patched osx component loading issue, investigate further

extracted string rendering function into a separate class

README.md

@@ -19,6 +19,7 @@
    <li>group components together and treat them as one, e.g. move, edit or delete </li>
    <li>export the output to image, PDF or printer </li>
    <li>export PCB trace mask suitable for toner transfer </li>
+   <li>export the circuit to a SPICE compatible netlist (beta) </li>
    <li>create a Bill of Materials as a part of the project or export it to few different file formats </li>
    <li>analyze guitar wirings and show detailed pickup configuration in each switch configuration</li>
    <li>zoom in/out feature </li>

diylc/diylc-core/src/org/diylc/common/ComponentType.java

@@ -43,18 +43,16 @@ public class ComponentType {
   private Class<? extends IDIYComponent<?>> instanceClass;
   private double zOrder;
   private boolean flexibleZOrder;
-  private boolean stretchable;
   private BomPolicy bomPolicy;
   private boolean autoEdit;
   private IComponentTransformer transformer;
   private KeywordPolicy keywordPolicy;
   private String keywordTag;
-  private boolean continuity;
 
   public ComponentType(String name, String description, CreationMethod creationMethod, String category,
       String namePrefix, String author, Icon icon, Class<? extends IDIYComponent<?>> instanceClass, double zOrder,
-      boolean flexibleZOrder, boolean stretchable, BomPolicy bomPolicy, boolean autoEdit,
-      IComponentTransformer transformer, KeywordPolicy keywordPolicy, String keywordTag, boolean continuity) {
+      boolean flexibleZOrder, BomPolicy bomPolicy, boolean autoEdit, IComponentTransformer transformer, 
+      KeywordPolicy keywordPolicy, String keywordTag) {
     super();
     this.name = name;
     this.description = description;
@@ -66,13 +64,11 @@ public class ComponentType {
     this.instanceClass = instanceClass;
     this.zOrder = zOrder;
     this.flexibleZOrder = flexibleZOrder;
-    this.stretchable = stretchable;
     this.bomPolicy = bomPolicy;
     this.autoEdit = autoEdit;
     this.transformer = transformer;
     this.keywordPolicy = keywordPolicy;
     this.keywordTag = keywordTag;
-    this.continuity = continuity;
   }
 
   public String getName() {
@@ -115,10 +111,6 @@ public class ComponentType {
     return flexibleZOrder;
   }
 
-  public boolean isStretchable() {
-    return stretchable;
-  }
-
   public BomPolicy getBomPolicy() {
     return bomPolicy;
   }
@@ -139,10 +131,6 @@ public class ComponentType {
     return keywordTag;
   }
 
-  public boolean isContinuity() {
-    return continuity;
-  }
-
   @Override
   public String toString() {
     return name;

diylc/diylc-core/src/org/diylc/common/INetlistProcessor.java

@@ -35,9 +35,10 @@ public interface INetlistProcessor {
   /**
    * Finds all {@link Netlist}s for each switch position combination. 
    * 
+   * @param includeSwitches
    * @return
    */
-  List<Netlist> extractNetlists();
+  List<Netlist> extractNetlists(boolean includeSwitches);
   
   /**
    * Finds all available {@link INetlistAnalyzer} implementations.

diylc/diylc-core/src/org/diylc/common/IPlugInPort.java

@@ -121,9 +121,10 @@ public interface IPlugInPort extends ISelectionProcessor, IMouseProcessor, IKeyP
    * Loads specified {@link Project}.
    * 
    * @param project
-   * @param freshStart
+   * @param freshStart
+   * @param optional file name when loading from a file
    */
-  void loadProject(Project project, boolean freshStart);
+  void loadProject(Project project, boolean freshStart, String filename);
 
   /**
    * Creates a new project.

diylc/diylc-core/src/org/diylc/components/AbstractComponent.java

@@ -21,25 +21,18 @@
 */
 package org.diylc.components;
 
-import java.awt.Color;
-import java.awt.Font;
-import java.awt.FontMetrics;
-import java.awt.Graphics2D;
-import java.awt.Point;
-import java.awt.Rectangle;
-import java.awt.Shape;
-import java.awt.font.FontRenderContext;
-import java.awt.font.GlyphVector;
-import java.awt.geom.Rectangle2D;
-import java.lang.reflect.Array;
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
-import java.util.Arrays;
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Point;
+import java.awt.Shape;
+import java.awt.geom.Rectangle2D;
+import java.lang.reflect.Array;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.Arrays;
 
-import org.diylc.common.HorizontalAlignment;
-import org.diylc.common.VerticalAlignment;
-import org.diylc.core.IDIYComponent;
-import org.diylc.core.annotations.EditableProperty;
+import org.diylc.core.IDIYComponent;
+import org.diylc.core.annotations.EditableProperty;
 
 /**
  * Abstract implementation of {@link IDIYComponent} that contains component name and toString.
@@ -147,54 +140,6 @@ public abstract class AbstractComponent<T> implements IDIYComponent<T> {
     return !clip.intersects(rect);
   }
 
-  protected void drawCenteredText(Graphics2D g2d, String text, int x, int y, HorizontalAlignment horizontalAlignment,
-      VerticalAlignment verticalAlignment) {
-    String[] parts = text.split("\n");
-    if (parts.length > 1) {
-      FontMetrics fontMetrics = g2d.getFontMetrics();
-      Rectangle stringBounds = fontMetrics.getStringBounds(parts[0], g2d).getBounds();
-      for (int i = 0; i < parts.length; i++)
-        drawCenteredText(g2d, parts[i], x, (int)(y - stringBounds.height * (parts.length - 1) / 2d + i * stringBounds.height), horizontalAlignment, verticalAlignment);
-      return;
-    }
-    
-    FontMetrics fontMetrics = g2d.getFontMetrics();
-    Rectangle stringBounds = fontMetrics.getStringBounds(text, g2d).getBounds();
-
-    Font font = g2d.getFont();
-    FontRenderContext renderContext = g2d.getFontRenderContext();
-    GlyphVector glyphVector = font.createGlyphVector(renderContext, text);
-    Rectangle visualBounds = glyphVector.getVisualBounds().getBounds();
-
-    int textX = 0;
-    switch (horizontalAlignment) {
-      case CENTER:
-        textX = x - stringBounds.width / 2;
-        break;
-      case LEFT:
-        textX = x;
-        break;
-      case RIGHT:
-        textX = x - stringBounds.width;
-        break;
-    }
-
-    int textY = 0;
-    switch (verticalAlignment) {
-      case TOP:
-        textY = y + stringBounds.height;
-        break;
-      case CENTER:
-        textY = y - visualBounds.height / 2 - visualBounds.y;
-        break;
-      case BOTTOM:
-        textY = y - visualBounds.y;
-        break;
-    }
-
-    g2d.drawString(text, textX, textY);
-  }
-
   @SuppressWarnings("unchecked")
   public IDIYComponent<T> clone() throws CloneNotSupportedException {
     try {
@@ -297,5 +242,14 @@ public abstract class AbstractComponent<T> implements IDIYComponent<T> {
   public String[] getSectionNames(int pointIndex) {   
     return null;
   }
-  
+  
+  @Override
+  public String getCommonPointName(int pointIndex) {   
+    return null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {   
+    return true;
+  }
 }

diylc/diylc-core/src/org/diylc/core/IContinuity.java

@@ -0,0 +1,34 @@
+/*
+
+    DIY Layout Creator (DIYLC).
+    Copyright (c) 2009-2018 held jointly by the individual authors.
+
+    This file is part of DIYLC.
+
+    DIYLC is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    DIYLC is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DIYLC.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+package org.diylc.core;
+
+public interface IContinuity {
+  
+  /**
+   * Tests control point connectivity.
+   *  
+   * @param index1
+   * @param index2
+   * @return true if the two points are connected, false otherwise.
+   */
+  boolean arePointsConnected(int index1, int index2);
+}

diylc/diylc-core/src/org/diylc/core/IDIYComponent.java

@@ -131,11 +131,23 @@ public interface IDIYComponent<T> extends Serializable {
   String getInternalLinkName(int index1, int index2);
   
   /**   
-   * @param pointIndex name of the internal section containing the specified point, or null if the component does not have internal sections.
-   * One point can be shared between multiple sections, in which case, the result may contain more than one element. 
-   * @return
+   * @param pointIndex  
+   * @return name of the internal section containing the specified point, or null if the component does not have internal sections.
+   * One point can be shared between multiple sections, in which case, the result may contain more than one element.
    */
-  String[] getSectionNames(int pointIndex);
+  String[] getSectionNames(int pointIndex);
+  
+  /**   
+   * @param pointIndex
+   * @return name of the common point that joins all the other points with the same name together, e.g. GND
+   */
+  String getCommonPointName(int pointIndex);
+  
+  /**   
+   * @param pointIndex
+   * @return true if the control point can move without affecting other points' position, false otherwise
+   */
+  boolean canPointMoveFreely(int pointIndex);
 
   /**
    * Draws the component onto the {@link Graphics2D}.

diylc/diylc-core/src/org/diylc/core/annotations/ComponentDescriptor.java

@@ -82,12 +82,6 @@ public @interface ComponentDescriptor {
    */
   boolean flexibleZOrder() default false;
 
-  /**
-   * @return when false, moving one control point will cause all the others to move together with
-   *         it.
-   */
-  boolean stretchable() default true;
-
   /**
    * @return controls what should be shown the BOM
    */
@@ -116,13 +110,5 @@ public @interface ComponentDescriptor {
    * 
    * @return
    */
-  String keywordTag() default "";
-  
-  /**
-   * For components that show continuity between the two ending points, e.d. wires, jumpers, etc.
-   * 
-   * @return
-   */
-  boolean continuity() default false;
-
+  String keywordTag() default "";  
 }

diylc/diylc-core/src/org/diylc/netlist/NetlistAnalyzer.java

@@ -18,7 +18,6 @@
 package org.diylc.netlist;
 
 import java.util.ArrayList;
-import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -28,9 +27,26 @@ import java.util.Set;
 
 import org.diylc.core.IDIYComponent;
 
-public class NetlistAnalyzer {
+public abstract class NetlistAnalyzer {
 
   public NetlistAnalyzer() {}
+  
+  public List<Summary> summarize(List<Netlist> netlists, Node preferredOutput) throws TreeException {    
+    Map<String, Summary> summaries = new HashMap<String, Summary>();
+    for (Netlist n : netlists) {
+      Summary s = summarize(n, preferredOutput);
+      if (summaries.containsKey(s.getSummary()))
+        summaries.get(s.getSummary()).append(n);
+      else
+        summaries.put(s.getSummary(), s);
+    }
+    
+    List<Summary> res = new ArrayList<Summary>(summaries.values());
+    Collections.sort(res);
+    return res;
+  }
+  
+  protected abstract Summary summarize(Netlist netlist, Node preferredOutput) throws TreeException;
 
   public Tree constructTreeBetween(Netlist netlist, Node nodeA, Node nodeB) {
     Tree tree = new Tree(TreeConnectionType.Parallel);
@@ -199,45 +215,45 @@ public class NetlistAnalyzer {
       paths.addAll(unmerged);
     }
   }
-
-  protected void findAllPaths(Netlist netlist, Node nodeA, Node nodeB, List<TreeLeaf> currentPath,
-      List<List<TreeLeaf>> allPaths, Set<Node> visited) {
-    if (nodeA == nodeB) {
-      allPaths.add(currentPath);
-      return;
-    }
-
-    // System.out.println("Finding path between " + nodeA + " and " + nodeB);
-
-    Group groupA = findGroup(netlist, nodeA);
-
-    if (groupA == null)
-      return;
-
-    if (groupA.getNodes().contains(nodeB)) {
-      allPaths.add(currentPath);
-      return;
-    }
-
-    for (Node n : groupA.getNodes()) {
-      IDIYComponent<?> c = n.getComponent();
-      for (int i = 0; i < c.getControlPointCount(); i++) {
-        if (i != n.getPointIndex() && c.getInternalLinkName(i, n.getPointIndex()) != null) {
-          TreeLeaf l = new TreeLeaf(c, i, n.getPointIndex());
-          Node newNodeA = new Node(c, i);
-          if (!visited.contains(newNodeA)) {
-            List<TreeLeaf> newCurrentPath = new ArrayList<TreeLeaf>(currentPath);
-            if (!currentPath.contains(l))
-              newCurrentPath.add(l);
-            Set<Node> newVisited = new HashSet<Node>(visited);
-            newVisited.add(nodeA);
-            newVisited.add(newNodeA);
-            findAllPaths(netlist, newNodeA, nodeB, newCurrentPath, allPaths, newVisited);
-          }
-        }
-      }
-    }
-  }
+//
+//  protected void findAllPaths(Netlist netlist, Node nodeA, Node nodeB, List<TreeLeaf> currentPath,
+//      List<List<TreeLeaf>> allPaths, Set<Node> visited) {
+//    if (nodeA == nodeB) {
+//      allPaths.add(currentPath);
+//      return;
+//    }
+//
+//    // System.out.println("Finding path between " + nodeA + " and " + nodeB);
+//
+//    Group groupA = findGroup(netlist, nodeA);
+//
+//    if (groupA == null)
+//      return;
+//
+//    if (groupA.getNodes().contains(nodeB)) {
+//      allPaths.add(currentPath);
+//      return;
+//    }
+//
+//    for (Node n : groupA.getNodes()) {
+//      IDIYComponent<?> c = n.getComponent();
+//      for (int i = 0; i < c.getControlPointCount(); i++) {
+//        if (i != n.getPointIndex() && c.getInternalLinkName(i, n.getPointIndex()) != null) {
+//          TreeLeaf l = new TreeLeaf(c, i, n.getPointIndex());
+//          Node newNodeA = new Node(c, i);
+//          if (!visited.contains(newNodeA)) {
+//            List<TreeLeaf> newCurrentPath = new ArrayList<TreeLeaf>(currentPath);
+//            if (!currentPath.contains(l))
+//              newCurrentPath.add(l);
+//            Set<Node> newVisited = new HashSet<Node>(visited);
+//            newVisited.add(nodeA);
+//            newVisited.add(newNodeA);
+//            findAllPaths(netlist, newNodeA, nodeB, newCurrentPath, allPaths, newVisited);
+//          }
+//        }
+//      }
+//    }
+//  }
 
   protected Group findGroup(Netlist netlist, Node node) {
     for (Group g : netlist.getGroups())
@@ -246,62 +262,62 @@ public class NetlistAnalyzer {
     return null;
   }
 
-  protected List<Group> trace(Set<String> typeNames, String nodeName, Netlist netlist) {
-    List<Group> res = new ArrayList<Group>();
-    for (Group g : netlist.getGroups()) {
-      for (Node n : g.getNodes()) {
-        if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
-            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
-          res.add(g);
-          break;
-        }
-      }
-    }
-    return res;
-  }
+//  protected List<Group> trace(Set<String> typeNames, String nodeName, Netlist netlist) {
+//    List<Group> res = new ArrayList<Group>();
+//    for (Group g : netlist.getGroups()) {
+//      for (Node n : g.getNodes()) {
+//        if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
+//            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
+//          res.add(g);
+//          break;
+//        }
+//      }
+//    }
+//    return res;
+//  }
 
-  protected List<Node> find(Set<String> typeNames, String nodeName, Group group) {
-    List<Node> res = new ArrayList<Node>();
+//  protected List<Node> find(Set<String> typeNames, String nodeName, Group group) {
+//    List<Node> res = new ArrayList<Node>();
+//
+//    for (Node n : group.getNodes()) {
+//      if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
+//          && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
+//        res.add(n);
+//      }
+//    }
+//
+//    return res;
+//  }
 
-    for (Node n : group.getNodes()) {
-      if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
-          && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
-        res.add(n);
-      }
-    }
+//  protected List<Group> findGroups(Set<String> typeNames, String nodeName, Netlist netlist) {
+//    List<Group> res = new ArrayList<Group>();
+//    for (Group g : netlist.getGroups()) {
+//      for (Node n : g.getNodes()) {
+//        if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
+//            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
+//          res.add(g);
+//          break;
+//        }
+//      }
+//    }
+//    return res;
+//  }
 
-    return res;
-  }
-
-  protected List<Group> findGroups(Set<String> typeNames, String nodeName, Netlist netlist) {
-    List<Group> res = new ArrayList<Group>();
-    for (Group g : netlist.getGroups()) {
-      for (Node n : g.getNodes()) {
-        if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
-            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
-          res.add(g);
-          break;
-        }
-      }
-    }
-    return res;
-  }
-
-  protected List<Group> findGroups(Set<String> typeNames, String nodeName, Netlist netlist,
-      Collection<IDIYComponent<?>> belongTo) {
-    List<Group> res = new ArrayList<Group>();
-    for (Group g : netlist.getGroups()) {
-      for (Node n : g.getNodes()) {
-        if ((belongTo == null || belongTo.contains(n.getComponent()))
-            && (typeNames.contains(n.getComponent().getClass().getCanonicalName()))
-            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
-          res.add(g);
-          break;
-        }
-      }
-    }
-    return res;
-  }
+//  protected List<Group> findGroups(Set<String> typeNames, String nodeName, Netlist netlist,
+//      Collection<IDIYComponent<?>> belongTo) {
+//    List<Group> res = new ArrayList<Group>();
+//    for (Group g : netlist.getGroups()) {
+//      for (Node n : g.getNodes()) {
+//        if ((belongTo == null || belongTo.contains(n.getComponent()))
+//            && (typeNames.contains(n.getComponent().getClass().getCanonicalName()))
+//            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
+//          res.add(g);
+//          break;
+//        }
+//      }
+//    }
+//    return res;
+//  }
 
   protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist) {
     List<Node> res = new ArrayList<Node>();
@@ -316,73 +332,92 @@ public class NetlistAnalyzer {
     return res;
   }
 
-  protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist, List<Node> inGroupWith) {
-    List<Node> res = new ArrayList<Node>();
-    for (Group g : netlist.getGroups()) {
+//  protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist, List<Node> inGroupWith) {
+//    List<Node> res = new ArrayList<Node>();
+//    for (Group g : netlist.getGroups()) {
+//
+//      boolean inGroup;
+//      if (inGroupWith == null) {
+//        inGroup = true;
+//      } else {
+//        inGroup = true;
+//        for (Node n1 : inGroupWith)
+//          if (!g.getNodes().contains(n1)) {
+//            inGroup = false;
+//            break;
+//          }
+//      }
+//
+//      for (Node n : g.getNodes()) {
+//        if (inGroup && typeNames.contains(n.getComponent().getClass().getCanonicalName())
+//            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
+//          res.add(n);
+//        }
+//      }
+//    }
+//    return res;
+//  }
 
-      boolean inGroup;
-      if (inGroupWith == null) {
-        inGroup = true;
-      } else {
-        inGroup = true;
-        for (Node n1 : inGroupWith)
-          if (!g.getNodes().contains(n1)) {
-            inGroup = false;
-            break;
-          }
-      }
+//  protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist,
+//      Collection<IDIYComponent<?>> belongTo) {
+//    List<Node> res = new ArrayList<Node>();
+//    for (Group g : netlist.getGroups()) {
+//
+//      for (Node n : g.getNodes()) {
+//        if ((belongTo == null || belongTo.contains(n.getComponent()))
+//            && typeNames.contains(n.getComponent().getClass().getCanonicalName())
+//            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
+//          res.add(n);
+//        }
+//      }
+//    }
+//    return res;
+//  }
 
-      for (Node n : g.getNodes()) {
-        if (inGroup && typeNames.contains(n.getComponent().getClass().getCanonicalName())
-            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
-          res.add(n);
-        }
-      }
-    }
-    return res;
-  }
+//  protected boolean allMatch(Collection<Node> nodes, String name) {
+//    for (Node n : nodes)
+//      if (!n.getDisplayName().equalsIgnoreCase(name))
+//        return false;
+//
+//    return true;
+//  }
 
-  protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist,
-      Collection<IDIYComponent<?>> belongTo) {
-    List<Node> res = new ArrayList<Node>();
-    for (Group g : netlist.getGroups()) {
-
-      for (Node n : g.getNodes()) {
-        if ((belongTo == null || belongTo.contains(n.getComponent()))
-            && typeNames.contains(n.getComponent().getClass().getCanonicalName())
-            && (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
-          res.add(n);
-        }
-      }
-    }
-    return res;
-  }
-
-  protected boolean allMatch(Collection<Node> nodes, String name) {
-    for (Node n : nodes)
-      if (!n.getDisplayName().equalsIgnoreCase(name))
-        return false;
-
-    return true;
-  }
-
-  protected boolean allComponentsMatch(Collection<Node> nodes, Set<IDIYComponent<?>> components) {
-    Set<IDIYComponent<?>> extracted = extractComponents(nodes);
-    return extracted.containsAll(components);
-  }
-
-  protected Set<IDIYComponent<?>> extractComponents(Collection<Node> nodes) {
-    Set<IDIYComponent<?>> components = new HashSet<IDIYComponent<?>>();
-    for (Node n : nodes)
-      components.add(n.getComponent());
-    return components;
-  }
+//  protected boolean allComponentsMatch(Collection<Node> nodes, Set<IDIYComponent<?>> components) {
+//    Set<IDIYComponent<?>> extracted = extractComponents(nodes);
+//    return extracted.containsAll(components);
+//  }
+//
+//  protected Set<IDIYComponent<?>> extractComponents(Collection<Node> nodes) {
+//    Set<IDIYComponent<?>> components = new HashSet<IDIYComponent<?>>();
+//    for (Node n : nodes)
+//      components.add(n.getComponent());
+//    return components;
+//  }
 
   protected String extractName(IDIYComponent<?> c) {
     return c.getName() + " " + c.getValueForDisplay();
   }
   
-  protected Set<IDIYComponent<?>> extractComponents(Netlist netlist) {
+  public static List<Set<IDIYComponent<?>>> extractComponentGroups(List<Netlist> netlists) {
+    List<Set<IDIYComponent<?>>> res = new ArrayList<Set<IDIYComponent<?>>>();
+    for (Netlist n : netlists) {
+      res.addAll(extractComponentGroups(n));
+    }
+    return res;
+  }
+  
+  public static List<Set<IDIYComponent<?>>> extractComponentGroups(Netlist netlist) {
+    List<Set<IDIYComponent<?>>> res = new ArrayList<Set<IDIYComponent<?>>>();
+    for (Group g : netlist.getGroups()) {
+      Set<IDIYComponent<?>> components = new HashSet<IDIYComponent<?>>();
+      for (Node n : g.getNodes())
+        components.add(n.getComponent());
+      res.add(components);
+    }
+    return res;
+  }
+  
+  public static Set<IDIYComponent<?>> extractComponents(Netlist netlist) {
     Set<IDIYComponent<?>> res = new HashSet<IDIYComponent<?>>();
     for (Group g : netlist.getGroups())
       for (Node n : g.getNodes())
@@ -397,53 +432,53 @@ public class NetlistAnalyzer {
     return -1;
   }
 
-  protected List<String> extractNames(Collection<IDIYComponent<?>> components) {
-    List<String> names = new ArrayList<String>();
-    for (IDIYComponent<?> c : components)
-      names.add(c.getName() + " " + c.getValueForDisplay());
-    Collections.sort(names);
-    return names;
-  }
-
-  protected Netlist simplify(Netlist netlist, Set<Node> nodesToMerge, Collection<Node> nodesToPurge) {
-    Netlist res = new Netlist();
-    res.getSwitchSetup().addAll(netlist.getSwitchSetup());
-
-    Group merged = new Group();
-
-    // merge
-    for (Group g : netlist.getGroups()) {
-      boolean needsMerging = false;
-      for (Node n : nodesToMerge) {
-        if (g.getNodes().contains(n)) {
-          needsMerging = true;
-          break;
-        }
-      }
-      if (needsMerging) {
-        for (Node n : g.getNodes()) {
-          if (!nodesToMerge.contains(n))
-            merged.getNodes().add(n);
-        }
-      } else {
-        res.getGroups().add(g.clone());
-      }
-    }
-
-    if (!merged.getNodes().isEmpty())
-      res.getGroups().add(merged);
-
-    // purge
-    for (Group g : res.getGroups()) {
-      g.getNodes().removeAll(nodesToPurge);
-    }
-
-    System.out.println("Before:\n" + netlist);
-    System.out.println("After:\n" + res);
-
-    return res;
-  }
-
+//  protected List<String> extractNames(Collection<IDIYComponent<?>> components) {
+//    List<String> names = new ArrayList<String>();
+//    for (IDIYComponent<?> c : components)
+//      names.add(c.getName() + " " + c.getValueForDisplay());
+//    Collections.sort(names);
+//    return names;
+//  }
+//
+//  protected Netlist simplify(Netlist netlist, Set<Node> nodesToMerge, Collection<Node> nodesToPurge) {
+//    Netlist res = new Netlist();
+//    res.getSwitchSetup().addAll(netlist.getSwitchSetup());
+//
+//    Group merged = new Group();
+//
+//    // merge
+//    for (Group g : netlist.getGroups()) {
+//      boolean needsMerging = false;
+//      for (Node n : nodesToMerge) {
+//        if (g.getNodes().contains(n)) {
+//          needsMerging = true;
+//          break;
+//        }
+//      }
+//      if (needsMerging) {
+//        for (Node n : g.getNodes()) {
+//          if (!nodesToMerge.contains(n))
+//            merged.getNodes().add(n);
+//        }
+//      } else {
+//        res.getGroups().add(g.clone());
+//      }
+//    }
+//
+//    if (!merged.getNodes().isEmpty())
+//      res.getGroups().add(merged);
+//
+//    // purge
+//    for (Group g : res.getGroups()) {
+//      g.getNodes().removeAll(nodesToPurge);
+//    }
+//
+//    System.out.println("Before:\n" + netlist);
+//    System.out.println("After:\n" + res);
+//
+//    return res;
+//  }
+//
   protected boolean intersect(List<Group> groups, Node node) {
     for (Group g : groups)
       if (g.getNodes().contains(node))

diylc/diylc-core/src/org/diylc/netlist/Node.java

@@ -82,6 +82,8 @@ public class Node implements Comparable<Node> {
 
   @Override
   public String toString() {
+    if (component.getControlPointCount() == 1)
+      return component.getName();
     return component.getName() + "." + getDisplayName() /*+ " @ (" + component.getControlPoint(pointIndex).getX() + ":" + component.getControlPoint(pointIndex).getY() + ")"*/;
   }
 

diylc/diylc-core/src/org/diylc/netlist/Summary.java

@@ -21,8 +21,7 @@
 */
 package org.diylc.netlist;
 
-
-public class Summary {
+public class Summary implements Comparable<Summary> {
 
   private Netlist netlist;
   private String summary;
@@ -36,6 +35,10 @@ public class Summary {
   public Netlist getNetlist() {
     return netlist;
   }
+  
+  public void append(Netlist netlist) {
+    this.netlist.getSwitchSetup().addAll(netlist.getSwitchSetup());
+  }
 
   public String getSummary() {
     return summary;
@@ -76,4 +79,9 @@ public class Summary {
   public String toString() {   
     return summary.toString();
   }
+
+  @Override
+  public int compareTo(Summary o) {
+    return netlist.compareTo(o.netlist);
+  }
 }

diylc/diylc-core/src/org/diylc/netlist/SwitchSetup.java

@@ -72,9 +72,9 @@ public class SwitchSetup implements Comparable<SwitchSetup> {
   public String toString() {   
     StringBuilder sb = new StringBuilder();
     for (Position s : positions)
-    {
+    {      
       if (sb.length() > 0)
-        sb.append(":");
+        sb.append(":");      
       sb.append(s.toString());      
     }
     return sb.toString();

diylc/diylc-core/src/org/diylc/presenter/ComponentProcessor.java

@@ -92,13 +92,11 @@ public class ComponentProcessor {
     Icon icon;
     double zOrder;
     boolean flexibleZOrder;
-    boolean stretchable;
     BomPolicy bomPolicy;
     boolean autoEdit;
     IComponentTransformer transformer;
     KeywordPolicy keywordPolicy;
-    String keywordTag;
-    boolean continuity;
+    String keywordTag;
     if (clazz.isAnnotationPresent(ComponentDescriptor.class)) {
       ComponentDescriptor annotation = clazz.getAnnotation(ComponentDescriptor.class);
       name = annotation.name();
@@ -109,13 +107,11 @@ public class ComponentProcessor {
       author = annotation.author();
       zOrder = annotation.zOrder();
       flexibleZOrder = annotation.flexibleZOrder();
-      stretchable = annotation.stretchable();
       bomPolicy = annotation.bomPolicy();
       autoEdit = annotation.autoEdit();
       transformer = getComponentTransformer(annotation.transformer());
       keywordPolicy = annotation.keywordPolicy();
-      keywordTag = annotation.keywordTag();
-      continuity = annotation.continuity();
+      keywordTag = annotation.keywordTag();
     } else { // default
     	return null;
     }
@@ -137,7 +133,7 @@ public class ComponentProcessor {
     }
     ComponentType componentType =
         new ComponentType(name, description, creationMethod, category, namePrefix, author, icon, clazz, zOrder,
-            flexibleZOrder, stretchable, bomPolicy, autoEdit, transformer, keywordPolicy, keywordTag, continuity);
+            flexibleZOrder, bomPolicy, autoEdit, transformer, keywordPolicy, keywordTag);
     componentTypeMap.put(clazz.getName(), componentType);
     return componentType;
   }

diylc/diylc-core/src/org/diylc/presenter/DrawingManager.java

@@ -43,7 +43,6 @@ import java.util.Set;
 import org.apache.log4j.Logger;
 import org.diylc.appframework.miscutils.ConfigurationManager;
 import org.diylc.appframework.simplemq.MessageDispatcher;
-import org.diylc.common.ComponentType;
 import org.diylc.common.DrawOption;
 import org.diylc.common.EventType;
 import org.diylc.common.GridType;
@@ -51,6 +50,7 @@ import org.diylc.common.IComponentFiler;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IContinuity;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.Project;
 import org.diylc.core.Theme;
@@ -505,7 +505,6 @@ public class DrawingManager {
     continuityArea = null;
   }
   
-  @SuppressWarnings("unchecked")
   public List<Area> getContinuityAreas(Project project) {
     // Find all individual continuity areas for all components
     List<Area> preliminaryAreas = new ArrayList<Area>();
@@ -513,11 +512,12 @@ public class DrawingManager {
     Set<Connection> connections = new HashSet<Connection>();
     for (IDIYComponent<?> c : project.getComponents()) {
       ComponentArea a = getComponentArea(c);
-
-      ComponentType type =
-          ComponentProcessor.getInstance().extractComponentTypeFrom((Class<? extends IDIYComponent<?>>) c.getClass());
-      if (type.isContinuity()) {
-        connections.add(new Connection(c.getControlPoint(0), c.getControlPoint(c.getControlPointCount() - 1)));
+      
+      if (c instanceof IContinuity) {
+        for (int i = 0; i < c.getControlPointCount() - 1; i++)
+          for (int j = i + 1; j < c.getControlPointCount(); j++)
+            if (((IContinuity)c).arePointsConnected(i, j))
+              connections.add(new Connection(c.getControlPoint(i), c.getControlPoint(j)));
       }
 
       if (a == null || a.getOutlineArea() == null)
@@ -556,7 +556,7 @@ public class DrawingManager {
     return areas;
   }
   
-  private void expandConnections(Set<Connection> connections) {
+  public void expandConnections(Set<Connection> connections) {
     Set<Connection> toAdd = new HashSet<Connection>();
     for (Connection c1 : connections)
       for (Connection c2 : connections) {
@@ -596,15 +596,19 @@ public class DrawingManager {
           continue;
         Area a1 = areas.get(i);
         Area a2 = areas.get(j);
-        Area intersection = new Area(a1);
-        intersection.intersect(a2);
+        Area intersection = null;
+        if (a1.getBounds2D().intersects(a2.getBounds())) {
+          intersection = new Area(a1);
+          intersection.intersect(a2);
+        }
         // if the two areas intersect, make a union and consume the second area
-        if (!intersection.isEmpty()) {
+        if (intersection != null && !intersection.isEmpty()) {
           a1.add(a2);
           consumed.set(j, true);
         } else { // maybe there's a connection between them
-          for (Connection p : connections) {
-            if ((a1.contains(p.getP1()) && a2.contains(p.getP2())) || (a1.contains(p.getP2()) && a2.contains(p.getP1()))) {
+          for (Connection p : connections) { // use getBounds to optimize the computation, don't get into complex math if not needed
+            if ((a1.getBounds().contains(p.getP1()) && a2.getBounds().contains(p.getP2()) && a1.contains(p.getP1()) && a2.contains(p.getP2())) || 
+                (a1.getBounds().contains(p.getP2()) && a2.getBounds().contains(p.getP1())) && a1.contains(p.getP2()) && a2.contains(p.getP1())) {
               a1.add(a2);
               consumed.set(j, true);
               break;

diylc/diylc-core/src/org/diylc/presenter/InstantiationManager.java

@@ -27,8 +27,10 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 import org.apache.log4j.Logger;
 import org.diylc.appframework.miscutils.ConfigurationManager;
@@ -62,11 +64,11 @@ public class InstantiationManager {
   private Point potentialControlPoint;
 
   public static final ComponentType clipboardType = new ComponentType("Clipboard contents",
-      "Components from the clipboard", CreationMethod.SINGLE_CLICK, "Multi", "", "", null, null, 0, false, false, null,
-      false, null, KeywordPolicy.NEVER_SHOW, null, false);
+      "Components from the clipboard", CreationMethod.SINGLE_CLICK, "Multi", "", "", null, null, 0, false, null,
+      false, null, KeywordPolicy.NEVER_SHOW, null);
   public static final ComponentType blockType = new ComponentType("Building block",
-	      "Components from the building block", CreationMethod.SINGLE_CLICK, "Multi", "", "", null, null, 0, false, false, null,
-	      false, null, KeywordPolicy.NEVER_SHOW, null, false);
+	      "Components from the building block", CreationMethod.SINGLE_CLICK, "Multi", "", "", null, null, 0, false, null,
+	      false, null, KeywordPolicy.NEVER_SHOW, null);
 
   public InstantiationManager() {}
 
@@ -139,16 +141,34 @@ public class InstantiationManager {
     return changeMade;
   }
 
+  @SuppressWarnings("unchecked")
   public void pasteComponents(Collection<IDIYComponent<?>> components, Point scaledPoint, boolean snapToGrid,
-      Size gridSpacing, boolean autoGroup) {	  
+      Size gridSpacing, boolean autoGroup, Project currentProject) {	  
     // Adjust location of components so they are centered under the mouse
     // cursor
     int minX = Integer.MAX_VALUE;
     int maxX = Integer.MIN_VALUE;
     int minY = Integer.MAX_VALUE;
-    int maxY = Integer.MIN_VALUE;
-    for (IDIYComponent<?> component : components) {
-      for (int i = 0; i < component.getControlPointCount(); i++) {
+    int maxY = Integer.MIN_VALUE;
+    
+    Set<String> existingNames = new HashSet<String>();
+    for (IDIYComponent<?> c : currentProject.getComponents())
+      existingNames.add(c.getName());
+    
+    List<IDIYComponent<?>> allComponents = new ArrayList<IDIYComponent<?>>(currentProject.getComponents());
+    
+    for (IDIYComponent<?> component : components) {
+      // assign a new name if it already exists in the project
+      if (existingNames.contains(component.getName())) {
+        ComponentType componentType =
+            ComponentProcessor.getInstance().extractComponentTypeFrom((Class<? extends IDIYComponent<?>>) component.getClass());
+        String newName = createUniqueName(componentType, allComponents);
+        existingNames.add(newName);
+        component.setName(newName);
+        allComponents.add(component);
+      }
+      
+      for (int i = 0; i < component.getControlPointCount(); i++) {        
         Point p = component.getControlPoint(i);
         if (p.x > maxX) {
           maxX = p.x;

diylc/diylc-library/src/org/diylc/awt/StringUtils.java

@@ -0,0 +1,245 @@
+/*
+
+    DIY Layout Creator (DIYLC).
+    Copyright (c) 2009-2018 held jointly by the individual authors.
+
+    This file is part of DIYLC.
+
+    DIYLC is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    DIYLC is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DIYLC.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+package org.diylc.awt;
+
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Rectangle;
+import java.awt.font.FontRenderContext;
+import java.awt.font.GlyphVector;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.diylc.common.HorizontalAlignment;
+import org.diylc.common.VerticalAlignment;
+
+/**
+ * Globally available utility classes, mostly for string manipulation.
+ * 
+ * @author Jim Menard, <a href="mailto:jimm@io.com">jimm@io.com</a>
+ */
+public class StringUtils {
+
+  public static void drawWrappedText(String text, Graphics2D g2d, int x, int y, int maxWidth, HorizontalAlignment horizontalAlignment) {
+    FontMetrics textMetrics = g2d.getFontMetrics();
+    List<String> lines = wrap(text, textMetrics, maxWidth);
+    int lineHeight = textMetrics.getHeight();
+    
+    if (horizontalAlignment == HorizontalAlignment.CENTER)
+      x += maxWidth / 2;
+    else if (horizontalAlignment == HorizontalAlignment.RIGHT)
+      x += maxWidth;
+    
+    for (String line : lines) {
+      drawCenteredText(g2d, line, x, y, horizontalAlignment, VerticalAlignment.BOTTOM);
+      y += lineHeight;
+    }
+  }
+
+  /**
+   * Returns an array of strings, one for each line in the string after it has been wrapped to fit
+   * lines of <var>maxWidth</var>. Lines end with any of cr, lf, or cr lf. A line ending at the end
+   * of the string will not output a further, empty string.
+   * <p>
+   * This code assumes <var>str</var> is not <code>null</code>.
+   * 
+   * @param str the string to split
+   * @param fm needed for string width calculations
+   * @param maxWidth the max line width, in points
+   * @return a non-empty list of strings
+   */
+  public static List<String> wrap(String str, FontMetrics fm, int maxWidth) {
+    List<String> lines = splitIntoLines(str);
+    if (lines.size() == 0)
+      return lines;
+
+    ArrayList<String> strings = new ArrayList<String>();
+    for (Iterator<String> iter = lines.iterator(); iter.hasNext();)
+      wrapLineInto((String) iter.next(), strings, fm, maxWidth);
+    return strings;
+  }
+
+  /**
+   * Given a line of text and font metrics information, wrap the line and add the new line(s) to
+   * <var>list</var>.
+   * 
+   * @param line a line of text
+   * @param list an output list of strings
+   * @param fm font metrics
+   * @param maxWidth maximum width of the line(s)
+   */
+  public static void wrapLineInto(String line, List<String> list, FontMetrics fm, int maxWidth) {
+    int len = line.length();
+    int width;
+    while (len > 0 && (width = fm.stringWidth(line)) > maxWidth) {
+      // Guess where to split the line. Look for the next space before
+      // or after the guess.
+      int guess = len * maxWidth / width;
+      String before = line.substring(0, guess).trim();
+
+      width = fm.stringWidth(before);
+      int pos;
+      if (width > maxWidth) // Too long
+        pos = findBreakBefore(line, guess);
+      else { // Too short or possibly just right
+        pos = findBreakAfter(line, guess);
+        if (pos != -1) { // Make sure this doesn't make us too long
+          before = line.substring(0, pos).trim();
+          if (fm.stringWidth(before) > maxWidth)
+            pos = findBreakBefore(line, guess);
+        }
+      }
+      if (pos == -1)
+        pos = guess; // Split in the middle of the word
+
+      list.add(line.substring(0, pos).trim());
+      line = line.substring(pos).trim();
+      len = line.length();
+    }
+    if (len > 0)
+      list.add(line);
+  }
+
+  /**
+   * Returns the index of the first whitespace character or '-' in <var>line</var> that is at or
+   * before <var>start</var>. Returns -1 if no such character is found.
+   * 
+   * @param line a string
+   * @param start where to star looking
+   */
+  public static int findBreakBefore(String line, int start) {
+    for (int i = start; i >= 0; --i) {
+      char c = line.charAt(i);
+      if (Character.isWhitespace(c) || c == '-')
+        return i;
+    }
+    return -1;
+  }
+
+  /**
+   * Returns the index of the first whitespace character or '-' in <var>line</var> that is at or
+   * after <var>start</var>. Returns -1 if no such character is found.
+   * 
+   * @param line a string
+   * @param start where to star looking
+   */
+  public static int findBreakAfter(String line, int start) {
+    int len = line.length();
+    for (int i = start; i < len; ++i) {
+      char c = line.charAt(i);
+      if (Character.isWhitespace(c) || c == '-')
+        return i;
+    }
+    return -1;
+  }
+
+  /**
+   * Returns an array of strings, one for each line in the string. Lines end with any of cr, lf, or
+   * cr lf. A line ending at the end of the string will not output a further, empty string.
+   * <p>
+   * This code assumes <var>str</var> is not <code>null</code>.
+   * 
+   * @param str the string to split
+   * @return a non-empty list of strings
+   */
+  public static List<String> splitIntoLines(String str) {
+    List<String> strings = new ArrayList<String>();
+
+    int len = str.length();
+    if (len == 0) {
+      strings.add("");
+      return strings;
+    }
+
+    int lineStart = 0;
+
+    for (int i = 0; i < len; ++i) {
+      char c = str.charAt(i);
+      if (c == '\r') {
+        int newlineLength = 1;
+        if ((i + 1) < len && str.charAt(i + 1) == '\n')
+          newlineLength = 2;
+        strings.add(str.substring(lineStart, i));
+        lineStart = i + newlineLength;
+        if (newlineLength == 2) // skip \n next time through loop
+          ++i;
+      } else if (c == '\n') {
+        strings.add(str.substring(lineStart, i));
+        lineStart = i + 1;
+      }
+    }
+    if (lineStart < len)
+      strings.add(str.substring(lineStart));
+
+    return strings;
+  }
+
+  public static void drawCenteredText(Graphics2D g2d, String text, int x, int y, HorizontalAlignment horizontalAlignment,
+      VerticalAlignment verticalAlignment) {
+    String[] parts = text.split("\n");
+    if (parts.length > 1) {
+      FontMetrics fontMetrics = g2d.getFontMetrics();
+      Rectangle stringBounds = fontMetrics.getStringBounds(parts[0], g2d).getBounds();
+      for (int i = 0; i < parts.length; i++)
+        drawCenteredText(g2d, parts[i], x, (int)(y - stringBounds.height * (parts.length - 1) / 2d + i * stringBounds.height), horizontalAlignment, verticalAlignment);
+      return;
+    }
+    
+    FontMetrics fontMetrics = g2d.getFontMetrics();
+    Rectangle stringBounds = fontMetrics.getStringBounds(text, g2d).getBounds();
+
+    Font font = g2d.getFont();
+    FontRenderContext renderContext = g2d.getFontRenderContext();
+    GlyphVector glyphVector = font.createGlyphVector(renderContext, text);
+    Rectangle visualBounds = glyphVector.getVisualBounds().getBounds();
+
+    int textX = 0;
+    switch (horizontalAlignment) {
+      case CENTER:
+        textX = x - stringBounds.width / 2;
+        break;
+      case LEFT:
+        textX = x;
+        break;
+      case RIGHT:
+        textX = x - stringBounds.width;
+        break;
+    }
+
+    int textY = 0;
+    switch (verticalAlignment) {
+      case TOP:
+        textY = y + stringBounds.height;
+        break;
+      case CENTER:
+        textY = y - visualBounds.height / 2 - visualBounds.y;
+        break;
+      case BOTTOM:
+        textY = y - visualBounds.y;
+        break;
+    }
+
+    g2d.drawString(text, textX, textY);
+  }
+}

diylc/diylc-library/src/org/diylc/components/Abstract3LegSymbol.java

@@ -21,33 +21,33 @@
 */
 package org.diylc.components;
 
-import java.awt.Color;
-import java.awt.FontMetrics;
-import java.awt.Graphics2D;
-import java.awt.Point;
-import java.awt.Rectangle;
-import java.awt.Shape;
-import java.awt.geom.AffineTransform;
-import java.awt.geom.Rectangle2D;
-
-import org.diylc.appframework.miscutils.ConfigurationManager;
-import org.diylc.common.Display;
-import org.diylc.common.HorizontalAlignment;
-import org.diylc.common.IPlugInPort;
-import org.diylc.common.ObjectCache;
-import org.diylc.common.Orientation;
-import org.diylc.common.VerticalAlignment;
-import org.diylc.components.AbstractComponent;
-import org.diylc.components.semiconductors.SymbolFlipping;
-import org.diylc.core.ComponentState;
-import org.diylc.core.IDrawingObserver;
-import org.diylc.core.Project;
-import org.diylc.core.Theme;
-import org.diylc.core.VisibilityPolicy;
-import org.diylc.core.annotations.EditableProperty;
-import org.diylc.core.measures.Size;
-import org.diylc.core.measures.SizeUnit;
-import org.diylc.utils.Constants;
+import java.awt.Color;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.Rectangle;
+import java.awt.Shape;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Rectangle2D;
+
+import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
+import org.diylc.common.Display;
+import org.diylc.common.HorizontalAlignment;
+import org.diylc.common.IPlugInPort;
+import org.diylc.common.ObjectCache;
+import org.diylc.common.Orientation;
+import org.diylc.common.VerticalAlignment;
+import org.diylc.components.semiconductors.SymbolFlipping;
+import org.diylc.core.ComponentState;
+import org.diylc.core.IDrawingObserver;
+import org.diylc.core.Project;
+import org.diylc.core.Theme;
+import org.diylc.core.VisibilityPolicy;
+import org.diylc.core.annotations.EditableProperty;
+import org.diylc.core.measures.Size;
+import org.diylc.core.measures.SizeUnit;
+import org.diylc.utils.Constants;
 
 public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
 
@@ -57,16 +57,31 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
   public static Color COLOR = Color.black;
   
   protected String value = "";
-  protected Point[] controlPoints = new Point[] {new Point(0, 0), new Point(0, 0), new Point(0, 0)};
+  protected Point[] controlPoints = new Point[] { new Point(0, 0), new Point(0, 0), new Point(0, 0), new Point(0, 0) };
   protected Color color = COLOR;
   protected SymbolFlipping flip = SymbolFlipping.NONE;
   protected Display display = Display.NAME;
   transient protected Shape[] body;
-  protected Orientation orientation = Orientation.DEFAULT;
+  protected Orientation orientation = Orientation.DEFAULT;
+  protected boolean moveLabel = false;
 
   public Abstract3LegSymbol() {
     super();
-    updateControlPoints();
+    updateControlPoints();
+    controlPoints[3] = getDefaultLabelPosition(controlPoints);
+  }
+  
+  public Point[] getControlPoints() {
+    if (controlPoints.length == 3) {
+      controlPoints = new Point[] { controlPoints[0], controlPoints[1], controlPoints[2], getDefaultLabelPosition(controlPoints) };
+    }
+    return controlPoints;
+  }
+  
+  protected Point getDefaultLabelPosition(Point[] oldControlPoints) {
+    int f = flip == SymbolFlipping.X ? -1 : 1;
+    int d = flip == SymbolFlipping.X ? (int) PIN_SPACING.convertToPixels() / 2 : 0;
+    return new Point(oldControlPoints[0].x + f * (int) (PIN_SPACING.convertToPixels() * 1.5 + d), oldControlPoints[0].y);
   }
 
   @Override
@@ -88,14 +103,14 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
     }
     g2d.setColor(finalColor);
 
-    // Draw transistor
-
     if (this.body == null) {
       this.body = getBody();
       applyOrientation(this.body);
     }
 
-    AffineTransform old = g2d.getTransform();
+    AffineTransform old = g2d.getTransform();
+    
+    Point[] controlPoints = getControlPoints();
 
     if (this.flip == SymbolFlipping.Y) {
       g2d.translate(0, controlPoints[0].y);
@@ -142,61 +157,82 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
 
     FontMetrics fontMetrics = g2d.getFontMetrics();
     Rectangle2D textRect = fontMetrics.getStringBounds(label, g2d);
-    Rectangle shapeRect = body[0].getBounds().union(body[1].getBounds()).union(body[2].getBounds());
-
-    drawCenteredText(g2d, label, getLabelX(shapeRect, textRect, fontMetrics, outlineMode),
-        getLabelY(shapeRect, textRect, fontMetrics, outlineMode), flip == SymbolFlipping.X ? HorizontalAlignment.RIGHT
-            : HorizontalAlignment.LEFT, VerticalAlignment.CENTER);
+    Rectangle shapeRect = body[0].getBounds().union(body[1].getBounds()).union(body[2].getBounds());
+    
+    if (getMoveLabel()) {
+      StringUtils.drawCenteredText(g2d, label, controlPoints[3].x, controlPoints[3].y, flip == SymbolFlipping.X ? HorizontalAlignment.RIGHT
+              : HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    } else {
+      StringUtils.drawCenteredText(g2d, label, getLabelX(shapeRect, textRect, fontMetrics, outlineMode),
+          getLabelY(shapeRect, textRect, fontMetrics, outlineMode), flip == SymbolFlipping.X ? HorizontalAlignment.RIGHT
+              : HorizontalAlignment.LEFT, VerticalAlignment.CENTER);
+    }
   }
 
   @Override
   public Point getControlPoint(int index) {
-    return controlPoints[index];
+    return getControlPoints()[index];
   }
 
   @Override
   public int getControlPointCount() {
-    return controlPoints.length;
+    return getControlPoints().length;
   }
 
   protected int getLabelX(Rectangle2D shapeRect, Rectangle2D textRect, FontMetrics fontMetrics, boolean outlineMode) {
     int f = flip == SymbolFlipping.X ? -1 : 1;
     int d = flip == SymbolFlipping.X ? (int) PIN_SPACING.convertToPixels() / 2 : 0;
-    return controlPoints[0].x + f * (int) (PIN_SPACING.convertToPixels() * 1.5 + d);
+    return getControlPoints()[0].x + f * (int) (PIN_SPACING.convertToPixels() * 1.5 + d);
   }
 
   protected int getLabelY(Rectangle2D shapeRect, Rectangle2D textRect, FontMetrics fontMetrics, boolean outlineMode) {
-    return controlPoints[0].y;
+    return getControlPoints()[0].y;
   }
 
   protected void updateControlPoints() {
-    int pinSpacing = (int) PIN_SPACING.convertToPixels();
-    // Update control points.
+    int pinSpacing = (int) PIN_SPACING.convertToPixels();
+    Point[] controlPoints = getControlPoints();
+        
     int x = controlPoints[0].x;
     int y = controlPoints[0].y;
-
-    int f = flip == SymbolFlipping.X ? -1 : 1;
-
-    controlPoints[1].x = x + f * pinSpacing * 2;
+
+    // set default point positions
+    controlPoints[1].x = x +  pinSpacing * 2;
     controlPoints[1].y = y - pinSpacing * 2;
 
-    controlPoints[2].x = x + f * pinSpacing * 2;
+    controlPoints[2].x = x + pinSpacing * 2;
     controlPoints[2].y = y + pinSpacing * 2;
     
+    controlPoints[3].x = x + (int) (PIN_SPACING.convertToPixels() * 2);
+    controlPoints[3].y = y;
+    
+    // apply rotation if needed
     if (getOrientation() != Orientation.DEFAULT)
     {    
-      Point first = this.controlPoints[0];
+      Point first = controlPoints[0];
       double angle = Double.parseDouble(getOrientation().name().replace("_", ""));
       AffineTransform rotate = AffineTransform.getRotateInstance(Math.toRadians(angle), first.x, first.y);
-      for (int i = 1; i < this.controlPoints.length; i++) {
-        rotate.transform(this.controlPoints[i], this.controlPoints[i]);
+      for (int i = 1; i < controlPoints.length; i++) {
+        rotate.transform(controlPoints[i], controlPoints[i]);
       }
+    }
+    
+    // flip at the end
+    if (flip == SymbolFlipping.X) {
+      controlPoints[1].x = controlPoints[0].x - (controlPoints[1].x - controlPoints[0].x);
+      controlPoints[2].x = controlPoints[0].x - (controlPoints[2].x - controlPoints[0].x);
+      controlPoints[3].x = controlPoints[0].x - (controlPoints[3].x - controlPoints[0].x);
+    }
+    if (flip == SymbolFlipping.Y) {
+      controlPoints[1].y = controlPoints[0].y - (controlPoints[1].y - controlPoints[0].y);
+      controlPoints[2].y = controlPoints[0].y - (controlPoints[2].y - controlPoints[0].y);
+      controlPoints[3].y = controlPoints[0].y - (controlPoints[3].y - controlPoints[0].y);
     }
   }
 
   @Override
   public VisibilityPolicy getControlPointVisibilityPolicy(int index) {
-    return VisibilityPolicy.WHEN_SELECTED;
+    return index < 3 || getMoveLabel() ? VisibilityPolicy.WHEN_SELECTED : VisibilityPolicy.NEVER;
   }
 
   @EditableProperty
@@ -212,15 +248,25 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
 
   @Override
   public boolean isControlPointSticky(int index) {
-    return true;
+    return index < 3;
   }
 
   @Override
   public void setControlPoint(Point point, int index) {
-    controlPoints[index].setLocation(point);
+    getControlPoints()[index].setLocation(point);
 
     // make sure we have a new drawing
     body = null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {   
+    return pointIndex == 3;
+  }
+  
+  @Override
+  public boolean canControlPointOverlap(int index) {
+    return index >= 3;
   }
 
   @EditableProperty
@@ -243,6 +289,15 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
 
   public void setColor(Color color) {
     this.color = color;
+  }
+  
+  @EditableProperty(name = "Moveable Label")
+  public boolean getMoveLabel() {
+    return moveLabel;
+  }
+
+  public void setMoveLabel(boolean moveLabel) {
+    this.moveLabel = moveLabel;
   }
 
   @EditableProperty
@@ -274,7 +329,7 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
     if (getOrientation() == Orientation.DEFAULT)
       return;
 
-    Point first = this.controlPoints[0];
+    Point first = getControlPoints()[0];
     double angle = Double.parseDouble(getOrientation().name().replace("_", ""));
     AffineTransform rotate = AffineTransform.getRotateInstance(Math.toRadians(angle), first.x, first.y);
     
@@ -283,6 +338,13 @@ public abstract class Abstract3LegSymbol extends AbstractComponent<String> {
         body[i] = rotate.createTransformedShape(body[i]);
       }
     }
+  }
+  
+  @Override
+  public String getControlPointNodeName(int index) {
+    if (index >= 3)
+      return null;
+    return Integer.toString(index + 1);
   }
 
   /**

diylc/diylc-library/src/org/diylc/components/AbstractLeadedComponent.java

@@ -36,10 +36,13 @@ import java.awt.geom.Rectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
 import org.diylc.awt.ShadedPaint;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.Display;
+import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.LineStyle;
 import org.diylc.common.ObjectCache;
+import org.diylc.common.VerticalAlignment;
 import org.diylc.core.ComponentState;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -70,7 +73,7 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
   protected Size length;
   protected Size width;
   protected Point[] points = new Point[] {new Point((int) (-DEFAULT_SIZE.convertToPixels() / 2), 0),
-      new Point((int) (DEFAULT_SIZE.convertToPixels() / 2), 0)};
+      new Point((int) (DEFAULT_SIZE.convertToPixels() / 2), 0), new Point(0, 0)};
   protected Color bodyColor = Color.white;
   protected Color borderColor = Color.black;
   protected Color labelColor = LABEL_COLOR;
@@ -78,6 +81,11 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
   protected Display display = Display.NAME;
   private boolean flipStanding = false;
   private LabelOriantation labelOriantation = LabelOriantation.Directional;
+  protected boolean moveLabel = false;
+  
+  // parameters for adjusting the label control point
+  protected Double gamma = null;
+  protected Double r = null;
 
   protected AbstractLeadedComponent() {
     super();
@@ -88,28 +96,67 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
       // This should never happen because Size supports cloning.
     } catch (NullPointerException e) {
       // This will happen if components do not have any shape.
-    }
+    }    
+    points[2] = calculateLabelPosition(points[0], points[1]);
   }
 
   protected boolean IsCopperArea() {
     return false;
   }
+  
+  protected Point[] getPoints() {
+    // convert old points to new
+    if (points.length == 2) {      
+      points = new Point[] { points[0], points[1], calculateLabelPosition(points[0], points[1]) };
+      // to make standing components backward compatible and not show a label until the user switches the display to something else
+      if (isStanding())
+        display = Display.NONE;
+    }
+    return points;
+  }
+  
+  protected Point calculateLabelPosition(Point point1, Point point2) {
+    double x = (point1.x + point2.x) / 2.0;
+    double y = (point1.y + point2.y) / 2.0;
+    return new Point((int) x, (int) y);
+  }
 
   @Override
   public void draw(Graphics2D g2d, ComponentState componentState, boolean outlineMode, Project project,
       IDrawingObserver drawingObserver) {
-    double distance = points[0].distance(points[1]);
+    if (gamma != null) {
+      // recalculate center position and theta, then adjust label point accordingly, while preserving alpha and p
+      double x = (getPoints()[1].x + getPoints()[0].x) / 2.0;
+      double y = (getPoints()[1].y + getPoints()[0].y) / 2.0;
+      double theta = Math.atan2(getPoints()[1].y - getPoints()[0].y, getPoints()[1].x - getPoints()[0].x);
+      double beta = gamma - (Math.PI / 2 - theta);
+      getPoints()[2].setLocation(x + Math.cos(beta) * r, y + Math.sin(beta) * r);
+      gamma = null;
+      r = null;
+    }
+    
+    double distance = getPoints()[0].distance(getPoints()[1]);
     Shape shape = getBodyShape();
     // If there's no body, just draw the line connecting the ending points.
     if (shape == null) {
       drawLead(g2d, componentState, drawingObserver, IsCopperArea());
-    } else if (supportsStandingMode() && length.convertToPixels() > points[0].distance(points[1])) {
+      return;
+    }
+    
+    AffineTransform oldTransform = g2d.getTransform();
+    double width;
+    double length;
+    Rectangle shapeRect;
+    double theta = Math.atan2(getPoints()[1].y - getPoints()[0].y, getPoints()[1].x - getPoints()[0].x);
+    
+    if (isStanding()) {
       // When ending points are too close draw the component in standing
       // mode.
-      int width = getClosestOdd(this.width.convertToPixels());
+      width = length = getClosestOdd(this.width.convertToPixels());      
       Shape body =
-          new Ellipse2D.Double((getFlipStanding() ? points[1] : points[0]).x - width / 2,
-              (getFlipStanding() ? points[1] : points[0]).y - width / 2, width, width);
+          new Ellipse2D.Double((getFlipStanding() ? getPoints()[1] : getPoints()[0]).x - width / 2,
+              (getFlipStanding() ? getPoints()[1] : getPoints()[0]).y - width / 2, width, width);
+      shapeRect = body.getBounds();
       Composite oldComposite = g2d.getComposite();
       if (alpha < MAX_ALPHA) {
         g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1f * alpha / MAX_ALPHA));
@@ -138,11 +185,10 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
       }
     } else {
       // Normal mode with component body in the center and two lead parts.
-      Rectangle shapeRect = shape.getBounds();
-      double theta = Math.atan2(points[1].y - points[0].y, points[1].x - points[0].x);
+      shapeRect = shape.getBounds();      
       // Go back to the original transformation to draw leads.
       if (!outlineMode) {
-        AffineTransform textTransform = g2d.getTransform();
+//        AffineTransform textTransform = g2d.getTransform();
         // if (length.convertToPixels() > points[0].distance(points[1]))
         // {
         // g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
@@ -157,14 +203,14 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
           
           Area leadArea = new Area();
           
-          int endX = (int) (points[0].x + Math.cos(theta) * leadLength);
-          int endY = (int) (points[0].y + Math.sin(theta) * leadLength);
-          Line2D line = new Line2D.Double(points[0].x, points[0].y, endX, endY);
+          int endX = (int) (getPoints()[0].x + Math.cos(theta) * leadLength);
+          int endY = (int) (getPoints()[0].y + Math.sin(theta) * leadLength);
+          Line2D line = new Line2D.Double(getPoints()[0].x, getPoints()[0].y, endX, endY);
           leadArea.add(new Area(leadStroke.createStrokedShape(line)));
           
-          endX = (int) (points[1].x + Math.cos(theta - Math.PI) * leadLength);
-          endY = (int) (points[1].y + Math.sin(theta - Math.PI) * leadLength);
-          line = new Line2D.Double(points[1].x, points[1].y, endX, endY);
+          endX = (int) (getPoints()[1].x + Math.cos(theta - Math.PI) * leadLength);
+          endY = (int) (getPoints()[1].y + Math.sin(theta - Math.PI) * leadLength);
+          line = new Line2D.Double(getPoints()[1].x, getPoints()[1].y, endX, endY);
           leadArea.add(new Area(leadStroke.createStrokedShape(line)));
           
           g2d.setStroke(ObjectCache.getInstance().fetchBasicStroke(1f));
@@ -178,13 +224,10 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
           g2d.setColor(leadColor);
           drawLeads(g2d, theta, leadLength);
         }
-        g2d.setTransform(textTransform);
+//        g2d.setTransform(textTransform);
       }
       // Transform graphics to draw the body in the right place and at the
-      // right angle.
-      AffineTransform oldTransform = null;
-      double width;
-      double length;
+      // right angle.      
       if (useShapeRectAsPosition()) {
         width = shapeRect.getHeight();
         length = shapeRect.getWidth();
@@ -192,8 +235,7 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
         width = getWidth().convertToPixels();
         length = getLength().convertToPixels();
       }
-      oldTransform = g2d.getTransform();
-      g2d.translate((points[0].x + points[1].x - length) / 2, (points[0].y + points[1].y - width) / 2);
+      g2d.translate((getPoints()[0].x + getPoints()[1].x - length) / 2, (getPoints()[0].y + getPoints()[1].y - width) / 2);
       g2d.rotate(theta, length / 2, width / 2);
       // Draw body.
       Composite oldComposite = g2d.getComposite();
@@ -244,64 +286,91 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
         decorateComponentBody(g2d, outlineMode);
         g2d.setComposite(oldComposite);
       }
+    }
 
-      // Draw label.
-      g2d.setFont(project.getFont());
-      if (useShapeRectAsPosition()) {
-        g2d.translate(shapeRect.x, shapeRect.y);
+    // Draw label.
+    g2d.setFont(project.getFont());
+    if (useShapeRectAsPosition()) {
+      g2d.translate(shapeRect.x, shapeRect.y);
+    }
+    Color finalLabelColor;
+    if (outlineMode) {
+      Theme theme =
+          (Theme) ConfigurationManager.getInstance().readObject(IPlugInPort.THEME_KEY, Constants.DEFAULT_THEME);
+      finalLabelColor =
+          componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? LABEL_COLOR_SELECTED
+              : theme.getOutlineColor();
+    } else {
+      finalLabelColor =
+          componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? LABEL_COLOR_SELECTED
+              : labelColor;
+    }
+    g2d.setColor(finalLabelColor);
+    FontMetrics fontMetrics = g2d.getFontMetrics();
+    String label = "";
+    label = display == Display.NAME ? getName() : (getValue() == null ? "" : getValue().toString());
+    if (display == Display.NONE) {
+      label = "";
+    }
+    if (display == Display.BOTH) {
+      label = getName() + " " + (getValue() == null ? "" : getValue().toString());
+    }
+    Rectangle2D textRect = fontMetrics.getStringBounds(label, g2d);
+    // Don't offset in outline mode.
+    int offset = outlineMode ? 0 : getLabelOffset((int) length, (int) width, (int) textRect.getWidth());
+    
+    // Adjust label angle if needed to make sure that it's readable.
+    if ((theta >= Math.PI / 2 && theta <= Math.PI) || (theta < -Math.PI / 2 && theta > -Math.PI)) {
+      g2d.rotate(Math.PI, length / 2, width / 2);
+      theta += Math.PI;
+      offset = -offset;
+    }
+    
+    if (getMoveLabel()) {
+      g2d.setTransform(oldTransform);
+      g2d.translate(getPoints()[2].x, getPoints()[2].y);
+      if (getLabelOriantation() != LabelOriantation.Horizontal) {
+        g2d.rotate(theta);
       }
-      Color finalLabelColor;
-      if (outlineMode) {
-        Theme theme =
-            (Theme) ConfigurationManager.getInstance().readObject(IPlugInPort.THEME_KEY, Constants.DEFAULT_THEME);
-        finalLabelColor =
-            componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? LABEL_COLOR_SELECTED
-                : theme.getOutlineColor();
-      } else {
-        finalLabelColor =
-            componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? LABEL_COLOR_SELECTED
-                : labelColor;
-      }
-      g2d.setColor(finalLabelColor);
-      FontMetrics fontMetrics = g2d.getFontMetrics();
-      String label = "";
-      label = display == Display.NAME ? getName() : (getValue() == null ? "" : getValue().toString());
-      if (display == Display.NONE) {
-        label = "";
-      }
-      if (display == Display.BOTH) {
-        label = getName() + " " + (getValue() == null ? "" : getValue().toString());
-      }
-      Rectangle2D textRect = fontMetrics.getStringBounds(label, g2d);
-      // Don't offset in outline mode.
-      int offset = outlineMode ? 0 : getLabelOffset((int) length, (int) width, (int) textRect.getWidth());
-      // Adjust label angle if needed to make sure that it's readable.
-      if ((theta >= Math.PI / 2 && theta <= Math.PI) || (theta < -Math.PI / 2 && theta > -Math.PI)) {
-        g2d.rotate(Math.PI, length / 2, width / 2);
-        offset = -offset;
-      }
-      if (getLabelOriantation() == LabelOriantation.Horizontal) {
+      StringUtils.drawCenteredText(g2d, label, offset, 0, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+      g2d.setTransform(oldTransform);
+    } else {
+      if (isStanding() || getLabelOriantation() == LabelOriantation.Horizontal) {
         g2d.setTransform(oldTransform);
-        double x = (points[0].x + points[1].x - length) / 2.0;
-        double y = (points[0].y + points[1].y - width) / 2.0;
+        double x = (getPoints()[0].x + getPoints()[1].x - length) / 2.0;
+        double y = (getPoints()[0].y + getPoints()[1].y - width) / 2.0;
         g2d.drawString(label, (int) (x + (length - textRect.getWidth()) / 2 + offset),
-            (int)(y + calculateLabelYCoordinate(shapeRect, textRect, fontMetrics)));
+            (int)(y + calculateLabelYOffset(shapeRect, textRect, fontMetrics)));
       } else {
         g2d.drawString(label, (int) (length - textRect.getWidth()) / 2 + offset,
-            calculateLabelYCoordinate(shapeRect, textRect, fontMetrics));      
+            calculateLabelYOffset(shapeRect, textRect, fontMetrics));      
         g2d.setTransform(oldTransform); 
-      }      
+      }  
     }
+//      if (getLabelOriantation() == LabelOriantation.Horizontal) {        
+//
+//        drawCenteredText(g2d, label, getNewPoints()[2].x, getNewPoints()[2].x, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+//        g2d.drawString(label, (int) (x + (length - textRect.getWidth()) / 2 + offset),
+//            (int)(y + calculateLabelYCoordinate(shapeRect, textRect, fontMetrics)));
+//      } else {
+//        g2d.drawString(label, (int) (length - textRect.getWidth()) / 2 + offset,
+//            calculateLabelYCoordinate(shapeRect, textRect, fontMetrics));      
+//        g2d.setTransform(oldTransform); 
+//      }          
+  }
+
+  protected boolean isStanding() {
+    return supportsStandingMode() && this.length.convertToPixels() > getPoints()[0].distance(getPoints()[1]);
   }
 
   private void drawLeads(Graphics2D g2d, double theta, double leadLength) {
-    double endX = points[0].x + Math.cos(theta) * leadLength;
-    double endY = points[0].y + Math.sin(theta) * leadLength;
-    g2d.draw(new Line2D.Double(points[0].x, points[0].y, endX, endY));
+    double endX = getPoints()[0].x + Math.cos(theta) * leadLength;
+    double endY = getPoints()[0].y + Math.sin(theta) * leadLength;
+    g2d.draw(new Line2D.Double(getPoints()[0].x, getPoints()[0].y, endX, endY));
 
-    endX = points[1].x + Math.cos(theta - Math.PI) * leadLength;
-    endY = points[1].y + Math.sin(theta - Math.PI) * leadLength;
-    g2d.draw(new Line2D.Double(points[1].x, points[1].y, endX, endY));
+    endX = getPoints()[1].x + Math.cos(theta - Math.PI) * leadLength;
+    endY = getPoints()[1].y + Math.sin(theta - Math.PI) * leadLength;
+    g2d.draw(new Line2D.Double(getPoints()[1].x, getPoints()[1].y, endX, endY));
   }
 
   private void drawLead(Graphics2D g2d, ComponentState componentState, IDrawingObserver observer, boolean isCopperArea) {
@@ -310,7 +379,7 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
     
     float thickness = getLeadThickness();
     
-    Line2D line = new Line2D.Double(points[0].x, points[0].y, points[1].x, points[1].y);
+    Line2D line = new Line2D.Double(getPoints()[0].x, getPoints()[0].y, getPoints()[1].x, getPoints()[1].y);
     
     if (shouldShadeLeads()) {
       // for some reason the stroked line gets approx 1px thicker when converted to shape
@@ -366,7 +435,7 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
     return false;
   }
 
-  protected int calculateLabelYCoordinate(Rectangle2D shapeRect, Rectangle2D textRect, FontMetrics fontMetrics) {
+  protected int calculateLabelYOffset(Rectangle2D shapeRect, Rectangle2D textRect, FontMetrics fontMetrics) {
     return (int) (shapeRect.getHeight() - textRect.getHeight()) / 2 + fontMetrics.getAscent();
   }
 
@@ -447,27 +516,48 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
 
   @Override
   public int getControlPointCount() {
-    return points.length;
+    return getPoints().length;
   }
 
   @Override
   public Point getControlPoint(int index) {
-    return (Point) points[index];
+    return (Point) getPoints()[index];
   }
 
   @Override
   public boolean isControlPointSticky(int index) {
-    return true;
+    return index < 2;
   }
 
   @Override
   public VisibilityPolicy getControlPointVisibilityPolicy(int index) {
-    return VisibilityPolicy.ALWAYS;
+    return getMoveLabel() || index < 2 ? VisibilityPolicy.ALWAYS : VisibilityPolicy.NEVER;
+  }
+  
+  @Override
+  public boolean canControlPointOverlap(int index) {
+    return index >= 2;
   }
 
   @Override
-  public void setControlPoint(Point point, int index) {
-    points[index].setLocation(point);
+  public void setControlPoint(Point point, int index) {        
+    // when moving one of the ending points, try to retain the angle and distance from the center point to label point
+    if (index < 2) {
+      if (gamma == null) {
+        double x = (getPoints()[1].x + getPoints()[0].x) / 2.0;
+        double y = (getPoints()[1].y + getPoints()[0].y) / 2.0;
+        double theta = Math.atan2(getPoints()[1].y - getPoints()[0].y, getPoints()[1].x - getPoints()[0].x);
+        double beta = Math.atan2(getPoints()[2].y - y, getPoints()[2].x - x);
+        gamma = beta + (Math.PI / 2 - theta);
+        r = getPoints()[2].distance(x, y);
+      } else { // in case when we are copy pasting we don't want to recalculate 3rd point position as they will all move in unison
+        // when we moved the first point, gamma and r were initialized, so now we are canceling
+        gamma = null;
+        r = null;
+      }
+    }
+    
+    getPoints()[index].setLocation(point);   
   }
 
   @EditableProperty(name = "Color")
@@ -541,7 +631,7 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
   
   @Override
   public String getInternalLinkName(int index1, int index2) {
-    if ((index1 == 0 && index2 == getControlPointCount() - 1) || (index2 == 0 && index1 == getControlPointCount() - 1))
+    if ((index1 == 0 && index2 == 1) || (index2 == 0 && index1 == 1))
       return getName();
     return null;
   }
@@ -559,7 +649,23 @@ public abstract class AbstractLeadedComponent<T> extends AbstractTransparentComp
   public void setFlipStanding(boolean flipStanding) {
     this.flipStanding = flipStanding;
   }
+    
+  @EditableProperty(name = "Moveable Label")
+  public boolean getMoveLabel() {
+    return moveLabel;
+  }
+
+  public void setMoveLabel(boolean moveLabel) {
+    this.moveLabel = moveLabel;
+  }
   
+  @Override
+  public String getControlPointNodeName(int index) {
+    if (index >= 2)
+      return null;
+    return Integer.toString(index + 1);
+  }
+
   public enum LabelOriantation {
     Directional, Horizontal
   }

diylc/diylc-library/src/org/diylc/components/AbstractSchematicLeadedSymbol.java

@@ -21,13 +21,14 @@
 */
 package org.diylc.components;
 
-import java.awt.Color;
-import java.awt.FontMetrics;
-import java.awt.geom.Rectangle2D;
+import java.awt.Color;
+import java.awt.FontMetrics;
+import java.awt.Point;
+import java.awt.geom.Rectangle2D;
 
-import org.diylc.common.LabelPosition;
-import org.diylc.core.ComponentState;
-import org.diylc.core.annotations.EditableProperty;
+import org.diylc.common.LabelPosition;
+import org.diylc.core.ComponentState;
+import org.diylc.core.annotations.EditableProperty;
 
 public abstract class AbstractSchematicLeadedSymbol<T> extends AbstractLeadedComponent<T> {
 
@@ -62,12 +63,21 @@ public abstract class AbstractSchematicLeadedSymbol<T> extends AbstractLeadedCom
   }
   
   @Override
-  protected int calculateLabelYCoordinate(Rectangle2D shapeRect, Rectangle2D textRect, FontMetrics fontMetrics) {
+  protected int calculateLabelYOffset(Rectangle2D shapeRect, Rectangle2D textRect, FontMetrics fontMetrics) {
     if (labelPosition == LabelPosition.ABOVE) {
       return -5;
     } else {
       return (int) (shapeRect.getHeight() + textRect.getHeight());
     }
+  }
+  
+  @Override
+  protected Point calculateLabelPosition(Point point1, Point point2) {
+    double x = (point1.x + point2.x) / 2.0;
+    double y = (point1.y + point2.y) / 2.0;
+    double theta = Math.atan2(point2.y - point1.y, point2.x - point2.x) - Math.PI / 2;
+    double r = width.convertToPixels() / 2 + LABEL_FONT.getSize() / 2;
+    return new Point((int) (x + Math.cos(theta) * r), (int) (y + Math.sin(theta) * r));
   }
 
   @EditableProperty(name = "Label Position")

diylc/diylc-library/src/org/diylc/components/boards/AbstractBoard.java

@@ -27,6 +27,7 @@ import java.awt.Composite;
 import java.awt.Graphics2D;
 import java.awt.Point;
 
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.VerticalAlignment;
@@ -116,11 +117,11 @@ public abstract class AbstractBoard extends AbstractTransparentComponent<String>
     	String label = yType == CoordinateType.Letters ? getCoordinateLabel(c) : Integer.toString(c);
     	
     	drawPoint.y += yOffset;
-    	drawCenteredText(g2d, label, 
+    	StringUtils.drawCenteredText(g2d, label, 
     		firstPoint.x + xOffset, drawPoint.y, 
     		HorizontalAlignment.LEFT, VerticalAlignment.CENTER);
     	if (getCoordinateDisplay() == CoordinateDisplay.Both_Sides) {
-    	  drawCenteredText(g2d, label, 
+    	  StringUtils.drawCenteredText(g2d, label, 
     		  secondPoint.x - xOffset, drawPoint.y, 
     		  HorizontalAlignment.RIGHT, VerticalAlignment.CENTER);
     	}
@@ -146,11 +147,11 @@ public abstract class AbstractBoard extends AbstractTransparentComponent<String>
         String label = xType == CoordinateType.Letters ? getCoordinateLabel(c) : Integer.toString(c);
         
         drawPoint.x += xOffset;
-        drawCenteredText(g2d, label, 
+        StringUtils.drawCenteredText(g2d, label, 
             drawPoint.x, firstPoint.y - 2, 
             HorizontalAlignment.CENTER, VerticalAlignment.TOP);
         if (getCoordinateDisplay() == CoordinateDisplay.Both_Sides) {
-          drawCenteredText(g2d, label, 
+          StringUtils.drawCenteredText(g2d, label, 
               drawPoint.x, (int) (secondPoint.y - COORDINATE_FONT_SIZE), 
               HorizontalAlignment.CENTER, VerticalAlignment.BOTTOM);
         }

diylc/diylc-library/src/org/diylc/components/boards/Breadboard.java

@@ -28,6 +28,7 @@ import java.awt.Graphics2D;
 import java.awt.Point;
 import java.awt.geom.AffineTransform;
 
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
@@ -46,7 +47,7 @@ import org.diylc.core.measures.Size;
 import org.diylc.core.measures.SizeUnit;
 
 @ComponentDescriptor(name = "Breadboard", category = "Boards", author = "Branislav Stojkovic",
-    description = "Prototyping solderless breadboard", instanceNamePrefix = "BB", stretchable = false,
+    description = "Prototyping solderless breadboard", instanceNamePrefix = "BB",
     zOrder = IDIYComponent.BOARD, bomPolicy = BomPolicy.SHOW_ONLY_TYPE_NAME, autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TYPE_NAME)
 public class Breadboard extends AbstractComponent<Void> {
@@ -146,7 +147,7 @@ public class Breadboard extends AbstractComponent<Void> {
         } else {
           coordinateX = (int) (point.x + offset + 10.5 * spacing);
         }
-        drawCenteredText(g2d, new Integer(y + 1).toString(), coordinateX, (int) (point.y + (y + 1) * spacing),
+        StringUtils.drawCenteredText(g2d, new Integer(y + 1).toString(), coordinateX, (int) (point.y + (y + 1) * spacing),
             section == 0 ? HorizontalAlignment.RIGHT : HorizontalAlignment.LEFT, VerticalAlignment.CENTER);
         for (int x = 0; x < 5; x++) {
           int holeX = (int) (point.x + offset + (x + 6) * spacing);
@@ -159,9 +160,9 @@ public class Breadboard extends AbstractComponent<Void> {
           // Draw horizontal labels
           if (y == 0) {
             g2d.setColor(COORDINATE_COLOR);
-            drawCenteredText(g2d, new String(new byte[] {(byte) (a + x + 5 * section)}), holeX, (int) (point.y),
+            StringUtils.drawCenteredText(g2d, new String(new byte[] {(byte) (a + x + 5 * section)}), holeX, (int) (point.y),
                 HorizontalAlignment.CENTER, VerticalAlignment.TOP);
-            drawCenteredText(g2d, new String(new byte[] {(byte) (a + x + 5 * section)}), holeX, (int) (point.y
+            StringUtils.drawCenteredText(g2d, new String(new byte[] {(byte) (a + x + 5 * section)}), holeX, (int) (point.y
                 + spacing * 30 + COORDINATE_FONT_SIZE / 2), HorizontalAlignment.CENTER, VerticalAlignment.TOP);
           }
         }
@@ -218,7 +219,7 @@ public class Breadboard extends AbstractComponent<Void> {
         } else {
           coordinateX = (int) (point.x + offset + 10.5 * spacing);
         }
-        drawCenteredText(g2d, new Integer(y + 1).toString(), coordinateX, (int) (point.y + (y + 1) * spacing),
+        StringUtils.drawCenteredText(g2d, new Integer(y + 1).toString(), coordinateX, (int) (point.y + (y + 1) * spacing),
             section == 0 ? HorizontalAlignment.RIGHT : HorizontalAlignment.LEFT, VerticalAlignment.CENTER);
 //        for (int x = 0; x < 5; x++) {
           int holeX1 = (int) (point.x + offset + 6 * spacing);
@@ -312,6 +313,11 @@ public class Breadboard extends AbstractComponent<Void> {
   @Override
   public int getControlPointCount() {
     return 2;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   @SuppressWarnings("incomplete-switch")

diylc/diylc-library/src/org/diylc/components/boards/TerminalStrip.java

@@ -37,6 +37,7 @@ import org.diylc.common.Orientation;
 import org.diylc.components.AbstractTransparentComponent;
 import org.diylc.components.transform.TerminalStripTransformer;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IContinuity;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -51,9 +52,9 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Terminal Strip", author = "Branislav Stojkovic", category = "Boards",
-    instanceNamePrefix = "TS", description = "Row of terminals for point-to-point construction", stretchable = false,
+    instanceNamePrefix = "TS", description = "Row of terminals for point-to-point construction",
     zOrder = IDIYComponent.BOARD, keywordPolicy = KeywordPolicy.SHOW_TYPE_NAME, transformer = TerminalStripTransformer.class)
-public class TerminalStrip extends AbstractTransparentComponent<String> {
+public class TerminalStrip extends AbstractTransparentComponent<String> implements IContinuity {
 
   private static final long serialVersionUID = 1L;
 
@@ -454,5 +455,15 @@ public class TerminalStrip extends AbstractTransparentComponent<String> {
   @Override
   public String getControlPointNodeName(int index) {
     return "TerminalStrip" + index;
+  }
+
+  @Override
+  public boolean arePointsConnected(int index1, int index2) {
+    return Math.abs(index1 - index2) == getTerminalCount();
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/connectivity/CopperTrace.java

@@ -167,4 +167,9 @@ public class CopperTrace extends AbstractLeadedComponent<Void> {
   public String getControlPointNodeName(int index) {   
     return null;
   }
+  
+  public boolean getMoveLabel() {
+    // override to disable edit
+    return false;
+  }
 }

diylc/diylc-library/src/org/diylc/components/connectivity/CutLine.java

@@ -39,7 +39,7 @@ import org.diylc.core.measures.Size;
 import org.diylc.core.measures.SizeUnit;
 
 @ComponentDescriptor(name = "Cut Line", category = "Connectivity", author = "Branislav Stojkovic",
-    description = "Cut line", instanceNamePrefix = "CL", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Cut line", instanceNamePrefix = "CL", zOrder = IDIYComponent.COMPONENT,
     bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false, transformer = SimpleComponentTransformer.class)
 public class CutLine extends AbstractTransparentComponent<Void> {
 

diylc/diylc-library/src/org/diylc/components/connectivity/Dot.java

@@ -40,7 +40,7 @@ import org.diylc.core.measures.Size;
 import org.diylc.core.measures.SizeUnit;
 
 @ComponentDescriptor(name = "Dot", category = "Connectivity", author = "Branislav Stojkovic",
-    description = "Connector dot", instanceNamePrefix = "Dot", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Connector dot", instanceNamePrefix = "Dot", zOrder = IDIYComponent.COMPONENT,
     bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false, transformer = SimpleComponentTransformer.class)
 public class Dot extends AbstractComponent<Void> {
 

diylc/diylc-library/src/org/diylc/components/connectivity/Eyelet.java

@@ -44,7 +44,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Eyelet", category = "Connectivity", author = "Branislav Stojkovic",
-    description = "Eyelet or turret terminal", instanceNamePrefix = "Eyelet", stretchable = false,
+    description = "Eyelet or turret terminal", instanceNamePrefix = "Eyelet",
     zOrder = IDIYComponent.TRACE + 0.1, bomPolicy = BomPolicy.SHOW_ONLY_TYPE_NAME, autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TYPE_NAME, transformer = SimpleComponentTransformer.class)
 public class Eyelet extends AbstractComponent<String> {

diylc/diylc-library/src/org/diylc/components/connectivity/HookupWire.java

@@ -28,6 +28,7 @@ import org.diylc.common.ObjectCache;
 import org.diylc.common.SimpleComponentTransformer;
 import org.diylc.components.AbstractCurvedComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IContinuity;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.annotations.BomPolicy;
@@ -38,8 +39,8 @@ import org.diylc.utils.Constants;
 @ComponentDescriptor(name = "Hookup Wire", author = "Branislav Stojkovic", category = "Connectivity",
     instanceNamePrefix = "W", description = "Flexible wire with two control points", zOrder = IDIYComponent.COMPONENT,
     flexibleZOrder = true, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false,
-    transformer = SimpleComponentTransformer.class, continuity = true)
-public class HookupWire extends AbstractCurvedComponent<Void> {
+    transformer = SimpleComponentTransformer.class)
+public class HookupWire extends AbstractCurvedComponent<Void> implements IContinuity {
 
   private static final long serialVersionUID = 1L;
 
@@ -131,5 +132,10 @@ public class HookupWire extends AbstractCurvedComponent<Void> {
 
   public void setStripeColor(Color stripeColor) {
     this.stripeColor = stripeColor;
+  }
+
+  @Override
+  public boolean arePointsConnected(int index1, int index2) {
+    return Math.abs(index1 - index2) == getControlPointCount() - 1;
   }  
 }

diylc/diylc-library/src/org/diylc/components/connectivity/Jumper.java

@@ -32,6 +32,7 @@ import org.diylc.common.SimpleComponentTransformer;
 import org.diylc.components.AbstractLeadedComponent;
 import org.diylc.core.ComponentState;
 import org.diylc.core.CreationMethod;
+import org.diylc.core.IContinuity;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.annotations.BomPolicy;
 import org.diylc.core.annotations.ComponentDescriptor;
@@ -41,8 +42,8 @@ import org.diylc.core.measures.Size;
 @ComponentDescriptor(name = "Jumper", author = "Branislav Stojkovic", category = "Connectivity",
     creationMethod = CreationMethod.POINT_BY_POINT, instanceNamePrefix = "J", description = "",
     zOrder = IDIYComponent.COMPONENT, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false,
-    transformer = SimpleComponentTransformer.class, continuity = true)
-public class Jumper extends AbstractLeadedComponent<Void> {
+    transformer = SimpleComponentTransformer.class)
+public class Jumper extends AbstractLeadedComponent<Void> implements IContinuity {
 
   private static final long serialVersionUID = 1L;
 
@@ -156,5 +157,15 @@ public class Jumper extends AbstractLeadedComponent<Void> {
   @Override
   public Display getDisplay() {
     return super.getDisplay();
+  }
+
+  @Override
+  public boolean arePointsConnected(int index1, int index2) {
+    return true;
+  }  
+  
+  public boolean getMoveLabel() {
+    // override to disable edit
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/connectivity/SolderPad.java

@@ -42,7 +42,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Solder Pad", category = "Connectivity", author = "Branislav Stojkovic",
-    description = "Copper solder pad, round or square", instanceNamePrefix = "Pad", stretchable = false,
+    description = "Copper solder pad, round or square", instanceNamePrefix = "Pad",
     zOrder = IDIYComponent.TRACE + 0.1, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "PCB", transformer = SimpleComponentTransformer.class)
 public class SolderPad extends AbstractComponent<Void> {

diylc/diylc-library/src/org/diylc/components/connectivity/TraceCut.java

@@ -44,7 +44,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Trace Cut", category = "Connectivity", author = "Branislav Stojkovic",
     description = "Designates the place where a trace on the vero board needs to be cut", instanceNamePrefix = "Cut",
-    stretchable = false, zOrder = IDIYComponent.BOARD + 1, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false,
+    zOrder = IDIYComponent.BOARD + 1, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false,
     transformer = SimpleComponentTransformer.class)
 public class TraceCut extends AbstractComponent<Void> {
 

diylc/diylc-library/src/org/diylc/components/connectivity/Turret.java

@@ -42,7 +42,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Turret Lug", category = "Connectivity", author = "Branislav Stojkovic",
-    description = "Turret terminal lug", instanceNamePrefix = "Turret", stretchable = false,
+    description = "Turret terminal lug", instanceNamePrefix = "Turret",
     zOrder = IDIYComponent.TRACE + 0.1, bomPolicy = BomPolicy.SHOW_ONLY_TYPE_NAME, autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TYPE_NAME, transformer = SimpleComponentTransformer.class)
 public class Turret extends AbstractComponent<String> {

diylc/diylc-library/src/org/diylc/components/connectivity/TwistedWire.java

@@ -37,6 +37,7 @@ import org.diylc.common.ObjectCache;
 import org.diylc.common.SimpleComponentTransformer;
 import org.diylc.components.AbstractCurvedComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IContinuity;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.annotations.BomPolicy;
@@ -47,8 +48,8 @@ import org.diylc.utils.Constants;
 @ComponentDescriptor(name = "Twisted Leads", author = "Branislav Stojkovic", category = "Connectivity",
     instanceNamePrefix = "W", description = "A pair of flexible leads twisted tighly together", zOrder = IDIYComponent.COMPONENT,
     flexibleZOrder = true, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false,
-    transformer = SimpleComponentTransformer.class, continuity = true)
-public class TwistedWire extends AbstractCurvedComponent<Void> {
+    transformer = SimpleComponentTransformer.class)
+public class TwistedWire extends AbstractCurvedComponent<Void> implements IContinuity {
 
   private static final long serialVersionUID = 1L;
 
@@ -432,4 +433,9 @@ public class TwistedWire extends AbstractCurvedComponent<Void> {
     
     return calculateLength(left, precision) + calculateLength(right, precision);
   }
+  
+  @Override
+  public boolean arePointsConnected(int index1, int index2) {
+    return Math.abs(index1 - index2) == getControlPointCount() - 1;
+  }  
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/BatterySnap9V.java

@@ -52,7 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "9V Battery Snap", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "", stretchable = false, zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "BTR",
+    description = "", zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "BTR",
     autoEdit = false, transformer = BatterySnapTransformer.class)
 public class BatterySnap9V extends AbstractTransparentComponent<String> {
 

diylc/diylc-library/src/org/diylc/components/electromechanical/CliffJack1_4.java

@@ -34,6 +34,7 @@ import java.awt.geom.Ellipse2D;
 import java.awt.geom.RoundRectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
@@ -54,7 +55,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Cliff 1/4\" Jack", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Cliff-style closed panel mount 1/4\" phono jack", stretchable = false,
+    description = "Cliff-style closed panel mount 1/4\" phono jack",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "J", autoEdit = false, transformer = CliffJackTransformer.class)
 public class CliffJack1_4 extends AbstractMultiPartComponent<String> {
 
@@ -246,7 +247,7 @@ public class CliffJack1_4 extends AbstractMultiPartComponent<String> {
     g2d.setFont(project.getFont());
     int centerX = (controlPoints[0].x + controlPoints[3].x) / 2;
     int centerY = (controlPoints[0].y + controlPoints[3].y) / 2;
-    drawCenteredText(g2d, name, centerX, centerY, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, name, centerX, centerY, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     
     drawSelectionOutline(g2d, componentState, outlineMode, project, drawingObserver);
   }
@@ -337,5 +338,10 @@ public class CliffJack1_4 extends AbstractMultiPartComponent<String> {
   public void setOrientation(Orientation orientation) {
     this.orientation = orientation;
     updateControlPoints();
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/ClosedJack1_4.java

@@ -34,6 +34,7 @@ import java.awt.geom.Ellipse2D;
 import java.awt.geom.GeneralPath;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
@@ -54,7 +55,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Closed 1/4\" Jack", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Enclosed panel mount 1/4\" phono jack", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Enclosed panel mount 1/4\" phono jack", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "J", autoEdit = false, transformer = ClosedJackTransformer.class)
 public class ClosedJack1_4 extends AbstractMultiPartComponent<String> {
 
@@ -269,7 +270,7 @@ public class ClosedJack1_4 extends AbstractMultiPartComponent<String> {
     Rectangle bounds = body[0].getBounds();
     int centerX = bounds.x + bounds.width / 2;
     int centerY = bounds.y + bounds.height / 2;
-    drawCenteredText(g2d, name, centerX, centerY, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, name, centerX, centerY, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     
     drawSelectionOutline(g2d, componentState, outlineMode, project, drawingObserver);
   }
@@ -363,5 +364,10 @@ public class ClosedJack1_4 extends AbstractMultiPartComponent<String> {
         return "Ring";
     }
     return null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/DIPSwitch.java

@@ -43,6 +43,7 @@ import org.diylc.components.transform.DIL_ICTransformer;
 import org.diylc.core.ComponentState;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
+import org.diylc.core.ISwitch;
 import org.diylc.core.Project;
 import org.diylc.core.Theme;
 import org.diylc.core.VisibilityPolicy;
@@ -55,9 +56,9 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "DIP Switch", author = "Branislav Stojkovic", category = "Electro-Mechanical",
-    instanceNamePrefix = "SW", description = "Dual-in-line package switch", stretchable = false,
+    instanceNamePrefix = "SW", description = "Dual-in-line package switch",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = DIL_ICTransformer.class)
-public class DIPSwitch extends AbstractTransparentComponent<String> {
+public class DIPSwitch extends AbstractTransparentComponent<String> implements ISwitch {
 
   private static final long serialVersionUID = 1L;
 
@@ -312,7 +313,8 @@ public class DIPSwitch extends AbstractTransparentComponent<String> {
       IDrawingObserver drawingObserver) {
     if (checkPointsClipped(g2d.getClip())) {
       return;
-    }
+    }
+    g2d.setStroke(ObjectCache.getInstance().fetchBasicStroke(1));
     Area mainArea = getBody()[0];
     if (!outlineMode) {
       int pinSize = (int) PIN_SIZE.convertToPixels() / 2 * 2;
@@ -512,5 +514,44 @@ public class DIPSwitch extends AbstractTransparentComponent<String> {
     public int getValue() {
       return Integer.parseInt(toString());
     }
+  }
+
+  @Override
+  public int getPositionCount() {
+    return (int) Math.pow(2, getSwitchCount().getValue());
+  }
+
+  @Override
+  public String getPositionName(int position) {
+    String binary = toBinary(position);
+    StringBuilder sb = new StringBuilder();
+    for (int i = 0; i < getSwitchCount().getValue(); i++) {
+      if (sb.length() > 0)
+        sb.append("-");
+      sb.append(binary.charAt(i) == '0' ? "OFF" : "ON");
+    }    
+    return sb.toString();
+  }
+
+  @Override
+  public boolean arePointsConnected(int index1, int index2, int position) {
+    String binary = toBinary(position);
+    return Math.abs(index1 - index2) == getSwitchCount().getValue() && binary.charAt(index1 < index2 ? index1 : index2) == '1';
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
+  
+  private String toBinary(int n) {
+    StringBuilder builder = new StringBuilder();
+    do {
+        builder.append(n % 2);
+        n = n / 2;
+    } while (n > 0);
+    while (builder.length() < getSwitchCount().getValue())
+      builder.append("0");
+    return builder.toString();
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/FuseHolderPanel.java

@@ -52,7 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Fuse Holder (Panel)", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Panel mounted fuse holder", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Panel mounted fuse holder", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "FH", autoEdit = false)
 public class FuseHolderPanel extends AbstractMultiPartComponent<String> {
 
@@ -69,7 +69,7 @@ public class FuseHolderPanel extends AbstractMultiPartComponent<String> {
   private static Color BORDER_COLOR = BODY_COLOR.darker();
   private static Color LABEL_COLOR = Color.white;
 
-  protected Point[] controlPoints = new Point[] {new Point(0, 0), new Point(0, 0)};
+  protected Point[] controlPoints = new Point[] { new Point(0, 0), new Point(0, 0) };
   transient protected Area[] body;
   protected String name;
   protected String value = "";
@@ -330,5 +330,10 @@ public class FuseHolderPanel extends AbstractMultiPartComponent<String> {
   
   public void setLabelColor(Color labelColor) {
     this.labelColor = labelColor;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/IECSocket.java

@@ -50,7 +50,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "IEC Socket", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Panel mounted IEC power socket", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Panel mounted IEC power socket", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "IEC", autoEdit = false)
 public class IECSocket extends AbstractMultiPartComponent<String> {
 
@@ -384,5 +384,10 @@ public class IECSocket extends AbstractMultiPartComponent<String> {
 
   public void setBorderColor(Color borderColor) {
     this.borderColor = borderColor;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/MiniRelay.java

@@ -54,7 +54,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Mini Relay", author = "Branislav Stojkovic", category = "Electro-Mechanical",
     instanceNamePrefix = "RY", description = "Miniature PCB mount relay, like Omron G5V-1 or G5V-2",
-    stretchable = false, zOrder = IDIYComponent.COMPONENT)
+    zOrder = IDIYComponent.COMPONENT)
 public class MiniRelay extends AbstractTransparentComponent<String> {
 
   private static final long serialVersionUID = 1L;
@@ -302,7 +302,9 @@ public class MiniRelay extends AbstractTransparentComponent<String> {
     }
     g2d.setColor(outlineMode ? Constants.TRANSPARENT_COLOR : BODY_COLOR);
     g2d.fill(mainArea);
-    g2d.setComposite(oldComposite);
+    g2d.setComposite(oldComposite);
+    
+    g2d.setStroke(ObjectCache.getInstance().fetchBasicStroke(1));
 
     Theme theme = (Theme) ConfigurationManager.getInstance().readObject(IPlugInPort.THEME_KEY, Constants.DEFAULT_THEME);
     int pinSize = (int) PIN_SIZE.convertToPixels() / 2 * 2;
@@ -423,6 +425,11 @@ public class MiniRelay extends AbstractTransparentComponent<String> {
     updateControlPoints();
     // Invalidate body
     this.body = null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   public static enum RelayType {

diylc/diylc-library/src/org/diylc/components/electromechanical/MiniToggleSwitch.java

@@ -51,7 +51,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Mini Toggle Switch", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Panel mounted mini toggle switch", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Panel mounted mini toggle switch", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "SW", autoEdit = false)
 public class MiniToggleSwitch extends AbstractTransparentComponent<ToggleSwitchType> implements ISwitch {
 
@@ -393,11 +393,16 @@ public class MiniToggleSwitch extends AbstractTransparentComponent<ToggleSwitchT
   }
   
   // switch stuff
+//  
+//  @Override
+//  public String getControlPointNodeName(int index) {
+//    // we don't want the switch to produce any nodes, it just makes connections
+//    return null;
+//  }
   
   @Override
-  public String getControlPointNodeName(int index) {
-    // we don't want the switch to produce any nodes, it just makes connections
-    return null;
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   @Override

diylc/diylc-library/src/org/diylc/components/electromechanical/OpenJack1_4.java

@@ -33,6 +33,7 @@ import java.awt.geom.Ellipse2D;
 import java.awt.geom.RoundRectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
@@ -52,7 +53,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Open 1/4\" Jack", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Switchcraft-style open panel mount 1/4\" phono jack, stereo and mono", stretchable = false,
+    description = "Switchcraft-style open panel mount 1/4\" phono jack, stereo and mono",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "J")
 public class OpenJack1_4 extends AbstractMultiPartComponent<String> {
 
@@ -170,12 +171,12 @@ public class OpenJack1_4 extends AbstractMultiPartComponent<String> {
         rotation.transform(ringOrSwitchLabel, ringOrSwitchLabel);
         rotation.transform(sleeveLabel, sleeveLabel);
       }
-      drawCenteredText(g2d, "T", tipLabel.x, tipLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-      drawCenteredText(g2d, "S", sleeveLabel.x, sleeveLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+      StringUtils.drawCenteredText(g2d, "T", tipLabel.x, tipLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+      StringUtils.drawCenteredText(g2d, "S", sleeveLabel.x, sleeveLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
       if (getType() == OpenJackType.STEREO)
-        drawCenteredText(g2d, "R", ringOrSwitchLabel.x, ringOrSwitchLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+        StringUtils.drawCenteredText(g2d, "R", ringOrSwitchLabel.x, ringOrSwitchLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
       if (getType() == OpenJackType.SWITCHED)
-        drawCenteredText(g2d, "Sw", ringOrSwitchLabel.x, ringOrSwitchLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+        StringUtils.drawCenteredText(g2d, "Sw", ringOrSwitchLabel.x, ringOrSwitchLabel.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     }
     
     drawSelectionOutline(g2d, componentState, outlineMode, project, drawingObserver);
@@ -399,6 +400,11 @@ public class OpenJack1_4 extends AbstractMultiPartComponent<String> {
     return null;
   }
   
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
+  
   public enum OpenJackType {
 
     MONO, STEREO, SWITCHED;

diylc/diylc-library/src/org/diylc/components/electromechanical/PilotLampHolder.java

@@ -52,7 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Pilot Lamp Holder", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Fender-style pilot bulb holder for T2 and T-3 ¼ miniature bayonet lamps", stretchable = false,
+    description = "Fender-style pilot bulb holder for T2 and T-3 ¼ miniature bayonet lamps",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "PL")
 public class PilotLampHolder extends AbstractMultiPartComponent<String> {
 
@@ -404,6 +404,11 @@ public class PilotLampHolder extends AbstractMultiPartComponent<String> {
     body = null;
   }
   
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
+  
   protected double getTheta() {
     return Math.toRadians(getAngle());
   }

diylc/diylc-library/src/org/diylc/components/electromechanical/PlasticDCJack.java

@@ -32,6 +32,7 @@ import java.awt.geom.Area;
 import java.awt.geom.Ellipse2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
@@ -50,7 +51,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Plastic DC Jack", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Panel mount plastic DC jack", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Panel mount plastic DC jack", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "J", autoEdit = false)
 public class PlasticDCJack extends AbstractMultiPartComponent<String> {
 
@@ -182,9 +183,9 @@ public class PlasticDCJack extends AbstractMultiPartComponent<String> {
       int spacing = (int) SPACING.convertToPixels();
       g2d.setColor(MARKING_COLOR);
       g2d.setFont(project.getFont().deriveFont(12f));
-      drawCenteredText(g2d, getPolarity() == DCPolarity.CENTER_NEGATIVE ? "+" : "-", controlPoints[0].x,
+      StringUtils.drawCenteredText(g2d, getPolarity() == DCPolarity.CENTER_NEGATIVE ? "+" : "-", controlPoints[0].x,
           controlPoints[0].y - spacing * 7 / 16, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-      drawCenteredText(g2d, getPolarity() == DCPolarity.CENTER_NEGATIVE ? "_" : "+", controlPoints[2].x,
+      StringUtils.drawCenteredText(g2d, getPolarity() == DCPolarity.CENTER_NEGATIVE ? "_" : "+", controlPoints[2].x,
           controlPoints[2].y - spacing * 3 / 4, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     }
     
@@ -261,5 +262,10 @@ public class PlasticDCJack extends AbstractMultiPartComponent<String> {
 
   public void setPolarity(DCPolarity polarity) {
     this.polarity = polarity;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/RCAJack.java

@@ -52,8 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "RCA Jack", category = "Electro-Mechanical", author = "Branislav Stojkovic",
-    description = "Panel mount RCA phono jack socket", stretchable = false,
-    zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "J")
+    description = "Panel mount RCA phono jack socket", zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "J")
 public class RCAJack extends AbstractMultiPartComponent<String> {
 
   private static final long serialVersionUID = 1L;
@@ -319,5 +318,10 @@ public class RCAJack extends AbstractMultiPartComponent<String> {
   @Override
   public String getControlPointNodeName(int index) {
     return getName() + (index == 0 ? "Tip" : "Sleeve");
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/electromechanical/SubminiatureDILRelay.java

@@ -1,473 +0,0 @@
-/*
-
-    DIY Layout Creator (DIYLC).
-    Copyright (c) 2009-2018 held jointly by the individual authors.
-
-    This file is part of DIYLC.
-
-    DIYLC is free software: you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    DIYLC is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with DIYLC.  If not, see <http://www.gnu.org/licenses/>.
-
-*/
-//package org.diylc.components.electromechanical;
-//
-//import java.awt.AlphaComposite;
-//import java.awt.Color;
-//import java.awt.Composite;
-//import java.awt.FontMetrics;
-//import java.awt.Graphics2D;
-//import java.awt.Point;
-//import java.awt.Rectangle;
-//import java.awt.geom.Area;
-//import java.awt.geom.Rectangle2D;
-//import java.awt.geom.RoundRectangle2D;
-//
-//import org.diylc.appframework.miscutils.ConfigurationManager;
-//import org.diylc.common.Display;
-//import org.diylc.common.IPlugInPort;
-//import org.diylc.common.ObjectCache;
-//import org.diylc.common.Orientation;
-//import org.diylc.components.AbstractTransparentComponent;
-//import org.diylc.core.ComponentState;
-//import org.diylc.core.IDIYComponent;
-//import org.diylc.core.IDrawingObserver;
-//import org.diylc.core.Project;
-//import org.diylc.core.Theme;
-//import org.diylc.core.VisibilityPolicy;
-//import org.diylc.core.annotations.ComponentDescriptor;
-//import org.diylc.core.annotations.EditableProperty;
-//import org.diylc.core.annotations.KeywordPolicy;
-//import org.diylc.core.measures.Size;
-//import org.diylc.core.measures.SizeUnit;
-//import org.diylc.utils.Constants;
-//
-//@ComponentDescriptor(name = "Subminiature DIL Relay", author = "Branislav Stojkovic", category = "Electromechanical",
-//    instanceNamePrefix = "RY", description = "Subminiature DIL relay with one or two poles", stretchable = false,
-//    zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
-//public class SubminiatureDILRelay extends AbstractTransparentComponent<String> {
-//
-//  private static final long serialVersionUID = 1L;
-//
-//  public static Color BODY_COLOR = Color.decode("#EDEDD5");
-//  public static Color BORDER_COLOR = BODY_COLOR.darker();
-//  public static Color PIN_COLOR = Color.decode("#00B2EE");
-//  public static Color PIN_BORDER_COLOR = PIN_COLOR.darker();
-//  public static Color INDENT_COLOR = Color.gray.darker();
-//  public static Color LABEL_COLOR = Color.darkGray;
-//  public static int EDGE_RADIUS = 6;
-//  public static Size PIN_SIZE = new Size(0.04d, SizeUnit.in);
-//  public static Size INDENT_SIZE = new Size(0.05d, SizeUnit.in);
-//
-//  public static Size PIN_SPACING = new Size(0.2d, SizeUnit.in);
-//  public static Size ROW_SPACING = new Size(0.3d, SizeUnit.in);
-//  public static Size SECTION_SPACING = new Size(0.3d, SizeUnit.in);
-//
-//  private String value = "";
-//  private Orientation orientation = Orientation.DEFAULT;
-//  private PinCount pinCount = PinCount._4;
-//  private Size pinSpacing = PIN_SPACING;
-//  private Size rowSpacing = ROW_SPACING;
-//  private Size sectionSpacing = SECTION_SPACING;
-//  private Point[] controlPoints = new Point[] {new Point(0, 0)};
-//  protected Display display = Display.NAME;
-//  private Color bodyColor = BODY_COLOR;
-//  private Color borderColor = BORDER_COLOR;
-//  private Color labelColor = LABEL_COLOR;
-//  private Color indentColor = INDENT_COLOR;
-//  transient private Area[] body;
-//
-//  public SubminiatureDILRelay() {
-//    super();
-//    updateControlPoints();
-//  }
-//
-//  @EditableProperty
-//  public String getValue() {
-//    return value;
-//  }
-//
-//  public void setValue(String value) {
-//    this.value = value;
-//  }
-//
-//  @EditableProperty
-//  public Orientation getOrientation() {
-//    return orientation;
-//  }
-//
-//  public void setOrientation(Orientation orientation) {
-//    this.orientation = orientation;
-//    updateControlPoints();
-//    // Reset body shape.
-//    body = null;
-//  }
-//
-//  @EditableProperty(name = "Contacts")
-//  public PinCount getPinCount() {
-//    return pinCount;
-//  }
-//
-//  public void setPinCount(PinCount pinCount) {
-//    this.pinCount = pinCount;
-//    updateControlPoints();
-//    // Reset body shape;
-//    body = null;
-//  }
-//
-//  @EditableProperty(name = "Pin spacing")
-//  public Size getPinSpacing() {
-//    return pinSpacing;
-//  }
-//
-//  public void setPinSpacing(Size pinSpacing) {
-//    this.pinSpacing = pinSpacing;
-//    updateControlPoints();
-//    // Reset body shape;
-//    body = null;
-//  }
-//
-//  @EditableProperty(name = "Row spacing")
-//  public Size getRowSpacing() {
-//    return rowSpacing;
-//  }
-//
-//  public void setRowSpacing(Size rowSpacing) {
-//    this.rowSpacing = rowSpacing;
-//    updateControlPoints();
-//    // Reset body shape;
-//    body = null;
-//  }
-//
-//  @EditableProperty(name = "Section spacing")
-//  public Size getSectionSpacing() {
-//    return sectionSpacing;
-//  }
-//
-//  public void setSectionSpacing(Size sectionSpacing) {
-//    this.sectionSpacing = sectionSpacing;
-//    updateControlPoints();
-//    // Reset body shape;
-//    body = null;
-//  }
-//
-//  @EditableProperty
-//  public Display getDisplay() {
-//    if (display == null) {
-//      display = Display.VALUE;
-//    }
-//    return display;
-//  }
-//
-//  public void setDisplay(Display display) {
-//    this.display = display;
-//  }
-//
-//  @Override
-//  public int getControlPointCount() {
-//    return controlPoints.length;
-//  }
-//
-//  @Override
-//  public Point getControlPoint(int index) {
-//    return controlPoints[index];
-//  }
-//
-//  @Override
-//  public boolean isControlPointSticky(int index) {
-//    return true;
-//  }
-//
-//  @Override
-//  public VisibilityPolicy getControlPointVisibilityPolicy(int index) {
-//    return VisibilityPolicy.NEVER;
-//  }
-//
-//  @Override
-//  public void setControlPoint(Point point, int index) {
-//    controlPoints[index].setLocation(point);
-//    body = null;
-//  }
-//
-//  private void updateControlPoints() {
-//    Point firstPoint = controlPoints[0];
-//    controlPoints = new Point[pinCount.getValue() * 2];
-//    controlPoints[0] = firstPoint;
-//    int pinSpacing = (int) this.pinSpacing.convertToPixels();
-//    int sectionSpacing = (int) this.sectionSpacing.convertToPixels();
-//    int rowSpacing = (int) this.rowSpacing.convertToPixels();
-//    // Update control points.
-//    int dx1;
-//    int dy1;
-//    int dx2;
-//    int dy2;
-//    for (int i = 0; i < pinCount.getValue(); i++) {
-//      int spacing = i == pinCount.getValue() - 1 ? sectionSpacing + (i - 1) * pinSpacing : i * pinSpacing;
-//      switch (orientation) {
-//        case DEFAULT:
-//          dx1 = 0;
-//          dy1 = spacing;
-//          dx2 = rowSpacing;
-//          dy2 = spacing;
-//          break;
-//        case _90:
-//          dx1 = -spacing;
-//          dy1 = 0;
-//          dx2 = -spacing;
-//          dy2 = rowSpacing;
-//          break;
-//        case _180:
-//          dx1 = 0;
-//          dy1 = -spacing;
-//          dx2 = -rowSpacing;
-//          dy2 = -spacing;
-//          break;
-//        case _270:
-//          dx1 = spacing;
-//          dy1 = 0;
-//          dx2 = spacing;
-//          dy2 = -rowSpacing;
-//          break;
-//        default:
-//          throw new RuntimeException("Unexpected orientation: " + orientation);
-//      }
-//      controlPoints[i] = new Point(firstPoint.x + dx1, firstPoint.y + dy1);
-//      controlPoints[i + pinCount.getValue()] = new Point(firstPoint.x + dx2, firstPoint.y + dy2);
-//    }
-//  }
-//
-//  public Area[] getBody() {
-//    if (body == null) {
-//      body = new Area[2];
-//
-//      int pinSize = (int) PIN_SIZE.convertToPixels();
-//
-//      int minX = Integer.MAX_VALUE;
-//      int maxX = Integer.MIN_VALUE;
-//      int minY = Integer.MAX_VALUE;
-//      int maxY = Integer.MIN_VALUE;
-//      for (int i = 0; i < this.controlPoints.length; i++) {
-//        if (this.controlPoints[i].x > maxX)
-//          maxX = this.controlPoints[i].x;
-//        if (this.controlPoints[i].x < minX)
-//          minX = this.controlPoints[i].x;
-//        if (this.controlPoints[i].y > maxY)
-//          maxY = this.controlPoints[i].y;
-//        if (this.controlPoints[i].y < minY)
-//          minY = this.controlPoints[i].y;
-//      }
-//      int width = maxX - minX;
-//      int height = maxY - minY;
-//
-//      Area indentation = null;
-//      int indentationSize = getClosestOdd(INDENT_SIZE.convertToPixels());
-//      switch (orientation) {
-//        case DEFAULT:
-//          indentation =
-//              new Area(new Rectangle2D.Double(minX + width / 2 - indentationSize / 2, minY - indentationSize / 2
-//                  - pinSize, indentationSize, indentationSize));
-//          break;
-//        case _90:
-//          indentation =
-//              new Area(new Rectangle2D.Double(minX + width - indentationSize / 2 + pinSize, minY + height / 2
-//                  - indentationSize / 2, indentationSize, indentationSize));
-//          break;
-//        case _180:
-//          indentation =
-//              new Area(new Rectangle2D.Double(minX + width / 2 - indentationSize / 2, minY + height - indentationSize
-//                  / 2 + pinSize, indentationSize, indentationSize));
-//          break;
-//        case _270:
-//          indentation =
-//              new Area(new Rectangle2D.Double(minX - indentationSize / 2 - pinSize, minY + height / 2 - indentationSize
-//                  / 2, indentationSize, indentationSize));
-//          break;
-//        default:
-//          throw new RuntimeException("Unexpected orientation: " + orientation);
-//      }
-//
-//      body[0] =
-//          new Area(new RoundRectangle2D.Double(minX - pinSize, minY - pinSize, width + 2 * pinSize, height + 2
-//              * pinSize, EDGE_RADIUS, EDGE_RADIUS));
-//      body[1] = indentation;
-//      if (indentation != null) {
-//        indentation.intersect(body[0]);
-//      }
-//    }
-//    return body;
-//  }
-//
-//  @Override
-//  public void draw(Graphics2D g2d, ComponentState componentState, boolean outlineMode, Project project,
-//      IDrawingObserver drawingObserver) {
-//    if (checkPointsClipped(g2d.getClip())) {
-//      return;
-//    }
-//    Area mainArea = getBody()[0];
-//
-//    Composite oldComposite = g2d.getComposite();
-//    if (alpha < MAX_ALPHA) {
-//      g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1f * alpha / MAX_ALPHA));
-//    }
-//    g2d.setColor(outlineMode ? Constants.TRANSPARENT_COLOR : getBodyColor());
-//    g2d.fill(mainArea);
-//    g2d.setComposite(oldComposite);
-//
-//    Color finalBorderColor;
-//    if (outlineMode) {
-//      Theme theme =
-//          (Theme) ConfigurationManager.getInstance().readObject(IPlugInPort.THEME_KEY, Constants.DEFAULT_THEME);
-//      finalBorderColor =
-//          componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? SELECTION_COLOR
-//              : theme.getOutlineColor();
-//    } else {
-//      finalBorderColor =
-//          componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? SELECTION_COLOR
-//              : getBorderColor();
-//    }
-//    g2d.setColor(finalBorderColor);
-//    g2d.setStroke(ObjectCache.getInstance().fetchBasicStroke(1));
-//    if (outlineMode) {
-//      Area area = new Area(mainArea);
-//      area.subtract(getBody()[1]);
-//      g2d.draw(area);
-//    } else {
-//      g2d.draw(mainArea);
-//      if (getBody()[1] != null) {
-//        g2d.setColor(getIndentColor());
-//        g2d.fill(getBody()[1]);
-//      }
-//    }
-//
-//    if (!outlineMode) {
-//      int pinSize = (int) PIN_SIZE.convertToPixels() / 2 * 2;
-//      for (Point point : controlPoints) {
-//        g2d.setColor(PIN_COLOR);
-//        g2d.fillOval(point.x - pinSize / 2, point.y - pinSize / 2, pinSize, pinSize);
-//        g2d.setColor(PIN_BORDER_COLOR);
-//        g2d.drawOval(point.x - pinSize / 2, point.y - pinSize / 2, pinSize, pinSize);
-//      }
-//    }
-//
-//    // Draw label.
-//    g2d.setFont(LABEL_FONT);
-//    Color finalLabelColor;
-//    if (outlineMode) {
-//      Theme theme =
-//          (Theme) ConfigurationManager.getInstance().readObject(IPlugInPort.THEME_KEY, Constants.DEFAULT_THEME);
-//      finalLabelColor =
-//          componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? LABEL_COLOR_SELECTED
-//              : theme.getOutlineColor();
-//    } else {
-//      finalLabelColor =
-//          componentState == ComponentState.SELECTED || componentState == ComponentState.DRAGGING ? LABEL_COLOR_SELECTED
-//              : getLabelColor();
-//    }
-//    g2d.setColor(finalLabelColor);
-//    FontMetrics fontMetrics = g2d.getFontMetrics(g2d.getFont());
-//    String label = "";
-//    label = (getDisplay() == Display.NAME) ? getName() : getValue();
-//    if (getDisplay() == Display.NONE) {
-//      label = "";
-//    }
-//    if (getDisplay() == Display.BOTH) {
-//      label = getName() + "  " + (getValue() == null ? "" : getValue().toString());
-//    }
-//    Rectangle2D rect = fontMetrics.getStringBounds(label, g2d);
-//    int textHeight = (int) (rect.getHeight());
-//    int textWidth = (int) (rect.getWidth());
-//    // Center text horizontally and vertically
-//    Rectangle bounds = mainArea.getBounds();
-//    int x = bounds.x + (bounds.width - textWidth) / 2;
-//    int y = bounds.y + (bounds.height - textHeight) / 2 + fontMetrics.getAscent();
-//    g2d.drawString(label, x, y);
-//  }
-//
-//  @Override
-//  public void drawIcon(Graphics2D g2d, int width, int height) {
-//    int radius = 6 * width / 32;
-//    g2d.setColor(BODY_COLOR);
-//    g2d.fillRoundRect(width / 6, 1, 4 * width / 6, height - 4, radius, radius);
-//    g2d.setColor(BORDER_COLOR);
-//    g2d.drawRoundRect(width / 6, 1, 4 * width / 6, height - 4, radius, radius);
-//    int pinSize = 2 * width / 32;
-//    g2d.setColor(PIN_COLOR);
-//    for (int i = 0; i < 4; i++) {
-//      if (i == 1)
-//        continue;
-//      g2d.fillOval(width / 3 - pinSize, (height / 5) * (i + 1) - 1, pinSize, pinSize);
-//      g2d.fillOval(2 * width / 3 + 1, (height / 5) * (i + 1) - 1, pinSize, pinSize);
-//    }
-//  }
-//
-//  @EditableProperty(name = "Body")
-//  public Color getBodyColor() {
-//    if (bodyColor == null) {
-//      bodyColor = BODY_COLOR;
-//    }
-//    return bodyColor;
-//  }
-//
-//  public void setBodyColor(Color bodyColor) {
-//    this.bodyColor = bodyColor;
-//  }
-//
-//  @EditableProperty(name = "Border")
-//  public Color getBorderColor() {
-//    if (borderColor == null) {
-//      borderColor = BORDER_COLOR;
-//    }
-//    return borderColor;
-//  }
-//
-//  public void setBorderColor(Color borderColor) {
-//    this.borderColor = borderColor;
-//  }
-//
-//  @EditableProperty(name = "Label")
-//  public Color getLabelColor() {
-//    if (labelColor == null) {
-//      labelColor = LABEL_COLOR;
-//    }
-//    return labelColor;
-//  }
-//
-//  public void setLabelColor(Color labelColor) {
-//    this.labelColor = labelColor;
-//  }
-//
-//  @EditableProperty(name = "Indent")
-//  public Color getIndentColor() {
-//    if (indentColor == null) {
-//      indentColor = INDENT_COLOR;
-//    }
-//    return indentColor;
-//  }
-//
-//  public void setIndentColor(Color indentColor) {
-//    this.indentColor = indentColor;
-//  }
-//
-//  public static enum PinCount {
-//
-//    _3, _4, _5;
-//
-//    @Override
-//    public String toString() {
-//      return name().replace("_", "").concat(" per side");
-//    }
-//
-//    public int getValue() {
-//      return Integer.parseInt(name().replace("_", ""));
-//    }
-//  }
-//}

diylc/diylc-library/src/org/diylc/components/guitar/AbstractGuitarPickup.java

@@ -26,6 +26,7 @@ import java.awt.Shape;
 import java.awt.geom.AffineTransform;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.Orientation;
@@ -90,8 +91,8 @@ public abstract class AbstractGuitarPickup extends AbstractTransparentComponent<
         break;     
     }   
 
-    drawCenteredText(g2d, "N", (points[0].x + points[1].x) / 2 + dx, (points[0].y + points[1].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-    drawCenteredText(g2d, "S", (points[2].x + points[3].x) / 2 + dx, (points[2].y + points[3].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);   
+    StringUtils.drawCenteredText(g2d, "N", (points[0].x + points[1].x) / 2 + dx, (points[0].y + points[1].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "S", (points[2].x + points[3].x) / 2 + dx, (points[2].y + points[3].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);   
   }
   
   protected void drawMainLabel(Graphics2D g2d, Project project, boolean outlineMode, ComponentState componentState) {
@@ -120,7 +121,7 @@ public abstract class AbstractGuitarPickup extends AbstractTransparentComponent<
     }
     g2d.translate(0, getMainLabelYOffset());
     
-    drawCenteredText(g2d, getName(), 0, 0, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, getName(), 0, 0, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
    
     g2d.setTransform(originalTx);
   }
@@ -189,6 +190,11 @@ public abstract class AbstractGuitarPickup extends AbstractTransparentComponent<
     body = null;
   }
   
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
+  
   @EditableProperty
   public Polarity getPolarity() {
     if (polarity == null)

diylc/diylc-library/src/org/diylc/components/guitar/AbstractSingleOrHumbuckerPickup.java

@@ -21,6 +21,7 @@ import java.awt.Color;
 import java.awt.Graphics2D;
 import java.awt.Point;
 
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.OrientationHV;
 import org.diylc.common.VerticalAlignment;
@@ -60,11 +61,11 @@ public abstract class AbstractSingleOrHumbuckerPickup extends AbstractGuitarPick
     }
     
     if (getPolarity() == Polarity.North || getPolarity() == Polarity.South) {
-      drawCenteredText(g2d, getPolarity().name().substring(0, 1), (points[1].x + points[2].x) / 2 + dx, (points[1].y + points[2].y) / 2 + dy, HorizontalAlignment.CENTER,
+      StringUtils.drawCenteredText(g2d, getPolarity().name().substring(0, 1), (points[1].x + points[2].x) / 2 + dx, (points[1].y + points[2].y) / 2 + dy, HorizontalAlignment.CENTER,
           VerticalAlignment.CENTER);
     } else {
-      drawCenteredText(g2d, "N", (points[0].x + points[1].x) / 2 + dx, (points[0].y + points[1].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-      drawCenteredText(g2d, "S", (points[2].x + points[3].x) / 2 + dx, (points[2].y + points[3].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+      StringUtils.drawCenteredText(g2d, "N", (points[0].x + points[1].x) / 2 + dx, (points[0].y + points[1].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+      StringUtils.drawCenteredText(g2d, "S", (points[2].x + points[3].x) / 2 + dx, (points[2].y + points[3].y) / 2 + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     }
   }
   

diylc/diylc-library/src/org/diylc/components/guitar/HumbuckerPickup.java

@@ -49,7 +49,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Humbucker Pickup", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Double-coil humbucker guitar pickup (PAF, Mini Humbuckers, Filtertrons)", stretchable = false,
+    description = "Double-coil humbucker guitar pickup (PAF, Mini Humbuckers, Filtertrons)",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "PKP", autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "Guitar Wiring Diagram")
 public class HumbuckerPickup extends AbstractGuitarPickup {

diylc/diylc-library/src/org/diylc/components/guitar/JazzBassPickup.java

@@ -50,7 +50,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Jazz Bass Pickup", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Single coil pickup for Jazz Bass and similar guitars", stretchable = false,
+    description = "Single coil pickup for Jazz Bass and similar guitars",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "PKP", autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "Guitar Wiring Diagram")
 public class JazzBassPickup extends AbstractSingleOrHumbuckerPickup {

diylc/diylc-library/src/org/diylc/components/guitar/LPSwitch.java

@@ -51,7 +51,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "LP Toggle Switch", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Les Paul style 3 position toggle switch", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Les Paul style 3 position toggle switch", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "SW")
 public class LPSwitch extends AbstractTransparentComponent<String> implements ISwitch {
 
@@ -299,6 +299,11 @@ public class LPSwitch extends AbstractTransparentComponent<String> implements IS
     this.controlPoints[index].setLocation(point);
     // Invalidate the body
     body = null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   @Override
@@ -323,12 +328,12 @@ public class LPSwitch extends AbstractTransparentComponent<String> implements IS
     body = null;
   }
   
-  @Override
-  public String getControlPointNodeName(int index) {
-    // we don't want the switch to produce any nodes, it just makes connections
-    return null;
-  }
-  
+//  @Override
+//  public String getControlPointNodeName(int index) {
+//    // we don't want the switch to produce any nodes, it just makes connections
+//    return null;
+//  }
+//  
   // switch stuff
 
   @Override

diylc/diylc-library/src/org/diylc/components/guitar/LeverSwitch.java

@@ -53,7 +53,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Lever Switch", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Strat-style lever switch", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Strat-style lever switch", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "SW", keywordPolicy = KeywordPolicy.SHOW_TAG,
     keywordTag = "Guitar Wiring Diagram")
 public class LeverSwitch extends AbstractTransparentComponent<String> implements ISwitch {
@@ -428,11 +428,11 @@ public class LeverSwitch extends AbstractTransparentComponent<String> implements
     }
   }
   
-  @Override
-  public String getControlPointNodeName(int index) {
-    // we don't want the switch to produce any nodes, it just makes connections
-    return null;
-  }
+//  @Override
+//  public String getControlPointNodeName(int index) {
+//    // we don't want the switch to produce any nodes, it just makes connections
+//    return null;
+//  }
   
   // switch stuff
 
@@ -475,5 +475,10 @@ public class LeverSwitch extends AbstractTransparentComponent<String> implements
         return (index1 == 0 || index1 == 12 || index2 == 11 || index2 == 23) && index2 - index1 == position + 1;        
     }
     return false;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/guitar/P90Pickup.java

@@ -52,7 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "P-90 Single Coil Pickup", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Single coil P-90 guitar pickup, both \"dog ear\" and \"soap bar\"", stretchable = false,
+    description = "Single coil P-90 guitar pickup, both \"dog ear\" and \"soap bar\"",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "PKP", autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "Guitar Wiring Diagram")
 public class P90Pickup extends AbstractSingleOrHumbuckerPickup {

diylc/diylc-library/src/org/diylc/components/guitar/PBassPickup.java

@@ -50,7 +50,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "P- Bass Pickup", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Split-coil pickup for P-Bass and similar guitars", stretchable = false,
+    description = "Split-coil pickup for P-Bass and similar guitars", 
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "PKP", autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "Guitar Wiring Diagram")
 public class PBassPickup extends AbstractSingleOrHumbuckerPickup {

diylc/diylc-library/src/org/diylc/components/guitar/SingleCoilPickup.java

@@ -52,7 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Single Coil Pickup", category = "Guitar", author = "Branislav Stojkovic",
-    description = "Single coil guitar pickup, both Strat and Tele style", stretchable = false,
+    description = "Single coil guitar pickup, both Strat and Tele style",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "PKP", autoEdit = false,
     keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "Guitar Wiring Diagram")
 public class SingleCoilPickup extends AbstractSingleOrHumbuckerPickup {

diylc/diylc-library/src/org/diylc/components/misc/BOM.java

@@ -45,7 +45,7 @@ import org.diylc.utils.BomEntry;
 import org.diylc.utils.BomMaker;
 
 @ComponentDescriptor(name = "Bill of Materials", author = "Branislav Stojkovic", category = "Misc", description = "",
-    instanceNamePrefix = "BOM", zOrder = IDIYComponent.TEXT, stretchable = false, bomPolicy = BomPolicy.NEVER_SHOW,
+    instanceNamePrefix = "BOM", zOrder = IDIYComponent.TEXT, bomPolicy = BomPolicy.NEVER_SHOW,
     autoEdit = false)
 public class BOM extends AbstractComponent<Void> {
 

diylc/diylc-library/src/org/diylc/components/misc/GroundSymbol.java

@@ -40,7 +40,7 @@ import org.diylc.core.measures.Size;
 import org.diylc.core.measures.SizeUnit;
 
 @ComponentDescriptor(name = "Ground", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "GND", description = "Ground schematic symbol", stretchable = false,
+    instanceNamePrefix = "GND", description = "Ground schematic symbol",
     zOrder = IDIYComponent.COMPONENT, bomPolicy = BomPolicy.NEVER_SHOW, autoEdit = false)
 public class GroundSymbol extends AbstractComponent<Void> {
 
@@ -135,10 +135,15 @@ public class GroundSymbol extends AbstractComponent<Void> {
   public void setControlPoint(Point point, int index) {
     this.point.setLocation(point);
   }
+//  
+//  @Override
+//  public String getControlPointNodeName(int index) {
+//    return getName();
+//  }
   
   @Override
-  public String getControlPointNodeName(int index) {
-    return getName();
+  public String getCommonPointName(int pointIndex) {  
+    return "GND";
   }
 
   @Override

diylc/diylc-library/src/org/diylc/components/misc/Image.java

@@ -51,7 +51,7 @@ import com.thoughtworks.xstream.annotations.XStreamConverter;
 
 @ComponentDescriptor(name = "Image", author = "Branislav Stojkovic", category = "Misc",
     description = "User defined image", instanceNamePrefix = "Img", zOrder = IDIYComponent.COMPONENT,
-    flexibleZOrder = true, stretchable = false, bomPolicy = BomPolicy.NEVER_SHOW)
+    flexibleZOrder = true, bomPolicy = BomPolicy.NEVER_SHOW)
 public class Image extends AbstractTransparentComponent<Void> {
 
   private static final long serialVersionUID = 1L;

diylc/diylc-library/src/org/diylc/components/misc/Label.java

@@ -44,7 +44,7 @@ import org.diylc.core.annotations.EditableProperty;
 
 @ComponentDescriptor(name = "Label", author = "Branislav Stojkovic", category = "Misc",
     description = "User defined label", instanceNamePrefix = "L", zOrder = IDIYComponent.TEXT, flexibleZOrder = true,
-    stretchable = false, bomPolicy = BomPolicy.NEVER_SHOW, transformer = TextTransformer.class)
+    bomPolicy = BomPolicy.NEVER_SHOW, transformer = TextTransformer.class)
 public class Label extends AbstractComponent<String> {
 
   public static String DEFAULT_TEXT = "Double click to edit text";
@@ -244,7 +244,7 @@ public class Label extends AbstractComponent<String> {
     this.color = color;
   }
 
-  @EditableProperty(name = "Vertical alignment")
+  @EditableProperty(name = "Vertical Alignment")
   public VerticalAlignment getVerticalAlignment() {
     if (verticalAlignment == null) {
       verticalAlignment = VerticalAlignment.CENTER;
@@ -256,7 +256,7 @@ public class Label extends AbstractComponent<String> {
     this.verticalAlignment = verticalAlignment;
   }
 
-  @EditableProperty(name = "Horizontal alignment")
+  @EditableProperty(name = "Horizontal Alignment")
   public HorizontalAlignment getHorizontalAlignment() {
     if (horizontalAlignment == null) {
       horizontalAlignment = HorizontalAlignment.CENTER;

diylc/diylc-library/src/org/diylc/components/misc/PCBText.java

@@ -46,7 +46,7 @@ import org.diylc.core.annotations.EditableProperty;
 
 @ComponentDescriptor(name = "PCB Text", author = "Branislav Stojkovic", category = "Misc",
     description = "Mirrored text for PCB artwork", instanceNamePrefix = "L", zOrder = IDIYComponent.TRACE,
-    flexibleZOrder = false, stretchable = false, bomPolicy = BomPolicy.NEVER_SHOW, transformer = TextTransformer.class)
+    flexibleZOrder = false, bomPolicy = BomPolicy.NEVER_SHOW, transformer = TextTransformer.class)
 public class PCBText extends AbstractComponent<Void> {
 
   public static String DEFAULT_TEXT = "Double click to edit text";
@@ -116,14 +116,18 @@ public class PCBText extends AbstractComponent<Void> {
       case _270:
         g2d.rotate(Math.PI * 3 / 2, point.x, point.y);
         break;
-    }
+    }
+    
+    AffineTransform oldTx = g2d.getTransform();
 
     // Flip horizontally
     AffineTransform tx = AffineTransform.getScaleInstance(-1, 1);
     tx.translate(-2 * x - textWidth, 0);
     g2d.transform(tx);
 
-    g2d.drawString(text, x, y);
+    g2d.drawString(text, x, y);
+    
+    g2d.setTransform(oldTx);
   }
 
   @Override

diylc/diylc-library/src/org/diylc/components/misc/WrapLabel.java

@@ -0,0 +1,227 @@
+/*
+
+    DIY Layout Creator (DIYLC).
+    Copyright (c) 2009-2018 held jointly by the individual authors.
+
+    This file is part of DIYLC.
+
+    DIYLC is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    DIYLC is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DIYLC.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+package org.diylc.components.misc;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.geom.Rectangle2D;
+
+import org.diylc.awt.StringUtils;
+import org.diylc.common.HorizontalAlignment;
+import org.diylc.components.AbstractComponent;
+import org.diylc.components.transform.TextTransformer;
+import org.diylc.core.ComponentState;
+import org.diylc.core.IDIYComponent;
+import org.diylc.core.IDrawingObserver;
+import org.diylc.core.Project;
+import org.diylc.core.VisibilityPolicy;
+import org.diylc.core.annotations.BomPolicy;
+import org.diylc.core.annotations.ComponentDescriptor;
+import org.diylc.core.annotations.EditableProperty;
+import org.diylc.core.annotations.MultiLineText;
+import org.diylc.core.measures.Size;
+import org.diylc.core.measures.SizeUnit;
+
+@ComponentDescriptor(name = "Auto-Wrap Label", author = "Branislav Stojkovic", category = "Misc",
+description = "User defined label with auto-wrapped text", instanceNamePrefix = "L", zOrder = IDIYComponent.TEXT, flexibleZOrder = true,
+bomPolicy = BomPolicy.NEVER_SHOW, transformer = TextTransformer.class)
+public class WrapLabel extends AbstractComponent<String> {
+
+  private static final long serialVersionUID = 1L;
+  
+  public static Size DEFAULT_WIDTH = new Size(1.5d, SizeUnit.in);
+  public static Size DEFAULT_HEIGHT = new Size(0.5d, SizeUnit.in);
+  
+  protected Point[] controlPoints = new Point[] {new Point(0, 0),
+      new Point((int) DEFAULT_WIDTH.convertToPixels(), (int) DEFAULT_HEIGHT.convertToPixels())};
+  protected Point firstPoint = new Point();
+  protected Point secondPoint = new Point();
+  
+  private Font font = LABEL_FONT;
+  private Color color = LABEL_COLOR;
+  private HorizontalAlignment horizontalAlignment = HorizontalAlignment.LEFT;
+  
+  private String value = "The quick brown fox jumped over a lazy dog";
+
+  public WrapLabel() {
+  }
+
+  @MultiLineText
+  @EditableProperty
+  @Override
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public void setValue(String value) {
+    this.value = value;
+  }
+
+  @Override
+  public int getControlPointCount() {
+    return 2;
+  }
+
+  @Override
+  public Point getControlPoint(int index) {
+    return controlPoints[index];
+  }
+
+  @Override
+  public void setControlPoint(Point point, int index) {
+    controlPoints[index].setLocation(point);
+    firstPoint.setLocation(Math.min(controlPoints[0].x, controlPoints[1].x),
+        Math.min(controlPoints[0].y, controlPoints[1].y));
+    secondPoint.setLocation(Math.max(controlPoints[0].x, controlPoints[1].x),
+        Math.max(controlPoints[0].y, controlPoints[1].y));
+  }
+
+  @Override
+  public boolean isControlPointSticky(int index) {
+    return false;
+  }
+
+  @Override
+  public VisibilityPolicy getControlPointVisibilityPolicy(int index) {
+    return VisibilityPolicy.WHEN_SELECTED;
+  }
+  
+  @EditableProperty
+  public Font getFont() {
+    return font;
+  }
+
+  public void setFont(Font font) {
+    this.font = font;
+  }
+  
+//Bold and italic fields are named to be alphabetically after Font. This is
+ // important!
+
+ @EditableProperty(name = "Font Bold")
+ public boolean getBold() {
+   return font.isBold();
+ }
+
+ public void setBold(boolean bold) {
+   if (bold) {
+     if (font.isItalic()) {
+       font = font.deriveFont(Font.BOLD + Font.ITALIC);
+     } else {
+       font = font.deriveFont(Font.BOLD);
+     }
+   } else {
+     if (font.isItalic()) {
+       font = font.deriveFont(Font.ITALIC);
+     } else {
+       font = font.deriveFont(Font.PLAIN);
+     }
+   }
+ }
+
+ @EditableProperty(name = "Font Italic")
+ public boolean getItalic() {
+   return font.isItalic();
+ }
+
+ public void setItalic(boolean italic) {
+   if (italic) {
+     if (font.isBold()) {
+       font = font.deriveFont(Font.BOLD + Font.ITALIC);
+     } else {
+       font = font.deriveFont(Font.ITALIC);
+     }
+   } else {
+     if (font.isBold()) {
+       font = font.deriveFont(Font.BOLD);
+     } else {
+       font = font.deriveFont(Font.PLAIN);
+     }
+   }
+ }
+  
+  @EditableProperty(name = "Font Size")
+  public int getFontSize() {
+    return font.getSize();
+  }
+
+  public void setFontSize(int size) {
+    font = font.deriveFont((float) size);
+  }
+
+  @Override
+  public void draw(Graphics2D g2d, ComponentState componentState, boolean outlineMode, Project project,
+      IDrawingObserver drawingObserver) {
+    g2d.setColor(componentState == ComponentState.SELECTED ? LABEL_COLOR_SELECTED : color);
+    g2d.setFont(font);
+
+    int x = firstPoint.x;
+    int y = firstPoint.y;
+    int maxWidth = secondPoint.x - firstPoint.x;
+    
+    StringUtils.drawWrappedText(value, g2d, x, y, maxWidth, horizontalAlignment);
+  }
+
+  @Override
+  public void drawIcon(Graphics2D g2d, int width, int height) {
+    g2d.setColor(LABEL_COLOR);
+    g2d.setFont(LABEL_FONT.deriveFont(10f * width / 32).deriveFont(Font.PLAIN));
+
+    FontMetrics fontMetrics = g2d.getFontMetrics();
+    Rectangle2D rect = fontMetrics.getStringBounds("Wrap", g2d);
+
+    int textHeight = (int) (rect.getHeight());
+    int textWidth = (int) (rect.getWidth());
+
+    int x = (width - textWidth) / 2 + 1;
+    int y = (int) (4f * width / 32) + fontMetrics.getAscent();
+
+    g2d.drawString("Wrap", x, y);
+    y += g2d.getFont().getSize();
+    g2d.drawString("Text", x, y);
+  }
+  
+  @EditableProperty
+  public Color getColor() {
+    return color;
+  }
+
+  public void setColor(Color color) {
+    this.color = color;
+  }
+  
+  @EditableProperty(name = "Horizontal Alignment")
+  public HorizontalAlignment getHorizontalAlignment() {
+    if (horizontalAlignment == null) {
+      horizontalAlignment = HorizontalAlignment.CENTER;
+    }
+    return horizontalAlignment;
+  }
+
+  public void setHorizontalAlignment(HorizontalAlignment alignment) {
+    this.horizontalAlignment = alignment;
+  }
+}

diylc/diylc-library/src/org/diylc/components/passive/AudioTransformer.java

@@ -34,6 +34,7 @@ import java.awt.geom.Rectangle2D;
 import java.awt.geom.RoundRectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.Display;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
@@ -57,7 +58,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Audio Transformer", author = "Branislav Stojkovic", category = "Passive",
-    instanceNamePrefix = "TR", description = "Small signal audio transformer with EI core", stretchable = false,
+    instanceNamePrefix = "TR", description = "Small signal audio transformer with EI core",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = DIL_ICTransformer.class)
 public class AudioTransformer extends AbstractMultiPartComponent<String> {
 
@@ -315,11 +316,11 @@ public class AudioTransformer extends AbstractMultiPartComponent<String> {
     AffineTransform tx = getTx();
     if (tx != null)
       tx.transform(wPoint, wPoint);
-    drawCenteredText(g2d, "P", wPoint.x, wPoint.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "P", wPoint.x, wPoint.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     wPoint = new Point((int) (controlPoints[0].x + windingSpacing.convertToPixels() - project.getFontSize()), (int) (controlPoints[0].y + leadSpacing.convertToPixels()));
     if (tx != null)
       tx.transform(wPoint, wPoint);
-    drawCenteredText(g2d, "S", wPoint.x, wPoint.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "S", wPoint.x, wPoint.y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
 
     // Draw label.
     Color finalLabelColor;
@@ -517,5 +518,10 @@ public class AudioTransformer extends AbstractMultiPartComponent<String> {
   public void setSecondaryCT(boolean secondaryCT) {
     this.secondaryCT = secondaryCT;
     updateControlPoints();
-  }  
+  }  
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
 }

diylc/diylc-library/src/org/diylc/components/passive/MultiSectionCapacitor.java

@@ -33,6 +33,7 @@ import java.text.DecimalFormat;
 import java.text.Format;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.Display;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
@@ -56,7 +57,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Multi-Section Capacitor", author = "Branislav Stojkovic", category = "Passive",
     instanceNamePrefix = "C", description = "Multi-section vertically mounted electrolytic capacitor, similar to JJ, CE and others",
-    stretchable = false, zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
+    zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
 public class MultiSectionCapacitor extends AbstractTransparentComponent<Capacitance[]> {
 
   private static final long serialVersionUID = 1L;
@@ -414,7 +415,7 @@ public class MultiSectionCapacitor extends AbstractTransparentComponent<Capacita
     
     Rectangle bounds = area[0].getBounds();
 
-    drawCenteredText(g2d, label, bounds.x + bounds.width / 2, bounds.y + bounds.height / 2, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, label, bounds.x + bounds.width / 2, bounds.y + bounds.height / 2, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     
     // draw polarity markers
     g2d.setColor(pinColor.darker());
@@ -515,5 +516,10 @@ public class MultiSectionCapacitor extends AbstractTransparentComponent<Capacita
   
   public void setPinColor(Color pinColor) {
     this.pinColor = pinColor;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/passive/PotentiometerPanel.java

@@ -52,7 +52,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Potentiometer", author = "Branislav Stojkovic", category = "Passive",
     creationMethod = CreationMethod.SINGLE_CLICK, instanceNamePrefix = "VR",
-    description = "Panel mount potentiometer with solder lugs", zOrder = IDIYComponent.COMPONENT, stretchable = false,
+    description = "Panel mount potentiometer with solder lugs", zOrder = IDIYComponent.COMPONENT,
     transformer = PotentiometerTransformer.class)
 public class PotentiometerPanel extends AbstractPotentiometer {
 
@@ -468,6 +468,11 @@ public class PotentiometerPanel extends AbstractPotentiometer {
       return (index1 + 1) + "-" + (index2 + 1);
     
     return null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   public enum Type {

diylc/diylc-library/src/org/diylc/components/passive/PotentiometerSymbol.java

@@ -24,6 +24,7 @@ package org.diylc.components.passive;
 import java.awt.Color;
 import java.awt.FontMetrics;
 import java.awt.Graphics2D;
+import java.awt.Point;
 import java.awt.Polygon;
 import java.awt.Shape;
 import java.awt.geom.GeneralPath;
@@ -36,7 +37,7 @@ import org.diylc.core.annotations.ComponentDescriptor;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "Potentiometer", author = "MCbx", category = "Schematic Symbols",
-    instanceNamePrefix = "VR", description = "Potentiometer symbol", stretchable = false,
+    instanceNamePrefix = "VR", description = "Potentiometer symbol",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG, keywordTag = "Schematic")
 public class PotentiometerSymbol extends Abstract3LegSymbol {
 
@@ -47,7 +48,8 @@ public class PotentiometerSymbol extends Abstract3LegSymbol {
   }
 
   public Shape[] getBody() {
-    Shape[] body = new Shape[3];
+    Shape[] body = new Shape[3];
+    Point[] controlPoints = getControlPoints();
     int x = controlPoints[0].x;
     int y = controlPoints[0].y;
     int pinSpacing = (int) PIN_SPACING.convertToPixels();

diylc/diylc-library/src/org/diylc/components/passive/TransformerCoil.java

@@ -48,7 +48,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Transformer Coil", author = "Branislav Stojkovic", category = "Schematic Symbols", instanceNamePrefix = "L",
     description = "Transformer coil symbol. Use multiple instances together with \"Transformer Core Symbol\"<br>to draw transformer schematics.",
-    stretchable = false, zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG,
+    zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG,
     keywordTag = "Schematic")
 public class TransformerCoil extends AbstractComponent<org.diylc.core.measures.Voltage> {
 
@@ -281,5 +281,10 @@ public class TransformerCoil extends AbstractComponent<org.diylc.core.measures.V
 
     }
     return body;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/passive/TransformerCore.java

@@ -46,8 +46,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Transformer Core", author = "Branislav Stojkovic", category = "Schematic Symbols", instanceNamePrefix = "T",
     description = "Transformer core symbol. Use multiple instances together with \"Transformer Coil Symbol\"<br>to draw transformer schematics.",
-    stretchable = true, zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG,
-    creationMethod = CreationMethod.POINT_BY_POINT, keywordTag = "Schematic")
+    zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG, creationMethod = CreationMethod.POINT_BY_POINT, keywordTag = "Schematic")
 public class TransformerCore extends AbstractComponent<Void> {
 
   private static final long serialVersionUID = 1L;
@@ -154,6 +153,10 @@ public class TransformerCore extends AbstractComponent<Void> {
   @Override
   public void setValue(Void value) {
     // TODO Auto-generated method stub
-
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/passive/TrimmerPotentiometer.java

@@ -49,8 +49,7 @@ import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Trimmer Potentiometer", author = "Branislav Stojkovic", category = "Passive",
     creationMethod = CreationMethod.SINGLE_CLICK, instanceNamePrefix = "VR",
-    description = "Various types of board mounted trimmer potentiometers", zOrder = IDIYComponent.COMPONENT,
-    stretchable = false)
+    description = "Various types of board mounted trimmer potentiometers", zOrder = IDIYComponent.COMPONENT)
 public class TrimmerPotentiometer extends AbstractPotentiometer {
 
   private static final long serialVersionUID = 1L;
@@ -529,6 +528,11 @@ public class TrimmerPotentiometer extends AbstractPotentiometer {
     updateControlPoints();
     body = null;
   }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
 
   public static enum TrimmerType {
     FLAT_SMALL("Horizontal Small 1"), FLAT_SMALL2("Horizontal Small 2"), FLAT_XSMALL("Horizontal X-Small"), FLAT_LARGE(

diylc/diylc-library/src/org/diylc/components/semiconductors/AbstractTransistorPackage.java

@@ -196,4 +196,16 @@ public abstract class AbstractTransistorPackage extends AbstractTransparentCompo
   public void setPinout(TransistorPinout pinout) {
     this.pinout = pinout;
   }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
+  
+  @Override
+  public String getControlPointNodeName(int index) {
+    if (index >= 3)
+      return null;
+    return Integer.toString(index + 1);
+  }
 }

diylc/diylc-library/src/org/diylc/components/semiconductors/BJTSymbol.java

@@ -22,6 +22,7 @@
 package org.diylc.components.semiconductors;
 
 import java.awt.Graphics2D;
+import java.awt.Point;
 import java.awt.Polygon;
 import java.awt.Shape;
 import java.awt.geom.AffineTransform;
@@ -36,7 +37,7 @@ import org.diylc.core.annotations.EditableProperty;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "BJT", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "Q", description = "Bipolar junction transistor schematic symbol", stretchable = false,
+    instanceNamePrefix = "Q", description = "Bipolar junction transistor schematic symbol",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG_AND_VALUE, keywordTag = "Schematic")
 public class BJTSymbol extends Abstract3LegSymbol {
 
@@ -45,7 +46,8 @@ public class BJTSymbol extends Abstract3LegSymbol {
   protected BJTPolarity polarity = BJTPolarity.NPN;
 
   public Shape[] getBody() {
-    Shape[] body = new Shape[3];
+    Shape[] body = new Shape[3];
+    Point[] controlPoints = getControlPoints();
     int x = controlPoints[0].x;
     int y = controlPoints[0].y;
     int pinSpacing = (int) PIN_SPACING.convertToPixels();

diylc/diylc-library/src/org/diylc/components/semiconductors/BridgeRectifier.java

@@ -35,6 +35,7 @@ import java.awt.geom.Rectangle2D;
 import java.awt.geom.RoundRectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.Display;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
@@ -61,7 +62,7 @@ import org.diylc.core.measures.Voltage;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Bridge Rectifier", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "BR", description = "Few variations of bridge rectifier chips", stretchable = false,
+    instanceNamePrefix = "BR", description = "Few variations of bridge rectifier chips",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = DIL_ICTransformer.class)
 public class BridgeRectifier extends AbstractTransparentComponent<String> {
 
@@ -561,7 +562,7 @@ public class BridgeRectifier extends AbstractTransparentComponent<String> {
           break;
       }         
       
-      drawCenteredText(g2d, pointLabels[i], point.x + dx, point.y + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+      StringUtils.drawCenteredText(g2d, pointLabels[i], point.x + dx, point.y + dy, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     }
   }
 
@@ -581,10 +582,10 @@ public class BridgeRectifier extends AbstractTransparentComponent<String> {
     g2d.fillOval(width * 2 / 8, height * 6 / 8 - pinSize, pinSize, pinSize);
     g2d.setColor(LABEL_COLOR);
     g2d.setFont(LABEL_FONT.deriveFont(8f * width / 32));
-    drawCenteredText(g2d, "+", width * 2 / 8 + 1, height * 2 / 8 + 4 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-    drawCenteredText(g2d, "-", width * 2 / 8 + 1, height * 6 / 8 - 5 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-    drawCenteredText(g2d, "~", width * 6 / 8 - 2 * width / 32, height * 2 / 8 + 5 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-    drawCenteredText(g2d, "~", width * 6 / 8 - 2 * width / 32, height * 6 / 8 - 5 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "+", width * 2 / 8 + 1, height * 2 / 8 + 4 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "-", width * 2 / 8 + 1, height * 6 / 8 - 5 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "~", width * 6 / 8 - 2 * width / 32, height * 2 / 8 + 5 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "~", width * 6 / 8 - 2 * width / 32, height * 6 / 8 - 5 * width / 32, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
   }
 
   @EditableProperty(name = "Body")
@@ -661,6 +662,11 @@ public class BridgeRectifier extends AbstractTransparentComponent<String> {
   
   public void setLabelOriantation(LabelOriantation labelOriantation) {
     this.labelOriantation = labelOriantation;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   public static enum RectifierType {

diylc/diylc-library/src/org/diylc/components/semiconductors/DIL_IC.java

@@ -56,7 +56,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "DIP IC", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "IC", description = "Dual-in-line package IC", stretchable = false,
+    instanceNamePrefix = "IC", description = "Dual-in-line package IC",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = DIL_ICTransformer.class)
 public class DIL_IC extends AbstractTransparentComponent<String> {
 
@@ -536,6 +536,11 @@ public class DIL_IC extends AbstractTransparentComponent<String> {
 
   public void setDisplayNumbers(DisplayNumbers numbers) {
     this.displayNumbers = numbers;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   public static enum PinCount {

diylc/diylc-library/src/org/diylc/components/semiconductors/ICSymbol.java

@@ -21,39 +21,40 @@
 */
 package org.diylc.components.semiconductors;
 
-import java.awt.AlphaComposite;
-import java.awt.Color;
-import java.awt.Composite;
-import java.awt.Graphics2D;
-import java.awt.Point;
-import java.awt.Polygon;
-import java.awt.Shape;
-import java.awt.geom.Area;
-import java.awt.geom.GeneralPath;
-import java.awt.geom.Rectangle2D;
-
-import org.diylc.appframework.miscutils.ConfigurationManager;
-import org.diylc.common.Display;
-import org.diylc.common.HorizontalAlignment;
-import org.diylc.common.IPlugInPort;
-import org.diylc.common.ObjectCache;
-import org.diylc.common.VerticalAlignment;
-import org.diylc.components.AbstractTransparentComponent;
-import org.diylc.core.ComponentState;
-import org.diylc.core.IDIYComponent;
-import org.diylc.core.IDrawingObserver;
-import org.diylc.core.Project;
-import org.diylc.core.Theme;
-import org.diylc.core.VisibilityPolicy;
-import org.diylc.core.annotations.ComponentDescriptor;
-import org.diylc.core.annotations.EditableProperty;
-import org.diylc.core.annotations.KeywordPolicy;
-import org.diylc.core.measures.Size;
-import org.diylc.core.measures.SizeUnit;
-import org.diylc.utils.Constants;
+import java.awt.AlphaComposite;
+import java.awt.Color;
+import java.awt.Composite;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.Polygon;
+import java.awt.Shape;
+import java.awt.geom.Area;
+import java.awt.geom.GeneralPath;
+import java.awt.geom.Rectangle2D;
+
+import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
+import org.diylc.common.Display;
+import org.diylc.common.HorizontalAlignment;
+import org.diylc.common.IPlugInPort;
+import org.diylc.common.ObjectCache;
+import org.diylc.common.VerticalAlignment;
+import org.diylc.components.AbstractTransparentComponent;
+import org.diylc.core.ComponentState;
+import org.diylc.core.IDIYComponent;
+import org.diylc.core.IDrawingObserver;
+import org.diylc.core.Project;
+import org.diylc.core.Theme;
+import org.diylc.core.VisibilityPolicy;
+import org.diylc.core.annotations.ComponentDescriptor;
+import org.diylc.core.annotations.EditableProperty;
+import org.diylc.core.annotations.KeywordPolicy;
+import org.diylc.core.measures.Size;
+import org.diylc.core.measures.SizeUnit;
+import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "IC", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "IC", description = "IC symbol with 3 or 5 contacts", stretchable = false,
+    instanceNamePrefix = "IC", description = "IC symbol with 3 or 5 contacts",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG_AND_VALUE, keywordTag = "Schematic")
 public class ICSymbol extends AbstractTransparentComponent<String> {
 
@@ -134,12 +135,12 @@ public class ICSymbol extends AbstractTransparentComponent<String> {
     if (display == Display.BOTH) {
       label = getName() + "  " + (getValue() == null ? "" : getValue().toString());
     }
-    drawCenteredText(g2d, label, x, controlPoints[0].y + pinSpacing, HorizontalAlignment.CENTER,
+    StringUtils.drawCenteredText(g2d, label, x, controlPoints[0].y + pinSpacing, HorizontalAlignment.CENTER,
         VerticalAlignment.CENTER);
     // Draw +/- markers    
-    drawCenteredText(g2d, getFlip() ? "+" : "-", controlPoints[0].x + pinSpacing, controlPoints[0].y, HorizontalAlignment.CENTER,
+    StringUtils.drawCenteredText(g2d, getFlip() ? "+" : "-", controlPoints[0].x + pinSpacing, controlPoints[0].y, HorizontalAlignment.CENTER,
         VerticalAlignment.CENTER);
-    drawCenteredText(g2d, getFlip() ? "-" : "+", controlPoints[1].x + pinSpacing, controlPoints[1].y, HorizontalAlignment.CENTER,
+    StringUtils.drawCenteredText(g2d, getFlip() ? "-" : "+", controlPoints[1].x + pinSpacing, controlPoints[1].y, HorizontalAlignment.CENTER,
         VerticalAlignment.CENTER);
   }
 
@@ -156,8 +157,8 @@ public class ICSymbol extends AbstractTransparentComponent<String> {
     g2d.fill(area);
     g2d.setColor(BORDER_COLOR);
     g2d.setFont(LABEL_FONT.deriveFont(8f));
-    drawCenteredText(g2d, "-", 3 * margin, height / 3, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
-    drawCenteredText(g2d, "+", 3 * margin + 1, height * 2 / 3, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "-", 3 * margin, height / 3, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+    StringUtils.drawCenteredText(g2d, "+", 3 * margin + 1, height * 2 / 3, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
     // g2d.setStroke(new BasicStroke(1f, BasicStroke.CAP_ROUND,
     // BasicStroke.JOIN_ROUND));
     g2d.draw(area);
@@ -295,5 +296,10 @@ public class ICSymbol extends AbstractTransparentComponent<String> {
 
   public void setDisplay(Display display) {
     this.display = display;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/semiconductors/JFETSymbol.java

@@ -22,10 +22,11 @@
 package org.diylc.components.semiconductors;
 
 import java.awt.Graphics2D;
+import java.awt.Point;
 import java.awt.Polygon;
 import java.awt.Shape;
 import java.awt.geom.GeneralPath;
-
+
 import org.diylc.common.ObjectCache;
 import org.diylc.components.Abstract3LegSymbol;
 import org.diylc.core.IDIYComponent;
@@ -34,7 +35,7 @@ import org.diylc.core.annotations.EditableProperty;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "JFET", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "Q", description = "JFET transistor schematic symbol", stretchable = false,
+    instanceNamePrefix = "Q", description = "JFET transistor schematic symbol", 
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG_AND_VALUE, keywordTag = "Schematic")
 public class JFETSymbol extends Abstract3LegSymbol {
 
@@ -43,7 +44,8 @@ public class JFETSymbol extends Abstract3LegSymbol {
   protected FETPolarity polarity = FETPolarity.NEGATIVE;
 
   public Shape[] getBody() {    
-    Shape[] body = new Shape[3];
+    Shape[] body = new Shape[3];
+    Point[] controlPoints = getControlPoints();
     int x = controlPoints[0].x;
     int y = controlPoints[0].y;
     int pinSpacing = (int) PIN_SPACING.convertToPixels();

diylc/diylc-library/src/org/diylc/components/semiconductors/LogicGateSymbol.java

@@ -31,6 +31,7 @@ import java.awt.geom.Path2D;
 import java.awt.geom.Rectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.Display;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
@@ -51,7 +52,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Logic Gate", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "LG", description = "Basic logic gate schematic symbols", stretchable = false,
+    instanceNamePrefix = "LG", description = "Basic logic gate schematic symbols",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG_AND_VALUE, keywordTag = "Schematic")
 public class LogicGateSymbol extends AbstractTransparentComponent<String> {
 
@@ -132,7 +133,7 @@ public class LogicGateSymbol extends AbstractTransparentComponent<String> {
     if (display == Display.BOTH) {
       label = getName() + "  " + (getValue() == null ? "" : getValue().toString());
     }
-    drawCenteredText(g2d, label, x, controlPoints[0].y + (getControlPointCount() == 2 ? 0 : pinSpacing), HorizontalAlignment.CENTER,
+    StringUtils.drawCenteredText(g2d, label, x, controlPoints[0].y + (getControlPointCount() == 2 ? 0 : pinSpacing), HorizontalAlignment.CENTER,
         VerticalAlignment.CENTER);   
   }
 
@@ -317,6 +318,11 @@ public class LogicGateSymbol extends AbstractTransparentComponent<String> {
   public void setDisplay(Display display) {
     this.display = display;
   }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
+  }
 
   public enum GateType {
     Buffer(false), Not(true), Or(false), And(false), Xor(false), Nor(true), Nand(true), Xnor(true);

diylc/diylc-library/src/org/diylc/components/semiconductors/MOSFETSymbol.java

@@ -22,10 +22,11 @@
 package org.diylc.components.semiconductors;
 
 import java.awt.Graphics2D;
+import java.awt.Point;
 import java.awt.Polygon;
 import java.awt.Shape;
 import java.awt.geom.GeneralPath;
-
+
 import org.diylc.common.ObjectCache;
 import org.diylc.components.Abstract3LegSymbol;
 import org.diylc.core.IDIYComponent;
@@ -34,7 +35,7 @@ import org.diylc.core.annotations.EditableProperty;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "MOSFET", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "Q", description = "MOSFET transistor schematic symbol", stretchable = false,
+    instanceNamePrefix = "Q", description = "MOSFET transistor schematic symbol",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_TAG_AND_VALUE, keywordTag = "Schematic")
 public class MOSFETSymbol extends Abstract3LegSymbol {
 
@@ -43,7 +44,8 @@ public class MOSFETSymbol extends Abstract3LegSymbol {
   protected FETPolarity polarity = FETPolarity.NEGATIVE;
 
   public Shape[] getBody() {    
-    Shape[] body = new Shape[3];
+    Shape[] body = new Shape[3];
+    Point[] controlPoints = getControlPoints();
     int x = controlPoints[0].x;
     int y = controlPoints[0].y;
     int pinSpacing = (int) PIN_SPACING.convertToPixels();

diylc/diylc-library/src/org/diylc/components/semiconductors/SIL_IC.java

@@ -55,7 +55,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "SIP IC", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "IC", description = "Single-in-line package IC", stretchable = false,
+    instanceNamePrefix = "IC", description = "Single-in-line package IC",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = SIL_ICTransformer.class)
 public class SIL_IC extends AbstractTransparentComponent<String> {
 
@@ -143,6 +143,11 @@ public class SIL_IC extends AbstractTransparentComponent<String> {
     updateControlPoints();
     // Reset body shape;
     body = null;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   @EditableProperty

diylc/diylc-library/src/org/diylc/components/semiconductors/TransistorTO1.java

@@ -51,7 +51,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Transistor (TO-1)", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "Q", description = "Transistor with small metal body", stretchable = false,
+    instanceNamePrefix = "Q", description = "Transistor with small metal body",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TO1Transformer.class)
 public class TransistorTO1 extends AbstractTransistorPackage {
 

diylc/diylc-library/src/org/diylc/components/semiconductors/TransistorTO220.java

@@ -51,7 +51,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Transistor (TO-220)", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "Q", description = "Transistors with metal tab for heat sink mounting", stretchable = false,
+    instanceNamePrefix = "Q", description = "Transistors with metal tab for heat sink mounting",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TO220Transformer.class)
 public class TransistorTO220 extends AbstractTransistorPackage {
 

diylc/diylc-library/src/org/diylc/components/semiconductors/TransistorTO3.java

@@ -56,7 +56,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Transistor (TO-3)", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "Q", description = "Transistor with large metal body", stretchable = false,
+    instanceNamePrefix = "Q", description = "Transistor with large metal body",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
 public class TransistorTO3 extends AbstractTransparentComponent<String> {
 

diylc/diylc-library/src/org/diylc/components/semiconductors/TransistorTO92.java

@@ -51,7 +51,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Transistor (TO-92)", author = "Branislav Stojkovic", category = "Semiconductors",
-    instanceNamePrefix = "Q", description = "Transistor with small plastic or epoxy body", stretchable = false,
+    instanceNamePrefix = "Q", description = "Transistor with small plastic or epoxy body",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TO92Transformer.class)
 public class TransistorTO92 extends AbstractTransistorPackage {
 

diylc/diylc-library/src/org/diylc/components/smd/PassiveSMDComponent.java

@@ -31,7 +31,7 @@ import java.awt.Rectangle;
 import java.awt.geom.Area;
 import java.awt.geom.Rectangle2D;
 import java.awt.geom.RoundRectangle2D;
-
+
 import org.diylc.appframework.miscutils.ConfigurationManager;
 import org.diylc.common.Display;
 import org.diylc.common.IPlugInPort;
@@ -405,6 +405,11 @@ public abstract class PassiveSMDComponent<T> extends AbstractTransparentComponen
 
   public void setLabelColor(Color labelColor) {
     this.labelColor = labelColor;
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 
   public static enum SMDSize {

diylc/diylc-library/src/org/diylc/components/smd/SMDCapacitor.java

@@ -31,7 +31,7 @@ import org.diylc.core.annotations.PositiveMeasureValidator;
 import org.diylc.core.measures.Capacitance;
 
 @ComponentDescriptor(name = "SMD Capacitor", author = "Branislav Stojkovic", category = "SMD",
-    instanceNamePrefix = "C", description = "Surface mount capacitor", stretchable = false,
+    instanceNamePrefix = "C", description = "Surface mount capacitor", 
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
 public class SMDCapacitor extends PassiveSMDComponent<Capacitance> {
 

diylc/diylc-library/src/org/diylc/components/smd/SMDResistor.java

@@ -31,7 +31,7 @@ import org.diylc.core.annotations.PositiveMeasureValidator;
 import org.diylc.core.measures.Resistance;
 
 @ComponentDescriptor(name = "SMD Resistor", author = "Branislav Stojkovic", category = "SMD", instanceNamePrefix = "C",
-    description = "Surface mount resistor", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    description = "Surface mount resistor", zOrder = IDIYComponent.COMPONENT,
     keywordPolicy = KeywordPolicy.SHOW_VALUE)
 public class SMDResistor extends PassiveSMDComponent<Resistance> {
 

diylc/diylc-library/src/org/diylc/components/tube/AbstractTubeSymbol.java

@@ -21,30 +21,31 @@
 */
 package org.diylc.components.tube;
 
-import java.awt.Color;
-import java.awt.Graphics2D;
-import java.awt.Point;
-import java.awt.Rectangle;
-import java.awt.Shape;
-import java.awt.geom.AffineTransform;
-
-import org.diylc.appframework.miscutils.ConfigurationManager;
-import org.diylc.common.Display;
-import org.diylc.common.HorizontalAlignment;
-import org.diylc.common.IPlugInPort;
-import org.diylc.common.ObjectCache;
-import org.diylc.common.Orientation;
-import org.diylc.common.VerticalAlignment;
-import org.diylc.components.AbstractComponent;
-import org.diylc.components.semiconductors.SymbolFlipping;
-import org.diylc.core.ComponentState;
-import org.diylc.core.IDrawingObserver;
-import org.diylc.core.Project;
-import org.diylc.core.Theme;
-import org.diylc.core.annotations.EditableProperty;
-import org.diylc.core.measures.Size;
-import org.diylc.core.measures.SizeUnit;
-import org.diylc.utils.Constants;
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.Rectangle;
+import java.awt.Shape;
+import java.awt.geom.AffineTransform;
+
+import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
+import org.diylc.common.Display;
+import org.diylc.common.HorizontalAlignment;
+import org.diylc.common.IPlugInPort;
+import org.diylc.common.ObjectCache;
+import org.diylc.common.Orientation;
+import org.diylc.common.VerticalAlignment;
+import org.diylc.components.AbstractComponent;
+import org.diylc.components.semiconductors.SymbolFlipping;
+import org.diylc.core.ComponentState;
+import org.diylc.core.IDrawingObserver;
+import org.diylc.core.Project;
+import org.diylc.core.Theme;
+import org.diylc.core.annotations.EditableProperty;
+import org.diylc.core.measures.Size;
+import org.diylc.core.measures.SizeUnit;
+import org.diylc.utils.Constants;
 
 public abstract class AbstractTubeSymbol extends AbstractComponent<String> {
 
@@ -121,7 +122,7 @@ public abstract class AbstractTubeSymbol extends AbstractComponent<String> {
     if (display == Display.BOTH) {
       label = getName() + "  " + (getValue() == null ? "" : getValue().toString());
     }
-    drawCenteredText(g2d, label, rect.x + rect.width, rect.y + rect.height, HorizontalAlignment.RIGHT,
+    StringUtils.drawCenteredText(g2d, label, rect.x + rect.width, rect.y + rect.height, HorizontalAlignment.RIGHT,
         VerticalAlignment.BOTTOM);
   }
 
@@ -296,5 +297,10 @@ public abstract class AbstractTubeSymbol extends AbstractComponent<String> {
     for (int i = 1; i < this.controlPoints.length; i++) {
       rotate.transform(this.controlPoints[i], this.controlPoints[i]);
     }
+  }
+  
+  @Override
+  public boolean canPointMoveFreely(int pointIndex) {
+    return false;
   }
 }

diylc/diylc-library/src/org/diylc/components/tube/DiodeSymbol.java

@@ -38,7 +38,7 @@ import org.diylc.core.annotations.EditableProperty;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "Diode", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "V", description = "Diode tube symbol", stretchable = false, zOrder = IDIYComponent.COMPONENT,
+    instanceNamePrefix = "V", description = "Diode tube symbol", zOrder = IDIYComponent.COMPONENT,
     keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TubeSymbolTransformer.class)
 public class DiodeSymbol extends AbstractTubeSymbol {
 

diylc/diylc-library/src/org/diylc/components/tube/PentodeSymbol.java

@@ -37,7 +37,7 @@ import org.diylc.core.annotations.EditableProperty;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "Pentode", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "V", description = "Pentode tube symbol", stretchable = false,
+    instanceNamePrefix = "V", description = "Pentode tube symbol", 
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE,
     transformer = TubeSymbolTransformer.class)
 public class PentodeSymbol extends AbstractTubeSymbol {

diylc/diylc-library/src/org/diylc/components/tube/TriodeSymbol.java

@@ -37,7 +37,7 @@ import org.diylc.core.annotations.EditableProperty;
 import org.diylc.core.annotations.KeywordPolicy;
 
 @ComponentDescriptor(name = "Triode", author = "Branislav Stojkovic", category = "Schematic Symbols",
-    instanceNamePrefix = "V", description = "Triode tube symbol", stretchable = false,
+    instanceNamePrefix = "V", description = "Triode tube symbol",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE,
     transformer = TubeSymbolTransformer.class)
 public class TriodeSymbol extends AbstractTubeSymbol {

diylc/diylc-library/src/org/diylc/components/tube/TubeSocket.java

@@ -33,6 +33,7 @@ import java.awt.geom.Ellipse2D;
 import java.awt.geom.Rectangle2D;
 
 import org.diylc.appframework.miscutils.ConfigurationManager;
+import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
@@ -53,7 +54,7 @@ import org.diylc.core.measures.SizeUnit;
 import org.diylc.utils.Constants;
 
 @ComponentDescriptor(name = "Tube Socket", author = "Branislav Stojkovic", category = "Tubes",
-    instanceNamePrefix = "V", description = "Various types of tube/valve sockets", stretchable = false,
+    instanceNamePrefix = "V", description = "Various types of tube/valve sockets",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
 public class TubeSocket extends AbstractTransparentComponent<String> {
 
@@ -314,7 +315,7 @@ public class TubeSocket extends AbstractTransparentComponent<String> {
           double theta = Math.atan2(controlPoints[i + 1].y - controlPoints[0].y, controlPoints[i + 1].x - controlPoints[0].x);
           double x = controlPoints[i + 1].x - Math.cos(theta) * electrodeLabelOffset;
           double y = controlPoints[i + 1].y - Math.sin(theta) * electrodeLabelOffset;
-          drawCenteredText(g2d, label, (int)x, (int)y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
+          StringUtils.drawCenteredText(g2d, label, (int)x, (int)y, HorizontalAlignment.CENTER, VerticalAlignment.CENTER);
         }
       }
     }

diylc/diylc-library/src/org/diylc/netlist/GuitarDiagramAnalyzer.java

@@ -83,20 +83,13 @@ public class GuitarDiagramAnalyzer extends NetlistAnalyzer implements INetlistAn
   public String getFontName() {   
     return new JLabel().getFont().getName();
   }
-    
-  public List<Summary> summarize(List<Netlist> netlists, Node preferredOutput) throws TreeException {    
-    List<Summary> summaries = new ArrayList<Summary>();
-    for (Netlist n : netlists)
-      summaries.add(summarize(n, preferredOutput));
-    
-    return summaries;
-  }
+   
   
   private int positiveCount;
   private int negativeCount;
   private int noiseCount;
   
-  private Summary summarize(Netlist netlist, Node preferredOutput) throws TreeException {
+  protected Summary summarize(Netlist netlist, Node preferredOutput) throws TreeException {
     List<String> notes = new ArrayList<String>();
 
     Tree tree = constructTree(netlist);

diylc/diylc-library/src/org/diylc/netlist/SpiceAnalyzer.java

@@ -48,17 +48,8 @@ public class SpiceAnalyzer extends NetlistAnalyzer implements INetlistAnalyzer {
   public String getFontName() {   
     return "Courier New";
   }
-
-  @Override
-  public List<Summary> summarize(List<Netlist> netlists, Node preferredOutput) throws TreeException {
-    List<Summary> summaries = new ArrayList<Summary>();
-    for (Netlist n : netlists)
-      summaries.add(summarize(n, preferredOutput));
-    
-    return summaries;
-  }
   
-  private Summary summarize(Netlist netlist, Node preferredOutput) throws TreeException {
+  protected Summary summarize(Netlist netlist, Node preferredOutput) throws TreeException {
     // grab all components that are in the netlist
     List<IDIYComponent<?>> allComponents = new ArrayList<IDIYComponent<?>>(extractComponents(netlist));
     Collections.sort(allComponents, new Comparator<IDIYComponent<?>>() {
@@ -113,7 +104,7 @@ public class SpiceAnalyzer extends NetlistAnalyzer implements INetlistAnalyzer {
       
       // output to spice
       for (int i = 0; i < c.getControlPointCount(); i++) {
-        sb.append(fill(Integer.toString(nodeIndices[i]), 5));
+        sb.append(fill(formatSpiceNode(nodeIndices[i]), 5));
         sb.append(" ");
       }
       
@@ -130,6 +121,10 @@ public class SpiceAnalyzer extends NetlistAnalyzer implements INetlistAnalyzer {
     return new Summary(netlist, sb.toString());
   }
   
+  private static String formatSpiceNode(int i) {
+    return String.format("N%03d" , i);
+  }
+  
   private String fill(String source, int desiredLength) {
     String res = source;
     for (int i = 0; i < desiredLength - source.length(); i++)

diylc/diylc-swing/build.xml

@@ -7,7 +7,7 @@
 	<property name="jar.dir" value="${build.dir}/jar" />
 	<property name="report.dir" value="${build.dir}/junitreport" />
 	<property name="main.class" value="org.diylc.DIYLCStarter" />
-	<property name="diylc.version" value="3.56.0" />
+	<property name="diylc.version" value="3.57.0" />
 
 	<property name="classes.dir" value="${build.dir}/temp/${ant.project.name}/classes" />
 	<property name="test.classes.dir" value="${build.dir}/temp/${ant.project.name}/test.classes" />

diylc/diylc-swing/config.properties

@@ -2,4 +2,5 @@
 #org.diylc.presenter.InstantiationManager.MAX_RECENT_COMPONENTS=20
 #org.diylc.swing.plugins.canvas.CanvasPanel.USE_HARDWARE_ACCELLERATION=true
 #org.diylc.swingframework.ruler.Ruler.USE_HARDWARE_ACCELLERATION=true
-#org.diylc.swing.gui.editor.PropertyEditorDialog.SHOW_DEFAULT_BOXES=true
+#org.diylc.swing.gui.editor.PropertyEditorDialog.SHOW_DEFAULT_BOXES=true
+#org.diylc.swing.plugins.autosave.AutoSavePlugin.MAX_TOTAL_SIZE_MB=64

diylc/diylc-swing/src/org/diylc/swing/ActionFactory.java

@@ -1667,7 +1667,7 @@ public class ActionFactory {
 
         @Override
         public List<Netlist> doInBackground() throws Exception {
-          return plugInPort.extractNetlists();
+          return plugInPort.extractNetlists(true);
         }
 
         @Override
@@ -1722,7 +1722,7 @@ public class ActionFactory {
 
         @Override
         public List<Summary> doInBackground() throws Exception {
-          List<Netlist> netlists = plugInPort.extractNetlists();
+          List<Netlist> netlists = plugInPort.extractNetlists(true);
           if (netlists == null || netlists.isEmpty()) {
             throw new Exception("The generated netlist is empty, nothing to show.");            
           }

diylc/diylc-swing/src/org/diylc/swing/ISwingUI.java

@@ -66,7 +66,9 @@ public interface ISwingUI extends IView {
    * @param action {@link Action} to inser
    * @param menuName name of the menu to insert into
    */
-  void injectMenuAction(Action action, String menuName);
+  void injectMenuAction(Action action, String menuName);
+  
+  void injectMenuComponent(JComponent component);
 
   /**
    * Injects a custom submenu into application's main menu. If the specified menu does not exist it

diylc/diylc-swing/src/org/diylc/swing/gui/MainFrame.java

@@ -36,7 +36,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ExecutionException;
-
+
 import javax.swing.Action;
 import javax.swing.BoxLayout;
 import javax.swing.ButtonGroup;
@@ -55,7 +55,7 @@ import javax.swing.SwingWorker;
 import javax.swing.Timer;
 import javax.swing.event.MenuEvent;
 import javax.swing.event.MenuListener;
-
+
 import org.apache.log4j.Logger;
 import org.diylc.appframework.miscutils.ConfigurationManager;
 import org.diylc.common.BadPositionException;
@@ -69,6 +69,7 @@ import org.diylc.images.IconLoader;
 import org.diylc.presenter.Presenter;
 import org.diylc.swing.IDynamicSubmenuHandler;
 import org.diylc.swing.ISwingUI;
+import org.diylc.swing.gui.actionbar.ActionBarPlugin;
 import org.diylc.swing.gui.editor.PropertyEditorDialog;
 import org.diylc.swing.plugins.autosave.AutoSavePlugin;
 import org.diylc.swing.plugins.canvas.CanvasPlugin;
@@ -125,7 +126,8 @@ public class MainFrame extends JFrame implements ISwingUI {
     presenter.installPlugin(new ConfigPlugin(this));
     presenter.installPlugin(new LayersMenuPlugin(this));
     presenter.installPlugin(new CloudPlugIn(this));
-    presenter.installPlugin(new HelpMenuPlugin(this));
+    presenter.installPlugin(new HelpMenuPlugin(this));
+    presenter.installPlugin(new ActionBarPlugin(this));
 
     presenter.installPlugin(new StatusBar(this));
 
@@ -313,7 +315,7 @@ public class MainFrame extends JFrame implements ISwingUI {
         menu.add(action);
       }
     }
-  }
+  }  
 
   @Override
   public void injectSubmenu(String name, Icon icon, String parentMenuName) {
@@ -323,6 +325,11 @@ public class MainFrame extends JFrame implements ISwingUI {
     submenu.setIcon(icon);
     menu.add(submenu);
     menuMap.put(name, submenu);
+  }
+  
+  @Override
+  public void injectMenuComponent(JComponent component) {
+    getMainMenuBar().add(component);
   }
 
   @Override

diylc/diylc-swing/src/org/diylc/swing/gui/TemplateDialog.java

@@ -185,7 +185,7 @@ public class TemplateDialog extends JDialog {
 
         @Override
         public void actionPerformed(ActionEvent e) {
-          plugInPort.loadProject(presenter.getCurrentProject(), true);
+          plugInPort.loadProject(presenter.getCurrentProject(), true, null);
           dispose();
         }
       });