added mirror

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

@@ -241,16 +241,6 @@ public interface IPlugInPort extends ISelectionProcessor, IMouseProcessor, IKeyP
    */
   void setMetric(boolean isMetric);
 
-  /**
-   * Groups all selected components.
-   */
-  void groupSelectedComponents();
-
-  /**
-   * Ungroups all selected components.
-   */
-  void ungroupSelectedComponents();
-
   /**
    * Locks or unlocks the specified layer. All components within +- 0.5 range will be affected by
    * the change as well.

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

@@ -1,6 +1,7 @@
 package org.diylc.common;
 
 import java.awt.Point;
+import java.util.Collection;
 import java.util.List;
 
 import org.diylc.core.ExpansionMode;
@@ -8,12 +9,18 @@ import org.diylc.core.IDIYComponent;
 
 public interface ISelectionProcessor {
   
+  public static final int CLOCKWISE = 1;
+  public static final int COUNTER_CLOCKWISE = 1;
+  
+  public static final int HORIZONTAL = 0;
+  public static final int VERTICAL = 1;
+
   /**
    * Returns the current {@link ComponentTransferable}.
    * 
    * @return
    */
-  List<IDIYComponent<?>> getSelectedComponents();
+  Collection<IDIYComponent<?>> getSelectedComponents();
 
   /**
    * Updates the selection with the specified list of component. Also, updates control point map
@@ -21,7 +28,7 @@ public interface ISelectionProcessor {
    * 
    * @param newSelection
    */
-  void updateSelection(List<IDIYComponent<?>> newSelection);
+  void updateSelection(Collection<IDIYComponent<?>> newSelection);
 
   /**
    * Finds all components at the specified location, sorted by z-index from top to bottom.
@@ -53,4 +60,16 @@ public interface ISelectionProcessor {
    * @param direction 1 for clockwise, -1 for counter-clockwise
    */
   void rotateSelection(int direction);
+  
+  /**
+   * Groups all selected components.
+   */
+  void groupSelectedComponents();
+
+  /**
+   * Ungroups all selected components.
+   */
+  void ungroupSelectedComponents();
+  
+  void mirrorSelection(int direction);
 }

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

@@ -6,8 +6,10 @@ import java.awt.RenderingHints;
 import java.awt.image.BufferedImage;
 import java.lang.reflect.Method;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
@@ -185,19 +187,22 @@ public class ComponentProcessor {
    * @param selectedComponents
    * @return
    */
-  public List<PropertyWrapper> getMutualSelectionProperties(List<IDIYComponent<?>> selectedComponents) throws Exception {
+  public List<PropertyWrapper> getMutualSelectionProperties(Collection<IDIYComponent<?>> selectedComponents) throws Exception {
     if (selectedComponents.isEmpty()) {
       return null;
     }
     List<PropertyWrapper> properties = new ArrayList<PropertyWrapper>();
-    IDIYComponent<?> firstComponent = selectedComponents.get(0);
+    
+    List<IDIYComponent<?>> selectedList = new ArrayList<IDIYComponent<?>>(selectedComponents);    
+    
+    IDIYComponent<?> firstComponent = selectedList.get(0);
     properties.addAll(extractProperties(firstComponent.getClass()));
     // Initialize values
     for (PropertyWrapper property : properties) {
       property.readFrom(firstComponent);
     }
     for (int i = 1; i < selectedComponents.size(); i++) {
-      IDIYComponent<?> component = selectedComponents.get(i);
+      IDIYComponent<?> component = selectedList.get(i);
       List<PropertyWrapper> newProperties = extractProperties(component.getClass());
       for (PropertyWrapper property : newProperties) {
         property.readFrom(component);
@@ -219,14 +224,6 @@ public class ComponentProcessor {
           }
         }
       }
-      // for (PropertyWrapper property : properties) {
-      // try {
-      // property.readUniqueFrom(component);
-      // } catch (Exception e) {
-      // // TODO Auto-generated catch block
-      // e.printStackTrace();
-      // }
-      // }
     }
     Collections.sort(properties, ComparatorFactory.getInstance().getDefaultPropertyComparator());
     return properties;

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

@@ -11,6 +11,7 @@ import java.awt.Rectangle;
 import java.awt.RenderingHints;
 import java.awt.geom.Area;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -97,7 +98,7 @@ public class DrawingManager {
    * @return
    */
   public List<IDIYComponent<?>> drawProject(Graphics2D g2d, Project project, Set<DrawOption> drawOptions,
-      IComponentFiler filter, Rectangle selectionRect, List<IDIYComponent<?>> selectedComponents,
+      IComponentFiler filter, Rectangle selectionRect, Collection<IDIYComponent<?>> selectedComponents,
       Set<IDIYComponent<?>> lockedComponents, Set<IDIYComponent<?>> groupedComponents, List<Point> controlPointSlot,
       List<IDIYComponent<?>> componentSlot, boolean dragInProgress) {
     failedComponents.clear();

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

@@ -41,6 +41,7 @@ import org.diylc.common.IComponentFiler;
 import org.diylc.common.IKeyProcessor;
 import org.diylc.common.IPlugIn;
 import org.diylc.common.IPlugInPort;
+import org.diylc.common.ISelectionProcessor;
 import org.diylc.common.Orientation;
 import org.diylc.common.OrientationHV;
 import org.diylc.common.PropertyWrapper;
@@ -96,7 +97,7 @@ public class Presenter implements IPlugInPort {
   // Maps component class names to ComponentType objects.
   private List<IPlugIn> plugIns;
 
-  private List<IDIYComponent<?>> selectedComponents;
+  private Set<IDIYComponent<?>> selectedComponents;
   // Maps components that have at least one dragged point to set of indices
   // that designate which of their control points are being dragged.
   private Map<IDIYComponent<?>, Set<Integer>> controlPointMap;
@@ -131,7 +132,7 @@ public class Presenter implements IPlugInPort {
     this.view = view;
     plugIns = new ArrayList<IPlugIn>();
     messageDispatcher = new MessageDispatcher<EventType>(true);
-    selectedComponents = new ArrayList<IDIYComponent<?>>();
+    selectedComponents = new HashSet<IDIYComponent<?>>();
     lockedComponents = new HashSet<IDIYComponent<?>>();
     currentProject = new Project();
     // cloner = new Cloner();
@@ -558,6 +559,7 @@ public class Presenter implements IPlugInPort {
                 || !newSelection.contains(topComponent)) {
               newSelection.clear();
             }
+                        
             newSelection.addAll(findAllGroupedComponents(topComponent));
           }
         }
@@ -754,7 +756,7 @@ public class Presenter implements IPlugInPort {
   }
 
   @Override
-  public List<IDIYComponent<?>> getSelectedComponents() {
+  public Collection<IDIYComponent<?>> getSelectedComponents() {
     return selectedComponents;
   }
 
@@ -1056,6 +1058,7 @@ public class Presenter implements IPlugInPort {
   @Override
   public void rotateSelection(int direction) {
     if (!selectedComponents.isEmpty()) {
+      LOG.trace("Rotating selected components");
       Project oldProject = currentProject.clone();
       rotateComponents(this.selectedComponents, direction, isSnapToGrid());
       messageDispatcher.dispatchMessage(EventType.PROJECT_MODIFIED, oldProject, currentProject.clone(),
@@ -1069,7 +1072,7 @@ public class Presenter implements IPlugInPort {
    * @param direction 1 for clockwise, -1 for counter-clockwise
    */
   @SuppressWarnings("unchecked")
-  private void rotateComponents(List<IDIYComponent<?>> components, int direction, boolean snapToGrid) {
+  private void rotateComponents(Collection<IDIYComponent<?>> components, int direction, boolean snapToGrid) {
     Point center = getCenterOf(components, snapToGrid);
 
     AffineTransform rotate = AffineTransform.getRotateInstance(Math.PI / 2 * direction, center.x, center.y);
@@ -1129,7 +1132,56 @@ public class Presenter implements IPlugInPort {
     }
   }
 
-  private Point getCenterOf(List<IDIYComponent<?>> components, boolean snapToGrid) {
+  @SuppressWarnings("unchecked")
+  @Override
+  public void mirrorSelection(int direction) {
+    if (!selectedComponents.isEmpty()) {
+      LOG.trace("Mirroring selected components");
+      Project oldProject = currentProject.clone();
+
+      Point center = getCenterOf(selectedComponents, isSnapToGrid());
+
+      boolean canMirror = true;
+      for (IDIYComponent<?> component : selectedComponents) {
+        ComponentType type =
+            ComponentProcessor.getInstance().extractComponentTypeFrom(
+                (Class<? extends IDIYComponent<?>>) component.getClass());
+        if (!type.isStretchable() && component.getControlPointCount() > 1) {
+          canMirror = false;
+          break;
+        }
+      }
+
+      if (!canMirror)
+        if (view.showConfirmDialog(
+            "Selection contains components that cannot bi mirrored. Do you want to exclude them?", "Mirror Selection",
+            IView.YES_NO_OPTION, IView.QUESTION_MESSAGE) != IView.YES_OPTION)
+          return;
+
+      for (IDIYComponent<?> component : selectedComponents) {
+        ComponentType type =
+            ComponentProcessor.getInstance().extractComponentTypeFrom(
+                (Class<? extends IDIYComponent<?>>) component.getClass());
+        if (type.isStretchable() || component.getControlPointCount() == 1) {
+          drawingManager.invalidateComponent(component);
+          for (int i = 0; i < component.getControlPointCount(); i++) {
+            Point p = component.getControlPoint(i);
+            if (direction == ISelectionProcessor.HORIZONTAL) {
+              component.setControlPoint(new Point(p.x - 2 * (p.x - center.x), p.y), i);
+            } else {
+              component.setControlPoint(new Point(p.x, p.y - 2 * (p.y - center.y)), i);
+            }
+          }
+        }
+      }
+
+      messageDispatcher.dispatchMessage(EventType.PROJECT_MODIFIED, oldProject, currentProject.clone(),
+          "Mirror Selection");
+      messageDispatcher.dispatchMessage(EventType.REPAINT);
+    }
+  }
+
+  private Point getCenterOf(Collection<IDIYComponent<?>> components, boolean snapToGrid) {
     // Determine center of rotation
     int minX = Integer.MAX_VALUE;
     int minY = Integer.MAX_VALUE;
@@ -1455,8 +1507,8 @@ public class Presenter implements IPlugInPort {
     messageDispatcher.dispatchMessage(EventType.REPAINT);
   }
 
-  public void updateSelection(List<IDIYComponent<?>> newSelection) {
-    this.selectedComponents = newSelection;
+  public void updateSelection(Collection<IDIYComponent<?>> newSelection) {
+    this.selectedComponents = new HashSet<IDIYComponent<?>>(newSelection);
     Map<IDIYComponent<?>, Set<Integer>> controlPointMap = new HashMap<IDIYComponent<?>, Set<Integer>>();
     for (IDIYComponent<?> component : selectedComponents) {
       Set<Integer> indices = new HashSet<Integer>();
@@ -1843,16 +1895,14 @@ public class Presenter implements IPlugInPort {
     if (this.selectedComponents.isEmpty()) {
       throw new RuntimeException("No components selected");
     }
-    ComponentType selectedType =
-        ComponentProcessor.getInstance().extractComponentTypeFrom(
-            (Class<? extends IDIYComponent<?>>) this.selectedComponents.get(0).getClass());
-    for (int i = 1; i < this.selectedComponents.size(); i++) {
-      ComponentType newType =
-          ComponentProcessor.getInstance().extractComponentTypeFrom(
-              (Class<? extends IDIYComponent<?>>) this.selectedComponents.get(i).getClass());
-      if (newType.getInstanceClass() != selectedType.getInstanceClass()) {
+    ComponentType selectedType = null;
+    Iterator<IDIYComponent<?>> iterator = this.selectedComponents.iterator();
+    while (iterator.hasNext()) {
+      ComponentType type = ComponentProcessor.getInstance().extractComponentTypeFrom((Class<? extends IDIYComponent<?>>) iterator.next().getClass());
+      if (selectedType == null)
+        selectedType = type;
+      else if (selectedType.getInstanceClass() != type.getInstanceClass())
         throw new RuntimeException("Template can be applied on multiple components of the same type only");
-      }
     }        
     return getTemplatesFor(selectedType.getCategory(), selectedType.getName());
   }

diylc/diylc-swing/src/org/diylc/images/IconLoader.java

@@ -36,7 +36,8 @@ public enum IconLoader {
       "cloud_edit.png"), CloudUpload("cloud_upload.png"), NavLeftBlue("nav_left_blue.png"), NavRightBlue(
       "nav_right_blue.png"), MissingImage("missing_image.png"), CloudBg("cloud_bg.png"), CloudBig("cloud_big.png"), CloudWait(
       "cloud_wait.png"), Spinning("spinning.gif"), Megaphone("megaphone.png"), Download("download.png"), Eye("eye.png"), Messages(
-      "messages.png"), SearchBox("search-box.png"), Screwdriver("screwdriver.png"), Hammer("hammer.png");
+      "messages.png"), SearchBox("search-box.png"), Screwdriver("screwdriver.png"), Hammer("hammer.png"), FlipHorizontal("flip_horizontal.png"),
+      FlipVertical("flip_vertical.png");
 
   protected String name;
 

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

@@ -7,6 +7,7 @@ import java.awt.event.KeyEvent;
 import java.awt.print.PrinterException;
 import java.io.File;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.List;
 import java.util.Set;
 
@@ -17,6 +18,7 @@ import javax.swing.KeyStroke;
 import org.apache.log4j.Logger;
 import org.diylc.appframework.miscutils.ConfigurationManager;
 import org.diylc.common.IPlugInPort;
+import org.diylc.common.ISelectionProcessor;
 import org.diylc.common.ITask;
 import org.diylc.common.PropertyWrapper;
 import org.diylc.core.ExpansionMode;
@@ -143,6 +145,10 @@ public class ActionFactory {
     return new RotateSelectionAction(plugInPort, direction);
   }
   
+  public MirrorSelectionAction createMirrorSelectionAction(IPlugInPort plugInPort, int direction) {
+    return new MirrorSelectionAction(plugInPort, direction);
+  }
+
   public SendToBackAction createSendToBackAction(IPlugInPort plugInPort) {
     return new SendToBackAction(plugInPort);
   }
@@ -681,7 +687,7 @@ public class ActionFactory {
     }
   }
 
-  private static List<IDIYComponent<?>> cloneComponents(List<IDIYComponent<?>> components) {
+  private static List<IDIYComponent<?>> cloneComponents(Collection<IDIYComponent<?>> components) {
     List<IDIYComponent<?>> result = new ArrayList<IDIYComponent<?>>(components.size());
     for (IDIYComponent<?> component : components) {
       try {
@@ -921,6 +927,33 @@ public class ActionFactory {
     }
   }
   
+  public static class MirrorSelectionAction extends AbstractAction {
+
+    private static final long serialVersionUID = 1L;
+
+    private IPlugInPort plugInPort;
+    private int direction;
+
+    public MirrorSelectionAction(IPlugInPort plugInPort, int direction) {
+      super();
+      this.plugInPort = plugInPort;
+      this.direction = direction;
+      if (direction == ISelectionProcessor.HORIZONTAL) {
+        putValue(AbstractAction.NAME, "Mirror Horizontally");
+        putValue(AbstractAction.SMALL_ICON, IconLoader.FlipHorizontal.getIcon());        
+      } else {
+        putValue(AbstractAction.NAME, "Mirror Vertically");
+        putValue(AbstractAction.SMALL_ICON, IconLoader.FlipVertical.getIcon());        
+      }
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+      LOG.info("Mirror Selection triggered: " + direction);
+      plugInPort.mirrorSelection(direction);
+    }
+  }
+
   public static class SendToBackAction extends AbstractAction {
 
     private static final long serialVersionUID = 1L;

diylc/diylc-swing/src/org/diylc/swing/plugins/canvas/CanvasPlugin.java

@@ -32,6 +32,7 @@ import org.diylc.common.BadPositionException;
 import org.diylc.common.EventType;
 import org.diylc.common.IPlugIn;
 import org.diylc.common.IPlugInPort;
+import org.diylc.common.ISelectionProcessor;
 import org.diylc.core.ExpansionMode;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.Template;
@@ -55,6 +56,7 @@ public class CanvasPlugin implements IPlugIn, ClipboardOwner {
   private JPopupMenu popupMenu;
   private JMenu selectionMenu;
   private JMenu expandMenu;
+  private JMenu transformMenu;
   private JMenu applyTemplateMenu;
 
   private ActionFactory.CutAction cutAction;
@@ -72,6 +74,8 @@ public class CanvasPlugin implements IPlugIn, ClipboardOwner {
   private ActionFactory.ExpandSelectionAction expandSelectionSameTypeAction;
   private ActionFactory.RotateSelectionAction rotateClockwiseAction;
   private ActionFactory.RotateSelectionAction rotateCounterclockwiseAction;
+  private ActionFactory.MirrorSelectionAction mirrorHorizontallyAction;
+  private ActionFactory.MirrorSelectionAction mirrorVerticallyAction;
 
   private IPlugInPort plugInPort;
   private ISwingUI swingUI;
@@ -244,12 +248,7 @@ public class CanvasPlugin implements IPlugIn, ClipboardOwner {
       popupMenu.addSeparator();
       popupMenu.add(getEditSelectionAction());
       popupMenu.add(getDeleteSelectionAction());
-      popupMenu.add(getRotateClockwiseAction());
-      popupMenu.add(getRotateCounterclockwiseAction());
-      popupMenu.add(getGroupAction());
-      popupMenu.add(getUngroupAction());
-      popupMenu.add(getSendToBackAction());
-      popupMenu.add(getBringToFrontAction());
+      popupMenu.add(getTransformMenu());
       popupMenu.add(getSaveAsTemplateAction());
       popupMenu.add(getApplyTemplateMenu());
       popupMenu.add(getExpandMenu());
@@ -278,6 +277,21 @@ public class CanvasPlugin implements IPlugIn, ClipboardOwner {
     return expandMenu;
   }
 
+  public JMenu getTransformMenu() {
+    if (transformMenu == null) {
+      transformMenu = new JMenu("Transform Selection");
+      transformMenu.add(getRotateClockwiseAction());
+      transformMenu.add(getRotateCounterclockwiseAction());
+      transformMenu.add(getMirrorHorizontallyAction());
+      transformMenu.add(getMirrorVerticallyAction());
+      transformMenu.add(getGroupAction());
+      transformMenu.add(getUngroupAction());
+      transformMenu.add(getSendToBackAction());
+      transformMenu.add(getBringToFrontAction());
+    }
+    return transformMenu;
+  }
+
   public JMenu getApplyTemplateMenu() {
     if (applyTemplateMenu == null) {
       applyTemplateMenu = new JMenu("Apply Template");
@@ -384,6 +398,22 @@ public class CanvasPlugin implements IPlugIn, ClipboardOwner {
     return rotateCounterclockwiseAction;
   }
 
+  public ActionFactory.MirrorSelectionAction getMirrorHorizontallyAction() {
+    if (mirrorHorizontallyAction == null) {
+      mirrorHorizontallyAction =
+          ActionFactory.getInstance().createMirrorSelectionAction(plugInPort, ISelectionProcessor.HORIZONTAL);
+    }
+    return mirrorHorizontallyAction;
+  }
+
+  public ActionFactory.MirrorSelectionAction getMirrorVerticallyAction() {
+    if (mirrorVerticallyAction == null) {
+      mirrorVerticallyAction =
+          ActionFactory.getInstance().createMirrorSelectionAction(plugInPort, ISelectionProcessor.VERTICAL);
+    }
+    return mirrorVerticallyAction;
+  }
+
   public ActionFactory.SaveAsTemplateAction getSaveAsTemplateAction() {
     if (saveAsTemplateAction == null) {
       saveAsTemplateAction = ActionFactory.getInstance().createSaveAsTemplateAction(plugInPort);

diylc/diylc-swing/src/org/diylc/swing/plugins/statusbar/StatusBar.java

@@ -296,7 +296,7 @@ public class StatusBar extends JPanel implements IPlugIn {
         }
         break;
       case SELECTION_CHANGED:
-        List<IDIYComponent<?>> selection = (List<IDIYComponent<?>>) params[0];
+        Collection<IDIYComponent<?>> selection = (Collection<IDIYComponent<?>>) params[0];
         Collection<IDIYComponent<?>> stuckComponents = (Collection<IDIYComponent<?>>) params[1];
         Collection<String> componentNames = new HashSet<String>();
         for (IDIYComponent<?> component : selection) {