All PCB parts with a top silkscreen, including tube sockets, rotary switches, relays and transformers, have the 'Board Side' property

diylc/diylc-core/src/main/resources/update.xml

@@ -633,6 +633,14 @@
 					<changeType>NEW_FEATURE</changeType>
 					<description>Added 'Value Notation' to the Config menu to show resistance, capacitance, inductance and voltage values in RKM notation, e.g. 4K7, 0R22, 2n2, 4u7 or 6V3, instead of decimal; values can be typed in either notation, and typing the unit together with the value, e.g. 4K7 or 2.2nF, sets the unit at the same time</description>
 				</org.diylc.appframework.update.Change>
+				<org.diylc.appframework.update.Change>
+					<changeType>NEW_FEATURE</changeType>
+					<description>Resistors, capacitors, diodes, ICs, transistors, switches, jacks, tube sockets and other PCB parts have a new 'Board Side' property to place them on the bottom of the board; bottom parts are drawn faded on the canvas and solid in the board's Underside Display, and Gerber export puts their silkscreen on the bottom layer with the text mirrored</description>
+				</org.diylc.appframework.update.Change>
+				<org.diylc.appframework.update.Change>
+					<changeType>NEW_FEATURE</changeType>
+					<description>Components can be selected, dragged and stretched by clicking them in a board's Underside Display, not only in the main view</description>
+				</org.diylc.appframework.update.Change>
 				<org.diylc.appframework.update.Change>
 					<changeType>BUG_FIX</changeType>
 					<description>Rotated labels in pasted components and building blocks were drawn in the wrong place and at the wrong angle while following the mouse, until the components were placed</description>

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

@@ -36,8 +36,10 @@ import org.diylc.common.Display;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
+import org.diylc.common.PCBLayer;
 import org.diylc.components.AbstractLabeledComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -58,7 +60,7 @@ 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/G5V-2 or Fujitsu FTR-B3",
     zOrder = IDIYComponent.COMPONENT, enableCache = true)
-public class MiniRelay extends AbstractLabeledComponent<String> implements IGerberComponentSimple {
+public class MiniRelay extends AbstractLabeledComponent<String> implements IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -97,6 +99,7 @@ public class MiniRelay extends AbstractLabeledComponent<String> implements IGerb
   private RelayType type = RelayType.DPDT;
   private RelaySize size = RelaySize.Miniature;
   private Voltage voltage = new Voltage(12d, VoltageUnit.V);
+  private PCBLayer boardSide;
   transient private Area[] body;
 
   public MiniRelay() {
@@ -471,6 +474,16 @@ public class MiniRelay extends AbstractLabeledComponent<String> implements IGerb
     return new Rectangle2D.Double(minX - margin, minY - margin, maxX - minX + 2 * margin, maxY - minY + 2 * margin);
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum RelayType {
     SPDT, DPDT;
   }

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

@@ -36,9 +36,11 @@ import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractMultiPartComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -56,7 +58,7 @@ import org.diylc.utils.Constants;
 @ComponentDescriptor(name = "Plastic DC Jack", category = "Electro-Mechanical", author = "Branislav Stojkovic",
     description = "Panel mount plastic DC jack", zOrder = IDIYComponent.COMPONENT,
     instanceNamePrefix = "J", autoEdit = false, enableCache = true)
-public class PlasticDCJack extends AbstractMultiPartComponent<String> implements IGerberComponentSimple {
+public class PlasticDCJack extends AbstractMultiPartComponent<String> implements IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -71,6 +73,7 @@ public class PlasticDCJack extends AbstractMultiPartComponent<String> implements
   private Point2D[] controlPoints = new Point2D[] {new Point2D.Double(0, 0), new Point2D.Double(0, 0), new Point2D.Double(0, 0)};
   private String value = "";
   private DCPolarity polarity = DCPolarity.CENTER_NEGATIVE;
+  private PCBLayer boardSide;
   transient private Area[] body;
 
   public PlasticDCJack() {
@@ -294,4 +297,14 @@ public class PlasticDCJack extends AbstractMultiPartComponent<String> implements
   public Integer getFontSizeOverride() {
     return super.getFontSizeOverride();
   }
+
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
 }

diylc/diylc-library/src/main/java/org/diylc/components/electromechanical/RotarySelectorSwitch.java

@@ -36,11 +36,13 @@ import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractMultiPartComponent;
 import org.diylc.components.transform.PotentiometerTransformer;
 import org.diylc.core.ComponentState;
 import org.diylc.core.CreationMethod;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -61,7 +63,7 @@ import org.diylc.utils.Constants;
     description = "Single pole rotary switch, typically used for impedance selector",
     zOrder = IDIYComponent.COMPONENT, transformer = PotentiometerTransformer.class,
     enableCache = true)
-public class RotarySelectorSwitch extends AbstractMultiPartComponent<String> implements IGerberComponentSimple {
+public class RotarySelectorSwitch extends AbstractMultiPartComponent<String> implements IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -83,6 +85,7 @@ public class RotarySelectorSwitch extends AbstractMultiPartComponent<String> imp
   private boolean showLabels = true;
   private RotaryPositionCount positionCount = RotaryPositionCount.THREE;
   private SwitchTiming timing;
+  private PCBLayer boardSide;
 
   public RotarySelectorSwitch() {
     super();
@@ -370,6 +373,16 @@ public class RotarySelectorSwitch extends AbstractMultiPartComponent<String> imp
     return false;
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum RotaryPositionCount {
     TWO(2), THREE(3), FOUR(4);
 

diylc/diylc-library/src/main/java/org/diylc/components/electromechanical/RotarySwitchOpen.java

@@ -42,12 +42,14 @@ import org.diylc.awt.TwoCircleTangent;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractAngledComponent;
 import org.diylc.components.guitar.RotarySwitchOpenPositionPropertyValueSource;
 import org.diylc.components.transform.AngledComponentTransformer;
 import org.diylc.core.Angle;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.ISwitch;
@@ -71,7 +73,7 @@ import org.diylc.utils.SwitchUtils;
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, enableCache = true,
     transformer = AngledComponentTransformer.class)
 public class RotarySwitchOpen extends AbstractAngledComponent<RotarySwitchOpenType>
-    implements ISwitch, IGerberComponentSimple {
+    implements ISwitch, IGerberComponentSimple, IBoardSideComponent {
 
   private static final int ANGLE_OFFSET = -15;
   private static final int INNER_COMMON_ANGLE_OFFSET = -90;
@@ -106,6 +108,7 @@ public class RotarySwitchOpen extends AbstractAngledComponent<RotarySwitchOpenTy
   private double[] pointAngles;
 
   private Integer selectedPosition;
+  private PCBLayer boardSide;
 
   public RotarySwitchOpen() {
     super();
@@ -609,6 +612,16 @@ public class RotarySwitchOpen extends AbstractAngledComponent<RotarySwitchOpenTy
         maxY - minY + 2 * margin);
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum Mount {
     CHASSIS("Chassis"), PCB("PCB");
 

diylc/diylc-library/src/main/java/org/diylc/components/electromechanical/RotarySwitchSealed.java

@@ -37,10 +37,12 @@ import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractAngledComponent;
 import org.diylc.components.transform.AngledComponentTransformer;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.ISwitch;
@@ -60,7 +62,7 @@ import org.diylc.utils.Constants;
     instanceNamePrefix = "SW", description = "Sealed plastic rotary switch in several different switching configurations",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, enableCache = true,
     transformer = AngledComponentTransformer.class)
-public class RotarySwitchSealed extends AbstractAngledComponent<RotarySwitchSealedType> implements ISwitch, IGerberComponentSimple {
+public class RotarySwitchSealed extends AbstractAngledComponent<RotarySwitchSealedType> implements ISwitch, IGerberComponentSimple, IBoardSideComponent {
 
   private static final int OUTER_ANGLE_OFFSET = 15;
   private static final int INNER_ANGLE_OFFSET = 30;
@@ -88,6 +90,7 @@ public class RotarySwitchSealed extends AbstractAngledComponent<RotarySwitchSeal
 
   private Point2D[] controlPoints = new Point2D[] {new Point2D.Double(0, 0)};
   private double[] pointAngles;
+  private PCBLayer boardSide;
 
   public RotarySwitchSealed() {
     super();
@@ -358,6 +361,16 @@ public class RotarySwitchSealed extends AbstractAngledComponent<RotarySwitchSeal
     return new Rectangle2D.Double(rect.getX() - margin, rect.getY() - margin, rect.getWidth() + 2 * margin, rect.getHeight() + 2 * margin);
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum Mount {
     CHASSIS("Chassis"), PCB("PCB");
 

diylc/diylc-library/src/main/java/org/diylc/components/electromechanical/SlideSwitch.java

@@ -41,6 +41,7 @@ import org.diylc.components.AbstractTransparentComponent;
 import org.diylc.components.guitar.Freeway3x4_03SwitchPositionPropertyValueSource;
 import org.diylc.components.transform.MiniToggleSwitchTransformer;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.ISwitch;
@@ -61,7 +62,7 @@ import org.diylc.utils.SwitchUtils;
     author = "Branislav Stojkovic", description = "Panel mounted slide switch",
     zOrder = IDIYComponent.COMPONENT, instanceNamePrefix = "SW",
     enableCache = true, transformer = MiniToggleSwitchTransformer.class)
-public class SlideSwitch extends AbstractTransparentComponent<SlideSwitchType> implements ISwitch, IGerberComponentSimple {
+public class SlideSwitch extends AbstractTransparentComponent<SlideSwitchType> implements ISwitch, IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -95,6 +96,7 @@ public class SlideSwitch extends AbstractTransparentComponent<SlideSwitchType> i
 
   private Integer selectedPosition;
   private Boolean showMarkers;
+  private PCBLayer boardSide;
 
   public SlideSwitch() {
     super();
@@ -535,4 +537,14 @@ public class SlideSwitch extends AbstractTransparentComponent<SlideSwitchType> i
     return new Rectangle2D.Double(bounds.getX() - margin, bounds.getY() - margin,
         bounds.getWidth() + 2 * margin, bounds.getHeight() + 2 * margin);
   }
+
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
 }

diylc/diylc-library/src/main/java/org/diylc/components/electromechanical/TactileMicroSwitch.java

@@ -34,6 +34,7 @@ import org.diylc.common.Display;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
+import org.diylc.common.PCBLayer;
 import org.diylc.components.AbstractLabeledComponent;
 import org.diylc.components.guitar.LeverSwitchPositionPropertyValueSource;
 import org.diylc.core.*;
@@ -51,7 +52,7 @@ import org.diylc.utils.Constants;
     description = "4-pin tactile momentary switch", zOrder = IDIYComponent.COMPONENT,
     keywordPolicy = KeywordPolicy.SHOW_VALUE, enableCache = true)
 public class TactileMicroSwitch extends AbstractLabeledComponent<String> implements IGerberComponentSimple,
-    ISwitch {
+    ISwitch, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -79,6 +80,7 @@ public class TactileMicroSwitch extends AbstractLabeledComponent<String> impleme
   private Size rowSpacing;
   private PinPairingMode pinPairingMode;
   private int selectedPosition;
+  private PCBLayer boardSide;
 
   public TactileMicroSwitch() {
     super();
@@ -518,6 +520,16 @@ public class TactileMicroSwitch extends AbstractLabeledComponent<String> impleme
     this.selectedPosition = selectedPosition;
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public enum PinPairingMode {
     Opposite, Diagonal, Adjacent;
   }

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

@@ -40,9 +40,11 @@ import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractMultiPartComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -62,7 +64,7 @@ import org.diylc.utils.Constants;
 @ComponentDescriptor(name = "Mini Signal Transformer", author = "Branislav Stojkovic", category = "Passive",
     instanceNamePrefix = "TR", description = "Miniature PCB-mount signal transformer with EI core",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE)
-public class AudioTransformer extends AbstractMultiPartComponent<String> implements IGerberComponentSimple {
+public class AudioTransformer extends AbstractMultiPartComponent<String> implements IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -91,6 +93,7 @@ public class AudioTransformer extends AbstractMultiPartComponent<String> impleme
   private Color labelColor = LABEL_COLOR;
   private boolean primaryCT = true;
   private boolean secondaryCT = true;
+  private PCBLayer boardSide;
 
   transient private Area[] body;
 
@@ -525,4 +528,14 @@ public class AudioTransformer extends AbstractMultiPartComponent<String> impleme
   public boolean canPointMoveFreely(int pointIndex) {
     return false;
   }
+
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
 }

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

@@ -40,9 +40,11 @@ import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractLabeledComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -63,7 +65,7 @@ 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",
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, enableCache = true)
-public class MultiSectionCapacitor extends AbstractLabeledComponent<Capacitance[]> implements IGerberComponentSimple {
+public class MultiSectionCapacitor extends AbstractLabeledComponent<Capacitance[]> implements IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -92,6 +94,7 @@ public class MultiSectionCapacitor extends AbstractLabeledComponent<Capacitance[
   protected Display display = Display.NAME;
 //  private Size pinSpacing = PIN_SPACING;
   private Size diameter = BODY_DIAMETER;
+  private PCBLayer boardSide;
 
   public MultiSectionCapacitor() {
     super();
@@ -541,4 +544,14 @@ public class MultiSectionCapacitor extends AbstractLabeledComponent<Capacitance[
     Rectangle2D bounds = getBody()[0].getBounds2D();
     return new Rectangle2D.Double(bounds.getX() - margin, bounds.getY() - margin, bounds.getWidth() + 2 * margin, bounds.getHeight() + 2 * margin);
   }
+
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
 }

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

@@ -34,8 +34,10 @@ import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.ObjectCache;
 import org.diylc.common.Orientation;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractLabeledComponent;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDatasheetSupport;
 import org.diylc.core.VisibilityPolicy;
 import org.diylc.core.annotations.EditableProperty;
@@ -43,7 +45,7 @@ import org.diylc.core.gerber.IGerberComponentSimple;
 import org.diylc.netlist.ISpiceMapper;
 
 public abstract class AbstractTransistorPackage extends AbstractLabeledComponent<String> implements ISpiceMapper, IGerberComponentSimple,
-    IDatasheetSupport {
+    IDatasheetSupport, IBoardSideComponent {
   
   private static final long serialVersionUID = 1L;
   
@@ -59,6 +61,7 @@ public abstract class AbstractTransistorPackage extends AbstractLabeledComponent
   protected TransistorDisplay display = TransistorDisplay.NAME;  
   
   protected boolean folded = false;
+  private PCBLayer boardSide;
 
   public AbstractTransistorPackage() {
   }
@@ -328,6 +331,16 @@ public abstract class AbstractTransistorPackage extends AbstractLabeledComponent
     }
   }
   
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public enum TransistorDisplay {
 
     NAME, VALUE, NONE, BOTH, PINOUT;

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

@@ -39,6 +39,7 @@ import org.diylc.components.AbstractLabeledComponent;
 import org.diylc.components.RoundedPolygon;
 import org.diylc.components.AbstractLeadedComponent.LabelOrientation;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -58,7 +59,7 @@ import org.diylc.utils.Constants;
     category = "Semiconductors", instanceNamePrefix = "BR",
     description = "Few variations of bridge rectifier chips", zOrder = IDIYComponent.COMPONENT,
     keywordPolicy = KeywordPolicy.SHOW_VALUE, enableCache = true)
-public class BridgeRectifier extends AbstractLabeledComponent<String> implements IGerberComponentSimple {
+public class BridgeRectifier extends AbstractLabeledComponent<String> implements IGerberComponentSimple, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -108,6 +109,7 @@ public class BridgeRectifier extends AbstractLabeledComponent<String> implements
   @Deprecated
   private LabelOrientation labelOriantation;
   private LabelOrientation labelOrientation = LabelOrientation.Directional;
+  private PCBLayer boardSide;
 
   public BridgeRectifier() {
     super();
@@ -709,6 +711,16 @@ public class BridgeRectifier extends AbstractLabeledComponent<String> implements
         bounds.getWidth() + 2 * margin, bounds.getHeight() + 2 * margin);
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum RectifierType {
 
     MiniDIP1("DFM A", PinShape.Square), MiniDIP2("DFM B", PinShape.Square), MiniRound1(

diylc/diylc-library/src/main/java/org/diylc/components/semiconductors/MultiwattIC.java

@@ -37,6 +37,7 @@ import org.diylc.common.*;
 import org.diylc.components.AbstractMakerBoard;
 import org.diylc.components.AbstractTransparentComponent;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDatasheetSupport;
 import org.diylc.core.IDrawingObserver;
@@ -61,7 +62,7 @@ import org.diylc.utils.Constants;
     enableCache = true, enableDatasheet = true, datasheetCreationStepCount = 2,
     datasheetModelColumn = 1)
 public class MultiwattIC extends AbstractTransparentComponent<String>
-    implements IGerberComponentSimple, IDatasheetSupport {
+    implements IGerberComponentSimple, IDatasheetSupport, IBoardSideComponent {
 
   private static final long serialVersionUID = 1L;
 
@@ -92,6 +93,7 @@ public class MultiwattIC extends AbstractTransparentComponent<String>
   private Color tabBorderColor = TAB_BORDER_COLOR;
   private String pinNames = null;
   private PinLabels pinLabels = null;
+  private PCBLayer boardSide;
   transient private Area[] body;
   transient private String[] parsedPinNames;
 
@@ -745,6 +747,16 @@ public class MultiwattIC extends AbstractTransparentComponent<String>
     return new Rectangle2D.Double(minX - margin, minY - margin, maxX - minX + 2 * margin, maxY - minY + 2 * margin);
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum MultiwattType {
     // Multiwatt-11: 6 pins on left, 5 pins on right (staggered)
     MULTIWATT_11(11, 6, 5, new Size(1.7d, SizeUnit.mm), "Multiwatt 11"),

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

@@ -37,11 +37,9 @@ import org.diylc.appframework.miscutils.ConfigurationManager;
 
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
-import org.diylc.common.PCBLayer;
 import org.diylc.common.Percentage;
 import org.diylc.components.transform.TO1Transformer;
 import org.diylc.core.ComponentState;
-import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -62,7 +60,7 @@ import org.diylc.utils.Constants;
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TO1Transformer.class,
     enableCache = true, enableDatasheet = true, datasheetCreationStepCount = 2,
     datasheetModelColumn = 1)
-public class TransistorTO1 extends AbstractTransistorPackage implements IBoardSideComponent {
+public class TransistorTO1 extends AbstractTransistorPackage {
 
   private static final long serialVersionUID = 1L;
 
@@ -79,7 +77,6 @@ public class TransistorTO1 extends AbstractTransistorPackage implements IBoardSi
   
   private Size pinSpacing = PIN_SPACING;
   private Boolean flange = true;
-  private PCBLayer boardSide;
 
   public TransistorTO1() {
     super();
@@ -332,14 +329,4 @@ public class TransistorTO1 extends AbstractTransistorPackage implements IBoardSi
   protected boolean flipPinoutLabel() {    
     return true;
   }
-
-  @EditableProperty(name = "Board Side")
-  @Override
-  public PCBLayer getBoardSide() {
-    return boardSide == null ? PCBLayer._2 : boardSide;
-  }
-
-  public void setBoardSide(PCBLayer boardSide) {
-    this.boardSide = boardSide;
-  }
 }

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

@@ -37,11 +37,9 @@ import org.diylc.appframework.miscutils.ConfigurationManager;
 
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
-import org.diylc.common.PCBLayer;
 import org.diylc.common.Percentage;
 import org.diylc.components.transform.TO220Transformer;
 import org.diylc.core.ComponentState;
-import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -62,7 +60,7 @@ import org.diylc.utils.Constants;
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TO220Transformer.class,
     enableCache = true, enableDatasheet = true, datasheetCreationStepCount = 2,
     datasheetModelColumn = 1)
-public class TransistorTO220 extends AbstractTransistorPackage implements IBoardSideComponent {
+public class TransistorTO220 extends AbstractTransistorPackage {
 
   private static final long serialVersionUID = 1L;
 
@@ -85,7 +83,6 @@ public class TransistorTO220 extends AbstractTransistorPackage implements IBoard
   private Color tabColor = TAB_COLOR;
   private Color tabBorderColor = TAB_BORDER_COLOR;
   private Size leadLength = LEAD_LENGTH;
-  private PCBLayer boardSide;
 
   public TransistorTO220() {
     super();
@@ -440,14 +437,4 @@ public class TransistorTO220 extends AbstractTransistorPackage implements IBoard
   protected boolean flipPinoutLabel() {    
     return true;
   }
-
-  @EditableProperty(name = "Board Side")
-  @Override
-  public PCBLayer getBoardSide() {
-    return boardSide == null ? PCBLayer._2 : boardSide;
-  }
-
-  public void setBoardSide(PCBLayer boardSide) {
-    this.boardSide = boardSide;
-  }
 }

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

@@ -36,11 +36,9 @@ import org.diylc.appframework.miscutils.ConfigurationManager;
 
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
-import org.diylc.common.PCBLayer;
 import org.diylc.common.Percentage;
 import org.diylc.components.transform.TO92Transformer;
 import org.diylc.core.ComponentState;
-import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
 import org.diylc.core.Project;
@@ -62,7 +60,7 @@ import org.diylc.utils.Constants;
     zOrder = IDIYComponent.COMPONENT, keywordPolicy = KeywordPolicy.SHOW_VALUE, transformer = TO92Transformer.class,
     enableCache = true, enableDatasheet = true, datasheetCreationStepCount = 2,
     datasheetModelColumn = 1)
-public class TransistorTO92 extends AbstractTransistorPackage implements IBoardSideComponent {
+public class TransistorTO92 extends AbstractTransistorPackage {
 
   private static final long serialVersionUID = 1L;
 
@@ -74,7 +72,6 @@ public class TransistorTO92 extends AbstractTransistorPackage implements IBoardS
   public static Size BODY_DIAMETER = new Size(0.2d, SizeUnit.in);
 
   private Size pinSpacing = PIN_SPACING;  
-  private PCBLayer boardSide;
 
   public TransistorTO92() {
     super();
@@ -288,14 +285,4 @@ public class TransistorTO92 extends AbstractTransistorPackage implements IBoardS
       g2d.fillOval(width / 2 - pinSize / 2, (height / 4) * (i + 1), pinSize, pinSize);
     }
   }
-
-  @EditableProperty(name = "Board Side")
-  @Override
-  public PCBLayer getBoardSide() {
-    return boardSide == null ? PCBLayer._2 : boardSide;
-  }
-
-  public void setBoardSide(PCBLayer boardSide) {
-    this.boardSide = boardSide;
-  }
 }

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

@@ -38,12 +38,14 @@ import org.diylc.awt.StringUtils;
 import org.diylc.common.HorizontalAlignment;
 import org.diylc.common.IPlugInPort;
 import org.diylc.common.ObjectCache;
+import org.diylc.common.PCBLayer;
 import org.diylc.common.VerticalAlignment;
 import org.diylc.components.AbstractAngledComponent;
 import org.diylc.components.AbstractMakerBoard;
 import org.diylc.components.semiconductors.PinLabels;
 import org.diylc.components.transform.AngledComponentTransformer;
 import org.diylc.core.ComponentState;
+import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDatasheetSupport;
 import org.diylc.core.IDIYComponent;
 import org.diylc.core.IDrawingObserver;
@@ -68,7 +70,7 @@ import org.diylc.utils.Constants;
     transformer = AngledComponentTransformer.class, enableDatasheet = true,
     datasheetCreationStepCount = 2, datasheetModelColumn = 1)
 public class TubeSocket extends AbstractAngledComponent<String>
-    implements IGerberComponentSimple, IDatasheetSupport {
+    implements IGerberComponentSimple, IDatasheetSupport, IBoardSideComponent {
 
   private static final Size B9A_PIN_SPACING_CHASSIS = new Size(12.5d, SizeUnit.mm);
   private static final Size B9A_PIN_SPACING_PCB = new Size(21d, SizeUnit.mm);
@@ -109,6 +111,7 @@ public class TubeSocket extends AbstractAngledComponent<String>
   private PinLabels pinLabels = null;
 
   private Point2D[] controlPoints = new Point2D[] {new Point2D.Double(0, 0)};
+  private PCBLayer boardSide;
 
   public TubeSocket() {
     super();
@@ -484,6 +487,16 @@ public class TubeSocket extends AbstractAngledComponent<String>
     return new Rectangle2D.Double(rect.getX() - margin, rect.getY() - margin, rect.getWidth() + 2 * margin, rect.getHeight() + 2 * margin);
   }
 
+  @EditableProperty(name = "Board Side")
+  @Override
+  public PCBLayer getBoardSide() {
+    return boardSide == null ? PCBLayer._2 : boardSide;
+  }
+
+  public void setBoardSide(PCBLayer boardSide) {
+    this.boardSide = boardSide;
+  }
+
   public static enum Base {
     B9A("Noval B9A"), OCTAL("Octal"), B7G("Small-button B7G"), B12C("Duodecar B12C"), UX4("UX4");
 

diylc/diylc-library/src/test/java/org/diylc/components/BoardSideComponentsTest.java

@@ -28,11 +28,12 @@ import java.lang.reflect.Modifier;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.diylc.common.ComponentType;
 import org.diylc.common.PCBLayer;
+import org.diylc.components.misc.Label;
 import org.diylc.core.IBoardSideComponent;
 import org.diylc.core.IDIYComponent;
-import org.diylc.presenter.ComponentProcessor;
+import org.diylc.core.gerber.GerberLayer;
+import org.diylc.core.gerber.IGerberComponentSimple;
 import org.diylc.utils.ReflectionUtils;
 import org.junit.Test;
 
@@ -55,14 +56,20 @@ public class BoardSideComponentsTest {
     }
   }
 
-  // a part moved to the bottom is seen mirrored from the top, so it must be possible to mirror it
+  // a part that writes its silkscreen to the top layer can sit on either side; Label is text rather
+  // than a mounted part, and PCBText has a layer of its own
   @Test
-  public void testBoardSideComponentsCanBeMirrored() throws Exception {
-    for (IDIYComponent<?> component : createBoardSideComponents()) {
-      @SuppressWarnings("unchecked")
-      ComponentType type = ComponentProcessor.getInstance().extractComponentTypeFrom(
-          (Class<? extends IDIYComponent<?>>) component.getClass());
-      assertTrue(component.getClass().getName(), type.getTransformer().canMirror(component));
+  public void testEveryTopSilkscreenPartHasABoardSide() throws Exception {
+    for (Class<?> type : ReflectionUtils.getIndexedClasses(IDIYComponent.class)) {
+      if (Modifier.isAbstract(type.getModifiers())
+          || !IGerberComponentSimple.class.isAssignableFrom(type) || type == Label.class) {
+        continue;
+      }
+      IGerberComponentSimple component =
+          (IGerberComponentSimple) type.getDeclaredConstructor().newInstance();
+      if (component.getGerberLayer() == GerberLayer.SilkscreenTop) {
+        assertTrue(type.getName(), component instanceof IBoardSideComponent);
+      }
     }
   }
 

diylc/docs/plans/bottom-side-components.md

@@ -3,7 +3,7 @@
 Let a component be mounted on the bottom of a PCB, so that its silkscreen goes to the bottom
 Gerber layers and the canvas shows it as a part on the far side of the board.
 
-Status: 32 parts have a Board Side property, and Gerber export sends a bottom-side part's
+Status: 45 parts have a Board Side property, and Gerber export sends a bottom-side part's
 silkscreen to the bottom layer with its text mirrored. Parts can be selected, dragged and stretched
 through the Underside Display mirror. The canvas draws a bottom-side part faded in the main view and
 solid in the mirror. The next steps below remain.
@@ -61,26 +61,23 @@ solid in the mirror. The next steps below remain.
 
 ### diylc-library
 
-- **Done.** Every part that uses the `SilkscreenTop` default and whose transformer can mirror it
-  implements `IBoardSideComponent`: a nullable `PCBLayer boardSide` field and a getter/setter pair
-  with `@EditableProperty(name = "Board Side")` on the getter, which returns `_2` (Top) when the
-  field is `null`. The key is in every language file.
+- **Done.** Every part that uses the `SilkscreenTop` default implements `IBoardSideComponent`: a
+  nullable `PCBLayer boardSide` field and a getter/setter pair with
+  `@EditableProperty(name = "Board Side")` on the getter, which returns `_2` (Top) when the field
+  is `null`. The key is in every language file. 45 parts have it.
   - On a shared base, covering every subclass: `AbstractFilmCapacitor`, `AbstractPotentiometer`,
-    `AbstractRadialComponent`, `PassiveSMDComponent`.
+    `AbstractRadialComponent`, `AbstractTransistorPackage`, `PassiveSMDComponent`.
   - On the class itself: `Resistor`, `HeatSinkResistor`, `AxialElectrolyticCapacitor`,
-    `CrystalOscillator`, `ToroidalInductor`, `DiodePlastic`, `DiodeGlass`, `DIL_IC`, `SIL_IC`,
-    `TransistorTO1`, `TransistorTO92`, `TransistorTO220`, `CliffJack1_4`, `CliffJack1_8`,
-    `ClosedJack1_4`, `MiniToggleSwitch`, `PCBTerminalBlock`. The transistors are not done on
-    `AbstractTransistorPackage` because `TransistorTO126` cannot be mirrored, and a property on the
-    base cannot be hidden from one subclass.
-  - Left out because they cannot be mirrored: `TubeSocket`, `RotarySwitchOpen`,
-    `RotarySwitchSealed`, `RotarySelectorSwitch`, `SlideSwitch`, `PlasticDCJack`,
-    `TactileMicroSwitch`, `MiniRelay`, `AudioTransformer`, `MultiSectionCapacitor`, `MultiwattIC`,
-    `BridgeRectifier`, `TransistorTO126`. Making one of them mirrorable is what it takes to give it
-    a side.
-  - `Label` is left out too: it is text, not a mounted part, and `PCBText` already has a layer.
-  - `BoardSideComponentsTest` checks that every such part starts on Top, takes Bottom, and can be
-    mirrored.
+    `CrystalOscillator`, `ToroidalInductor`, `AudioTransformer`, `MultiSectionCapacitor`,
+    `DiodePlastic`, `DiodeGlass`, `BridgeRectifier`, `DIL_IC`, `SIL_IC`, `MultiwattIC`,
+    `TubeSocket`, `CliffJack1_4`, `CliffJack1_8`, `ClosedJack1_4`, `PlasticDCJack`,
+    `MiniToggleSwitch`, `SlideSwitch`, `TactileMicroSwitch`, `RotarySwitchOpen`,
+    `RotarySwitchSealed`, `RotarySelectorSwitch`, `MiniRelay`, `PCBTerminalBlock`.
+  - Whether a part can be mirrored does not matter: the app never mirrors it for the user.
+  - `Label` is left out: it is text, not a mounted part, and `PCBText` already has a layer.
+  - `BoardSideComponentsTest` checks that every such part starts on Top and takes Bottom, and
+    that every part writing `SilkscreenTop` has a side, so a new part cannot be left out by
+    accident.
 - `CopperTrace`, `CurvedTrace`, `GroundFill`, `SolderPad`, `PCBText` and `DrillHole` do **not**
   implement it. Their `PCBLayer` already says where they are.