X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.ui%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fui%2Fmodel%2Fwires%2FPin.java;h=287a6237da3e6aa842e9da8e6171a7ed6c15eca4;hb=553d67a03d7d1688a8467d40ea0c8cff3cbbc1fb;hp=f3a78023ffd5c8f2674ae0009243df0a630f401a;hpb=07faf07e3acb8b2afdc2bf65a46bc868faaed0f8;p=Mograsim.git

diff --git a/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/Pin.java b/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/Pin.java
index f3a78023..287a6237 100644
--- a/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/Pin.java
+++ b/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/Pin.java
@@ -4,65 +4,136 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.function.Consumer;
 
-import net.mograsim.logic.ui.model.components.GUIComponent;
 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
-import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
+import net.mograsim.logic.ui.model.components.GUIComponent;
 
+/**
+ * A connection interface between a GUIComponent and the rest of a ViewModel. Pins usually are created by {@link GUIComponent}s themselves.
+ * <br>
+ * A pin has a name identifying it. Pin names are unique for a {@link GUIComponent}: Every pin of a {@link GUIComponent} has a different
+ * name, but different {@link GUIComponent}s can have pins with the same name.
+ * 
+ * @author Daniel Kirschten
+ */
 public class Pin
 {
+	/**
+	 * The {@link GUIComponent} this pin belongs to
+	 */
 	public final GUIComponent component;
+	/**
+	 * The name identifying this pin. Is unique for a {@link GUIComponent}.
+	 */
+	public final String name;
+	/**
+	 * The logical width of this pin. Denotes how many bits this pin consists of.
+	 */
 	public final int logicWidth;
 
+	/**
+	 * The X position of this pin, relative to its component's location.
+	 */
 	protected double relX;
+	/**
+	 * The Y position of this pin, relative to its component's location.
+	 */
 	protected double relY;
 
 	private final List<Consumer<? super Pin>> pinMovedListeners;
+	private final List<Runnable> redrawListeners;
 
-	public Pin(GUIComponent component, int logicWidth, double relX, double relY)
+	// creation and destruction
+
+	/**
+	 * Creates a new pin. Usually it is not needed to call this constructor manually, as {@link GUIComponent}s create their pins themselves.
+	 * 
+	 * @author Daniel Kirschten
+	 */
+	public Pin(GUIComponent component, String name, int logicWidth, double relX, double relY)
 	{
 		this.component = component;
+		this.name = name;
 		this.logicWidth = logicWidth;
 		this.relX = relX;
 		this.relY = relY;
 
 		this.pinMovedListeners = new ArrayList<>();
+		this.redrawListeners = new ArrayList<>();
 
 		component.addComponentMovedListener(c -> callPinMovedListeners());
 	}
 
+	// "graphical" operations
+
+	/**
+	 * Returns the X position of this pin relative to the position of its component.
+	 * 
+	 * @author Daniel Kirschten
+	 */
 	public double getRelX()
 	{
 		return relX;
 	}
 
+	/**
+	 * Returns the Y position of this pin relative to the position of its component.
+	 * 
+	 * @author Daniel Kirschten
+	 */
 	public double getRelY()
 	{
 		return relY;
 	}
 
+	/**
+	 * Returns the position of this pin relative to the position of its component.
+	 * 
+	 * @author Daniel Kirschten
+	 */
 	public Point getRelPos()
 	{
 		return new Point(relX, relY);
 	}
 
+	/**
+	 * Returns the absolute position of this pin.
+	 * 
+	 * @author Daniel Kirschten
+	 */
 	public Point getPos()
 	{
-		Rectangle componentBounds = component.getBounds();
-		return new Point(relX + componentBounds.x, relY + componentBounds.y);
+		return new Point(relX + component.getPosX(), relY + component.getPosY());
+	}
+
+	/**
+	 * Sets the position of this pin relative to the position of its component.
+	 * 
+	 * @author Daniel Kirschten
+	 */
+	protected void setRelPos(double relX, double relY)
+	{
+		this.relX = relX;
+		this.relY = relY;
+		callPinMovedListeners();
+		callRedrawListeners();
 	}
 
+	// listeners
+
 	// @formatter:off
 	public void addPinMovedListener   (Consumer<? super Pin> listener){pinMovedListeners.add   (listener);}
+	public void addRedrawListener     (Runnable              listener){redrawListeners  .add   (listener);}
 
 	public void removePinMovedListener(Consumer<? super Pin> listener){pinMovedListeners.remove(listener);}
+	public void removeRedrawListener  (Runnable              listener){redrawListeners  .remove(listener);}
 
 	private void callPinMovedListeners() {pinMovedListeners.forEach(l -> l.accept(this));}
+	private void callRedrawListeners  () {redrawListeners  .forEach(l -> l.run   (    ));}
 	// @formatter:on
 
-	protected void setRelPos(double relX, double relY)
+	@Override
+	public String toString()
 	{
-		this.relX = relX;
-		this.relY = relY;
-		callPinMovedListeners();
+		return "Pin [" + name + ", point=" + getPos() + "]";
 	}
 }
\ No newline at end of file