X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.ui%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fui%2Fmodel%2Fwires%2FWireCrossPoint.java;h=2b07238f58f36f8cb5c66dfc57f0290df73cd265;hb=19b9fa6c1cfcd7036c5b0c44c892f029cd04879b;hp=0949ffbb2e373ddd825006b7b7966d3c4a686b37;hpb=67c1d352795802dae0c045cedeed82c883819d4e;p=Mograsim.git

diff --git a/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/WireCrossPoint.java b/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/WireCrossPoint.java
index 0949ffbb..2b07238f 100644
--- a/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/WireCrossPoint.java
+++ b/net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/WireCrossPoint.java
@@ -1,49 +1,92 @@
-package net.mograsim.logic.ui.model.wires;
-
-import net.mograsim.logic.ui.ColorHelper;
-import net.mograsim.logic.ui.model.ViewModel;
-import net.mograsim.logic.ui.model.components.GUIComponent;
-import net.haspamelodica.swt.helper.gcs.GeneralGC;
-import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
-import net.mograsim.logic.core.types.BitVectorFormatter;
-import net.mograsim.logic.core.wires.Wire.ReadEnd;
-
-public class WireCrossPoint extends GUIComponent
-{
-	private final Pin pin;
-
-	private ReadEnd end;
-	private final int logicWidth;
-
-	public WireCrossPoint(ViewModel model, int logicWidth)
-	{
-		super(model);
-		this.logicWidth = logicWidth;
-		setSize(0, 0);
-		addPin(this.pin = new Pin(this, logicWidth, 0, 0));
-	}
-
-	@Override
-	public void render(GeneralGC gc, Rectangle visibleRegion)
-	{
-		Rectangle bounds = getBounds();
-		ColorHelper.executeWithDifferentBackground(gc, BitVectorFormatter.formatAsColor(end),
-				() -> gc.fillOval(bounds.x - 1, bounds.y - 1, 2, 2));
-	}
-
-	public void setLogicModelBinding(ReadEnd end)
-	{
-		this.end = end;
-		end.addObserver((i, o) -> callComponentLookChangedListeners());
-	}
-
-	public int getLogicWidth()
-	{
-		return logicWidth;
-	}
-
-	public Pin getPin()
-	{
-		return pin;
-	}
+package net.mograsim.logic.ui.model.wires;
+
+import java.util.Map;
+
+import net.haspamelodica.swt.helper.gcs.GeneralGC;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
+import net.mograsim.logic.core.LogicObservable;
+import net.mograsim.logic.core.LogicObserver;
+import net.mograsim.logic.core.types.BitVectorFormatter;
+import net.mograsim.logic.core.wires.Wire.ReadEnd;
+import net.mograsim.logic.ui.ColorHelper;
+import net.mograsim.logic.ui.model.ModelVisitor;
+import net.mograsim.logic.ui.model.ViewModelModifiable;
+import net.mograsim.logic.ui.model.components.GUIComponent;
+import net.mograsim.logic.ui.model.components.SimpleRectangularGUIGate;
+
+public class WireCrossPoint extends GUIComponent
+{
+	private static final int CIRCLE_RADIUS = 1;
+	private static final int CIRCLE_DIAM = CIRCLE_RADIUS * 2;
+
+	private final Pin pin;
+	private final int logicWidth;
+
+	private final LogicObserver logicObs;
+	private ReadEnd end;
+
+	public WireCrossPoint(ViewModelModifiable model, int logicWidth)
+	{
+		super(model);
+		logicObs = (i) -> requestRedraw();
+
+		this.logicWidth = logicWidth;
+		setSize(CIRCLE_DIAM, CIRCLE_DIAM);
+		addPin(this.pin = new Pin(this, "", logicWidth, CIRCLE_RADIUS, CIRCLE_RADIUS));
+	}
+
+	public void moveCenterTo(double x, double y)
+	{
+		moveTo(x - CIRCLE_RADIUS, y - CIRCLE_RADIUS);
+	}
+
+	@Override
+	public void render(GeneralGC gc, Rectangle visibleRegion)
+	{
+		ColorHelper.executeWithDifferentBackground(gc, BitVectorFormatter.formatAsColor(end),
+				() -> gc.fillOval(getPosX(), getPosY(), CIRCLE_DIAM, CIRCLE_DIAM));
+	}
+
+	public void setLogicModelBinding(ReadEnd end)
+	{
+		deregisterLogicObs(this.end);
+		this.end = end;
+		registerLogicObs(end);
+	}
+
+	private void registerLogicObs(LogicObservable observable)
+	{
+		if (observable != null)
+			observable.registerObserver(logicObs);
+	}
+
+	private void deregisterLogicObs(LogicObservable observable)
+	{
+		if (observable != null)
+			observable.deregisterObserver(logicObs);
+	}
+
+	public int getLogicWidth()
+	{
+		return logicWidth;
+	}
+
+	public Pin getPin()
+	{
+		return pin;
+	}
+
+	@Override
+	public Map<String, Object> getInstantiationParameters()
+	{
+		Map<String, Object> m = super.getInstantiationParameters();
+		m.put(SimpleRectangularGUIGate.kLogicWidth, logicWidth);
+		return m;
+	}
+
+	@Override
+	public void accept(ModelVisitor mv)
+	{
+		mv.visit(this);
+	}
 }
\ No newline at end of file