Renamed mograsim to net.mograsim

[Mograsim.git] / LogicUI / src / net / mograsim / logic / ui / model / wires / GUIWire.java

diff --git a/LogicUI/src/net/mograsim/logic/ui/model/wires/GUIWire.java b/LogicUI/src/net/mograsim/logic/ui/model/wires/GUIWire.java
new file mode 100644 (file)
index 0000000..736c0ea
--- /dev/null
+++ b/LogicUI/src/net/mograsim/logic/ui/model/wires/GUIWire.java
@@ -0,0 +1,100 @@
+package net.mograsim.logic.ui.model.wires;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Consumer;
+
+import net.mograsim.logic.ui.ColorHelper;
+import net.mograsim.logic.ui.model.ViewModel;
+import net.haspamelodica.swt.helper.gcs.GeneralGC;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
+import net.mograsim.logic.core.types.BitVectorFormatter;
+import net.mograsim.logic.core.wires.Wire.ReadEnd;
+
+public class GUIWire
+{
+       private final ViewModel model;
+       public final int logicWidth;
+       private Pin pin1;
+       private Pin pin2;
+       private double[] path;
+
+       private final List<Consumer<? super GUIWire>> wireLookChangedListeners;
+
+       private ReadEnd end;
+
+       public GUIWire(ViewModel model, Pin pin1, Pin pin2, Point... path)
+       {
+               this.model = model;
+               this.logicWidth = pin1.logicWidth;
+               if (pin2.logicWidth != pin1.logicWidth)
+                       throw new IllegalArgumentException("Can't connect pins of different logic width");
+               this.path = new double[path.length * 2 + 4];
+               for (int srcI = 0, dstI = 2; srcI < path.length; srcI++, dstI += 2)
+               {
+                       this.path[dstI + 0] = path[srcI].x;
+                       this.path[dstI + 1] = path[srcI].y;
+               }
+
+               this.pin1 = pin1;
+               this.pin2 = pin2;
+
+               wireLookChangedListeners = new ArrayList<>();
+
+               pin1.addPinMovedListener(p -> pin1Moved());
+               pin2.addPinMovedListener(p -> pin2Moved());
+               pin1Moved();
+               pin2Moved();
+
+               model.wireCreated(this);
+       }
+
+       private void pin1Moved()
+       {
+               Point pos = pin1.getPos();
+               this.path[0] = pos.x;
+               this.path[1] = pos.y;
+       }
+
+       private void pin2Moved()
+       {
+               Point pos = pin2.getPos();
+               this.path[this.path.length - 2] = pos.x;
+               this.path[this.path.length - 1] = pos.y;
+       }
+
+       public void destroy()
+       {
+               model.wireDestroyed(this);
+       }
+
+       public void render(GeneralGC gc)
+       {
+               ColorHelper.executeWithDifferentForeground(gc, BitVectorFormatter.formatAsColor(end), () -> gc.drawPolyline(path));
+       }
+
+       public void setLogicModelBinding(ReadEnd end)
+       {
+               this.end = end;
+               end.addObserver((i, o) -> callWireLookChangedListeners());
+       }
+
+       public Pin getPin1()
+       {
+               return pin1;
+       }
+
+       public Pin getPin2()
+       {
+               return pin2;
+       }
+
+       // @formatter:off
+       public void addWireLookChangedListener   (Consumer<? super GUIWire> listener) {wireLookChangedListeners.add   (listener);}
+
+       public void removeWireLookChangedListener(Consumer<? super GUIWire> listener) {wireLookChangedListeners.remove(listener);}
+
+       private void callWireLookChangedListeners() {wireLookChangedListeners.forEach(l -> l.accept(this));}
+       // @formatter:on
+
+}
\ No newline at end of file