package net.mograsim.logic.ui.model.wires;
import java.util.ArrayList;
+import java.util.Arrays;
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.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.ViewModelModifiable;
public class GUIWire
{
- private final ViewModel model;
+ private final ViewModelModifiable model;
public final int logicWidth;
private Pin pin1;
private Pin pin2;
- private double[] path;
+ private Point[] path;
+ private double[] effectivePath;
- private final List<Consumer<? super GUIWire>> wireLookChangedListeners;
+ private final List<Runnable> redrawListeners;
+ private final LogicObserver logicObs;
private ReadEnd end;
- public GUIWire(ViewModel model, Pin pin1, Pin pin2, Point... path)
+ public GUIWire(ViewModelModifiable model, WireCrossPoint pin1, WireCrossPoint pin2)
+ {
+ this(model, pin1, pin2, (Point[]) null);
+ }
+
+ public GUIWire(ViewModelModifiable model, WireCrossPoint pin1, Pin pin2)
+ {
+ this(model, pin1, pin2, (Point[]) null);
+ }
+
+ public GUIWire(ViewModelModifiable model, Pin pin1, WireCrossPoint pin2)
+ {
+ this(model, pin1, pin2, (Point[]) null);
+ }
+
+ public GUIWire(ViewModelModifiable model, Pin pin1, Pin pin2)
+ {
+ this(model, pin1, pin2, (Point[]) null);
+ }
+
+ public GUIWire(ViewModelModifiable model, WireCrossPoint pin1, WireCrossPoint pin2, Point... path)
+ {
+ this(model, pin1.getPin(), pin2.getPin(), path);
+ }
+
+ public GUIWire(ViewModelModifiable model, WireCrossPoint pin1, Pin pin2, Point... path)
+ {
+ this(model, pin1.getPin(), pin2, path);
+ }
+
+ public GUIWire(ViewModelModifiable model, Pin pin1, WireCrossPoint pin2, Point... path)
{
+ this(model, pin1, pin2.getPin(), path);
+ }
+
+ public GUIWire(ViewModelModifiable model, Pin pin1, Pin pin2, Point... path)
+ {
+ logicObs = (i) -> callRedrawListeners();
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<>();
+ this.path = path == null ? null : Arrays.copyOf(path, path.length);
+
+ redrawListeners = new ArrayList<>();
pin1.addPinMovedListener(p -> pin1Moved());
pin2.addPinMovedListener(p -> pin2Moved());
- pin1Moved();
- pin2Moved();
+
+ recalculateEffectivePath();
model.wireCreated(this);
}
+ private void recalculateEffectivePath()
+ {
+ Point pos1 = pin1.getPos(), pos2 = pin2.getPos();
+ if (path == null)
+ effectivePath = new double[] { pos1.x, pos1.y, (pos1.x + pos2.x) / 2, pos1.y, (pos1.x + pos2.x) / 2, pos2.y, pos2.x, pos2.y };
+ else
+ {
+ effectivePath = new double[path.length * 2 + 4];
+ effectivePath[0] = pos1.x;
+ effectivePath[1] = pos1.y;
+ for (int srcI = 0, dstI = 2; srcI < path.length; srcI++, dstI += 2)
+ {
+ effectivePath[dstI + 0] = path[srcI].x;
+ effectivePath[dstI + 1] = path[srcI].y;
+ }
+ effectivePath[effectivePath.length - 2] = pos2.x;
+ effectivePath[effectivePath.length - 1] = pos2.y;
+ }
+ }
+
private void pin1Moved()
{
- Point pos = pin1.getPos();
- this.path[0] = pos.x;
- this.path[1] = pos.y;
+ recalculateEffectivePath();
+ callRedrawListeners();
}
private void pin2Moved()
{
- Point pos = pin2.getPos();
- this.path[this.path.length - 2] = pos.x;
- this.path[this.path.length - 1] = pos.y;
+ recalculateEffectivePath();
+ callRedrawListeners();
}
public void destroy()
public void render(GeneralGC gc)
{
- ColorHelper.executeWithDifferentForeground(gc, BitVectorFormatter.formatAsColor(end), () -> gc.drawPolyline(path));
+ ColorHelper.executeWithDifferentForeground(gc, BitVectorFormatter.formatAsColor(end), () -> gc.drawPolyline(effectivePath));
}
public void setLogicModelBinding(ReadEnd end)
{
+ deregisterLogicObs(this.end);
this.end = end;
- end.addObserver((i, o) -> callWireLookChangedListeners());
+ 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 Pin getPin1()
}
// @formatter:off
- public void addWireLookChangedListener (Consumer<? super GUIWire> listener) {wireLookChangedListeners.add (listener);}
+ public void addRedrawListener (Runnable listener) {redrawListeners .add (listener);}
- public void removeWireLookChangedListener(Consumer<? super GUIWire> listener) {wireLookChangedListeners.remove(listener);}
+ public void removeRedrawListener(Runnable listener) {redrawListeners .remove(listener);}
- private void callWireLookChangedListeners() {wireLookChangedListeners.forEach(l -> l.accept(this));}
+ private void callRedrawListeners() {redrawListeners.forEach(l -> l.run());}
// @formatter:on
}
\ No newline at end of file