1 package era.mi.gui.wires;
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3 import java.util.Objects;
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5 import org.eclipse.swt.SWT;
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6 import org.eclipse.swt.graphics.Color;
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8 import era.mi.gui.components.BasicGUIComponent;
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9 import era.mi.logic.wires.WireArray;
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10 import net.haspamelodica.swt.helper.gcs.GeneralGC;
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11 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
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13 public class GUIWire
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15 private final WireArray wa;
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16 private final double[] path;
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18 public GUIWire(Runnable redraw, BasicGUIComponent component1, int component1ConnectionIndex, Point component1Pos, BasicGUIComponent component2, int component2ConnectionIndex, Point component2Pos, Point... path)
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20 this.wa = component1.getConnectedWireArray(component1ConnectionIndex);
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21 if(!Objects.equals(wa, component2.getConnectedWireArray(component2ConnectionIndex)))
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22 throw new IllegalArgumentException("Given connection points are not connected!");
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23 this.path = new double[path.length * 2 + 4];
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24 Point component1ConnectionPoint = component1.getWireArrayConnectionPoint(component1ConnectionIndex);
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25 this.path[0] = component1Pos.x + component1ConnectionPoint.x;
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26 this.path[1] = component1Pos.y + component1ConnectionPoint.y;
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27 for(int srcI = 0, dstI = 2; srcI < path.length; srcI ++, dstI += 2)
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29 this.path[dstI + 0] = path[srcI].x;
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30 this.path[dstI + 1] = path[srcI].y;
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32 Point component2ConnectionPoint = component2.getWireArrayConnectionPoint(component2ConnectionIndex);
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33 this.path[this.path.length - 2] = component2Pos.x + component2ConnectionPoint.x;
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34 this.path[this.path.length - 1] = component2Pos.y + component2ConnectionPoint.y;
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36 wa.addObserver((initiator, oldValues) -> redraw.run());
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39 public void render(GeneralGC gc)
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41 Color oldFG = gc.getForeground();
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44 int fgColorConstant;
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45 switch(wa.getValue())
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48 fgColorConstant = SWT.COLOR_GREEN;
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51 fgColorConstant = SWT.COLOR_BLUE;
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56 fgColorConstant = SWT.COLOR_RED;
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59 throw new IllegalArgumentException("Unknown enum constant: " + wa.getValue());
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61 gc.setForeground(gc.getDevice().getSystemColor(fgColorConstant));
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63 gc.drawPolyline(path);
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64 gc.setForeground(oldFG);
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