LogicUI/src/era/mi/gui/wires/WireConnectionPoint.java

   1 package era.mi.gui.wires;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Collections;\r
   5 import java.util.List;\r
   6 \r
   7 import org.eclipse.swt.graphics.Color;\r
   8 \r
   9 import era.mi.gui.components.BasicGUIComponent;\r
  10 import era.mi.logic.wires.Wire;\r
  11 import era.mi.logic.wires.Wire.WireEnd;\r
  12 import net.haspamelodica.swt.helper.gcs.GeneralGC;\r
  13 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;\r
  14 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;\r
  15 \r
  16 public class WireConnectionPoint implements BasicGUIComponent\r
  17 {\r
  18         private final Wire wire;\r
  19         private final List<WireEnd> wireEnds;\r
  20         private final int wiresCrossing;\r
  21 \r
  22         public WireConnectionPoint(Wire wire, int wiresCrossing)\r
  23         {\r
  24                 this.wire = wire;\r
  25                 List<WireEnd> wireEndsModifiable = new ArrayList<>();\r
  26                 for (int i = 0; i < wiresCrossing; i++)\r
  27                         wireEndsModifiable.add(wire.createReadOnlyEnd());\r
  28                 wireEnds = Collections.unmodifiableList(wireEndsModifiable);\r
  29                 this.wiresCrossing = wiresCrossing;\r
  30         }\r
  31 \r
  32         @Override\r
  33         public void render(GeneralGC gc)\r
  34         {\r
  35                 Color oldBG = gc.getBackground();\r
  36                 if (wire.length == 1)\r
  37                         gc.setBackground(gc.getDevice().getSystemColor(GUIWire.getSWTColorConstantForBit(wire.getValue())));\r
  38                 gc.fillOval(-1, -1, 2, 2);\r
  39                 gc.setBackground(oldBG);\r
  40         }\r
  41 \r
  42         @Override\r
  43         public Rectangle getBounds()\r
  44         {\r
  45                 return new Rectangle(0, 0, 0, 0);\r
  46         }\r
  47 \r
  48         @Override\r
  49         public int getConnectedWireEndsCount()\r
  50         {\r
  51                 return wiresCrossing;\r
  52         }\r
  53 \r
  54         @Override\r
  55         public WireEnd getConnectedWireEnd(int connectionIndex)\r
  56         {\r
  57                 return wireEnds.get(connectionIndex);\r
  58         }\r
  59 \r
  60         @Override\r
  61         public Point getWireEndConnectionPoint(int connectionIndex)\r
  62         {\r
  63                 return new Point(0, 0);\r
  64         }\r
  65 }