plugins/net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/handles/StaticPinHandle.java

   1 package net.mograsim.logic.model.editor.handles;
   2
   3 import org.eclipse.swt.SWT;
   4 import org.eclipse.swt.widgets.Display;
   5
   6 import net.haspamelodica.swt.helper.gcs.GeneralGC;
   7 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
   8 import net.mograsim.logic.model.model.wires.Pin;
   9
  10 public class StaticPinHandle extends PinHandle
  11 {
  12         private final static int CIRCLE_DIAM = 2;
  13         private final static int CIRCLE_RADIUS = 1;
  14         private final Pin parent;
  15
  16         public StaticPinHandle(Pin parent)
  17         {
  18                 super(1);
  19                 this.parent = parent;
  20                 setSize(CIRCLE_DIAM, CIRCLE_DIAM);
  21                 parent.addPinMovedListener((p) -> updatePos());
  22                 updatePos();
  23         }
  24
  25         @Override
  26         protected void render(GeneralGC gc)
  27         {
  28                 gc.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_DARK_GREEN));
  29                 gc.fillOval(getPosX(), getPosY(), CIRCLE_DIAM, CIRCLE_DIAM);
  30         }
  31
  32         private void updatePos()
  33         {
  34                 Point pos = parent.getPos();
  35                 moveTo(pos.x - CIRCLE_RADIUS, pos.y - CIRCLE_RADIUS);
  36         }
  37
  38         @Override
  39         public double getCenterX()
  40         {
  41                 return getPosX() + CIRCLE_RADIUS;
  42         }
  43
  44         @Override
  45         public double getCenterY()
  46         {
  47                 return getPosY() + CIRCLE_RADIUS;
  48         }
  49
  50         @Override
  51         public HandleType getType()
  52         {
  53                 return HandleType.STATIC_PIN;
  54         }
  55
  56         @Override
  57         public Pin getPin()
  58         {
  59                 return parent;
  60         }
  61 }