net.mograsim.logic.ui/src/net/mograsim/logic/ui/model/wires/Pin.java

   1 package net.mograsim.logic.ui.model.wires;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5 import java.util.function.Consumer;
   6
   7 import net.mograsim.logic.ui.model.components.GUIComponent;
   8 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
   9 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
  10
  11 //TODO add an ID and/or a name
  12 public class Pin
  13 {
  14         public final GUIComponent component;
  15         public final int logicWidth;
  16
  17         protected double relX;
  18         protected double relY;
  19
  20         private final List<Consumer<? super Pin>> pinMovedListeners;
  21
  22         public Pin(GUIComponent component, int logicWidth, double relX, double relY)
  23         {
  24                 this.component = component;
  25                 this.logicWidth = logicWidth;
  26                 this.relX = relX;
  27                 this.relY = relY;
  28
  29                 this.pinMovedListeners = new ArrayList<>();
  30
  31                 component.addComponentMovedListener(c -> callPinMovedListeners());
  32         }
  33
  34         public double getRelX()
  35         {
  36                 return relX;
  37         }
  38
  39         public double getRelY()
  40         {
  41                 return relY;
  42         }
  43
  44         public Point getRelPos()
  45         {
  46                 return new Point(relX, relY);
  47         }
  48
  49         public Point getPos()
  50         {
  51                 Rectangle componentBounds = component.getBounds();
  52                 return new Point(relX + componentBounds.x, relY + componentBounds.y);
  53         }
  54
  55         // @formatter:off
  56         public void addPinMovedListener   (Consumer<? super Pin> listener){pinMovedListeners.add   (listener);}
  57
  58         public void removePinMovedListener(Consumer<? super Pin> listener){pinMovedListeners.remove(listener);}
  59
  60         private void callPinMovedListeners() {pinMovedListeners.forEach(l -> l.accept(this));}
  61         // @formatter:on
  62
  63         protected void setRelPos(double relX, double relY)
  64         {
  65                 this.relX = relX;
  66                 this.relY = relY;
  67                 callPinMovedListeners();
  68         }
  69 }