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         private final List<Runnable> redrawListeners;
  22
  23         public Pin(GUIComponent component, int logicWidth, double relX, double relY)
  24         {
  25                 this.component = component;
  26                 this.logicWidth = logicWidth;
  27                 this.relX = relX;
  28                 this.relY = relY;
  29
  30                 this.pinMovedListeners = new ArrayList<>();
  31                 this.redrawListeners = new ArrayList<>();
  32
  33                 component.addComponentMovedListener(c -> callPinMovedListeners());
  34         }
  35
  36         public double getRelX()
  37         {
  38                 return relX;
  39         }
  40
  41         public double getRelY()
  42         {
  43                 return relY;
  44         }
  45
  46         public Point getRelPos()
  47         {
  48                 return new Point(relX, relY);
  49         }
  50
  51         public Point getPos()
  52         {
  53                 Rectangle componentBounds = component.getBounds();
  54                 return new Point(relX + componentBounds.x, relY + componentBounds.y);
  55         }
  56
  57         protected void setRelPos(double relX, double relY)
  58         {
  59                 this.relX = relX;
  60                 this.relY = relY;
  61                 callPinMovedListeners();
  62                 callRedrawListeners();
  63         }
  64
  65         // @formatter:off
  66         public void addPinMovedListener   (Consumer<? super Pin> listener){pinMovedListeners.add   (listener);}
  67         public void addRedrawListener     (Runnable              listener){redrawListeners  .add   (listener);}
  68
  69         public void removePinMovedListener(Consumer<? super Pin> listener){pinMovedListeners.remove(listener);}
  70         public void removeRedrawListener  (Runnable              listener){redrawListeners  .remove(listener);}
  71
  72         private void callPinMovedListeners() {pinMovedListeners.forEach(l -> l.accept(this));}
  73         private void callRedrawListeners  () {redrawListeners  .forEach(l -> l.run   (    ));}
  74         // @formatter:on
  75
  76 }