LogicUI/src/era/mi/gui/model/wires/Pin.java

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