net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/handles/ComponentHandle.java

   1 package net.mograsim.logic.model.editor.handles;
   2
   3 import java.util.Optional;
   4
   5 import org.eclipse.swt.SWT;
   6 import org.eclipse.swt.widgets.Display;
   7
   8 import net.haspamelodica.swt.helper.gcs.GeneralGC;
   9 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
  10 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
  11 import net.mograsim.logic.model.editor.Editor;
  12 import net.mograsim.logic.model.editor.Editor.ComponentInfo;
  13 import net.mograsim.logic.model.model.components.GUIComponent;
  14
  15 public class ComponentHandle extends Handle
  16 {
  17         public final GUIComponent parent;
  18         private final static double POS_OFFSET = 2.0d;
  19         private final static double LENGTH_OFFSET = POS_OFFSET * 2;
  20         boolean selected = false;
  21
  22         public ComponentHandle(GUIComponent parent)
  23         {
  24                 this.parent = parent;
  25                 Rectangle bounds = parent.getBounds();
  26                 setSize(bounds.width, bounds.height);
  27                 parent.addComponentResizedListener((c) ->
  28                 {
  29                         Rectangle pBounds = c.getBounds();
  30                         setSize(pBounds.width, pBounds.height);
  31                 });
  32                 moveTo(parent.getPosX(), parent.getPosY());
  33         }
  34
  35         @Override
  36         protected void moveTo(double x, double y)
  37         {
  38                 super.moveTo(x, y);
  39                 parent.moveTo(x, y);
  40         }
  41
  42         @Override
  43         protected void render(GeneralGC gc)
  44         {
  45                 if (selected)
  46                 {
  47                         gc.setLineWidth(2);
  48                         gc.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_YELLOW));
  49                         Rectangle bounds = getBounds();
  50                         bounds.x -= POS_OFFSET;
  51                         bounds.y -= POS_OFFSET;
  52                         bounds.width += LENGTH_OFFSET;
  53                         bounds.height += LENGTH_OFFSET;
  54                         gc.drawRectangle(bounds);
  55                 }
  56         }
  57
  58         @Override
  59         public void reqMove(double x, double y)
  60         {
  61                 moveTo(x, y);
  62         }
  63
  64         @Override
  65         public void onSelect()
  66         {
  67                 selected = true;
  68                 callRedrawListeners();
  69         }
  70
  71         @Override
  72         public void onDeselect()
  73         {
  74                 selected = false;
  75                 callRedrawListeners();
  76         }
  77
  78         @Override
  79         public void reqDelete()
  80         {
  81                 parent.destroy();
  82         }
  83
  84         @Override
  85         public Optional<ComponentInfo> reqCopy(Point refPoint)
  86         {
  87                 return Optional.of(new ComponentInfo(parent.getPosX() - refPoint.x, parent.getPosY() - refPoint.y,
  88                                 Editor.getIdentifier(parent), parent.getParams()));
  89         }
  90
  91         @Override
  92         public HandleType getType()
  93         {
  94                 return HandleType.COMPONENT;
  95         }
  96 }