org.simantics.plant3d/src/org/simantics/plant3d/actions/TranslateInlineAction.java

   1 package org.simantics.plant3d.actions;
   2
   3 import java.awt.event.KeyEvent;
   4 import java.awt.event.MouseEvent;
   5
   6 import javax.vecmath.Point3d;
   7 import javax.vecmath.Vector3d;
   8
   9 import org.simantics.g3d.math.MathTools;
  10 import org.simantics.g3d.math.Ray;
  11 import org.simantics.g3d.scenegraph.IG3DNode;
  12 import org.simantics.g3d.vtk.action.TranslateAction;
  13 import org.simantics.g3d.vtk.common.InteractiveVtkPanel;
  14 import org.simantics.g3d.vtk.common.VTKNodeMap;
  15 import org.simantics.g3d.vtk.utils.vtkUtil;
  16 import org.simantics.plant3d.Activator;
  17 import org.simantics.plant3d.scenegraph.InlineComponent;
  18 import org.simantics.plant3d.scenegraph.PipelineComponent;
  19 import org.simantics.plant3d.scenegraph.controlpoint.PipeControlPoint.Direction;
  20
  21 public class TranslateInlineAction extends TranslateAction{
  22
  23         private Vector3d s;
  24         private Vector3d e;
  25         private Vector3d dir;
  26
  27         public TranslateInlineAction(InteractiveVtkPanel panel, VTKNodeMap nodeMap) {
  28                 super(panel, nodeMap);
  29                 setImageDescriptor(Activator.imageDescriptorFromPlugin("com.famfamfam.silk", "icons/arrow_refresh.png"));
  30         }
  31
  32         @Override
  33         public void setNode(IG3DNode node) {
  34                 super.setNode(node);
  35                 if (node instanceof InlineComponent) {
  36                         setEnabled(true);
  37                         InlineComponent comp = (InlineComponent)node;
  38
  39                         PipelineComponent prev = comp.getPrevious();
  40                         PipelineComponent next = comp.getNext();
  41                         if (prev.getControlPoint().isInline() && !prev.getControlPoint().isFixed())
  42                                 prev = prev.getPrevious();
  43                         if (next.getControlPoint().isInline() && !next.getControlPoint().isFixed()) {
  44                                 next = next.getNext();
  45                         }
  46                         Point3d ns = new Point3d();
  47                         Point3d ne = new Point3d();
  48                         Point3d ps = new Point3d();
  49                         Point3d pe = new Point3d();
  50                         next.getControlPointEnds(ns, ne);
  51                         prev.getControlPointEnds(ps, pe);
  52                         dir = comp.getControlPoint().getPathLegDirection(Direction.NEXT);
  53                         dir.normalize();
  54                         // We may have offsets in the path leg, hence we have to project the coordinates.
  55                         Vector3d wp = node.getWorldPosition();
  56                         s = MathTools.closestPointOnStraight(pe, wp, dir);
  57                         e = MathTools.closestPointOnStraight(ns, wp, dir);
  58                         // Remove component's own space from end points to get actual movement range
  59                         double l = comp.getControlPoint().getInlineLength();
  60                         Vector3d ld = new Vector3d(dir);
  61                         ld.scale(l);
  62                         s.add(ld);
  63                         e.sub(ld);
  64                 } else {
  65                         setEnabled(false);
  66                 }
  67         }
  68
  69         @Override
  70         public void keyPressed(KeyEvent e) {
  71                 if (e.getKeyCode() == KeyEvent.VK_ESCAPE)
  72                         panel.useDefaultAction();
  73                 if (valid)
  74                         return;
  75
  76                 update();
  77         }
  78
  79         @Override
  80         public void setWorldCoord(boolean b) {
  81
  82         }
  83
  84         @Override
  85         public void mouseDragged(MouseEvent e) {
  86                 if ((e.getModifiersEx() & MouseEvent.BUTTON1_DOWN_MASK) > 0 && valid) {
  87
  88                         Vector3d translate = getTranslate(e.getX(), e.getY(), prevTranslate);
  89                         //System.out.println("translate " + translate);
  90                         if (translate == null)
  91                                 return;
  92                         boolean step = ((e.getModifiers() & MouseEvent.CTRL_MASK) > 0);
  93                         Vector3d pos = new Vector3d(node.getWorldPosition());
  94                         //pos.add(translate);
  95                         pos.set(translate);
  96                         //pos = constaints(pos, step);
  97                         setWorldPos(pos);
  98
  99                         //mapping.rangeModified(node);
 100
 101                         //nodeMap.modified(node);
 102                         update();
 103                 } else {
 104                         panel.getDefaultAction().mouseDragged(e);
 105                         update();
 106                 }
 107         }
 108
 109
 110
 111         protected Vector3d getTranslate(double x, double y, Vector3d offset) {
 112
 113                 Ray ray = vtkUtil.createMouseRay(panel.GetRenderer(),x, y);
 114
 115                 Vector3d p = node.getWorldPosition();
 116
 117                 Vector3d i1 = new Vector3d();
 118         Vector3d i2 = new Vector3d();
 119
 120         double mu[] = new double[2];
 121         MathTools.intersectStraightStraight( p, dir,ray.pos, ray.dir, i2, i1,mu);
 122
 123         Vector3d t = MathTools.closestPointOnEdge(i1, s, e);
 124         return t;
 125
 126         }
 127
 128
 129 }