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.common.VTKNodeMap;
  13 import org.simantics.g3d.vtk.swt.InteractiveVtkComposite;
  14 import org.simantics.g3d.vtk.swt.TranslateAction;
  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 boolean inline;
  24
  25         private Vector3d s;
  26         private Vector3d e;
  27         private Vector3d dir;
  28
  29         public TranslateInlineAction(InteractiveVtkComposite panel, VTKNodeMap nodeMap) {
  30                 super(panel, nodeMap);
  31                 setImageDescriptor(Activator.imageDescriptorFromPlugin("com.famfamfam.silk", "icons/arrow_refresh.png"));
  32         }
  33
  34         @Override
  35         public void setNode(IG3DNode node) {
  36                 super.setNode(node);
  37                 if (node instanceof InlineComponent) {
  38                         InlineComponent comp = (InlineComponent)node;
  39                         if (comp.isVariableLength()) {
  40                 setEnabled(false);
  41                         } else if (comp.getNext() == null || comp.getPrevious() == null) {
  42                 setEnabled(true);
  43                 inline = false;
  44                 dir = comp.getControlPoint().getPathLegDirection(Direction.NEXT);
  45                 dir.normalize();
  46             } else {
  47                                 setEnabled(true);
  48                                 inline = true;
  49                                 PipelineComponent prev = comp.getPrevious();
  50                                 PipelineComponent next = comp.getNext();
  51                                 if (prev == null || next == null) {
  52                                         // TODO : we should support open ended translation (when translated component is the first or last of the run).
  53                                         setEnabled(false);
  54                                         return;
  55                                 }
  56                                 if (prev.getControlPoint().isInline() && !prev.getControlPoint().isFixed() && prev.getPrevious() != null)
  57                                         prev = prev.getPrevious();
  58                                 if (next.getControlPoint().isInline() && !next.getControlPoint().isFixed() && next.getNext() != null) {
  59                                         next = next.getNext();
  60                                 }
  61                                 Point3d ns = new Point3d();
  62                                 Point3d ne = new Point3d();
  63                                 Point3d ps = new Point3d();
  64                                 Point3d pe = new Point3d();
  65                                 next.getEnds(ns, ne);
  66                                 prev.getEnds(ps, pe);
  67                                 dir = comp.getControlPoint().getPathLegDirection(Direction.NEXT);
  68                                 dir.normalize();
  69                                 // We may have offsets in the path leg, hence we have to project the coordinates.
  70                                 Vector3d wp = node.getWorldPosition();
  71                                 if (prev.getControlPoint().isVariableLength())
  72                                         s = MathTools.closestPointOnStraight(ps, wp, dir);
  73                                 else
  74                                         s = MathTools.closestPointOnStraight(pe, wp, dir);
  75                                 if (next.getControlPoint().isVariableLength())
  76                                         e = MathTools.closestPointOnStraight(ne, wp, dir);
  77                                 else
  78                                         e = MathTools.closestPointOnStraight(ns, wp, dir);
  79                                 // Remove component's own space from end points to get actual movement range
  80                                 double l = comp.getControlPoint().getInlineLength();
  81                                 Vector3d ld = new Vector3d(dir);
  82                                 ld.scale(l);
  83                                 s.add(ld);
  84                                 e.sub(ld);
  85                         }
  86                 } else {
  87                         setEnabled(false);
  88                 }
  89         }
  90
  91         @Override
  92         public boolean keyPressed(KeyEvent e) {
  93                 if (e.getKeyCode() == KeyEvent.VK_ESCAPE)
  94                         panel.useDefaultAction();
  95                 if (!inline) {
  96                     return super.keyPressed(e);
  97                 } else {
  98                 if (valid)
  99                         return true;
 100
 101                 update();
 102                 return true;
 103                 }
 104         }
 105
 106         @Override
 107         public void setWorldCoord(boolean b) {
 108
 109         }
 110
 111         @Override
 112         public boolean mouseDragged(MouseEvent e) {
 113                 //if ((e.getModifiersEx() & MouseEvent.BUTTON1_DOWN_MASK) > 0 && valid) {
 114             if (e.getButton() == MouseEvent.BUTTON1  && valid) {
 115                         if (inline) {
 116                         Vector3d translate = getTranslate(e.getX(), e.getY(), prevTranslate);
 117                         //System.out.println("translate " + translate);
 118                         if (translate == null)
 119                                 return true;
 120                         //boolean step = ((e.getModifiers() & MouseEvent.CTRL_MASK) > 0);
 121                         Vector3d pos = new Vector3d(node.getWorldPosition());
 122
 123                         System.out.println(pos + " " + translate);
 124                         //pos.add(translate);
 125                         pos.set(translate);
 126                         //pos = constaints(pos, step);
 127                         setWorldPos(pos);
 128                         update();
 129                         } else {
 130                             super.mouseDragged(e);
 131                         }
 132                 } else {
 133                         getDefaultAction().mouseDragged(e);
 134                         update();
 135                 }
 136                 return true;
 137         }
 138
 139         protected Vector3d getTranslate(double x, double y, Vector3d offset) {
 140
 141                 Ray ray = vtkUtil.createMouseRay(panel.getRenderer(),x, y);
 142
 143                 Vector3d p = node.getWorldPosition();
 144
 145                 if (inline) {
 146                 Vector3d i1 = new Vector3d();
 147                 Vector3d i2 = new Vector3d();
 148
 149                 double mu[] = new double[2];
 150                 MathTools.intersectStraightStraight( p, dir,ray.pos, ray.dir, i2, i1,mu);
 151
 152                 Vector3d t = MathTools.closestPointOnEdge(i1, s, e);
 153                 return t;
 154                 } else {
 155                     return super.getTranslate(x, y, offset);
 156                 }
 157
 158         }
 159
 160
 161 }