org.simantics.proconf.processeditor/src/fi/vtt/simantics/processeditor/actions/SelectSplitPointAction.java

   1 package fi.vtt.simantics.processeditor.actions;\r
   2 \r
   3 import java.awt.event.MouseEvent;\r
   4 import java.util.List;\r
   5 \r
   6 import javax.vecmath.Point3d;\r
   7 import javax.vecmath.Vector3d;\r
   8 \r
   9 import org.simantics.db.Graph;\r
  10 import org.simantics.db.Resource;\r
  11 import org.simantics.proconf.g3d.actions.InteractiveAction;\r
  12 import org.simantics.proconf.g3d.base.MathTools;\r
  13 import org.simantics.proconf.g3d.base.ThreeDimensionalEditorBase;\r
  14 import org.simantics.proconf.g3d.base.VecmathJmeTools;\r
  15 \r
  16 import com.jme.math.Vector3f;\r
  17 import com.jme.renderer.ColorRGBA;\r
  18 import com.jme.scene.Line;\r
  19 import com.jme.scene.state.MaterialState;\r
  20 import com.jme.util.geom.BufferUtils;\r
  21 \r
  22 public class SelectSplitPointAction extends InteractiveAction {\r
  23         \r
  24         Point3d start;\r
  25         Point3d end;\r
  26         Vector3d dir;\r
  27         \r
  28     Line line;\r
  29     \r
  30     boolean activated;\r
  31     \r
  32     SplitPointListener listener;\r
  33     \r
  34     public SelectSplitPointAction(ThreeDimensionalEditorBase parent, SplitPointListener listener) {\r
  35                 super(parent);\r
  36                 this.listener = listener;\r
  37         }\r
  38     \r
  39     \r
  40     public void setSplit(Point3d start, Point3d end) {\r
  41         this.start = start;\r
  42         this.end = end;\r
  43         dir = new Vector3d(end);\r
  44                 dir.sub(start);\r
  45     }\r
  46         \r
  47         \r
  48         @Override\r
  49         public void activate() {\r
  50                 if (start == null) throw new RuntimeException("Starting split action without information about range");\r
  51                 \r
  52 //              start = new Point3d();\r
  53 //              end = new Point3d();\r
  54 //              PipingTools.getStraightPipeEnds(PipingTools.getPipeline(straight),\r
  55 //                              straight, startStart, startEnd);\r
  56     \r
  57         line = new Line();\r
  58         MaterialState ms = parent.getRenderingComponent().getDisplaySystem().getRenderer().createMaterialState();\r
  59         ms.setEmissive(new ColorRGBA(1.f,1.f,1.f,1.f));\r
  60         line.setRenderState(ms);\r
  61         parent.getRenderingComponent().getNoShadowRoot().attachChild(line);\r
  62         activated = true;\r
  63                 \r
  64         }\r
  65         \r
  66         @Override\r
  67         public boolean usable(Graph graph, List<Resource> resources) {\r
  68 //              if (resources.size() != 1)\r
  69 //                      return false;\r
  70 //              IEntity entity = EntityFactory.create(graph, resources.get(0));\r
  71 //              if (entity.isInstanceOf(ProcessResource.plant3Dresource.VariableLengthInlineComponent)) {\r
  72 //                      return true;\r
  73 //              }\r
  74                 // This is not a standalone action\r
  75                 return false;\r
  76         }\r
  77         \r
  78         @Override\r
  79         public void deactivate() {\r
  80                 line.removeFromParent();\r
  81                 activated = false;\r
  82                 start = null;\r
  83                 end = null;\r
  84                 dir = null;\r
  85                 \r
  86         }\r
  87         \r
  88         public boolean active() {\r
  89                 return activated;\r
  90         }\r
  91         \r
  92         @Override\r
  93         public void update() {\r
  94                 if (!activated) {\r
  95                         return;\r
  96                 }\r
  97                 if (input.mouseClicked() && input.clickButton() == MouseEvent.BUTTON3) {\r
  98                         listener.setSplitPoint(null);\r
  99                         activated = false;\r
 100                         return;\r
 101                 }\r
 102                 Vector3d o = new Vector3d();\r
 103                 Vector3d d = new Vector3d();\r
 104                 parent.createPickRay(o, d);\r
 105 \r
 106                 Vector3d normal = parent.getCamera().getUnNormalizedHeading();\r
 107                 normal.normalize();\r
 108                 normal.negate();\r
 109                 // reference point for selection line\r
 110                 Vector3d point = new Vector3d(start);\r
 111                 Vector3d currentPoint = new Vector3d();\r
 112                 MathTools.intersectStraightPlane(o, d, point, normal, currentPoint);\r
 113                 Point3d startPoint = new Point3d();\r
 114                 double mu[] = new double[2];\r
 115                 MathTools.intersectStraightStraight(start, dir, o, d, startPoint,\r
 116                                 new Point3d(), mu);\r
 117                 // startPoint of branch must be between pipe ends\r
 118                 // TODO : take account sizes of elbows (or other components)\r
 119                 if (mu[0] < 0.0)\r
 120                         startPoint.set(start);\r
 121                 else if (mu[0] > 1.0)\r
 122                         startPoint.set(end);\r
 123 \r
 124                 Vector3f verts[] = new Vector3f[2];\r
 125                 verts[0] = VecmathJmeTools.get(startPoint);\r
 126                 verts[1] = VecmathJmeTools.get(currentPoint);\r
 127                 line.reconstruct(BufferUtils.createFloatBuffer(verts), null, null, null);\r
 128 \r
 129                 parent.setViewChanged(true);\r
 130                 if (input.mouseClicked() && input.clickButton() == MouseEvent.BUTTON1) {\r
 131                         listener.setSplitPoint(new Point3d(startPoint));\r
 132                 }\r
 133                 \r
 134         }\r
 135 }\r