Allow insertion of components at the ends of straight segments

[simantics/3d.git] / org.simantics.plant3d / src / org / simantics / plant3d / utils / ComponentUtils.java

diff --git a/org.simantics.plant3d/src/org/simantics/plant3d/utils/ComponentUtils.java b/org.simantics.plant3d/src/org/simantics/plant3d/utils/ComponentUtils.java
index 6bbabe1e251c9feaf3f10e1767a56ce827ec91f0..438e0bd6a96eae87cf8121640a11bfd350409161 100644 (file)
--- a/org.simantics.plant3d/src/org/simantics/plant3d/utils/ComponentUtils.java
+++ b/org.simantics.plant3d/src/org/simantics/plant3d/utils/ComponentUtils.java
@@ -499,6 +499,11 @@ public class ComponentUtils {
                
                Vector3d v = new Vector3d(dir);
                if (insertAdjustable) {
+                       // Prevent moving of adjacent components - always insert at end of a connected variable length component
+                       if (position == PositionType.NEXT && component.getNext() != null ||
+                               position == PositionType.PREVIOUS && component.getPrevious() != null)
+                               insertPosition = PositionType.PREVIOUS;
+                       
                        if (insertPosition == PositionType.NEXT)
                                v.scale(newComponent.getControlPoint().getInlineLength());
                        else if (insertPosition == PositionType.SPLIT)
@@ -525,14 +530,20 @@ public class ComponentUtils {
                case NEXT: 
                        if (toPcp.isDualInline())
                                toPcp = toPcp.getDualSub();
-                       newPcp.insert(toPcp, Direction.NEXT);
                        newPcp.setWorldPosition(pos);
+                       if (toPcp.getNext() != null)
+                               PipingRules.splitVariableLengthComponent(newComponent, (InlineComponent)component, false);
+                       else
+                               newPcp.insert(toPcp, Direction.NEXT);
                        break;
                case PREVIOUS:
                        if (toPcp.isDualSub())
                                toPcp = toPcp.parent;
-                       newPcp.insert(toPcp, Direction.PREVIOUS);
                        newPcp.setWorldPosition(pos);
+                       if (toPcp.getPrevious() != null)
+                               PipingRules.splitVariableLengthComponent(newComponent, (InlineComponent)component, false);
+                       else
+                               newPcp.insert(toPcp, Direction.PREVIOUS);
                        break;
                case SPLIT:
                        PipingRules.splitVariableLengthComponent(newComponent, (InlineComponent)component, true);