X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.g2d%2Fsrc%2Forg%2Fsimantics%2Fg2d%2Fdiagram%2FDiagramHints.java;h=aded9d170a2ccc9238b9e72f96e62c79f89fd3ef;hp=367cebcce67fb91caba55ad502c9c1050e75508e;hb=48135dcd03588783f9c1b688aaa53cdaacba6ef2;hpb=b75a6bbcc34a3e88f94d04d0389ed0d2e37b6511

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/DiagramHints.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/DiagramHints.java
index 367cebcce..aded9d170 100644
--- a/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/DiagramHints.java
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/DiagramHints.java
@@ -20,9 +20,13 @@ import java.util.Map;
 import org.simantics.g2d.canvas.ICanvasContext;
 import org.simantics.g2d.canvas.ICanvasParticipant;
 import org.simantics.g2d.connection.IConnectionAdvisor;
+import org.simantics.g2d.diagram.handler.impl.PickContextImpl;
+import org.simantics.g2d.diagram.participant.ElementPainter;
+import org.simantics.g2d.element.IElement;
 import org.simantics.g2d.layers.ILayers;
 import org.simantics.g2d.layers.ILayersEditor;
 import org.simantics.g2d.routing.IRouter2;
+import org.simantics.scenegraph.INode;
 import org.simantics.scenegraph.g2d.snap.ISnapAdvisor;
 import org.simantics.utils.datastructures.hints.IHintContext.Key;
 import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;
@@ -186,4 +190,14 @@ public class DiagramHints {
      */
     public static final Key SELECTION_PADDING_SCALE_FACTOR = new KeyOf(Double.class, "SELECTION_PADDING_SCALE_FACTOR");
 
+    /**
+     * An optional cache map that maps scene graph {@link INode}s to
+     * {@link IElement}s to speed up IElement lookups based on SG nodes.
+     * 
+     * @since 1.36.0
+     * @see PickContextImpl
+     * @see ElementPainter
+     */
+    public static final Key NODE_TO_ELEMENT_MAP = new KeyOf(Map.class, "NODE_TO_ELEMENT_MAP");
+
 }