-package org.simantics.district.network.profile;
-
-import org.simantics.Simantics;
-import org.simantics.db.ReadGraph;
-import org.simantics.db.Resource;
-import org.simantics.db.common.procedure.adapter.TransientCacheAsyncListener;
-import org.simantics.db.exception.DatabaseException;
-import org.simantics.scenegraph.INode;
-import org.simantics.scenegraph.g2d.G2DSceneGraph;
-import org.simantics.scenegraph.g2d.nodes.ConnectionNode;
-import org.simantics.scenegraph.profile.EvaluationContext;
-import org.simantics.scenegraph.profile.common.ProfileVariables;
-
-public class EdgeThicknessStyle extends ThrottledStyleBase<Double> {
-
- private static final Double PENDING = Double.NaN;
- private static final Double ONE = 1.0;
-
- @Override
- public Double calculateThrottledStyle(ReadGraph graph, Resource runtimeDiagram, Resource entry, Resource groupItem) throws DatabaseException {
- DiagramSettings ds = graph.syncRequest(new DiagramSettingsRequest(runtimeDiagram), TransientCacheAsyncListener.instance());
- // Prevent PendingVariableExceptions from coming through
- boolean wasSynchronous = graph.setSynchronous(true);
- try {
- Double thickness = ONE;
- if (ds.edgeThicknessProperty.isPresent()) {
- thickness = Simantics.applySCLRead(graph, ds.edgeThicknessProperty.get(), groupItem);
- // System.out.println("read thickness: " + thickness + " : " + ds.edgeThicknessProperty);
- if (thickness == null) {
- thickness = ONE;
- } else {
- thickness = thickness * ds.edgeThicknessGain + ds.edgeThicknessBias;
- }
- }
-
- return thickness;
- }
- finally {
- graph.setSynchronous(wasSynchronous);
- }
- }
-
- @Override
- public void applyThrottledStyleForNode(EvaluationContext observer, INode node, Double value) {
-// System.out.println("apply: " + node + " : " + value);
- ConnectionNode n = (ConnectionNode) node;
- if (value == PENDING) {
- ((G2DSceneGraph)node.getRootNode()).setPending(node);
- } else {
- ((G2DSceneGraph)node.getRootNode()).clearPending(node);
- }
- if (value == null)
- value = ONE;
- for (INode nn : n.getNodes())
- ProfileVariables.claimNodeProperty(nn, "stroke", value, observer);
- }
-
- @Override
- protected void cleanupStyleForNode(EvaluationContext evaluationContext, INode node) {
- ((G2DSceneGraph)node.getRootNode()).clearPending(node);
- ConnectionNode n = (ConnectionNode) node;
- for (INode nn : n.getNodes())
- ProfileVariables.claimNodeProperty(nn, "stroke", ONE, evaluationContext);
- }
-
-}