Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.template2d.ui / src / org / simantics / modeling / template2d / ui / diagram / adapter / DrawingTemplateStyle.java

diff --git a/bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/diagram/adapter/DrawingTemplateStyle.java b/bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/diagram/adapter/DrawingTemplateStyle.java
new file mode 100644 (file)
index 0000000..c83f758
--- /dev/null
+++ b/bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/diagram/adapter/DrawingTemplateStyle.java
@@ -0,0 +1,107 @@
+/*******************************************************************************\r
+ * Copyright (c) 2012 Association for Decentralized Information Management in\r
+ * Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.modeling.template2d.ui.diagram.adapter;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.diagram.profile.StyleBase;\r
+import org.simantics.g2d.scenegraph.SceneGraphConstants;\r
+import org.simantics.modeling.template2d.ontology.Template2dResource;\r
+import org.simantics.modeling.template2d.ui.function.All;\r
+import org.simantics.scenegraph.INode;\r
+import org.simantics.scenegraph.g2d.G2DParentNode;\r
+import org.simantics.scenegraph.g2d.G2DSceneGraph;\r
+import org.simantics.scenegraph.g2d.nodes.SingleElementNode;\r
+import org.simantics.scenegraph.loader.ScenegraphLoaderProcess;\r
+import org.simantics.scenegraph.profile.DataNodeMap;\r
+import org.simantics.scenegraph.profile.EvaluationContext;\r
+import org.simantics.scenegraph.profile.common.ProfileVariables;\r
+\r
+\r
+public class DrawingTemplateStyle extends StyleBase<INode> {\r
+\r
+       private static final String PAGE_TEMPLATE_NODE_NAME = "pageTemplate";\r
+\r
+       private static Resource getTemplateScenegraph(ReadGraph graph, Resource runtimeDiagram) throws DatabaseException {\r
+               Template2dResource TEMPLATE2D = Template2dResource.getInstance(graph);\r
+               Resource template = All.getTemplate(graph, runtimeDiagram);\r
+               if (template == null)\r
+                       return null;\r
+               return graph.getPossibleObject(template, TEMPLATE2D.HasScenegraph);\r
+       }\r
+\r
+       @Override\r
+       public INode calculateStyle(ReadGraph graph, Resource runtimeDiagram, Resource entry, Resource groupItem, Variable activeComposite)\r
+                       throws DatabaseException {\r
+               Resource sceneGraph = DrawingTemplateStyle.getTemplateScenegraph(graph, runtimeDiagram);\r
+               if (sceneGraph == null)\r
+                       return null;\r
+               ScenegraphLoaderProcess loader = new ScenegraphLoaderProcess(new G2DParentNode(), "TemplateStyle.calculate");\r
+               return loader.load(graph, sceneGraph, runtimeDiagram);\r
+       }\r
+\r
+       @Override\r
+       public void applyStyleForItem(EvaluationContext evaluationContext, DataNodeMap map, Object item, INode node) {\r
+               if (node == null)\r
+                       return;\r
+\r
+               G2DSceneGraph sg = evaluationContext.getSceneGraph();\r
+               if (sg == null)\r
+                       return;\r
+               G2DParentNode nav = (G2DParentNode) sg.getNode(SceneGraphConstants.NAVIGATION_NODE_NAME);\r
+               if (nav == null)\r
+                       return;\r
+\r
+               SingleElementNode pageTemplate = ProfileVariables.claimChild(evaluationContext.getSceneGraph(),\r
+                               SceneGraphConstants.NAVIGATION_NODE_NAME, PAGE_TEMPLATE_NODE_NAME, SingleElementNode.class,\r
+                               evaluationContext);\r
+\r
+               if (pageTemplate == null)\r
+                       return;\r
+\r
+               pageTemplate.setZIndex(1);\r
+               pageTemplate.setVisible(true);\r
+\r
+               // Switch template contents if the contents are not exactly the same.\r
+               INode previous = pageTemplate.getNode("structure");\r
+               if (previous != node) {\r
+                       pageTemplate.detachNode("structure");\r
+                       pageTemplate.attachNode("structure", node);\r
+               }\r
+       }\r
+\r
+       @Override\r
+       protected void cleanupStyleForItem(EvaluationContext evaluationContext, DataNodeMap map, Object item) {\r
+               G2DSceneGraph sg = evaluationContext.getSceneGraph();\r
+               if (sg == null)\r
+                       return;\r
+               G2DParentNode nav = (G2DParentNode) sg.getNode(SceneGraphConstants.NAVIGATION_NODE_NAME);\r
+               if (nav == null)\r
+                       return;\r
+\r
+               G2DParentNode pageTemplate = (G2DParentNode) nav.getNode(PAGE_TEMPLATE_NODE_NAME);\r
+               if (pageTemplate == null)\r
+                       return;\r
+\r
+               pageTemplate.detachNode("structure");\r
+               ProfileVariables.denyChild(evaluationContext.getSceneGraph(),\r
+                               SceneGraphConstants.NAVIGATION_NODE_NAME, PAGE_TEMPLATE_NODE_NAME);\r
+       }\r
+\r
+       @Override\r
+       public String toString() {\r
+               return "Template";\r
+       }\r
+\r
+}\r