Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scenegraph.loader / src / org / simantics / scenegraph / loader / function / All.java

diff --git a/bundles/org.simantics.scenegraph.loader/src/org/simantics/scenegraph/loader/function/All.java b/bundles/org.simantics.scenegraph.loader/src/org/simantics/scenegraph/loader/function/All.java
new file mode 100644 (file)
index 0000000..5efa5d6
--- /dev/null
+++ b/bundles/org.simantics.scenegraph.loader/src/org/simantics/scenegraph/loader/function/All.java
@@ -0,0 +1,76 @@
+package org.simantics.scenegraph.loader.function;\r
+\r
+import org.simantics.databoard.Bindings;\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.db.layer0.variable.Variables;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.scenegraph.loader.SceneGraphContext;\r
+import org.simantics.scenegraph.loader.ScenegraphLoaderUtils;\r
+import org.simantics.scenegraph.ontology.ScenegraphResources;\r
+import org.simantics.scl.reflection.annotations.SCLValue;\r
+\r
+public class All {\r
+\r
+    @SCLValue(type = "ReadGraph -> Resource -> Variable -> Variable")\r
+    public static Variable defaultRuntimeVariable(ReadGraph graph, Resource converter, Variable context) throws DatabaseException {\r
+       \r
+       SceneGraphContext vc = ScenegraphLoaderUtils.getContext(graph, context);\r
+       if(vc == null) return null;\r
+       \r
+       ScenegraphResources SG = ScenegraphResources.getInstance(graph);\r
+       String uri = graph.getRelatedValue(vc.getRuntime(), SG.Runtime_HasVariable, Bindings.STRING);\r
+       return Variables.getVariable(graph, uri);\r
+       \r
+    }\r
+\r
+    @SCLValue(type = "ReadGraph -> Resource -> Variable -> Resource")\r
+    public static Resource defaultRuntimeResource(ReadGraph graph, Resource converter, Variable context) throws DatabaseException {\r
+       \r
+       SceneGraphContext vc = ScenegraphLoaderUtils.getContext(graph, context);\r
+       if(vc == null) return null;\r
+       \r
+       ScenegraphResources SG = ScenegraphResources.getInstance(graph);\r
+       return graph.getSingleObject(vc.getRuntime(), SG.Runtime_HasResource);\r
+       \r
+    }\r
+\r
+    \r
+       private static Object walk(ReadGraph graph, Variable context, String name) throws DatabaseException {\r
+               \r
+               Variable var = context.getPossibleProperty(graph, name);\r
+               if(var != null) return var.getValue(graph);\r
+               \r
+               Variable parent = context.getParent(graph);\r
+               if(parent == null) return null; \r
+               \r
+               return walk(graph, parent, name);\r
+               \r
+       }\r
+       \r
+    @SCLValue(type = "ReadGraph -> Resource -> Variable -> a")\r
+    public static Object liftedProperty(ReadGraph graph, Resource converter, Variable context) throws DatabaseException {\r
+       \r
+       ScenegraphResources SG = ScenegraphResources.getInstance(graph);\r
+       final Resource predicate = graph.getSingleObject(converter, SG.LiftedProperty_HasPredicate);\r
+       \r
+               try {\r
+                       Layer0 L0 = Layer0.getInstance(graph);\r
+                       Variable parent = context.getParent(graph);\r
+                       String name = graph.getRelatedValue(predicate, L0.HasName, Bindings.STRING);\r
+                       return walk(graph, parent, name);\r
+               } catch (DatabaseException e) {\r
+                       e.printStackTrace();\r
+                       return null;\r
+               }\r
+        \r
+    }\r
+       \r
+    @SCLValue(type = "ReadGraph -> Resource -> Variable -> Variable")\r
+    public static Variable singleVariableSelection(ReadGraph graph, Resource resource, Variable context) throws DatabaseException {\r
+       return ScenegraphLoaderUtils.getVariableSelection(graph, context);\r
+    }\r
+    \r
+}\r