Editing of texts inside SVG elements

[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / adapter / ElementParameterRequest.java

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/ElementParameterRequest.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/ElementParameterRequest.java
new file mode 100644 (file)
index 0000000..6592ec2
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+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/ElementParameterRequest.java
@@ -0,0 +1,35 @@
+package org.simantics.diagram.adapter;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.diagram.stubs.DiagramResource;
+
+class ElementParameterRequest extends ResourceRead<Map<String,Object>> {
+
+       protected ElementParameterRequest(Resource resource) {
+               super(resource);
+       }
+
+       @Override
+       public Map<String, Object> perform(ReadGraph graph) throws DatabaseException {
+               Variable var = Variables.getPossibleVariable(graph, resource);
+               if(var == null) return null;
+               Map<String,Object> result = null;
+               for(Variable property : var.getProperties(graph, DiagramResource.URIs.DefinedElement_Parameter)) {
+                       Object value = property.getPossibleValue(graph);
+                       if(value != null) {
+                               if(result == null) result = new HashMap<>();
+                               result.put(property.getName(graph), value);
+                       }
+               }
+               return result;
+       }
+
+}
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