-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in 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.ui.diagramEditor;\r
-\r
-import java.awt.datatransfer.Transferable;\r
-import java.awt.datatransfer.UnsupportedFlavorException;\r
-import java.awt.dnd.DnDConstants;\r
-import java.awt.dnd.DropTargetDragEvent;\r
-import java.awt.geom.AffineTransform;\r
-import java.io.IOException;\r
-import java.util.ArrayList;\r
-import java.util.Collections;\r
-import java.util.HashMap;\r
-import java.util.List;\r
-\r
-import org.eclipse.jface.viewers.IStructuredSelection;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.RequestProcessor;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.Session;\r
-import org.simantics.db.common.request.UnaryRead;\r
-import org.simantics.db.common.request.UniqueRead;\r
-import org.simantics.db.common.utils.NameUtils;\r
-import org.simantics.db.common.utils.OrderedSetUtils;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.SelectionHints;\r
-import org.simantics.db.layer0.variable.Variable;\r
-import org.simantics.db.layer0.variable.Variables;\r
-import org.simantics.db.layer0.variable.Variables.Role;\r
-import org.simantics.diagram.adapter.GraphToDiagramSynchronizer;\r
-import org.simantics.diagram.content.ConnectionUtil;\r
-import org.simantics.diagram.stubs.DiagramResource;\r
-import org.simantics.diagram.ui.DiagramModelHints;\r
-import org.simantics.g2d.diagram.handler.DataElementMap;\r
-import org.simantics.g2d.dnd.DnDHints;\r
-import org.simantics.g2d.dnd.ElementClassDragItem;\r
-import org.simantics.g2d.dnd.IDnDContext;\r
-import org.simantics.g2d.dnd.IDropTargetParticipant;\r
-import org.simantics.g2d.element.ElementHints;\r
-import org.simantics.g2d.element.IElement;\r
-import org.simantics.g2d.utils.Alignment;\r
-import org.simantics.layer0.Layer0;\r
-import org.simantics.modeling.ModelingResources;\r
-import org.simantics.modeling.PropertyVariables;\r
-import org.simantics.modeling.PropertyVariablesImpl;\r
-import org.simantics.modeling.ui.diagram.monitor.MonitorClassFactory2;\r
-import org.simantics.structural.stubs.StructuralResource2;\r
-import org.simantics.ui.dnd.LocalObjectTransfer;\r
-import org.simantics.ui.dnd.LocalObjectTransferable;\r
-import org.simantics.ui.selection.WorkbenchSelectionElement;\r
-import org.simantics.ui.selection.WorkbenchSelectionUtils;\r
-import org.simantics.utils.datastructures.Triple;\r
-import org.simantics.utils.datastructures.hints.IHintContext;\r
-import org.simantics.utils.ui.ISelectionUtils;\r
-import org.slf4j.Logger;\r
-import org.slf4j.LoggerFactory;\r
-\r
-import gnu.trove.set.hash.THashSet;\r
-\r
-public class PopulateElementMonitorDropParticipant extends PopulateElementDropParticipant implements IDropTargetParticipant {\r
- private static final Logger LOGGER = LoggerFactory.getLogger(PopulateElementMonitorDropParticipant.class);\r
-\r
- private static final boolean DEBUG = false;\r
-\r
- // Scale for the monitors\r
- double scaleX, scaleY;\r
- // Monitor type\r
- String typeURI;\r
-\r
- public PopulateElementMonitorDropParticipant(GraphToDiagramSynchronizer synchronizer, double scaleX, double scaleY) {\r
- super(synchronizer);\r
- this.scaleX = scaleX;\r
- this.scaleY = scaleY;\r
- this.typeURI = DiagramResource.URIs.Monitor;\r
- }\r
-\r
- public PopulateElementMonitorDropParticipant(GraphToDiagramSynchronizer synchronizer, String typeURI, double scaleX, double scaleY) {\r
- super(synchronizer);\r
- this.scaleX = scaleX;\r
- this.scaleY = scaleY;\r
- this.typeURI = typeURI;\r
- }\r
-\r
- @Override\r
- public void dragEnter(DropTargetDragEvent dtde, final IDnDContext dp) {\r
-\r
- Transferable tr = dtde.getTransferable();\r
-\r
- if (tr.isDataFlavorSupported(LocalObjectTransferable.FLAVOR)) {\r
-\r
- // This must be done to have SWT transfer set the source data\r
- try {\r
- Object obj = tr.getTransferData(LocalObjectTransferable.FLAVOR);\r
- if (DEBUG)\r
- System.out.println("GOT FROM AWT: " + obj);\r
-\r
- // Check SWT\r
- if (!(obj instanceof IStructuredSelection)) {\r
- obj = LocalObjectTransfer.getTransfer().getObject();\r
- if (DEBUG)\r
- System.out.println("GOT FROM SWT: " + obj);\r
- }\r
-\r
- if (obj instanceof IStructuredSelection) {\r
- \r
- IStructuredSelection sel = (IStructuredSelection) obj;\r
- \r
- for(WorkbenchSelectionElement wse : WorkbenchSelectionUtils.getWorkbenchSelectionElements(sel)) {\r
- dp.add(new WSEDragItem(wse));\r
- }\r
-\r
- Session session = synchronizer.getSession();\r
-\r
- List<Variable> properties = resolveVariables(session, (IStructuredSelection) obj);\r
- if (properties.isEmpty())\r
- return;\r
-\r
- List<ElementClassDragItem> items = session.syncRequest(new ResolveItems(properties));\r
- for (ElementClassDragItem item : items)\r
- dp.add(item);\r
-\r
- dp.getHints().setHint(DnDHints.KEY_DND_GRID_COLUMNS, Integer.valueOf(1));\r
- }\r
-\r
- } catch (UnsupportedFlavorException|IOException|DatabaseException e) {\r
- LOGGER.error("dragEnter failed", e);\r
- }\r
- }\r
-\r
- dtde.acceptDrag(DnDConstants.ACTION_COPY);\r
-\r
- }\r
-\r
- public void setHints(IHintContext context) {\r
- }\r
-\r
- protected List<Variable> resolveVariables(RequestProcessor processor, IStructuredSelection sel) throws DatabaseException {\r
- if (sel.isEmpty())\r
- return Collections.emptyList();\r
-\r
- Variable property = WorkbenchSelectionUtils.getPossibleVariable(sel);\r
- if(property != null)\r
- return Collections.singletonList(property);\r
-\r
- property = ISelectionUtils.getSinglePossibleKey(sel, SelectionHints.KEY_SELECTION_PROPERTY, Variable.class);\r
- if (property != null)\r
- return Collections.singletonList(property);\r
-\r
- final List<PropertyVariables> vars = ISelectionUtils.getPossibleKeys(sel, SelectionHints.KEY_MAIN, PropertyVariables.class);\r
- if (!vars.isEmpty()) {\r
- return processor.syncRequest(new UniqueRead<List<Variable>>() {\r
- @Override\r
- public List<Variable> perform(ReadGraph graph) throws DatabaseException {\r
- // FIXME: this is a hack for indexed value support\r
- List<PropertyVariables> vs = PropertyVariablesImpl.resolve(graph, vars);\r
- List<Variable> result = new ArrayList<Variable>(vs.size());\r
- for (PropertyVariables v : vs)\r
- result.add(v.getVisualVariable());\r
- return result;\r
- }\r
- });\r
- }\r
-\r
- return Collections.emptyList();\r
- }\r
-\r
- protected class ResolveItems extends UnaryRead<List<Variable>, List<ElementClassDragItem>> {\r
-\r
- public ResolveItems(List<Variable> parameter) {\r
- super(parameter);\r
- }\r
-\r
- @Override\r
- public List<ElementClassDragItem> perform(ReadGraph graph) throws DatabaseException {\r
- List<ElementClassDragItem> result = new ArrayList<ElementClassDragItem>(parameter.size());\r
- for (Variable property : parameter)\r
- result.addAll( resolve(graph, property) );\r
- return result;\r
- }\r
-\r
- public List<ElementClassDragItem> resolve(ReadGraph graph, Variable parameter) throws DatabaseException {\r
-\r
- if (DEBUG) {\r
- System.out.println("PARAM: " + parameter.getURI(graph));\r
- Variable parent = parameter.browsePossible(graph, "..");\r
- System.out.println("PARENT: " + parent.getURI(graph));\r
- Resource parentComposite = parent.getPossibleRepresents(graph);\r
- System.out.println("PARENT REPRESENTS: " + NameUtils.getSafeLabel(graph, parentComposite));\r
- String prvi = Variables.getRVI(graph, parent);\r
- System.out.println("PARENT RVI: " + prvi);\r
- String parvi = Variables.getRVI(graph, parameter);\r
- System.out.println("PARAM RVI: " + parvi);\r
- }\r
-\r
- Triple<Variable, Resource, IElement> match = findElementInDiagram(graph, parameter, false);\r
- if (match == null)\r
- return Collections.emptyList();\r
- \r
- if(match.third == null) {\r
- // We are in a different diagram, prevent creation of monitors\r
- // from UCs to different UCs or model configuration\r
- Resource diagram = synchronizer.getDiagram().getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);\r
- Resource commonParent = findCommonParent(graph, diagram, match.second);\r
- StructuralResource2 STR = StructuralResource2.getInstance(graph);\r
- if(!graph.isInstanceOf(commonParent, STR.Composite))\r
- return Collections.emptyList();\r
- }\r
-\r
- if (DEBUG) {\r
- System.out.println("p=" + parameter.getURI(graph));\r
- System.out.println("c=" + match.first.getURI(graph));\r
- }\r
-\r
- String rvi = Variables.getRVI(graph, match.first, parameter);\r
- if (DEBUG)\r
- System.out.println("r=" + rvi);\r
-\r
- Resource type = graph.getResource(typeURI);\r
-\r
- ElementClassDragItem item = new ElementClassDragItem(MonitorClassFactory2.createMonitorClass(type, match.third, new HashMap<String, String>(), match.second, rvi, scaleX, scaleY));\r
- item.getHintContext().setHint(ElementHints.KEY_HORIZONTAL_ALIGN, Alignment.LEADING);\r
-\r
- if (match.third != null)\r
- item.getHintContext().setHint(ElementHints.KEY_PARENT_ELEMENT, match.third);\r
-\r
- AffineTransform initialTr = AffineTransform.getScaleInstance(scaleX, scaleY);\r
- item.getHintContext().setHint(ElementHints.KEY_TRANSFORM, initialTr);\r
-\r
- setHints(item.getHintContext());\r
-\r
- return Collections.singletonList(item);\r
-\r
- }\r
-\r
- private Triple<Variable, Resource, IElement> findElementInDiagram(ReadGraph graph, Variable property, boolean propertyRoleFound) throws DatabaseException {\r
- if (property == null)\r
- return null;\r
-\r
- if (DEBUG)\r
- System.out.println("findElementInDiagram " + property.getURI(graph) + " " + property);\r
-\r
- DiagramResource DIA = DiagramResource.getInstance(graph);\r
- ModelingResources MOD = ModelingResources.getInstance(graph);\r
- final Resource diagram = synchronizer.getDiagram().getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);\r
-\r
- if (!propertyRoleFound) {\r
- Role role = property.getPossibleRole(graph);\r
- propertyRoleFound = role == Role.PROPERTY;\r
- }\r
-\r
- Resource represents = property.getPossibleRepresents(graph);\r
- if (represents != null) {\r
- if (DEBUG)\r
- System.out.println("represents " + NameUtils.getSafeName(graph, represents, true));\r
- Resource elementResource = graph.getPossibleObject(represents, MOD.ComponentToElement);\r
- // There must have be at least one\r
- // PROPERTY role variable in the\r
- // browsed path before finding this\r
- // element.\r
- if(elementResource != null && propertyRoleFound) {\r
- Resource elementDiagram = OrderedSetUtils.getSingleOwnerList(graph, elementResource, DIA.Diagram);\r
- if(diagram.equals(elementDiagram)) {\r
- final DataElementMap map = synchronizer.getDiagram().getDiagramClass().getSingleItem(DataElementMap.class);\r
- IElement parentElement = map.getElement(synchronizer.getDiagram(), elementResource);\r
-\r
- if (graph.isInstanceOf(elementResource, DIA.Connection)) {\r
- Resource tailNode = ConnectionUtil.getConnectionTailNode(graph, elementResource);\r
- if (tailNode != null) {\r
- IElement tailNodeElement = map.getElement(synchronizer.getDiagram(), tailNode);\r
- if (tailNodeElement != null)\r
- parentElement = tailNodeElement;\r
- }\r
- }\r
-\r
- return Triple.make(property, represents, parentElement);\r
- } else {\r
- // The monitored target module is on another diagram/composite.\r
- // No parent for the monitor then.\r
- return Triple.make(property, represents, null);\r
- }\r
- }\r
- }\r
-\r
- return findElementInDiagram(graph, property.browsePossible(graph, "."), propertyRoleFound);\r
- }\r
-\r
- }\r
-\r
- private static Resource findCommonParent(ReadGraph graph, Resource a, Resource b) throws DatabaseException {\r
- Layer0 L0 = Layer0.getInstance(graph);\r
- THashSet<Resource> set = new THashSet<>();\r
- while(true) {\r
- if(a != null) {\r
- if(!set.add(a))\r
- return a;\r
- a = graph.getPossibleObject(a, L0.PartOf);\r
- }\r
- else if(b == null)\r
- return graph.getRootLibrary();\r
- if(b != null) {\r
- if(!set.add(b))\r
- return b;\r
- b = graph.getPossibleObject(a, L0.PartOf);\r
- }\r
- }\r
- }\r
-\r
- @Override\r
- public double getPriority() {\r
- return 9.0;\r
- }\r
- \r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.modeling.ui.diagramEditor;
+
+import java.awt.datatransfer.Transferable;
+import java.awt.datatransfer.UnsupportedFlavorException;
+import java.awt.dnd.DnDConstants;
+import java.awt.dnd.DropTargetDragEvent;
+import java.awt.geom.AffineTransform;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RequestProcessor;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.common.request.UnaryRead;
+import org.simantics.db.common.request.UniqueRead;
+import org.simantics.db.common.utils.NameUtils;
+import org.simantics.db.common.utils.OrderedSetUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.SelectionHints;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.db.layer0.variable.Variables.Role;
+import org.simantics.diagram.adapter.GraphToDiagramSynchronizer;
+import org.simantics.diagram.content.ConnectionUtil;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.diagram.ui.DiagramModelHints;
+import org.simantics.g2d.diagram.handler.DataElementMap;
+import org.simantics.g2d.dnd.DnDHints;
+import org.simantics.g2d.dnd.ElementClassDragItem;
+import org.simantics.g2d.dnd.IDnDContext;
+import org.simantics.g2d.dnd.IDropTargetParticipant;
+import org.simantics.g2d.element.ElementHints;
+import org.simantics.g2d.element.IElement;
+import org.simantics.g2d.utils.Alignment;
+import org.simantics.layer0.Layer0;
+import org.simantics.modeling.ModelingResources;
+import org.simantics.modeling.PropertyVariables;
+import org.simantics.modeling.PropertyVariablesImpl;
+import org.simantics.modeling.ui.diagram.monitor.MonitorClassFactory2;
+import org.simantics.structural.stubs.StructuralResource2;
+import org.simantics.ui.dnd.LocalObjectTransfer;
+import org.simantics.ui.dnd.LocalObjectTransferable;
+import org.simantics.ui.selection.WorkbenchSelectionElement;
+import org.simantics.ui.selection.WorkbenchSelectionUtils;
+import org.simantics.utils.datastructures.Triple;
+import org.simantics.utils.datastructures.hints.IHintContext;
+import org.simantics.utils.ui.ISelectionUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import gnu.trove.set.hash.THashSet;
+
+public class PopulateElementMonitorDropParticipant extends PopulateElementDropParticipant implements IDropTargetParticipant {
+ private static final Logger LOGGER = LoggerFactory.getLogger(PopulateElementMonitorDropParticipant.class);
+
+ private static final boolean DEBUG = false;
+
+ // Scale for the monitors
+ double scaleX, scaleY;
+ // Monitor type
+ String typeURI;
+
+ public PopulateElementMonitorDropParticipant(GraphToDiagramSynchronizer synchronizer, double scaleX, double scaleY) {
+ super(synchronizer);
+ this.scaleX = scaleX;
+ this.scaleY = scaleY;
+ this.typeURI = DiagramResource.URIs.Monitor;
+ }
+
+ public PopulateElementMonitorDropParticipant(GraphToDiagramSynchronizer synchronizer, String typeURI, double scaleX, double scaleY) {
+ super(synchronizer);
+ this.scaleX = scaleX;
+ this.scaleY = scaleY;
+ this.typeURI = typeURI;
+ }
+
+ @Override
+ public void dragEnter(DropTargetDragEvent dtde, final IDnDContext dp) {
+
+ Transferable tr = dtde.getTransferable();
+
+ if (tr.isDataFlavorSupported(LocalObjectTransferable.FLAVOR)) {
+
+ // This must be done to have SWT transfer set the source data
+ try {
+ Object obj = tr.getTransferData(LocalObjectTransferable.FLAVOR);
+ if (DEBUG)
+ System.out.println("GOT FROM AWT: " + obj); //$NON-NLS-1$
+
+ // Check SWT
+ if (!(obj instanceof IStructuredSelection)) {
+ obj = LocalObjectTransfer.getTransfer().getObject();
+ if (DEBUG)
+ System.out.println("GOT FROM SWT: " + obj); //$NON-NLS-1$
+ }
+
+ if (obj instanceof IStructuredSelection) {
+
+ IStructuredSelection sel = (IStructuredSelection) obj;
+
+ for(WorkbenchSelectionElement wse : WorkbenchSelectionUtils.getWorkbenchSelectionElements(sel)) {
+ dp.add(new WSEDragItem(wse));
+ }
+
+ Session session = synchronizer.getSession();
+
+ List<Variable> properties = resolveVariables(session, (IStructuredSelection) obj);
+ if (properties.isEmpty())
+ return;
+
+ List<ElementClassDragItem> items = session.syncRequest(new ResolveItems(properties));
+ for (ElementClassDragItem item : items)
+ dp.add(item);
+
+ dp.getHints().setHint(DnDHints.KEY_DND_GRID_COLUMNS, Integer.valueOf(1));
+ }
+
+ } catch (UnsupportedFlavorException|IOException|DatabaseException e) {
+ LOGGER.error("dragEnter failed", e); //$NON-NLS-1$
+ }
+ }
+
+ dtde.acceptDrag(DnDConstants.ACTION_COPY);
+
+ }
+
+ public void setHints(IHintContext context) {
+ }
+
+ protected List<Variable> resolveVariables(RequestProcessor processor, IStructuredSelection sel) throws DatabaseException {
+ if (sel.isEmpty())
+ return Collections.emptyList();
+
+ Variable property = WorkbenchSelectionUtils.getPossibleVariableFromSelection(processor, sel);
+ if(property != null)
+ return Collections.singletonList(property);
+
+ property = ISelectionUtils.getSinglePossibleKey(sel, SelectionHints.KEY_SELECTION_PROPERTY, Variable.class);
+ if (property != null)
+ return Collections.singletonList(property);
+
+ final List<PropertyVariables> vars = ISelectionUtils.getPossibleKeys(sel, SelectionHints.KEY_MAIN, PropertyVariables.class);
+ if (!vars.isEmpty()) {
+ return processor.syncRequest(new UniqueRead<List<Variable>>() {
+ @Override
+ public List<Variable> perform(ReadGraph graph) throws DatabaseException {
+ // FIXME: this is a hack for indexed value support
+ List<PropertyVariables> vs = PropertyVariablesImpl.resolve(graph, vars);
+ List<Variable> result = new ArrayList<Variable>(vs.size());
+ for (PropertyVariables v : vs)
+ result.add(v.getVisualVariable());
+ return result;
+ }
+ });
+ }
+
+ return Collections.emptyList();
+ }
+
+ protected class ResolveItems extends UnaryRead<List<Variable>, List<ElementClassDragItem>> {
+
+ public ResolveItems(List<Variable> parameter) {
+ super(parameter);
+ }
+
+ @Override
+ public List<ElementClassDragItem> perform(ReadGraph graph) throws DatabaseException {
+ List<ElementClassDragItem> result = new ArrayList<ElementClassDragItem>(parameter.size());
+ for (Variable property : parameter)
+ result.addAll( resolve(graph, property) );
+ return result;
+ }
+
+ public List<ElementClassDragItem> resolve(ReadGraph graph, Variable parameter) throws DatabaseException {
+
+ if (DEBUG) {
+ System.out.println("PARAM: " + parameter.getURI(graph)); //$NON-NLS-1$
+ Variable parent = parameter.browsePossible(graph, ".."); //$NON-NLS-1$
+ System.out.println("PARENT: " + parent.getURI(graph)); //$NON-NLS-1$
+ Resource parentComposite = parent.getPossibleRepresents(graph);
+ System.out.println("PARENT REPRESENTS: " + NameUtils.getSafeLabel(graph, parentComposite)); //$NON-NLS-1$
+ String prvi = Variables.getRVI(graph, parent);
+ System.out.println("PARENT RVI: " + prvi); //$NON-NLS-1$
+ String parvi = Variables.getRVI(graph, parameter);
+ System.out.println("PARAM RVI: " + parvi); //$NON-NLS-1$
+ }
+
+ Triple<Variable, Resource, IElement> match = findElementInDiagram(graph, parameter, false);
+ if (match == null)
+ return Collections.emptyList();
+
+ if(match.third == null) {
+ // We are in a different diagram, prevent creation of monitors
+ // from UCs to different UCs or model configuration
+ Resource diagram = synchronizer.getDiagram().getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);
+ Resource commonParent = findCommonParent(graph, diagram, match.second);
+ StructuralResource2 STR = StructuralResource2.getInstance(graph);
+ if(!graph.isInstanceOf(commonParent, STR.Composite))
+ return Collections.emptyList();
+ }
+
+ if (DEBUG) {
+ System.out.println("p=" + parameter.getURI(graph)); //$NON-NLS-1$
+ System.out.println("c=" + match.first.getURI(graph)); //$NON-NLS-1$
+ }
+
+ String rvi = Variables.getRVI(graph, match.first, parameter);
+ if (DEBUG)
+ System.out.println("r=" + rvi); //$NON-NLS-1$
+
+ Resource type = graph.getResource(typeURI);
+
+ ElementClassDragItem item = new ElementClassDragItem(MonitorClassFactory2.createMonitorClass(type, match.third, new HashMap<String, String>(), match.second, rvi, scaleX, scaleY));
+ item.getHintContext().setHint(ElementHints.KEY_HORIZONTAL_ALIGN, Alignment.LEADING);
+
+ if (match.third != null)
+ item.getHintContext().setHint(ElementHints.KEY_PARENT_ELEMENT, match.third);
+
+ AffineTransform initialTr = AffineTransform.getScaleInstance(scaleX, scaleY);
+ item.getHintContext().setHint(ElementHints.KEY_TRANSFORM, initialTr);
+
+ setHints(item.getHintContext());
+
+ return Collections.singletonList(item);
+
+ }
+
+ private Triple<Variable, Resource, IElement> findElementInDiagram(ReadGraph graph, Variable property, boolean propertyRoleFound) throws DatabaseException {
+ if (property == null)
+ return null;
+
+ if (DEBUG)
+ System.out.println("findElementInDiagram " + property.getURI(graph) + " " + property); //$NON-NLS-1$ //$NON-NLS-2$
+
+ DiagramResource DIA = DiagramResource.getInstance(graph);
+ ModelingResources MOD = ModelingResources.getInstance(graph);
+ final Resource diagram = synchronizer.getDiagram().getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);
+
+ if (!propertyRoleFound) {
+ Role role = property.getPossibleRole(graph);
+ propertyRoleFound = role == Role.PROPERTY;
+ }
+
+ Resource represents = property.getPossibleRepresents(graph);
+ if (represents != null) {
+ if (DEBUG)
+ System.out.println("represents " + NameUtils.getSafeName(graph, represents, true)); //$NON-NLS-1$
+ Resource elementResource = graph.getPossibleObject(represents, MOD.ComponentToElement);
+ // There must have be at least one
+ // PROPERTY role variable in the
+ // browsed path before finding this
+ // element.
+ if(elementResource != null && propertyRoleFound) {
+ Resource elementDiagram = OrderedSetUtils.getSingleOwnerList(graph, elementResource, DIA.Diagram);
+ if(diagram.equals(elementDiagram)) {
+ final DataElementMap map = synchronizer.getDiagram().getDiagramClass().getSingleItem(DataElementMap.class);
+ IElement parentElement = map.getElement(synchronizer.getDiagram(), elementResource);
+
+ if (graph.isInstanceOf(elementResource, DIA.Connection)) {
+ Resource tailNode = ConnectionUtil.getConnectionTailNode(graph, elementResource);
+ if (tailNode != null) {
+ IElement tailNodeElement = map.getElement(synchronizer.getDiagram(), tailNode);
+ if (tailNodeElement != null)
+ parentElement = tailNodeElement;
+ }
+ }
+
+ return Triple.make(property, represents, parentElement);
+ } else {
+ // The monitored target module is on another diagram/composite.
+ // No parent for the monitor then.
+ return Triple.make(property, represents, null);
+ }
+ }
+ }
+
+ return findElementInDiagram(graph, property.browsePossible(graph, "."), propertyRoleFound); //$NON-NLS-1$
+ }
+
+ }
+
+ private static Resource findCommonParent(ReadGraph graph, Resource a, Resource b) throws DatabaseException {
+ Layer0 L0 = Layer0.getInstance(graph);
+ THashSet<Resource> set = new THashSet<>();
+ while(true) {
+ if(a != null) {
+ if(!set.add(a))
+ return a;
+ a = graph.getPossibleObject(a, L0.PartOf);
+ }
+ else if(b == null)
+ return graph.getRootLibrary();
+ if(b != null) {
+ if(!set.add(b))
+ return b;
+ b = graph.getPossibleObject(a, L0.PartOf);
+ }
+ }
+ }
+
+ @Override
+ public double getPriority() {
+ return 9.0;
+ }
+
}
\ No newline at end of file