comparison java/src/uk/ac/qmul/eecs/ccmi/gui/HapticTrigger.java @ 0:9418ab7b7f3f

Initial import

+/*  
+ CCmI Editor - A Collaborative Cross-Modal Diagram Editing Tool
+  
+ Copyright (C) 2011  Queen Mary University of London (http://ccmi.eecs.qmul.ac.uk/)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package uk.ac.qmul.eecs.ccmi.gui;
+
+import uk.ac.qmul.eecs.ccmi.diagrammodel.CollectionEvent;
+import uk.ac.qmul.eecs.ccmi.diagrammodel.CollectionListener;
+import uk.ac.qmul.eecs.ccmi.diagrammodel.ElementChangedEvent;
+import uk.ac.qmul.eecs.ccmi.haptics.HapticsFactory;
+
+/**
+ * A CollectionListener that updates the haptic scene upon insertion deletion and 
+ * movement of nodes and edges in the diagram.
+ * 
+ *
+ */
+public class HapticTrigger implements CollectionListener {
+
+	@Override
+	public void elementInserted(CollectionEvent evt) {
+		if(evt.getDiagramElement() instanceof Node){
+			Node n = (Node)evt.getDiagramElement();
+			HapticsFactory.getInstance().addNode(n.getBounds().getCenterX(), n.getBounds().getCenterY(), System.identityHashCode(n));
+		}else{//edge
+			Edge e = (Edge)evt.getDiagramElement();
+			Edge.PointRepresentation pr = e.getPointRepresentation();
+			HapticsFactory.getInstance().addEdge(System.identityHashCode(e),pr.xs,pr.ys,pr.adjMatrix,pr.nodeStart,e.getStipplePattern(),e.getNameLine());
+		}
+	}
+
+	@Override
+	public void elementTakenOut(CollectionEvent evt) {
+		if(evt.getDiagramElement() instanceof Node){
+			Node n = (Node)evt.getDiagramElement();
+			HapticsFactory.getInstance().removeNode(System.identityHashCode(n));
+		}else{//edge
+			Edge e = (Edge)evt.getDiagramElement();
+			HapticsFactory.getInstance().removeEdge(System.identityHashCode(e));
+		}
+	}
+
+	@Override
+	public void elementChanged(ElementChangedEvent evt) {
+		if("stop_move".equals(evt.getChangeType())){
+			if(evt.getDiagramElement() instanceof Edge){
+				Edge e = (Edge)evt.getDiagramElement();
+				Edge.PointRepresentation pr = e.getPointRepresentation();
+				HapticsFactory.getInstance().updateEdge(System.identityHashCode(e), pr.xs, pr.ys,pr.adjMatrix,pr.nodeStart, e.getNameLine());
+			}else{
+				Node n = (Node)evt.getDiagramElement();		
+				HapticsFactory.getInstance().moveNode(
+						n.getBounds().getCenterX(),
+						n.getBounds().getCenterY(),
+						System.identityHashCode(n)
+				);
+			}
+		}
+	}
+	   
+}