/*
Violet - A program for editing UML diagrams.
Copyright (C) 2007 Cay S. Horstmann (http://horstmann.com)
Alexandre de Pellegrin (http://alexdp.free.fr);
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 2 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.horstmann.violet.product.diagram.activity;
import java.awt.geom.Point2D;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import com.horstmann.violet.product.diagram.property.BentStyleChoiceList;
import com.horstmann.violet.product.diagram.abstracts.AbstractGraph;
import com.horstmann.violet.product.diagram.abstracts.edge.IEdge;
import com.horstmann.violet.product.diagram.abstracts.node.INode;
import com.horstmann.violet.product.diagram.activity.edge.ActivityTransitionEdge;
import com.horstmann.violet.product.diagram.activity.node.*;
import com.horstmann.violet.product.diagram.common.edge.NoteEdge;
import com.horstmann.violet.product.diagram.common.node.NoteNode;
/**
* An UML activity diagram.
*/
public class ActivityDiagramGraph extends AbstractGraph
{
public List<INode> getNodePrototypes()
{
return NODE_PROTOTYPES;
}
public List<IEdge> getEdgePrototypes()
{
return EDGE_PROTOTYPES;
}
@Override
public boolean connect(IEdge e, INode start, Point2D startLocation, INode end, Point2D endLocation, Point2D[] transitionPoints)
{
if (!ActivityTransitionEdge.class.isInstance(e))
{
return super.connect(e, start, startLocation, end, endLocation, transitionPoints);
}
ActivityTransitionEdge transitionEdge = (ActivityTransitionEdge) e;
if (DecisionNode.class.isInstance(start))
{
boolean isSyncBarAtEnd = SynchronizationBarNode.class.isInstance(end);
if (isSyncBarAtEnd)
{
// For syn bar, we want to connect edge to north or south points
transitionEdge.getBentStyleChoiceList().setSelectedValue(BentStyleChoiceList.AUTO);
}
if (!isSyncBarAtEnd)
{
// For all the other cases, decision node_old are connected from east or west
transitionEdge.getBentStyleChoiceList().setSelectedValue(BentStyleChoiceList.HV);
}
}
return super.connect(e, start, startLocation, end, endLocation, transitionPoints);
}
private static final List<INode> NODE_PROTOTYPES = new ArrayList<INode>(Arrays.asList(
new ScenarioStartNode(),
new ActivityNode(),
new DecisionNode(),
new SignalSendingNode(),
new SignalReceiptNode(),
new SynchronizationBarNode(),
new ScenarioEndNode(),
new WaitTimeActionNode(),
new PageLinkNode(),
new NoteNode()
));
private static final List<IEdge> EDGE_PROTOTYPES = new ArrayList<IEdge>(Arrays.asList(
new ActivityTransitionEdge(),
new NoteEdge()
));
}