/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>, Eduardo Ramos <eduramiba@gmail.com>
Website : http://www.gephi.org
This file is part of Gephi.
Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
Gephi 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with Gephi. If not, see <http://www.gnu.org/licenses/>.
*/
package org.gephi.visualization.apiimpl.contextmenuitems;
import java.awt.event.KeyEvent;
import java.util.HashSet;
import java.util.Set;
import javax.swing.Icon;
import org.gephi.graph.api.GroupData;
import org.gephi.graph.api.Node;
import org.gephi.graph.api.NodeData;
import org.gephi.visualization.hull.ConvexHull;
import org.gephi.visualization.opengl.compatibility.objects.ConvexHullModel;
import org.gephi.visualization.spi.GraphContextMenuItem;
import org.openide.util.ImageUtilities;
import org.openide.util.NbBundle;
import org.openide.util.lookup.ServiceProvider;
/**
*
*/
@ServiceProvider(service = GraphContextMenuItem.class)
public class Contract extends BasicItem{
public void execute() {
try {
Set<Node> parents = new HashSet<Node>();
for (Node node : nodes) {
Node nodeParent = graph.getParent(node);
if (nodeParent != null) {
parents.add(nodeParent);
}
}
for (Node parent : parents) {
GroupData gd = (GroupData) parent.getNodeData();
if (gd.getHullModel() != null) {
ConvexHull hull = ((ConvexHullModel) gd.getHullModel()).getObj();
contractPositioning(hull);
}
graph.retract(parent);
}
} catch (Exception e) {
e.printStackTrace();
graph.readUnlockAll();
}
}
private void contractPositioning(ConvexHull hull) {
NodeData metaNode = hull.getMetaNode().getNodeData();
metaNode.setX(hull.x());
metaNode.setY(hull.y());
ConvexHullModel model = (ConvexHullModel) hull.getModel();
model.setScale(0.9f);
model.setScaleQuantum(-0.1f);
}
public String getName() {
return NbBundle.getMessage(Contract.class, "GraphContextMenu_Contract");
}
public boolean canExecute() {
for (Node n : nodes) {
if (graph.getParent(n)!=null) {
return true;
}
}
return false;
}
public int getType() {
return 100;
}
public int getPosition() {
return 100;
}
public Icon getIcon() {
return ImageUtilities.loadImageIcon("org/gephi/visualization/api/resources/contract.png", false);
}
@Override
public Integer getMnemonicKey() {
return KeyEvent.VK_C;
}
}