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/*
* TouchGraph LLC. Apache-Style Software License
*
*
* Copyright (c) 2001-2002 Alexander Shapiro. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by
* TouchGraph LLC (http://www.touchgraph.com/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "TouchGraph" or "TouchGraph LLC" must not be used to endorse
* or promote products derived from this software without prior written
* permission. For written permission, please contact
* alex@touchgraph.com
*
* 5. Products derived from this software may not be called "TouchGraph",
* nor may "TouchGraph" appear in their name, without prior written
* permission of alex@touchgraph.com.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL TOUCHGRAPH OR ITS CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
*/
package com.touchgraph.graphlayout.interaction;
import com.touchgraph.graphlayout.*;
import java.awt.event.*;
import java.awt.*;
//import javax.swing.*;
//import javax.swing.event.*;
/** GLNavigateUI. User interface for moving around the graph, as opposed
* to editing.
*
* @author Alexander Shapiro
* @author Murray Altheim (abstracted GLPanel to TGScrollPane interface)
* @version 1.22-jre1.1 $Id: GLNavigateUI.java,v 1.1 2002/09/19 15:58:21 ldornbusch Exp $
*/
public class GLNavigateUI extends TGUserInterface {
GLPanel glPanel;
TGPanel tgPanel;
GLNavigateMouseListener ml;
TGAbstractDragUI hvDragUI;
TGAbstractDragUI rotateDragUI;
//TGAbstractDragUI hvRotateDragUI;
DragNodeUI dragNodeUI;
LocalityScroll localityScroll;
PopupMenu nodePopup;
PopupMenu edgePopup;
Node popupNode;
Edge popupEdge;
public GLNavigateUI( GLPanel glp ) {
glPanel = glp;
tgPanel = glPanel.getTGPanel();
localityScroll = glPanel.getLocalityScroll();
hvDragUI = glPanel.getHVScroll().getHVDragUI();
rotateDragUI = glPanel.getRotateScroll().getRotateDragUI();
//hvRotateDragUI = new HVRotateDragUI(tgPanel,
// glPanel.getHVScroll(), glPanel.getRotateScroll());
dragNodeUI = new DragNodeUI(tgPanel);
ml = new GLNavigateMouseListener();
setUpNodePopup(glp);
setUpEdgePopup(glp);
}
public void activate() {
tgPanel.addMouseListener(ml);
}
public void deactivate() {
tgPanel.removeMouseListener(ml);
}
class GLNavigateMouseListener extends MouseAdapter {
public void mousePressed(MouseEvent e) {
Node mouseOverN = tgPanel.getMouseOverN();
if (e.getModifiers() == MouseEvent.BUTTON1_MASK) {
if (mouseOverN == null)
hvDragUI.activate(e);
else
dragNodeUI.activate(e);
}
}
public void mouseClicked(MouseEvent e) {
Node mouseOverN = tgPanel.getMouseOverN();
if (e.getModifiers() == MouseEvent.BUTTON1_MASK) {
if ( mouseOverN != null) {
tgPanel.setSelect(mouseOverN);
glPanel.getHVScroll().slowScrollToCenter(mouseOverN);
try {
tgPanel.setLocale(mouseOverN, localityScroll.getLocalityRadius());
}
catch (TGException ex) {
System.out.println("Error setting locale");
ex.printStackTrace();
}
}
}
}
public void mouseReleased(MouseEvent e) {
if (e.isPopupTrigger()) {
popupNode = tgPanel.getMouseOverN();
popupEdge = tgPanel.getMouseOverE();
if (popupNode!=null) {
tgPanel.setMaintainMouseOver(true);
// nodePopup.show(e.getComponent(), e.getX(), e.getY());
nodePopup.show(tgPanel, e.getX(), e.getY());
}
else if (popupEdge!=null) {
tgPanel.setMaintainMouseOver(true);
// edgePopup.show(e.getComponent(), e.getX(), e.getY());
edgePopup.show(tgPanel, e.getX(), e.getY());
}
else {
// glPanel.glPopup.show(e.getComponent(), e.getX(), e.getY());
glPanel.glPopup.show(tgPanel, e.getX(), e.getY());
}
}
else tgPanel.setMaintainMouseOver(false);
}
}
private void setUpNodePopup( GLPanel glp) {
nodePopup = new PopupMenu();
glp.add(nodePopup);
MenuItem menuItem;
menuItem = new MenuItem("Expand Node");
ActionListener expandAction = new ActionListener() {
public void actionPerformed(ActionEvent e) {
if(popupNode!=null) {
tgPanel.expandNode(popupNode);
}
// JDK11 Change .. because of MenuBecomesInvisible
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverN(null);
tgPanel.repaint();
// JDK11 Change .. because of MenuBecomesInvisible
}
};
menuItem.addActionListener(expandAction);
nodePopup.add(menuItem);
menuItem = new MenuItem("Collapse Node");
ActionListener collapseAction = new ActionListener() {
public void actionPerformed(ActionEvent e) {
if(popupNode!=null) {
tgPanel.collapseNode(popupNode );
}
// JDK11 Change .. because of MenuBecomesInvisible
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverN(null);
tgPanel.repaint();
// JDK11 Change .. because of MenuBecomesInvisible
}
};
menuItem.addActionListener(collapseAction);
nodePopup.add(menuItem);
menuItem = new MenuItem("Hide Node");
ActionListener hideAction = new ActionListener() {
public void actionPerformed(ActionEvent e) {
if(popupNode!=null) {
tgPanel.hideNode(popupNode );
}
// JDK11 Change .. because of MenuBecomesInvisible
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverN(null);
tgPanel.repaint();
// JDK11 Change .. because of MenuBecomesInvisible
}
};
menuItem.addActionListener(hideAction);
nodePopup.add(menuItem);
menuItem = new MenuItem("Center Node");
ActionListener centerAction = new ActionListener() {
public void actionPerformed(ActionEvent e) {
if(popupNode!=null) {
glPanel.getHVScroll().slowScrollToCenter(popupNode);
}
// JDK11 Change .. because of MenuBecomesInvisible
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverN(null);
tgPanel.repaint();
// JDK11 Change .. because of MenuBecomesInvisible
}
};
menuItem.addActionListener(centerAction);
nodePopup.add(menuItem);
/* nodePopup.addPopupMenuListener(new PopupMenuListener() {
public void popupMenuCanceled(PopupMenuEvent e) {}
public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverN(null);
tgPanel.repaint();
}
public void popupMenuWillBecomeVisible(PopupMenuEvent e) {}
});*/
}
private void setUpEdgePopup( GLPanel glp) {
edgePopup = new PopupMenu();
glp.add(edgePopup);
MenuItem menuItem;
menuItem = new MenuItem("Hide Edge");
ActionListener hideAction = new ActionListener() {
public void actionPerformed(ActionEvent e) {
if(popupEdge!=null) {
tgPanel.hideEdge(popupEdge);
}
// JDK11 Change .. because of MenuBecomesInvisible
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverN(null);
tgPanel.repaint();
// JDK11 Change .. because of MenuBecomesInvisible
}
};
menuItem.addActionListener(hideAction);
edgePopup.add(menuItem);
/* edgePopup.addPopupMenuListener(new PopupMenuListener() {
public void popupMenuCanceled(PopupMenuEvent e) {}
public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
tgPanel.setMaintainMouseOver(false);
tgPanel.setMouseOverE(null);
tgPanel.repaint();
}
public void popupMenuWillBecomeVisible(PopupMenuEvent e) {}
});*/
}
} // end com.touchgraph.graphlayout.interaction.GLNavigateUI
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