/*
* Copyright (c) 2007 BUSINESS OBJECTS SOFTWARE LIMITED
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of Business Objects nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS 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 THE COPYRIGHT OWNER OR 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.
*/
/*
* UndoableChangeGemLocationEdit.java
* Creation date: (04/01/2002 2:16:00 PM)
* By: Edward Lam
*/
package org.openquark.gems.client;
import java.awt.Point;
import javax.swing.undo.AbstractUndoableEdit;
/**
* An UndoableEdit used to undo the change in the location of a gem.
* Creation date: (04/01/2002 2:16:00 PM)
* @author Edward Lam
*/
class UndoableChangeGemLocationEdit extends AbstractUndoableEdit {
private static final long serialVersionUID = 8238292260827802613L;
/** The tabletop for the gem. */
private final TableTop tableTop;
/** The displayed gem in question. */
private final DisplayedGem displayedGem;
/** The old location of the displayed gem. */
private final Point oldLocationRelativeToOriginalOrigin;
/** The new location of the displayed gem. */
private final Point newLocationRelativeToOriginalOrigin;
/**
* Constructor for an UndoableChangeGemLocationEdit.
* @param tableTop the table top to which this edit belongs
* @param displayedGem the displayed gem in question
* @param oldLocation the former location of the gem
*/
public UndoableChangeGemLocationEdit(TableTop tableTop, DisplayedGem displayedGem, java.awt.Point oldLocation) {
this.tableTop = tableTop;
this.displayedGem = displayedGem;
Point originalOrigin = tableTop.getOriginalOrigin();
Point newLocation = displayedGem.getLocation();
this.oldLocationRelativeToOriginalOrigin = new Point(oldLocation.x - originalOrigin.x, oldLocation.y - originalOrigin.y);
this.newLocationRelativeToOriginalOrigin = new Point(newLocation.x - originalOrigin.x, newLocation.y - originalOrigin.y);
}
/**
* A reasonable name for this edit.
* Creation date: (04/01/2002 2:16:00 PM)
*/
@Override
public String getPresentationName() {
return GemCutter.getResourceString("UndoText_MoveGem");
}
/**
* Redo the edit.
* Creation date: (04/01/2002 2:16:00 PM)
*/
@Override
public void redo() {
super.redo();
Point originalOrigin = tableTop.getOriginalOrigin();
Point newLocation = new Point(newLocationRelativeToOriginalOrigin.x + originalOrigin.x,
newLocationRelativeToOriginalOrigin.y + originalOrigin.y);
tableTop.changeGemLocation(displayedGem, newLocation);
}
/**
* Undo the edit.
* Creation date: (04/01/2002 2:16:00 PM)
*/
@Override
public void undo() {
super.undo();
Point originalOrigin = tableTop.getOriginalOrigin();
Point oldLocation = new Point(oldLocationRelativeToOriginalOrigin.x + originalOrigin.x,
oldLocationRelativeToOriginalOrigin.y + originalOrigin.y);
tableTop.changeGemLocation(displayedGem, oldLocation);
}
}