/*
* Tiled Map Editor, (c) 2004-2006
*
* 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.
*
* Adam Turk <aturk@biggeruniverse.com>
* Bjorn Lindeijer <bjorn@lindeijer.nl>
*/
package com.onpositive.mapper.actions;
import tiled.core.Map;
/**
* Deletes the selected layer and selects the layer that takes the same index.
*
* @version $Id$
*/
public class DeleteLayerAction extends AbstractLayerAction
{
protected void doPerformAction() {
Map map = editor.getMap();
int layerIndex = editor.getCurrentLayerIndex();
int totalLayers = map.getTotalLayers();
if (layerIndex >= 0) {
map.removeLayer(layerIndex);
// If the topmost layer was selected, the layer index is invalid
// after removing that layer. The right thing to do is to reset it
// to the new topmost layer.
if (layerIndex == totalLayers - 1) {
editor.setCurrentLayer(totalLayers - 2);
}
}
}
}