/*
* 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;
/**
* Merges the current layer with the one below and selects the merged layer.
*
* @version $Id$
*/
public class MergeLayerDownAction extends AbstractLayerAction
{
// public MergeLayerDownAction(ISelectionProvider provider, MapEditor editor) {
// super(provider,
// editor,
// Resources.getString("action.layer.mergedown.name"),
// Resources.getString("action.layer.mergedown.tooltip"), Resources.getImageDescriptor("stock-merge-down-16.png"));
//
//// putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke("shift control M"));
// }
protected void doPerformAction() {
Map map = editor.getMap();
int layerIndex = editor.getCurrentLayerIndex();
if (layerIndex > 0) {
map.mergeLayerDown(layerIndex);
editor.setCurrentLayer(layerIndex - 1);
}
}
@Override
public boolean calcEnabled() {
return super.calcEnabled() && editor.getCurrentLayerIndex() > 0;
}
}