/*
* Copyright 2017 Laszlo Balazs-Csiki
*
* This file is part of Pixelitor. Pixelitor is free software: you
* can redistribute it and/or modify it under the terms of the GNU
* General Public License, version 3 as published by the Free
* Software Foundation.
*
* Pixelitor 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Pixelitor. If not, see <http://www.gnu.org/licenses/>.
*/
package pixelitor.history;
import pixelitor.Composition;
import pixelitor.layers.Layer;
import javax.swing.undo.CannotRedoException;
import javax.swing.undo.CannotUndoException;
/**
* A PixelitorEdit that represents the enabling or disabling of a layer mask
*/
public class EnableLayerMaskEdit extends PixelitorEdit {
private Layer layer;
public EnableLayerMaskEdit(Composition comp, Layer layer) {
super(comp, layer.isMaskEnabled() ?
"Enable Layer Mask" : "Disable Layer Mask");
this.layer = layer;
}
@Override
public void undo() throws CannotUndoException {
super.undo();
changeEnabledState();
}
@Override
public void redo() throws CannotRedoException {
super.redo();
changeEnabledState();
}
private void changeEnabledState() {
boolean newEnabled = !layer.isMaskEnabled();
layer.setMaskEnabled(newEnabled, false);
History.notifyMenus(this);
}
@Override
public void die() {
super.die();
layer = null;
}
}