aseprite/src/commands/cmd_remove_layer.cpp

89 lines
2.4 KiB
C++

/* ASE - Allegro Sprite Editor
* Copyright (C) 2001-2011 David Capello
*
* 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "gui/widget.h"
#include "app.h"
#include "commands/command.h"
#include "modules/gui.h"
#include "raster/layer.h"
#include "raster/sprite.h"
#include "raster/undo.h"
#include "undoable.h"
#include "sprite_wrappers.h"
#include "widgets/statebar.h"
//////////////////////////////////////////////////////////////////////
// remove_layer
class RemoveLayerCommand : public Command
{
public:
RemoveLayerCommand();
Command* clone() { return new RemoveLayerCommand(*this); }
protected:
bool onEnabled(Context* context);
void onExecute(Context* context);
};
RemoveLayerCommand::RemoveLayerCommand()
: Command("RemoveLayer",
"Remove Layer",
CmdRecordableFlag)
{
}
bool RemoveLayerCommand::onEnabled(Context* context)
{
const CurrentSpriteReader sprite(context);
return
sprite != NULL &&
sprite->getCurrentLayer() != NULL;
}
void RemoveLayerCommand::onExecute(Context* context)
{
std::string layer_name;
CurrentSpriteWriter sprite(context);
{
Undoable undoable(sprite, "Remove Layer");
layer_name = sprite->getCurrentLayer()->getName();
undoable.removeLayer(sprite->getCurrentLayer());
undoable.commit();
}
update_screen_for_sprite(sprite);
app_get_statusbar()->invalidate();
app_get_statusbar()
->showTip(1000, "Layer `%s' removed",
layer_name.c_str());
}
//////////////////////////////////////////////////////////////////////
// CommandFactory
Command* CommandFactory::createRemoveLayerCommand()
{
return new RemoveLayerCommand;
}