/*
 * Copyright (C) 2012 by the Widelands Development Team
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 */

#include "editor/tools/draw_tool.h"

#include "editor/tools/action_args.h"
#include "editor/tools/history.h"

// TODO(unknown): Saving every action in a list isn't very efficient.
// A long list can take several seconds to undo/redo every action.
// If someone has a better idea how to do this, implement it!
void EditorDrawTool::add_action(EditorToolAction ac, EditorActionArgs& args) {
	args.draw_actions.push_back(new EditorToolAction(ac));
}

int32_t
EditorDrawTool::handle_click_impl(const Widelands::World& world,
                                  const Widelands::NodeAndTriangle<Widelands::Coords>& /* center */,
                                  EditorInteractive& /* parent */,
                                  EditorActionArgs* args,
                                  Widelands::Map* /* map */) {

	for (std::list<EditorToolAction*>::iterator i = args->draw_actions.begin();
	     i != args->draw_actions.end(); ++i) {
		(*i)->tool.handle_click(static_cast<EditorTool::ToolIndex>((*i)->i), world, (*i)->center,
		                        (*i)->parent, (*i)->args, &((*i)->map));
	}
	return args->draw_actions.size();
}

int32_t
EditorDrawTool::handle_undo_impl(const Widelands::World& world,
                                 const Widelands::NodeAndTriangle<Widelands::Coords>& /* center */,
                                 EditorInteractive& /* parent */,
                                 EditorActionArgs* args,
                                 Widelands::Map* /* map */) {
	for (std::list<EditorToolAction*>::reverse_iterator i = args->draw_actions.rbegin();
	     i != args->draw_actions.rend(); ++i) {
		(*i)->tool.handle_undo(static_cast<EditorTool::ToolIndex>((*i)->i), world, (*i)->center,
		                       (*i)->parent, (*i)->args, &((*i)->map));
	}
	return args->draw_actions.size();
}

EditorActionArgs EditorDrawTool::format_args_impl(EditorInteractive& parent) {
	return EditorTool::format_args_impl(parent);
}
