/* === S Y N F I G ========================================================= */
/*!	\file colorset.cpp
**	\brief Template File
**
**	$Id$
**
**	\legal
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
**	This package 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 package 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.
**	\endlegal
*/
/* ========================================================================= */

/* === H E A D E R S ======================================================= */

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include "layerparamset.h"
#include "valuenodeconstset.h"
#include "valuedescconnect.h"
#include "waypointsetsmart.h"

#include "colorset.h"
#include <synfigapp/canvasinterface.h>
#include <synfigapp/main.h>

#include <synfigapp/general.h>

#endif

using namespace std;
using namespace etl;
using namespace synfig;
using namespace synfigapp;
using namespace Action;

/* === M A C R O S ========================================================= */

ACTION_INIT(Action::ColorSetFromOC);
ACTION_SET_NAME(Action::ColorSetFromOC, "ColorSetFromOC");
ACTION_SET_LOCAL_NAME(Action::ColorSetFromOC, N_("Apply Outline Color"));
ACTION_SET_TASK(Action::ColorSetFromOC, "set");
ACTION_SET_CATEGORY(Action::ColorSetFromOC, Action::CATEGORY_VALUEDESC);
ACTION_SET_PRIORITY(Action::ColorSetFromOC, 0);
ACTION_SET_VERSION(Action::ColorSetFromOC, "0.0");
ACTION_SET_CVS_ID(Action::ColorSetFromOC, "$Id$");

ACTION_INIT(Action::ColorSetFromFC);
ACTION_SET_NAME(Action::ColorSetFromFC, "ColorSetFromFC");
ACTION_SET_LOCAL_NAME(Action::ColorSetFromFC, N_("Apply Fill Color"));
ACTION_SET_TASK(Action::ColorSetFromFC, "set");
ACTION_SET_CATEGORY(Action::ColorSetFromFC, Action::CATEGORY_VALUEDESC);
ACTION_SET_PRIORITY(Action::ColorSetFromFC, 0);
ACTION_SET_VERSION(Action::ColorSetFromFC, "0.0");
ACTION_SET_CVS_ID(Action::ColorSetFromFC, "$Id$");

/* === G L O B A L S ======================================================= */

/* === P R O C E D U R E S ================================================= */

/* === M E T H O D S ======================================================= */

Action::ColorSet::ColorSet(bool use_outline_color):
  time(0), use_outline_color(use_outline_color)
{
}

Action::ParamVocab
Action::ColorSet::get_param_vocab()
{
	ParamVocab ret(Action::CanvasSpecific::get_param_vocab());

	ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
		.set_local_name(_("ValueDesc"))
		.set_supports_multiple()
	);

	ret.push_back(ParamDesc("time",Param::TYPE_TIME)
		.set_local_name(_("Time"))
		.set_optional()
	);

	return ret;
}

bool
Action::ColorSet::is_candidate(const ParamList &x)
{
	if (!candidate_check(get_param_vocab(), x))
		return false;

	std::multimap<synfig::String, Param>::const_iterator iter;
	for (iter = x.begin(); iter != x.end(); ++iter)
	{
		if (iter->first == "value_desc" &&
				iter->second.get_value_desc().get_value_type() != type_color)
			return false;
	}

	return true;
}

bool
Action::ColorSet::set_param(const synfig::String& name, const Action::Param &param)
{
	if (name == "value_desc" && param.get_type() == Param::TYPE_VALUEDESC)
	{
		// Grab the value_desc
		ValueDesc value_desc = param.get_value_desc();
		if (value_desc.get_value_type() != type_color)
			return false;

		value_desc_list.push_back(value_desc);

		// Grab the current outline or fill color
		if (use_outline_color)
			color = synfigapp::Main::get_outline_color();
		else
			color = synfigapp::Main::get_fill_color();

		return true;
	}

	if (name == "time" && param.get_type() == Param::TYPE_TIME)
	{
		time = param.get_time();

		return true;
	}

	return Action::CanvasSpecific::set_param(name, param);
}

bool
Action::ColorSet::is_ready() const
{
	if (value_desc_list.size() == 0)
		return false;

	return Action::CanvasSpecific::is_ready();
}

void
Action::ColorSet::prepare()
{
	clear();

	std::list<ValueDesc>::iterator iter;
	for (iter = value_desc_list.begin(); iter != value_desc_list.end(); ++iter)
	{
		ValueDesc& value_desc(*iter);

		Action::Handle action = Action::create("ValueDescSet");
		action->set_param("canvas", get_canvas());
		action->set_param("canvas_interface", get_canvas_interface());
		action->set_param("value_desc", value_desc);
		action->set_param("new_value", ValueBase(color));
		action->set_param("time", time);

		if (!action->is_ready())
			throw Error(Error::TYPE_NOTREADY);

		add_action_front(action);
	}
}