/* === S Y N F I G ========================================================= */
/*! \file layerparamset.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 <synfig/general.h>
#include "layerparamset.h"
#include <synfigapp/canvasinterface.h>
#include <synfigapp/localization.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::LayerParamSet);
ACTION_SET_NAME(Action::LayerParamSet,"LayerParamSet");
ACTION_SET_LOCAL_NAME(Action::LayerParamSet,N_("Set Layer Parameter"));
ACTION_SET_TASK(Action::LayerParamSet,"set");
ACTION_SET_CATEGORY(Action::LayerParamSet,Action::CATEGORY_LAYER);
ACTION_SET_PRIORITY(Action::LayerParamSet,0);
ACTION_SET_VERSION(Action::LayerParamSet,"0.0");
ACTION_SET_CVS_ID(Action::LayerParamSet,"$Id$");
/* === 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::LayerParamSet::LayerParamSet()
{
}
Action::ParamVocab
Action::LayerParamSet::get_param_vocab()
{
ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
ret.push_back(ParamDesc("layer",Param::TYPE_LAYER)
.set_local_name(_("Layer"))
);
ret.push_back(ParamDesc("param",Param::TYPE_STRING)
.set_local_name(_("Param"))
);
ret.push_back(ParamDesc("new_value",Param::TYPE_VALUE)
.set_local_name(_("ValueBase"))
);
return ret;
}
bool
Action::LayerParamSet::is_candidate(const ParamList &x)
{
return candidate_check(get_param_vocab(),x);
}
bool
Action::LayerParamSet::set_param(const synfig::String& name, const Action::Param ¶m)
{
if(name=="layer" && param.get_type()==Param::TYPE_LAYER)
{
layer=param.get_layer();
return true;
}
if(name=="new_value" && param.get_type()==Param::TYPE_VALUE)
{
new_value=param.get_value();
return true;
}
if(name=="param" && param.get_type()==Param::TYPE_STRING)
{
param_name=param.get_string();
return true;
}
return Action::CanvasSpecific::set_param(name,param);
}
bool
Action::LayerParamSet::is_ready()const
{
if(!layer || !new_value.is_valid() || param_name.empty())
return false;
return Action::CanvasSpecific::is_ready();
}
void
Action::LayerParamSet::perform()
{
// See if the parameter is dynamic
if(layer->dynamic_param_list().count(param_name))
throw Error(_("ValueNode attached to Parameter."));
old_value=layer->get_param(param_name);
// We shouldn't change the parameters properties when change its value
new_value.copy_properties_of(old_value);
if(!layer->set_param(param_name,new_value))
throw Error(_("Layer did not accept parameter."));
/*if(layer->active())
set_dirty(true);
else
set_dirty(false);
*/
layer->changed();
// Signal that a layer has been inserted
if(get_canvas_interface())
{
get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
}
}
void
Action::LayerParamSet::undo()
{
if(!layer->set_param(param_name,old_value))
throw Error(_("Layer did not accept parameter."));
/*
if(layer->active())
set_dirty(true);
else
set_dirty(false);
*/
layer->changed();
// Signal that a layer has been inserted
if(get_canvas_interface())
{
get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
}
}