/* === S Y N F I G ========================================================= */
/*! \file layerparamunsetstatic.cpp
** \brief Template File
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2010 Carlos López
**
** 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 "layerparamunsetstatic.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::LayerParamUnSetStatic);
ACTION_SET_NAME(Action::LayerParamUnSetStatic,"LayerParamUnSetStatic");
ACTION_SET_LOCAL_NAME(Action::LayerParamUnSetStatic,N_("Allow Animation"));
ACTION_SET_TASK(Action::LayerParamUnSetStatic,"unsetstatic");
ACTION_SET_CATEGORY(Action::LayerParamUnSetStatic,Action::CATEGORY_VALUEDESC);
ACTION_SET_PRIORITY(Action::LayerParamUnSetStatic,0);
ACTION_SET_VERSION(Action::LayerParamUnSetStatic,"0.0");
ACTION_SET_CVS_ID(Action::LayerParamUnSetStatic,"$Id$");
/* === 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::LayerParamUnSetStatic::LayerParamUnSetStatic():
old_static_value()
{ }
Action::ParamVocab
Action::LayerParamUnSetStatic::get_param_vocab()
{
ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
.set_local_name(_("Value Desc"))
);
return ret;
}
bool
Action::LayerParamUnSetStatic::is_candidate(const ParamList &x)
{
if(!candidate_check(get_param_vocab(),x))
return false;
ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
if(!value_desc.parent_is_layer())
return false;
synfig::ValueBase parameter;
synfig::Layer::Handle _layer;
synfig::String _param_name;
_layer = value_desc.get_layer();
_param_name = value_desc.get_param_name();
if(!_layer || _param_name.empty())
return false;
//!Check that the parameter is not Value Node (Const, Animated or Linkable)
if(_layer->dynamic_param_list().count(_param_name))
return false;
//! Retrieves the current parameter
parameter = _layer->get_param(_param_name);
//! Check that the parameter is not a inline canvas
if(parameter.get_type()==type_canvas && parameter.get(Canvas::Handle()))
if(parameter.get(Canvas::Handle())->is_inline())
return false;
//! Check if it is not static
if(!parameter.get_static())
return false;
return true;
}
bool
Action::LayerParamUnSetStatic::set_param(const synfig::String& name, const Action::Param ¶m)
{
if(!layer && name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
{
ValueDesc value_desc(param.get_value_desc());
if(!value_desc.parent_is_layer())
return false;
layer=Layer::Handle::cast_dynamic(value_desc.get_layer());
if(!layer)
return false;
}
if(param_name.empty() && name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
{
ValueDesc value_desc(param.get_value_desc());
if(!value_desc.parent_is_layer())
return false;
param_name=value_desc.get_param_name();
if(param_name.empty())
return false;
}
return Action::CanvasSpecific::set_param(name,param);
}
bool
Action::LayerParamUnSetStatic::is_ready()const
{
if(!layer || param_name.empty())
return false;
return Action::CanvasSpecific::is_ready();
}
void
Action::LayerParamUnSetStatic::perform()
{
//! See if the parameter is dynamic
if(layer->dynamic_param_list().count(param_name))
throw Error(_("This action is not for Value Nodes!"));
old_static_value=true;
ValueBase v=layer->get_param(param_name);
v.set_static(false);
if(!layer->set_param(param_name,v))
throw Error(_("Layer did not accept static value."));
//! Signal layer changed
layer->changed();
//! Signal that a layer parameter changed
if(get_canvas_interface())
get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
}
void
Action::LayerParamUnSetStatic::undo()
{
ValueBase v=layer->get_param(param_name);
v.set_static(old_static_value);
if(!layer->set_param(param_name,v))
throw Error(_("Layer did not accept static value."));
//! Signal layer changed
layer->changed();
//! Signal that a layer parameter changed
if(get_canvas_interface())
get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
}