1 /* === S Y N F I G ========================================================= */
2 /*! \file layerparamunsetstatic.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2010 Carlos López
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
33 #include "layerparamunsetstatic.h"
34 #include <synfigapp/canvasinterface.h>
36 #include <synfigapp/general.h>
42 using namespace synfig;
43 using namespace synfigapp;
44 using namespace Action;
46 /* === M A C R O S ========================================================= */
48 ACTION_INIT(Action::LayerParamUnSetStatic);
49 ACTION_SET_NAME(Action::LayerParamUnSetStatic,"LayerParamUnSetStatic");
50 ACTION_SET_LOCAL_NAME(Action::LayerParamUnSetStatic,N_("UnSet Layer Parameter Static"));
51 ACTION_SET_TASK(Action::LayerParamUnSetStatic,"unsetstatic");
52 ACTION_SET_CATEGORY(Action::LayerParamUnSetStatic,Action::CATEGORY_VALUEDESC);
53 ACTION_SET_PRIORITY(Action::LayerParamUnSetStatic,0);
54 ACTION_SET_VERSION(Action::LayerParamUnSetStatic,"0.0");
55 ACTION_SET_CVS_ID(Action::LayerParamUnSetStatic,"$Id$");
57 /* === G L O B A L S ======================================================= */
59 /* === P R O C E D U R E S ================================================= */
61 /* === M E T H O D S ======================================================= */
63 Action::LayerParamUnSetStatic::LayerParamUnSetStatic()
68 Action::LayerParamUnSetStatic::get_param_vocab()
70 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
72 ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
73 .set_local_name(_("Value Desc"))
80 Action::LayerParamUnSetStatic::is_candidate(const ParamList &x)
82 if(!candidate_check(get_param_vocab(),x))
85 ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
87 if(!value_desc.parent_is_layer_param())
90 synfig::ValueBase parameter;
91 synfig::Layer::Handle _layer;
92 synfig::String _param_name;
93 _layer = value_desc.get_layer();
94 _param_name = value_desc.get_param_name();
96 if(!_layer || _param_name.empty())
99 //!Check that the parameter is not Value Node (Const, Animated or Linkable)
100 if(_layer->dynamic_param_list().count(_param_name))
103 //! Retrieves the current parameter
104 parameter = _layer->get_param(_param_name);
105 //! Check if it is not static
106 if(!parameter.get_static())
114 Action::LayerParamUnSetStatic::set_param(const synfig::String& name, const Action::Param ¶m)
117 if(!layer && name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
119 ValueDesc value_desc(param.get_value_desc());
120 if(!value_desc.parent_is_layer_param())
123 layer=Layer::Handle::cast_dynamic(value_desc.get_layer());
130 if(param_name.empty() && name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
132 ValueDesc value_desc(param.get_value_desc());
134 if(!value_desc.parent_is_layer_param())
137 param_name=value_desc.get_param_name();
139 if(param_name.empty())
144 return Action::CanvasSpecific::set_param(name,param);
148 Action::LayerParamUnSetStatic::is_ready()const
150 if(!layer || param_name.empty())
153 return Action::CanvasSpecific::is_ready();
157 Action::LayerParamUnSetStatic::perform()
159 //! See if the parameter is dynamic
160 if(layer->dynamic_param_list().count(param_name))
161 throw Error(_("This action is not for Value Nodes!"));
163 old_static_value=layer->get_param_static(param_name);
165 if(!layer->set_param_static(param_name,false))
166 throw Error(_("Layer did not accept static value."));
168 //! Signal layer changed
170 //! Signal that a layer parameter changed
171 if(get_canvas_interface())
172 get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
176 Action::LayerParamUnSetStatic::undo()
178 if(!layer->set_param(param_name,old_static_value))
179 throw Error(_("Layer did not accept parameter."));
180 //! Signal layer changed
182 //! Signal that a layer parameter changed
183 if(get_canvas_interface())
184 get_canvas_interface()->signal_layer_param_changed()(layer,param_name);