1 /* === S Y N F I G ========================================================= */
2 /*! \file valuedescconvert.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
10 ** This package is free software; you can redistribute it and/or
11 ** modify it under the terms of the GNU General Public License as
12 ** published by the Free Software Foundation; either version 2 of
13 ** the License, or (at your option) any later version.
15 ** This package is distributed in the hope that it will be useful,
16 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ** General Public License for more details.
21 /* ========================================================================= */
23 /* === H E A D E R S ======================================================= */
33 #include "valuenodereplace.h"
34 #include "layerparamconnect.h"
35 #include "valuenodelinkconnect.h"
38 #include "valuedescconnect.h"
40 #include "valuedescconvert.h"
42 #include <synfigapp/canvasinterface.h>
43 #include <synfig/valuenode_const.h>
45 #include <synfigapp/general.h>
51 using namespace synfig;
52 using namespace synfigapp;
53 using namespace Action;
55 /* === M A C R O S ========================================================= */
57 ACTION_INIT_NO_GET_LOCAL_NAME(Action::ValueDescConvert);
58 ACTION_SET_NAME(Action::ValueDescConvert,"value_desc_convert");
59 ACTION_SET_LOCAL_NAME(Action::ValueDescConvert,N_("Convert"));
60 ACTION_SET_TASK(Action::ValueDescConvert,"convert");
61 ACTION_SET_CATEGORY(Action::ValueDescConvert,Action::CATEGORY_VALUEDESC);
62 ACTION_SET_PRIORITY(Action::ValueDescConvert,0);
63 ACTION_SET_VERSION(Action::ValueDescConvert,"0.0");
64 ACTION_SET_CVS_ID(Action::ValueDescConvert,"$Id$");
66 /* === G L O B A L S ======================================================= */
68 /* === P R O C E D U R E S ================================================= */
70 /* === M E T H O D S ======================================================= */
72 Action::ValueDescConvert::ValueDescConvert()
74 time=(Time::begin()-1);
78 Action::ValueDescConvert::get_local_name()const
80 // TRANSLATORS: This is used in the 'history' dialog when a ValueNode is converted. The first %s is what is converted, the 2nd is the local name of the ValueNode's type.
81 return strprintf(_("Convert '%s' to ValueNode type '%s'"),
82 value_desc.get_description().c_str(),
83 LinkableValueNode::book()[type].local_name.c_str());
87 Action::ValueDescConvert::get_param_vocab()
89 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
91 ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
92 .set_local_name(_("ValueDesc"))
95 ret.push_back(ParamDesc("type",Param::TYPE_STRING)
96 .set_local_name(_("Type"))
97 .set_desc(_("The type of ValueNode that you want to be converted to"))
100 ret.push_back(ParamDesc("time",Param::TYPE_TIME)
101 .set_local_name(_("Time"))
108 Action::ValueDescConvert::is_candidate(const ParamList &x)
110 return candidate_check(get_param_vocab(),x);
114 Action::ValueDescConvert::set_param(const synfig::String& name, const Action::Param ¶m)
116 if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
118 value_desc=param.get_value_desc();
123 if(name=="type" && param.get_type()==Param::TYPE_STRING)
125 type=param.get_string();
130 if(name=="time" && param.get_type()==Param::TYPE_TIME)
132 time=param.get_time();
137 return Action::CanvasSpecific::set_param(name,param);
141 Action::ValueDescConvert::is_ready()const
143 if(!value_desc || type.empty())
145 if(time==(Time::begin()-1))
147 synfig::error("Missing time");
150 return Action::CanvasSpecific::is_ready();
154 Action::ValueDescConvert::prepare()
160 if(value_desc.is_const())
161 value=value_desc.get_value();
162 else if(value_desc.is_value_node())
163 value=(*value_desc.get_value_node())(time);
165 throw Error(_("Unable to decipher ValueDesc (Bug?)"));
167 ValueNode::Handle src_value_node(LinkableValueNode::create(type,value));
170 throw Error(_("Unable to create new value node"));
173 ValueNode::Handle dest_value_node;
174 dest_value_node=value_desc.get_value_node();
176 Action::Handle action(ValueDescConnect::create());
178 action->set_param("canvas",get_canvas());
179 action->set_param("canvas_interface",get_canvas_interface());
180 action->set_param("src",src_value_node);
181 action->set_param("dest",value_desc);
183 assert(action->is_ready());
184 if(!action->is_ready())
185 throw Error(Error::TYPE_NOTREADY);
187 add_action_front(action);
193 if(value_desc.parent_is_canvas())
195 ValueNode::Handle dest_value_node;
196 dest_value_node=value_desc.get_value_node();
198 Action::Handle action(ValueNodeReplace::create());
200 action->set_param("canvas",get_canvas());
201 action->set_param("canvas_interface",get_canvas_interface());
202 action->set_param("src",src_value_node);
203 action->set_param("dest",dest_value_node);
205 assert(action->is_ready());
206 if(!action->is_ready())
207 throw Error(Error::TYPE_NOTREADY);
209 add_action_front(action);
213 if(value_desc.parent_is_linkable_value_node())
215 Action::Handle action(ValueNodeLinkConnect::create());
217 action->set_param("canvas",get_canvas());
218 action->set_param("canvas_interface",get_canvas_interface());
219 action->set_param("parent_value_node",value_desc.get_parent_value_node());
220 action->set_param("value_node", src_value_node);
221 action->set_param("index",value_desc.get_index());
223 assert(action->is_ready());
224 if(!action->is_ready())
225 throw Error(Error::TYPE_NOTREADY);
227 add_action_front(action);
231 if(value_desc.parent_is_layer_param())
233 Action::Handle action(LayerParamConnect::create());
235 action->set_param("canvas",get_canvas());
236 action->set_param("canvas_interface",get_canvas_interface());
237 action->set_param("layer",value_desc.get_layer());
238 action->set_param("param",value_desc.get_param_name());
239 action->set_param("value_node",src_value_node);
241 assert(action->is_ready());
242 if(!action->is_ready())
243 throw Error(Error::TYPE_NOTREADY);
245 add_action_front(action);
251 throw Error(_("ValueDesc is not recognized or supported."));