1 /* === S Y N F I G ========================================================= */
2 /*! \file activepointsetsmart.cpp
3 ** \brief Template File
5 ** $Id: activepointsetsmart.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
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 ======================================================= */
32 #include "activepointsetsmart.h"
33 #include "valuenodelinkconnect.h"
34 #include "valuenodereplace.h"
36 #include "activepointset.h"
37 #include "activepointadd.h"
39 #include "valuedescconnect.h"
40 #include <synfigapp/canvasinterface.h>
46 using namespace synfig;
47 using namespace synfigapp;
48 using namespace Action;
50 /* === M A C R O S ========================================================= */
52 ACTION_INIT(Action::ActivepointSetSmart);
53 ACTION_SET_NAME(Action::ActivepointSetSmart,"activepoint_set_smart");
54 ACTION_SET_LOCAL_NAME(Action::ActivepointSetSmart,_("Set Activepoint (Smart)"));
55 ACTION_SET_TASK(Action::ActivepointSetSmart,"set");
56 ACTION_SET_CATEGORY(Action::ActivepointSetSmart,Action::CATEGORY_ACTIVEPOINT);
57 ACTION_SET_PRIORITY(Action::ActivepointSetSmart,0);
58 ACTION_SET_VERSION(Action::ActivepointSetSmart,"0.0");
59 ACTION_SET_CVS_ID(Action::ActivepointSetSmart,"$Id: activepointsetsmart.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
61 /* === G L O B A L S ======================================================= */
63 /* === P R O C E D U R E S ================================================= */
65 /* === M E T H O D S ======================================================= */
67 Action::ActivepointSetSmart::ActivepointSetSmart()
69 activepoint.set_time(Time::begin()-1);
75 Action::ActivepointSetSmart::get_param_vocab()
77 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
79 ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
80 .set_local_name(_("ValueDesc"))
83 ret.push_back(ParamDesc("activepoint",Param::TYPE_ACTIVEPOINT)
84 .set_local_name(_("New Activepoint"))
85 .set_desc(_("Activepoint to be added"))
89 ret.push_back(ParamDesc("time",Param::TYPE_TIME)
90 .set_local_name(_("Time"))
91 .set_desc(_("Time where activepoint is to be added"))
99 Action::ActivepointSetSmart::is_candidate(const ParamList &x)
101 if(candidate_check(get_param_vocab(),x))
103 ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
104 if(!value_desc.parent_is_value_node() || !ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()))
107 // We need either a activepoint or a time.
108 if(x.count("activepoint") || x.count("time"))
115 Action::ActivepointSetSmart::set_param(const synfig::String& name, const Action::Param ¶m)
117 if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
119 value_desc=param.get_value_desc();
121 if(!value_desc.parent_is_value_node())
124 value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node());
129 index=value_desc.get_index();
136 if(name=="activepoint" && param.get_type()==Param::TYPE_ACTIVEPOINT && !time_set)
138 activepoint=param.get_activepoint();
142 if(name=="time" && param.get_type()==Param::TYPE_TIME && activepoint.get_time()==Time::begin()-1)
144 activepoint.set_time(param.get_time());
153 return Action::CanvasSpecific::set_param(name,param);
155 return Action::CanvasSpecific::set_param(name,param);
159 Action::ActivepointSetSmart::is_ready()const
162 synfig::error("Missing value_node");
164 if(activepoint.get_time()==(Time::begin()-1))
165 synfig::error("Missing activepoint");
167 if(!value_node || activepoint.get_time()==(Time::begin()-1))
169 return Action::CanvasSpecific::is_ready();
172 // This function is called if a time is specified, but not
173 // a activepoint. In this case, we need to calculate the value
174 // of the activepoint
176 Action::ActivepointSetSmart::calc_activepoint()
179 const Time time(activepoint.get_time());
180 activepoint.set_state(value_node->list[index].status_at_time(time));
181 activepoint.set_priority(0);
184 activepoint=value_node->list[index].new_activepoint_at_time(activepoint.get_time());
186 // In this case, nothing is really changing, so there will be
187 // no need to redraw the window
192 Action::ActivepointSetSmart::enclose_activepoint(const synfig::Activepoint& activepoint)
194 times.insert(activepoint.get_time());
196 if(get_edit_mode()&MODE_ANIMATE_PAST) try
198 // Try to find prev keyframe
199 Keyframe keyframe(*get_canvas()->keyframe_list().find_prev(activepoint.get_time()));
201 if(times.count(keyframe.get_time()))
204 times.insert(keyframe.get_time());
206 try { value_node->list[index].find(keyframe.get_time()); }
207 catch(synfig::Exception::NotFound)
209 Action::Handle action(ActivepointAdd::create());
211 action->set_param("canvas",get_canvas());
212 action->set_param("canvas_interface",get_canvas_interface());
213 action->set_param("value_desc",value_desc);
215 if(!value_node->list[index].timing_info.empty())
217 action->set_param("time",keyframe.get_time());
221 synfig::Activepoint tmp;
224 tmp.set_time(keyframe.get_time());
225 action->set_param("activepoint",tmp);
228 assert(action->is_ready());
229 if(!action->is_ready())
230 throw Error(Error::TYPE_NOTREADY);
232 add_action_front(action);
236 catch(synfig::Exception::NotFound) { }
238 if(get_edit_mode()&MODE_ANIMATE_FUTURE)try
240 // Try to find next keyframe
241 Keyframe keyframe(*get_canvas()->keyframe_list().find_next(activepoint.get_time()));
243 if(times.count(keyframe.get_time()))
246 times.insert(keyframe.get_time());
248 try { value_node->list[index].find(keyframe.get_time()); }
249 catch(synfig::Exception::NotFound)
251 Action::Handle action(ActivepointAdd::create());
253 action->set_param("canvas",get_canvas());
254 action->set_param("canvas_interface",get_canvas_interface());
255 action->set_param("value_desc",value_desc);
257 if(!value_node->list[index].timing_info.empty())
259 action->set_param("time",keyframe.get_time());
263 synfig::Activepoint tmp;
266 tmp.set_time(keyframe.get_time());
267 action->set_param("activepoint",tmp);
270 assert(action->is_ready());
271 if(!action->is_ready())
272 throw Error(Error::TYPE_NOTREADY);
274 add_action_front(action);
278 catch(synfig::Exception::NotFound) { }
282 Action::ActivepointSetSmart::prepare()
287 // First, we need to to add any activepoints necessary to
288 // maintain the integrity of the keyframes.
289 enclose_activepoint(activepoint);
293 if(value_node->list[index].find(activepoint)==value_node->list[index].timing_info.end())
296 // Then, lets try to replace the old activepoint, if it exists
297 enclose_activepoint(*value_node->list[index].find(activepoint));
299 Action::Handle action(ActivepointSet::create());
301 action->set_param("canvas",get_canvas());
302 action->set_param("canvas_interface",get_canvas_interface());
303 action->set_param("value_desc",value_desc);
304 action->set_param("activepoint",activepoint);
306 assert(action->is_ready());
307 if(!action->is_ready())
308 throw Error(Error::TYPE_NOTREADY);
310 add_action_front(action);
315 catch(Exception::NotFound){}
319 // Check to see if a activepoint exists at this point in time
320 activepoint.mimic(*value_node->list[index].find(activepoint.get_time()));
322 enclose_activepoint(*value_node->list[index].find(activepoint.get_time()));
324 Action::Handle action(ActivepointSet::create());
326 action->set_param("canvas",get_canvas());
327 action->set_param("canvas_interface",get_canvas_interface());
328 action->set_param("value_desc",value_desc);
329 action->set_param("activepoint",activepoint);
331 assert(action->is_ready());
332 if(!action->is_ready())
333 throw Error(Error::TYPE_NOTREADY);
335 add_action_front(action);
340 catch(Exception::NotFound){}
344 // At this point we know that the old activepoint doesn't exist,
345 // so we need to create it.
346 Action::Handle action(ActivepointAdd::create());
348 action->set_param("canvas",get_canvas());
349 action->set_param("canvas_interface",get_canvas_interface());
350 action->set_param("value_desc",value_desc);
351 action->set_param("activepoint",activepoint);
353 assert(action->is_ready());
354 if(!action->is_ready())
355 throw Error(Error::TYPE_NOTREADY);
357 add_action_front(action);
362 catch(Exception::NotFound){}
364 throw Error(_("Unable to determine how to procede. This is a bug."));