1 /* === S Y N F I G ========================================================= */
2 /*! \file waypointremove.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 ======================================================= */
32 #include "waypointremove.h"
33 #include <synfigapp/canvasinterface.h>
39 using namespace synfig;
40 using namespace synfigapp;
41 using namespace Action;
43 /* === M A C R O S ========================================================= */
45 ACTION_INIT(Action::WaypointRemove);
46 ACTION_SET_NAME(Action::WaypointRemove,"waypoint_remove");
47 ACTION_SET_LOCAL_NAME(Action::WaypointRemove,"Remove Waypoint");
48 ACTION_SET_TASK(Action::WaypointRemove,"remove");
49 ACTION_SET_CATEGORY(Action::WaypointRemove,Action::CATEGORY_WAYPOINT);
50 ACTION_SET_PRIORITY(Action::WaypointRemove,0);
51 ACTION_SET_VERSION(Action::WaypointRemove,"0.0");
52 ACTION_SET_CVS_ID(Action::WaypointRemove,"$Id$");
54 /* === G L O B A L S ======================================================= */
56 /* === P R O C E D U R E S ================================================= */
58 /* === M E T H O D S ======================================================= */
60 Action::WaypointRemove::WaypointRemove()
62 waypoint.set_time(Time::begin()-1);
67 Action::WaypointRemove::get_param_vocab()
69 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
71 ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
72 .set_local_name(_("ValueNode (Animated)"))
75 ret.push_back(ParamDesc("waypoint",Param::TYPE_WAYPOINT)
76 .set_local_name(_("Waypoint"))
77 .set_desc(_("Waypoint to be Removed"))
84 Action::WaypointRemove::is_candidate(const ParamList &x)
86 return candidate_check(get_param_vocab(),x);
90 Action::WaypointRemove::set_param(const synfig::String& name, const Action::Param ¶m)
92 if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
94 value_node=ValueNode_Animated::Handle::cast_dynamic(param.get_value_node());
96 return static_cast<bool>(value_node);
98 if(name=="waypoint" && param.get_type()==Param::TYPE_WAYPOINT)
100 waypoint=param.get_waypoint();
105 return Action::CanvasSpecific::set_param(name,param);
109 Action::WaypointRemove::is_ready()const
111 if(!value_node || waypoint.get_time()==(Time::begin()-1))
113 return Action::CanvasSpecific::is_ready();
117 Action::WaypointRemove::perform()
119 WaypointList::iterator iter(value_node->find(waypoint));
121 if((UniqueID)*iter!=(UniqueID)waypoint)
122 throw Error(_("UniqueID mismatch, iter=%d, waypoint=%d"),iter->get_uid(),waypoint.get_uid());
124 if(iter->get_time()!=waypoint.get_time())
125 throw Error(_("Time mismatch iter=%s, waypoint=%s"),iter->get_time().get_string().c_str(),waypoint.get_time().get_string().c_str());
129 value_node->erase(waypoint);
131 // In this case, we need to convert this to a
132 // constant value node
133 if(value_node->waypoint_list().size()==0)
137 value_node_ref=waypoint.get_value_node();
139 throw Error(_("Unable to create ValueNode_Reference"));
142 value_node->replace(value_node_ref);
143 value_node->waypoint_list().clear();
145 if(get_canvas_interface())
147 get_canvas_interface()->signal_value_node_replaced()(value_node,value_node_ref);
151 value_node->changed();
155 Action::WaypointRemove::undo()
159 if(value_node->waypoint_list().size()!=0)
160 throw Error(_("This animated value node should be empty, but for some reason it isn't. This is a bug. (1)"));
162 value_node_ref->replace(value_node);
164 waypoint.set_value_node(value_node_ref);
166 if(get_canvas_interface())
167 get_canvas_interface()->signal_value_node_replaced()(value_node_ref,value_node);
169 if(value_node->waypoint_list().size()!=0)
170 throw Error(_("This animated value node should be empty, but for some reason it isn't. This is a bug. (2)"));
173 if(value_node->waypoint_list().size()!=0)
175 try { value_node->find(waypoint.get_time()); throw Error(_("A Waypoint already exists at this point in time"));}
176 catch(synfig::Exception::NotFound) { }
178 try { if(value_node->find(waypoint)!=value_node->waypoint_list().end()) throw Error(_("This waypoint is already in the ValueNode"));}
179 catch(synfig::Exception::NotFound) { }
182 value_node->add(waypoint);
184 /*_if(get_canvas_interface())
186 get_canvas_interface()->signal_value_node_changed()(value_node);
188 else synfig::warning("CanvasInterface not set on action");*/