--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file waypointset.cpp
+** \brief Template File
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**
+** 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 "waypointset.h"
+#include <synfigapp/canvasinterface.h>
+
+#include <synfigapp/general.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::WaypointSet);
+ACTION_SET_NAME(Action::WaypointSet,"waypoint_set");
+ACTION_SET_LOCAL_NAME(Action::WaypointSet,N_("Set Waypoint"));
+ACTION_SET_TASK(Action::WaypointSet,"set");
+ACTION_SET_CATEGORY(Action::WaypointSet,Action::CATEGORY_WAYPOINT);
+ACTION_SET_PRIORITY(Action::WaypointSet,0);
+ACTION_SET_VERSION(Action::WaypointSet,"0.0");
+ACTION_SET_CVS_ID(Action::WaypointSet,"$Id$");
+
+/* === 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::WaypointSet::WaypointSet()
+{
+ set_dirty(true);
+}
+
+Action::ParamVocab
+Action::WaypointSet::get_param_vocab()
+{
+ ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+ ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
+ .set_local_name(_("Destination ValueNode (Animated)"))
+ );
+
+ ret.push_back(ParamDesc("waypoint",Param::TYPE_WAYPOINT)
+ .set_local_name(_("Waypoint"))
+ .set_desc(_("Waypoint to be changed"))
+ .set_supports_multiple()
+ );
+
+ return ret;
+}
+
+bool
+Action::WaypointSet::is_candidate(const ParamList &x)
+{
+ return candidate_check(get_param_vocab(),x);
+}
+
+bool
+Action::WaypointSet::set_param(const synfig::String& name, const Action::Param ¶m)
+{
+ if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
+ {
+ value_node=ValueNode_Animated::Handle::cast_dynamic(param.get_value_node());
+
+ return static_cast<bool>(value_node);
+ }
+ if(name=="waypoint" && param.get_type()==Param::TYPE_WAYPOINT)
+ {
+ //NOTE: at the moment there is no error checking for multiple sets!!!
+ waypoints.push_back(param.get_waypoint());
+
+ return true;
+ }
+
+ return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::WaypointSet::is_ready()const
+{
+ if(!value_node || waypoints.empty())
+ return false;
+ return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::WaypointSet::perform()
+{
+ WaypointList::iterator iter;
+
+#if 1
+ vector<WaypointList::iterator> iters;
+ vector<Waypoint>::iterator i = waypoints.begin(), end = waypoints.end();
+
+ for(; i != end; ++i)
+ {
+ try { iters.push_back(value_node->find(*i)); }
+ catch(synfig::Exception::NotFound)
+ {
+ throw Error(_("Unable to find waypoint"));
+ }
+ }
+
+ //check to see which valuenodes are going to override because of the time...
+ ValueNode_Animated::findresult timeiter;
+
+ for(i = waypoints.begin(); i != end; ++i)
+ {
+ timeiter = value_node->find_time(i->get_time());
+
+ bool candelete = timeiter.second;
+
+ //we only want to track overwrites (not waypoints that are also being modified)
+ if(candelete)
+ {
+ for(vector<WaypointList::iterator>::iterator ii = iters.begin(); ii != iters.end(); ++ii)
+ {
+ if(timeiter.first == *ii)
+ {
+ candelete = false;
+ break;
+ }
+ }
+ }
+
+ //if we can still delete it after checking, record it, and then remove them all later
+ if(candelete)
+ {
+ Waypoint w = *timeiter.first;
+ overwritten_waypoints.push_back(w);
+ }
+ }
+
+ //overwrite all the valuenodes we're supposed to set
+ {
+ i = waypoints.begin();
+ for(vector<WaypointList::iterator>::iterator ii = iters.begin(); ii != iters.end() && i != end; ++ii, ++i)
+ {
+ old_waypoints.push_back(**ii);
+ **ii = *i; //set the point to the corresponding point in the normal waypoint list
+ }
+ }
+
+ //remove all the points we're supposed to be overwriting
+ {
+ vector<Waypoint>::iterator oi = overwritten_waypoints.begin(),
+ oend = overwritten_waypoints.end();
+ for(; oi != oend; ++oi)
+ {
+ value_node->erase(*oi);
+ }
+ }
+
+#else
+ try { iter=value_node->find(waypoint); }
+ catch(synfig::Exception::NotFound)
+ {
+ throw Error(_("Unable to find waypoint"));
+ }
+
+ //find the value at the old time before we replace it
+ ValueNode_Animated::findresult timeiter;
+ timeiter = value_node->find_time(waypoint.get_time());
+
+ //we only want to track overwrites (not inplace modifications)
+ if(timeiter.second && waypoint.get_uid() == timeiter.first->get_uid())
+ {
+ timeiter.second = false;
+ }
+
+ //copy and overwrite
+ old_waypoint=*iter;
+ *iter=waypoint;
+
+ //if we've found a unique one then we need to erase it, but store it first
+ if(timeiter.second)
+ {
+ time_overwrite = true;
+ overwritten_wp = *timeiter.first;
+
+ value_node->erase(overwritten_wp);
+ }
+#endif
+
+ // Signal that a valuenode has been changed
+ value_node->changed();
+}
+
+void
+Action::WaypointSet::undo()
+{
+ WaypointList::iterator iter;
+
+#if 1
+ vector<Waypoint>::iterator i = old_waypoints.begin(), end = old_waypoints.end();
+
+ for(; i != end; ++i)
+ {
+ try { iter = value_node->find(*i); }
+ catch(synfig::Exception::NotFound)
+ {
+ throw Error(_("Unable to find waypoint"));
+ }
+
+ //overwrite with old one
+ *iter = *i;
+ }
+
+ //add back in all the points that we removed before...
+ {
+ vector<Waypoint>::iterator oi = overwritten_waypoints.begin(),
+ oend = overwritten_waypoints.end();
+ for(; oi != oend; ++oi)
+ {
+ value_node->add(*oi);
+ }
+ }
+
+#else
+ try { iter=value_node->find(old_waypoint); }
+ catch(synfig::Exception::NotFound)
+ {
+ throw Error(_("Unable to find waypoint"));
+ }
+
+ *iter=old_waypoint;
+
+ if(time_overwrite)
+ {
+ value_node->add(overwritten_wp);
+ }
+#endif
+
+ // Signal that a valuenode has been changed
+ value_node->changed();
+}