/* === S Y N F I G ========================================================= */
/*! \file waypointremove.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 <synfig/general.h>
#include "waypointremove.h"
#include <synfigapp/canvasinterface.h>
#include <synfigapp/localization.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::WaypointRemove);
ACTION_SET_NAME(Action::WaypointRemove,"WaypointRemove");
ACTION_SET_LOCAL_NAME(Action::WaypointRemove,N_("Remove Waypoint"));
ACTION_SET_TASK(Action::WaypointRemove,"remove");
ACTION_SET_CATEGORY(Action::WaypointRemove,Action::CATEGORY_WAYPOINT);
ACTION_SET_PRIORITY(Action::WaypointRemove,0);
ACTION_SET_VERSION(Action::WaypointRemove,"0.0");
ACTION_SET_CVS_ID(Action::WaypointRemove,"$Id$");
/* === 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::WaypointRemove::WaypointRemove()
{
waypoint.set_time(Time::begin()-1);
set_dirty(true);
}
Action::ParamVocab
Action::WaypointRemove::get_param_vocab()
{
ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
.set_local_name(_("ValueNode (Animated)"))
);
ret.push_back(ParamDesc("waypoint",Param::TYPE_WAYPOINT)
.set_local_name(_("Waypoint"))
.set_desc(_("Waypoint to be Removed"))
);
return ret;
}
bool
Action::WaypointRemove::is_candidate(const ParamList &x)
{
return candidate_check(get_param_vocab(),x);
}
bool
Action::WaypointRemove::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)
{
waypoint=param.get_waypoint();
return true;
}
return Action::CanvasSpecific::set_param(name,param);
}
bool
Action::WaypointRemove::is_ready()const
{
if(!value_node || waypoint.get_time()==(Time::begin()-1))
return false;
return Action::CanvasSpecific::is_ready();
}
void
Action::WaypointRemove::perform()
{
WaypointList::iterator iter(value_node->find(waypoint));
if((UniqueID)*iter!=(UniqueID)waypoint)
throw Error(_("UniqueID mismatch, iter=%d, waypoint=%d"),iter->get_uid(),waypoint.get_uid());
if(iter->get_time()!=waypoint.get_time())
throw Error(_("Time mismatch iter=%s, waypoint=%s"),iter->get_time().get_string().c_str(),waypoint.get_time().get_string().c_str());
waypoint=*iter;
value_node->erase(waypoint);
// In this case, we need to convert this to a
// constant value node
if(value_node->waypoint_list().size()==0)
{
if(!value_node_ref)
{
value_node_ref=waypoint.get_value_node();
if(!value_node_ref)
throw Error(_("Unable to create ValueNode_Reference"));
}
// fix 2256600 (and 2321845) : deleting the last waypoint of an exported valuenode unexported it
// if the waypoint's value isn't exported, set its id to be the id of the parent node
if (value_node_ref->get_id() == "" && value_node->get_id() != "")
{
const String id(value_node->get_id());
Canvas::LooseHandle canvas(value_node->get_parent_canvas());
canvas->remove_value_node(value_node, false);
canvas->add_value_node(value_node_ref, id);
}
value_node->replace(value_node_ref);
value_node->editable_waypoint_list().clear();
if(get_canvas_interface())
{
get_canvas_interface()->signal_value_node_replaced()(value_node,value_node_ref);
}
}
value_node->changed();
}
void
Action::WaypointRemove::undo()
{
if(value_node_ref)
{
if(value_node->waypoint_list().size()!=0)
throw Error(_("This animated value node should be empty, but for some reason it isn't. This is a bug. (1)"));
if (value_node->get_id() == "" && value_node_ref->get_id() != "")
{
const String id(value_node_ref->get_id());
Canvas::LooseHandle canvas(value_node_ref->get_parent_canvas());
canvas->remove_value_node(value_node_ref, false);
canvas->add_value_node(value_node, id);
}
value_node_ref->replace(value_node);
waypoint.set_value_node(value_node_ref);
if(get_canvas_interface())
get_canvas_interface()->signal_value_node_replaced()(value_node_ref,value_node);
if(value_node->waypoint_list().size()!=0)
throw Error(_("This animated value node should be empty, but for some reason it isn't. This is a bug. (2)"));
}
if(value_node->waypoint_list().size()!=0)
{
try { value_node->find(waypoint.get_time()); throw Error(_("A Waypoint already exists at this point in time"));}
catch (const synfig::Exception::NotFound&) { }
try { if(value_node->find(waypoint)!=value_node->waypoint_list().end()) throw Error(_("This waypoint is already in the ValueNode"));}
catch (const synfig::Exception::NotFound&) { }
}
value_node->add(waypoint);
/*_if(get_canvas_interface())
{
get_canvas_interface()->signal_value_node_changed()(value_node);
}
else synfig::warning("CanvasInterface not set on action");*/
}