/* === S Y N F I G ========================================================= */
/*! \file activepointadd.cpp
** \brief Template File
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2008 Chris Moore
**
** 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 "activepointadd.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::ActivepointAdd);
ACTION_SET_NAME(Action::ActivepointAdd,"ActivepointAdd");
ACTION_SET_LOCAL_NAME(Action::ActivepointAdd,N_("Add Activepoint"));
ACTION_SET_TASK(Action::ActivepointAdd,"add");
ACTION_SET_CATEGORY(Action::ActivepointAdd,Action::CATEGORY_ACTIVEPOINT);
ACTION_SET_PRIORITY(Action::ActivepointAdd,0);
ACTION_SET_VERSION(Action::ActivepointAdd,"0.0");
ACTION_SET_CVS_ID(Action::ActivepointAdd,"$Id$");
/* === 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::ActivepointAdd::ActivepointAdd():
index(),
time_set(false)
{
activepoint.set_time(Time::begin()-1);
set_dirty(true);
}
Action::ParamVocab
Action::ActivepointAdd::get_param_vocab()
{
ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
.set_local_name(_("ValueDesc"))
);
ret.push_back(ParamDesc("activepoint",Param::TYPE_ACTIVEPOINT)
.set_local_name(_("New Activepoint"))
.set_desc(_("Activepoint to be added"))
.set_optional()
);
ret.push_back(ParamDesc("time",Param::TYPE_TIME)
.set_local_name(_("Time"))
.set_desc(_("Time where activepoint is to be added"))
.set_optional()
);
return ret;
}
bool
Action::ActivepointAdd::is_candidate(const ParamList &x)
{
if (!candidate_check(get_param_vocab(),x))
return false;
ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
return (value_desc.parent_is_value_node() &&
// We need a dynamic list.
ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()) &&
// We need either an activepoint or a time.
(x.count("activepoint") || x.count("time")));
}
bool
Action::ActivepointAdd::set_param(const synfig::String& name, const Action::Param ¶m)
{
if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
{
ValueDesc value_desc(param.get_value_desc());
if(!value_desc.parent_is_value_node())
return false;
value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node());
if(!value_node)
return false;
index=value_desc.get_index();
if(time_set)
calc_activepoint();
return true;
}
if(name=="activepoint" && param.get_type()==Param::TYPE_ACTIVEPOINT && !time_set)
{
activepoint=param.get_activepoint();
return true;
}
if(name=="time" && param.get_type()==Param::TYPE_TIME && activepoint.get_time()==Time::begin()-1)
{
activepoint.set_time(param.get_time());
time_set=true;
if(value_node)
calc_activepoint();
return true;
}
return Action::CanvasSpecific::set_param(name,param);
}
bool
Action::ActivepointAdd::is_ready()const
{
if(!value_node || activepoint.get_time()==(Time::begin()-1))
return false;
return Action::CanvasSpecific::is_ready();
}
// This function is called if a time is specified, but not
// a activepoint. In this case, we need to calculate the value
// of the activepoint
void
Action::ActivepointAdd::calc_activepoint()
{
const Time time(activepoint.get_time());
activepoint.set_state(value_node->list[index].status_at_time(time));
activepoint.set_priority(0);
// In this case, nothing is really changing, so there will be
// no need to redraw the window
set_dirty(false);
}
void
Action::ActivepointAdd::perform()
{
try { value_node->list[index].find(activepoint.get_time()); throw Error(_("A Activepoint already exists at this point in time"));}
catch (const synfig::Exception::NotFound&) { }
try { if(value_node->list[index].find(activepoint)!=value_node->list[index].timing_info.end()) throw Error(_("This activepoint is already in the ValueNode"));}
catch (const synfig::Exception::NotFound&) { }
value_node->list[index].add(activepoint);
value_node->changed();
/*if(get_canvas_interface())
{
get_canvas_interface()->signal_value_node_changed()(value_node);
}
else synfig::warning("CanvasInterface not set on action");
*/
}
void
Action::ActivepointAdd::undo()
{
value_node->list[index].erase(activepoint);
value_node->changed();
/*
// Signal that a layer has been inserted
if(get_canvas_interface())
{
get_canvas_interface()->signal_value_node_changed()(value_node);
}
else synfig::warning("CanvasInterface not set on action");
*/
}