/* === S Y N F I G ========================================================= */
/*! \file translate.cpp
** \brief Implementation of the "Translate" layer
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2012-2013 Carlos López
**
** 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
**
** === N O T E S ===========================================================
**
** ========================================================================= */
/* === H E A D E R S ======================================================= */
#ifdef USING_PCH
# include "pch.h"
#else
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <synfig/localization.h>
#include <synfig/general.h>
#include <synfig/string.h>
#include <synfig/time.h>
#include <synfig/context.h>
#include <synfig/paramdesc.h>
#include <synfig/renddesc.h>
#include <synfig/surface.h>
#include <synfig/value.h>
#include <synfig/valuenode.h>
#include <synfig/canvas.h>
#include <synfig/transform.h>
#include "translate.h"
#include <synfig/rendering/common/task/tasktransformation.h>
#include <synfig/rendering/primitive/transformationaffine.h>
#endif
using namespace std;
using namespace etl;
using namespace synfig;
using namespace modules;
using namespace lyr_std;
/* === M A C R O S ========================================================= */
/* === G L O B A L S ======================================================= */
SYNFIG_LAYER_INIT(Translate);
SYNFIG_LAYER_SET_NAME(Translate,"translate");
SYNFIG_LAYER_SET_LOCAL_NAME(Translate,N_("Translate"));
SYNFIG_LAYER_SET_CATEGORY(Translate,N_("Transform"));
SYNFIG_LAYER_SET_VERSION(Translate,"0.1");
SYNFIG_LAYER_SET_CVS_ID(Translate,"$Id$");
/* === P R O C E D U R E S ================================================= */
/* === M E T H O D S ======================================================= */
/* === E N T R Y P O I N T ================================================= */
Translate::Translate():param_origin(ValueBase(Vector(0,0)))
{
SET_INTERPOLATION_DEFAULTS();
SET_STATIC_DEFAULTS();
}
Translate::~Translate()
{
}
bool
Translate::set_param(const String & param, const ValueBase &value)
{
IMPORT_VALUE(param_origin);
return false;
}
ValueBase
Translate::get_param(const String& param)const
{
EXPORT_VALUE(param_origin);
EXPORT_NAME();
EXPORT_VERSION();
return ValueBase();
}
Layer::Vocab
Translate::get_param_vocab()const
{
Layer::Vocab ret;
ret.push_back(ParamDesc("origin")
.set_local_name(_("Origin"))
.set_description(_("Point where you want the origin to be"))
);
return ret;
}
Layer::Handle
Translate::hit_check(Context context, const Point &pos)const
{
Vector origin=param_origin.get(Vector());
return context.hit_check(pos-origin);
}
Color
Translate::get_color(Context context, const Point &pos)const
{
Vector origin=param_origin.get(Vector());
return context.get_color(pos-origin);
}
class lyr_std::Translate_Trans : public Transform
{
etl::handle<const Translate> layer;
public:
Translate_Trans(const Translate* x):Transform(x->get_guid()),layer(x) { }
Vector perform(const Vector& x)const
{
return x+layer->param_origin.get(Vector());
}
Vector unperform(const Vector& x)const
{
return x-layer->param_origin.get(Vector());
}
String get_string()const
{
return "translate";
}
};
etl::handle<Transform>
Translate::get_transform()const
{
return new Translate_Trans(this);
}
Rect
Translate::get_full_bounding_rect(Context context)const
{
Vector origin=param_origin.get(Vector());
return context.get_full_bounding_rect() + origin;
}
rendering::Task::Handle
Translate::build_rendering_task_vfunc(Context context)const
{
rendering::TaskTransformationAffine::Handle task_transformation(new rendering::TaskTransformationAffine());
task_transformation->transformation->matrix.set_translate(param_origin.get(Vector()));
task_transformation->sub_task() = context.build_rendering_task();
return task_transformation;
}