/* === S Y N F I G ========================================================= */
/*! \file layer_solidcolor.cpp
** \brief Implementation of the "Solid Color" layer
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2007, 2008 Chris Moore
** Copyright (c) 2011-2013 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
*/
/* ========================================================================= */
/* === H E A D E R S ======================================================= */
#ifdef USING_PCH
# include "pch.h"
#else
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "layer_solidcolor.h"
#include <synfig/general.h>
#include <synfig/localization.h>
#include <synfig/context.h>
#include <synfig/paramdesc.h>
#include <synfig/renddesc.h>
#include <synfig/time.h>
#include <synfig/string.h>
#include <synfig/surface.h>
#include <synfig/value.h>
#include <synfig/valuenode.h>
#include <synfig/rendering/common/task/taskpixelprocessor.h>
#endif
/* === U S I N G =========================================================== */
using namespace etl;
using namespace std;
using namespace synfig;
/* === G L O B A L S ======================================================= */
SYNFIG_LAYER_INIT(Layer_SolidColor);
SYNFIG_LAYER_SET_NAME(Layer_SolidColor,"SolidColor"); // todo: use solid_color
SYNFIG_LAYER_SET_LOCAL_NAME(Layer_SolidColor,N_("Solid Color"));
SYNFIG_LAYER_SET_CATEGORY(Layer_SolidColor,N_("Geometry"));
SYNFIG_LAYER_SET_VERSION(Layer_SolidColor,"0.1");
SYNFIG_LAYER_SET_CVS_ID(Layer_SolidColor,"$Id$");
/* === 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 ================================================= */
Layer_SolidColor::Layer_SolidColor():
Layer_Composite(1.0,Color::BLEND_COMPOSITE),
param_color(ValueBase(Color::black()))
{
SET_INTERPOLATION_DEFAULTS();
SET_STATIC_DEFAULTS();
}
bool
Layer_SolidColor::set_param(const String & param, const ValueBase &value)
{
IMPORT_VALUE_PLUS(param_color,
{
Color color=param_color.get(Color());
if (color.get_a() == 0)
{
if (converted_blend_)
{
set_blend_method(Color::BLEND_ALPHA_OVER);
color.set_a(1);
param_color.set(color);
}
else transparent_color_ = true;
}
}
);
return Layer_Composite::set_param(param,value);
}
ValueBase
Layer_SolidColor::get_param(const String ¶m)const
{
EXPORT_VALUE(param_color);
EXPORT_NAME();
EXPORT_VERSION();
return Layer_Composite::get_param(param);
}
Layer::Vocab
Layer_SolidColor::get_param_vocab()const
{
Layer::Vocab ret(Layer_Composite::get_param_vocab());
ret.push_back(ParamDesc("color")
.set_local_name(_("Color"))
.set_description(_("Fill color of the layer"))
);
return ret;
}
synfig::Layer::Handle
Layer_SolidColor::hit_check(synfig::Context context, const synfig::Point &point)const
{
Color color=param_color.get(Color());
if(get_blend_method()==Color::BLEND_STRAIGHT && get_amount()>=0.5)
return const_cast<Layer_SolidColor*>(this);
else
if(get_blend_method()==Color::BLEND_COMPOSITE && get_amount()*color.get_a()>=0.5)
return const_cast<Layer_SolidColor*>(this);
Layer::Handle layer(context.hit_check(point));
return layer?layer:const_cast<Layer_SolidColor*>(this);
}
Color
Layer_SolidColor::get_color(Context context, const Point &pos)const
{
Color color=param_color.get(Color());
if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
return color;
else
return Color::blend(color,context.get_color(pos),get_amount(),get_blend_method());
}
rendering::Task::Handle
Layer_SolidColor::build_composite_task_vfunc(ContextParams /*context_params*/)const
{
rendering::TaskPixelColorMatrix::Handle task(new rendering::TaskPixelColorMatrix());
task->matrix.set_constant( param_color.get(Color()) );
return task;
}