+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file checkerboard.cpp
-** \brief Template Header
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 2007 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 "checkerboard.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/segment.h>
-
-#endif
-
-using namespace synfig;
-using namespace std;
-using namespace etl;
-
-/* === M A C R O S ========================================================= */
-
-/* === G L O B A L S ======================================================= */
-
-SYNFIG_LAYER_INIT(CheckerBoard);
-SYNFIG_LAYER_SET_NAME(CheckerBoard,"checker_board");
-SYNFIG_LAYER_SET_LOCAL_NAME(CheckerBoard,_("Checkerboard"));
-SYNFIG_LAYER_SET_CATEGORY(CheckerBoard,_("Geometry"));
-SYNFIG_LAYER_SET_VERSION(CheckerBoard,"0.1");
-SYNFIG_LAYER_SET_CVS_ID(CheckerBoard,"$Id$");
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-CheckerBoard::CheckerBoard():
- Layer_Composite (1.0,Color::BLEND_STRAIGHT),
- color (Color::black()),
- pos (Point(0.125,0.125)),
- size (Point(0.25,0.25))
-{
-
- set_blend_method(Color::BLEND_STRAIGHT);
-}
-
-inline bool
-CheckerBoard::point_test(const synfig::Point& getpos)const
-{
- int val=((int)((getpos[0]-pos[0])/size[0])+(int)((getpos[1]-pos[1])/size[1]));
- if(getpos[0]-pos[0] < 0.0)
- val++;
- if(getpos[1]-pos[1] < 0.0)
- val++;
- return val&1;
-}
-
-bool
-CheckerBoard::set_param(const String ¶m, const ValueBase &value)
-{
- IMPORT(color);
- IMPORT(pos);
- IMPORT(pos[0]);
- IMPORT(pos[1]);
- IMPORT(size);
-
- return Layer_Composite::set_param(param,value);
-}
-
-ValueBase
-CheckerBoard::get_param(const String ¶m)const
-{
- EXPORT(color);
- EXPORT(pos);
- EXPORT(pos[0]);
- EXPORT(pos[1]);
- EXPORT(size);
- EXPORT_NAME();
- EXPORT_VERSION();
-
- return Layer_Composite::get_param(param);
-}
-
-Layer::Vocab
-CheckerBoard::get_param_vocab()const
-{
- Layer::Vocab ret(Layer_Composite::get_param_vocab());
-
- ret.push_back(ParamDesc("color")
- .set_local_name(_("Color"))
- .set_description(_("Color of checkers"))
- );
- ret.push_back(ParamDesc("pos")
- .set_local_name(_("Offset"))
- );
- ret.push_back(ParamDesc("size")
- .set_local_name(_("Size"))
- .set_description(_("Size of checkers"))
- .set_origin("pos")
- );
-
- return ret;
-}
-
-synfig::Layer::Handle
-CheckerBoard::hit_check(synfig::Context context, const synfig::Point &getpos)const
-{
- if(get_amount()!=0.0 && point_test(getpos))
- {
- synfig::Layer::Handle tmp;
- if(get_blend_method()==Color::BLEND_BEHIND && (tmp=context.hit_check(getpos)))
- return tmp;
- if(Color::is_onto(get_blend_method()) && !(tmp=context.hit_check(getpos)))
- return 0;
- return const_cast<CheckerBoard*>(this);
- }
- else
- return context.hit_check(getpos);
-}
-
-Color
-CheckerBoard::get_color(Context context, const Point &getpos)const
-{
- if(get_amount()!=0.0 && point_test(getpos))
- {
- if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- return color;
- else
- return Color::blend(color,context.get_color(getpos),get_amount(),get_blend_method());
- }
- else
- return context.get_color(getpos);
-}
-
-bool
-CheckerBoard::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const
-{
- SuperCallback supercb(cb,0,9500,10000);
-
- if(!context.accelerated_render(surface,quality,renddesc,&supercb))
- return false;
- if(get_amount()==0)
- return true;
-
- int x,y;
-
- const Point tl(renddesc.get_tl());
- Point pos;
- const int w(surface->get_w());
- const int h(surface->get_h());
- const Real pw(renddesc.get_pw()),ph(renddesc.get_ph());
-
- Surface::alpha_pen apen(surface->begin());
-
- apen.set_alpha(get_amount());
- apen.set_blend_method(get_blend_method());
- apen.set_value(color);
-
- for(y=0,pos[1]=tl[1];y<h;y++,apen.inc_y(),apen.dec_x(x),pos[1]+=ph)
- for(x=0,pos[0]=tl[0];x<w;x++,apen.inc_x(),pos[0]+=pw)
- if(point_test(pos))
- apen.put_value();
-
- // Mark our progress as finished
- if(cb && !cb->amount_complete(10000,10000))
- return false;
-
- return true;
-}
projects / synfig.git / blobdiff