Anti-Grain Geometry - AGG (libagg)
2.5
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00001 //---------------------------------------------------------------------------- 00002 // Anti-Grain Geometry (AGG) - Version 2.5 00003 // A high quality rendering engine for C++ 00004 // Copyright (C) 2002-2006 Maxim Shemanarev 00005 // Contact: mcseem@antigrain.com 00006 // mcseemagg@yahoo.com 00007 // http://antigrain.com 00008 // 00009 // AGG is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU General Public License 00011 // as published by the Free Software Foundation; either version 2 00012 // of the License, or (at your option) any later version. 00013 // 00014 // AGG is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00017 // GNU General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU General Public License 00020 // along with AGG; if not, write to the Free Software 00021 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 00022 // MA 02110-1301, USA. 00023 //---------------------------------------------------------------------------- 00024 00025 #ifndef AGG_SPAN_CONVERTER_INCLUDED 00026 #define AGG_SPAN_CONVERTER_INCLUDED 00027 00028 #include "agg_basics.h" 00029 00030 namespace agg 00031 { 00032 //----------------------------------------------------------span_converter 00033 template<class SpanGenerator, class SpanConverter> class span_converter 00034 { 00035 public: 00036 typedef typename SpanGenerator::color_type color_type; 00037 00038 span_converter(SpanGenerator& span_gen, SpanConverter& span_cnv) : 00039 m_span_gen(&span_gen), m_span_cnv(&span_cnv) {} 00040 00041 void attach_generator(SpanGenerator& span_gen) { m_span_gen = &span_gen; } 00042 void attach_converter(SpanConverter& span_cnv) { m_span_cnv = &span_cnv; } 00043 00044 //-------------------------------------------------------------------- 00045 void prepare() 00046 { 00047 m_span_gen->prepare(); 00048 m_span_cnv->prepare(); 00049 } 00050 00051 //-------------------------------------------------------------------- 00052 void generate(color_type* span, int x, int y, unsigned len) 00053 { 00054 m_span_gen->generate(span, x, y, len); 00055 m_span_cnv->generate(span, x, y, len); 00056 } 00057 00058 private: 00059 SpanGenerator* m_span_gen; 00060 SpanConverter* m_span_cnv; 00061 }; 00062 00063 } 00064 00065 #endif