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65 lines
2.3 KiB
C++
65 lines
2.3 KiB
C++
//----------------------------------------------------------------------------
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// Anti-Grain Geometry (AGG) - Version 2.5
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// A high quality rendering engine for C++
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// Copyright (C) 2002-2006 Maxim Shemanarev
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// Contact: mcseem@antigrain.com
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// mcseemagg@yahoo.com
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// http://antigrain.com
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//
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// AGG is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// AGG is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with AGG; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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// MA 02110-1301, USA.
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//----------------------------------------------------------------------------
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#ifndef AGG_SPAN_CONVERTER_INCLUDED
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#define AGG_SPAN_CONVERTER_INCLUDED
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#include "agg_basics.h"
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namespace agg
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{
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//----------------------------------------------------------span_converter
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template<class SpanGenerator, class SpanConverter> class span_converter
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{
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public:
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typedef typename SpanGenerator::color_type color_type;
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span_converter(SpanGenerator& span_gen, SpanConverter& span_cnv) :
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m_span_gen(&span_gen), m_span_cnv(&span_cnv) {}
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void attach_generator(SpanGenerator& span_gen) { m_span_gen = &span_gen; }
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void attach_converter(SpanConverter& span_cnv) { m_span_cnv = &span_cnv; }
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//--------------------------------------------------------------------
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void prepare()
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{
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m_span_gen->prepare();
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m_span_cnv->prepare();
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}
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//--------------------------------------------------------------------
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void generate(color_type* span, int x, int y, unsigned len)
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{
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m_span_gen->generate(span, x, y, len);
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m_span_cnv->generate(span, x, y, len);
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}
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private:
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SpanGenerator* m_span_gen;
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SpanConverter* m_span_cnv;
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};
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}
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#endif
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