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57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
//----------------------------------------------------------------------------
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// Anti-Grain Geometry - Version 2.4
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// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
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//
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// Permission to copy, use, modify, sell and distribute this software
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// is granted provided this copyright notice appears in all copies.
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// This software is provided "as is" without express or implied
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// warranty, and with no claim as to its suitability for any purpose.
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//
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//----------------------------------------------------------------------------
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// Contact: mcseem@antigrain.com
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// mcseemagg@yahoo.com
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// http://www.antigrain.com
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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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