mapnik/agg/include/agg_conv_smooth_poly1.h

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2006-01-31 23:09:52 +00:00
//----------------------------------------------------------------------------
// Anti-Grain Geometry - Version 2.4
// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
//
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
//
//----------------------------------------------------------------------------
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://www.antigrain.com
//----------------------------------------------------------------------------
//
// Smooth polygon generator
//
//----------------------------------------------------------------------------
#ifndef AGG_CONV_SMOOTH_POLY1_INCLUDED
#define AGG_CONV_SMOOTH_POLY1_INCLUDED
#include "agg_basics.h"
#include "agg_vcgen_smooth_poly1.h"
#include "agg_conv_adaptor_vcgen.h"
#include "agg_conv_curve.h"
namespace agg
{
//-------------------------------------------------------conv_smooth_poly1
template<class VertexSource>
struct conv_smooth_poly1 :
public conv_adaptor_vcgen<VertexSource, vcgen_smooth_poly1>
{
typedef conv_adaptor_vcgen<VertexSource, vcgen_smooth_poly1> base_type;
conv_smooth_poly1(VertexSource& vs) :
conv_adaptor_vcgen<VertexSource, vcgen_smooth_poly1>(vs)
{
}
void smooth_value(double v) { base_type::generator().smooth_value(v); }
double smooth_value() const { return base_type::generator().smooth_value(); }
private:
conv_smooth_poly1(const conv_smooth_poly1<VertexSource>&);
const conv_smooth_poly1<VertexSource>&
operator = (const conv_smooth_poly1<VertexSource>&);
};
//-------------------------------------------------conv_smooth_poly1_curve
template<class VertexSource>
struct conv_smooth_poly1_curve :
public conv_curve<conv_smooth_poly1<VertexSource> >
{
conv_smooth_poly1_curve(VertexSource& vs) :
conv_curve<conv_smooth_poly1<VertexSource> >(m_smooth),
m_smooth(vs)
{
}
void smooth_value(double v) { m_smooth.generator().smooth_value(v); }
double smooth_value() const { return m_smooth.generator().smooth_value(); }
private:
conv_smooth_poly1_curve(const conv_smooth_poly1_curve<VertexSource>&);
const conv_smooth_poly1_curve<VertexSource>&
operator = (const conv_smooth_poly1_curve<VertexSource>&);
conv_smooth_poly1<VertexSource> m_smooth;
};
}
#endif