//----------------------------------------------------------------------------// 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//----------------------------------------------------------------------------//// class conv_transform////----------------------------------------------------------------------------#ifndef AGG_CONV_TRANSFORM_INCLUDED#define AGG_CONV_TRANSFORM_INCLUDED#include "agg_basics.h"#include "agg_trans_affine.h"namespace agg{//----------------------------------------------------------conv_transformtemplate<class VertexSource, class Transformer=trans_affine> class conv_transform{public:conv_transform(VertexSource& source, const Transformer& tr) :m_source(&source), m_trans(&tr) {}void attach(VertexSource& source) { m_source = &source; }void rewind(unsigned path_id){m_source->rewind(path_id);}unsigned vertex(double* x, double* y){unsigned cmd = m_source->vertex(x, y);if(is_vertex(cmd)){m_trans->transform(x, y);}return cmd;}void transformer(const Transformer& tr){m_trans = &tr;}private:conv_transform(const conv_transform<VertexSource>&);const conv_transform<VertexSource>&operator = (const conv_transform<VertexSource>&);VertexSource* m_source;const Transformer* m_trans;};}#endif