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//----------------------------------------------------------------------------
// Anti-Grain Geometry - Version 2.3
// 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
//----------------------------------------------------------------------------
#ifndef AGG_VCGEN_STROKE_INCLUDED
#define AGG_VCGEN_STROKE_INCLUDED
#include "agg_math_stroke.h"
namespace agg
{
class vcgen_stroke
{
enum status_e {
initial,
ready,
cap1,
cap2,
outline1,
close_first,
outline2,
out_vertices,
end_poly1,
end_poly2,
stop
};
public:
typedef vertex_sequence<vertex_dist_cmd, 6> vertex_storage;
typedef pod_deque<point_type, 6> coord_storage;
vcgen_stroke();
void line_cap(line_cap_e lc)
{
m_line_cap = lc;
}
void line_join(line_join_e lj)
{
m_line_join = lj;
}
void inner_join(inner_join_e ij)
{
m_inner_join = ij;
}
line_cap_e line_cap() const
{
return m_line_cap;
}
line_join_e line_join() const
{
return m_line_join;
}
inner_join_e inner_join() const
{
return m_inner_join;
}
void width(float w)
{
m_width = w / 2;
}
void miter_limit(float ml)
{
m_miter_limit = ml;
}
void miter_limit_theta(float t);
void inner_miter_limit(float ml)
{
m_inner_miter_limit = ml;
}
void approximation_scale(float as)
{
m_approx_scale = as;
}
float width() const
{
return m_width * 2;
}
float miter_limit() const
{
return m_miter_limit;
}
float inner_miter_limit() const
{
return m_inner_miter_limit;
}
float approximation_scale() const
{
return m_approx_scale;
}
void remove_all();
void add_vertex(float x, float y, unsigned cmd);
void rewind(unsigned path_id);
unsigned vertex(float* x, float* y);
private:
vcgen_stroke(const vcgen_stroke&);
const vcgen_stroke& operator = (const vcgen_stroke&);
vertex_storage m_src_vertices;
coord_storage m_out_vertices;
float m_width;
float m_miter_limit;
float m_inner_miter_limit;
float m_approx_scale;
line_cap_e m_line_cap;
line_join_e m_line_join;
inner_join_e m_inner_join;
unsigned m_closed;
status_e m_status;
status_e m_prev_status;
unsigned m_src_vertex;
unsigned m_out_vertex;
};
}
#endif
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