73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
|
//----------------------------------------------------------------------------
|
||
|
|
// Anti-Grain Geometry - Version 2.2
|
||
|
|
// Copyright (C) 2002-2004 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_MARKERS_TERM_INCLUDED
|
||
|
|
#define AGG_VCGEN_MARKERS_TERM_INCLUDED
|
||
|
|
|
||
|
|
#include "agg_basics.h"
|
||
|
|
#include "agg_vertex_sequence.h"
|
||
|
|
#include "agg_vertex_iterator.h"
|
||
|
|
|
||
|
|
namespace agg
|
||
|
|
{
|
||
|
|
|
||
|
|
//======================================================vcgen_markers_term
|
||
|
|
//
|
||
|
|
// See Implemantation agg_vcgen_markers_term.cpp
|
||
|
|
// Terminal markers generator (arrowhead/arrowtail)
|
||
|
|
//
|
||
|
|
//------------------------------------------------------------------------
|
||
|
|
class vcgen_markers_term
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
vcgen_markers_term() : m_curr_id(0), m_curr_idx(0) {}
|
||
|
|
|
||
|
|
// Vertex Generator Interface
|
||
|
|
void remove_all();
|
||
|
|
void add_vertex(double x, double y, unsigned cmd);
|
||
|
|
|
||
|
|
// Vertex Source Interface
|
||
|
|
void rewind(unsigned id);
|
||
|
|
unsigned vertex(double* x, double* y);
|
||
|
|
|
||
|
|
typedef vcgen_markers_term source_type;
|
||
|
|
typedef vertex_iterator<source_type> iterator;
|
||
|
|
iterator begin(unsigned id) { return iterator(*this, id); }
|
||
|
|
iterator end() { return iterator(path_cmd_stop); }
|
||
|
|
|
||
|
|
private:
|
||
|
|
vcgen_markers_term(const vcgen_markers_term&);
|
||
|
|
const vcgen_markers_term& operator = (const vcgen_markers_term&);
|
||
|
|
|
||
|
|
struct coord_type
|
||
|
|
{
|
||
|
|
double x, y;
|
||
|
|
|
||
|
|
coord_type() {}
|
||
|
|
coord_type(double x_, double y_) : x(x_), y(y_) {}
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef pod_deque<coord_type, 6> coord_storage;
|
||
|
|
|
||
|
|
coord_storage m_markers;
|
||
|
|
unsigned m_curr_id;
|
||
|
|
unsigned m_curr_idx;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|