1//----------------------------------------------------------------------------
2// Anti-Grain Geometry - Version 2.4
3// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
4//
5// Permission to copy, use, modify, sell and distribute this software
6// is granted provided this copyright notice appears in all copies.
7// This software is provided "as is" without express or implied
8// warranty, and with no claim as to its suitability for any purpose.
9//
10//----------------------------------------------------------------------------
11// Contact: mcseem@antigrain.com
12//          mcseemagg@yahoo.com
13//          http://www.antigrain.com
14//----------------------------------------------------------------------------
15
16#ifndef AGG_VCGEN_MARKERS_TERM_INCLUDED
17#define AGG_VCGEN_MARKERS_TERM_INCLUDED
18
19#include "agg_basics.h"
20#include "agg_vertex_sequence.h"
21
22namespace agg
23{
24
25    //======================================================vcgen_markers_term
26    //
27    // See Implemantation agg_vcgen_markers_term.cpp
28    // Terminal markers generator (arrowhead/arrowtail)
29    //
30    //------------------------------------------------------------------------
31    class vcgen_markers_term
32    {
33    public:
34        vcgen_markers_term() : m_curr_id(0), m_curr_idx(0) {}
35
36        // Vertex Generator Interface
37        void remove_all();
38        void add_vertex(double x, double y, unsigned cmd);
39
40        // Vertex Source Interface
41        void rewind(unsigned path_id);
42        unsigned vertex(double* x, double* y);
43
44    private:
45        vcgen_markers_term(const vcgen_markers_term&);
46        const vcgen_markers_term& operator = (const vcgen_markers_term&);
47
48        struct coord_type
49        {
50            double x, y;
51
52            coord_type() {}
53            coord_type(double x_, double y_) : x(x_), y(y_) {}
54        };
55
56        typedef pod_bvector<coord_type, 6> coord_storage;
57
58        coord_storage m_markers;
59        unsigned      m_curr_id;
60        unsigned      m_curr_idx;
61    };
62
63
64}
65
66#endif
67