| Svet Ganov | ee451cb | 2014-05-21 09:38:09 -0700 | [diff] [blame] | 1 | |
| 2 | //---------------------------------------------------------------------------- |
| 3 | // Anti-Grain Geometry - Version 2.3 |
| 4 | // Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com) |
| 5 | // |
| 6 | // Permission to copy, use, modify, sell and distribute this software |
| 7 | // is granted provided this copyright notice appears in all copies. |
| 8 | // This software is provided "as is" without express or implied |
| 9 | // warranty, and with no claim as to its suitability for any purpose. |
| 10 | // |
| 11 | //---------------------------------------------------------------------------- |
| 12 | // Contact: mcseem@antigrain.com |
| 13 | // mcseemagg@yahoo.com |
| 14 | // http://www.antigrain.com |
| 15 | //---------------------------------------------------------------------------- |
| 16 | #ifndef AGG_VCGEN_STROKE_INCLUDED |
| 17 | #define AGG_VCGEN_STROKE_INCLUDED |
| 18 | #include "agg_math_stroke.h" |
| 19 | namespace agg |
| 20 | { |
| Svet Ganov | e6986e1 | 2015-06-04 14:52:15 -0700 | [diff] [blame^] | 21 | class vcgen_stroke |
| Svet Ganov | ee451cb | 2014-05-21 09:38:09 -0700 | [diff] [blame] | 22 | { |
| 23 | enum status_e { |
| 24 | initial, |
| 25 | ready, |
| 26 | cap1, |
| 27 | cap2, |
| 28 | outline1, |
| 29 | close_first, |
| 30 | outline2, |
| 31 | out_vertices, |
| 32 | end_poly1, |
| 33 | end_poly2, |
| 34 | stop |
| 35 | }; |
| 36 | public: |
| 37 | typedef vertex_sequence<vertex_dist_cmd, 6> vertex_storage; |
| 38 | typedef pod_deque<point_type, 6> coord_storage; |
| 39 | vcgen_stroke(); |
| 40 | void line_cap(line_cap_e lc) |
| 41 | { |
| 42 | m_line_cap = lc; |
| 43 | } |
| 44 | void line_join(line_join_e lj) |
| 45 | { |
| 46 | m_line_join = lj; |
| 47 | } |
| 48 | void inner_join(inner_join_e ij) |
| 49 | { |
| 50 | m_inner_join = ij; |
| 51 | } |
| 52 | line_cap_e line_cap() const |
| 53 | { |
| 54 | return m_line_cap; |
| 55 | } |
| 56 | line_join_e line_join() const |
| 57 | { |
| 58 | return m_line_join; |
| 59 | } |
| 60 | inner_join_e inner_join() const |
| 61 | { |
| 62 | return m_inner_join; |
| 63 | } |
| 64 | void width(FX_FLOAT w) |
| 65 | { |
| 66 | m_width = w / 2; |
| 67 | } |
| 68 | void miter_limit(FX_FLOAT ml) |
| 69 | { |
| 70 | m_miter_limit = ml; |
| 71 | } |
| 72 | void miter_limit_theta(FX_FLOAT t); |
| 73 | void inner_miter_limit(FX_FLOAT ml) |
| 74 | { |
| 75 | m_inner_miter_limit = ml; |
| 76 | } |
| 77 | void approximation_scale(FX_FLOAT as) |
| 78 | { |
| 79 | m_approx_scale = as; |
| 80 | } |
| 81 | FX_FLOAT width() const |
| 82 | { |
| 83 | return m_width * 2; |
| 84 | } |
| 85 | FX_FLOAT miter_limit() const |
| 86 | { |
| 87 | return m_miter_limit; |
| 88 | } |
| 89 | FX_FLOAT inner_miter_limit() const |
| 90 | { |
| 91 | return m_inner_miter_limit; |
| 92 | } |
| 93 | FX_FLOAT approximation_scale() const |
| 94 | { |
| 95 | return m_approx_scale; |
| 96 | } |
| 97 | void remove_all(); |
| 98 | void add_vertex(FX_FLOAT x, FX_FLOAT y, unsigned cmd); |
| 99 | void rewind(unsigned path_id); |
| 100 | unsigned vertex(FX_FLOAT* x, FX_FLOAT* y); |
| 101 | private: |
| 102 | vcgen_stroke(const vcgen_stroke&); |
| 103 | const vcgen_stroke& operator = (const vcgen_stroke&); |
| 104 | vertex_storage m_src_vertices; |
| 105 | coord_storage m_out_vertices; |
| 106 | FX_FLOAT m_width; |
| 107 | FX_FLOAT m_miter_limit; |
| 108 | FX_FLOAT m_inner_miter_limit; |
| 109 | FX_FLOAT m_approx_scale; |
| 110 | line_cap_e m_line_cap; |
| 111 | line_join_e m_line_join; |
| 112 | inner_join_e m_inner_join; |
| 113 | unsigned m_closed; |
| 114 | status_e m_status; |
| 115 | status_e m_prev_status; |
| 116 | unsigned m_src_vertex; |
| 117 | unsigned m_out_vertex; |
| 118 | }; |
| 119 | } |
| 120 | #endif |