//---------------------------------------------------------------------------- // 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(FX_FLOAT w) { m_width = w / 2; } void miter_limit(FX_FLOAT ml) { m_miter_limit = ml; } void miter_limit_theta(FX_FLOAT t); void inner_miter_limit(FX_FLOAT ml) { m_inner_miter_limit = ml; } void approximation_scale(FX_FLOAT as) { m_approx_scale = as; } FX_FLOAT width() const { return m_width * 2; } FX_FLOAT miter_limit() const { return m_miter_limit; } FX_FLOAT inner_miter_limit() const { return m_inner_miter_limit; } FX_FLOAT approximation_scale() const { return m_approx_scale; } void remove_all(); void add_vertex(FX_FLOAT x, FX_FLOAT y, unsigned cmd); void rewind(unsigned path_id); unsigned vertex(FX_FLOAT* x, FX_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; FX_FLOAT m_width; FX_FLOAT m_miter_limit; FX_FLOAT m_inner_miter_limit; FX_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