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Diffstat (limited to 'agg/inc/agg_arrowhead.h')
-rwxr-xr-x | agg/inc/agg_arrowhead.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/agg/inc/agg_arrowhead.h b/agg/inc/agg_arrowhead.h new file mode 100755 index 000000000000..aac99c5ae980 --- /dev/null +++ b/agg/inc/agg_arrowhead.h @@ -0,0 +1,82 @@ +//---------------------------------------------------------------------------- +// 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 +//---------------------------------------------------------------------------- +// +// Simple arrowhead/arrowtail generator +// +//---------------------------------------------------------------------------- +#ifndef AGG_ARROWHEAD_INCLUDED +#define AGG_ARROWHEAD_INCLUDED + +#include "agg_basics.h" + +namespace agg +{ + + //===============================================================arrowhead + // + // See implementation agg_arrowhead.cpp + // + class arrowhead + { + public: + arrowhead(); + + void head(double d1, double d2, double d3, double d4) + { + m_head_d1 = d1; + m_head_d2 = d2; + m_head_d3 = d3; + m_head_d4 = d4; + m_head_flag = true; + } + + void head() { m_head_flag = true; } + void no_head() { m_head_flag = false; } + + void tail(double d1, double d2, double d3, double d4) + { + m_tail_d1 = d1; + m_tail_d2 = d2; + m_tail_d3 = d3; + m_tail_d4 = d4; + m_tail_flag = true; + } + + void tail() { m_tail_flag = true; } + void no_tail() { m_tail_flag = false; } + + void rewind(unsigned id); + unsigned vertex(double* x, double* y); + + private: + double m_head_d1; + double m_head_d2; + double m_head_d3; + double m_head_d4; + double m_tail_d1; + double m_tail_d2; + double m_tail_d3; + double m_tail_d4; + bool m_head_flag; + bool m_tail_flag; + double m_coord[16]; + unsigned m_cmd[8]; + unsigned m_curr_id; + unsigned m_curr_coord; + }; + +} + +#endif |