headers/libs/agg/agg_conv_dash.h

   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 // conv_dash
  17 //
  18 //----------------------------------------------------------------------------
  19 #ifndef AGG_CONV_DASH_INCLUDED
  20 #define AGG_CONV_DASH_INCLUDED
  21
  22 #include "agg_basics.h"
  23 #include "agg_vcgen_dash.h"
  24 #include "agg_conv_adaptor_vcgen.h"
  25
  26 namespace agg
  27 {
  28
  29     //---------------------------------------------------------------conv_dash
  30     template<class VertexSource, class Markers=null_markers>
  31     struct conv_dash : public conv_adaptor_vcgen<VertexSource, vcgen_dash, Markers>
  32     {
  33         typedef Markers marker_type;
  34         typedef conv_adaptor_vcgen<VertexSource, vcgen_dash, Markers> base_type;
  35
  36         conv_dash(VertexSource& vs) :
  37             conv_adaptor_vcgen<VertexSource, vcgen_dash, Markers>(vs)
  38         {
  39         }
  40
  41         void remove_all_dashes()
  42         {
  43             base_type::generator().remove_all_dashes();
  44         }
  45
  46         void add_dash(double dash_len, double gap_len)
  47         {
  48             base_type::generator().add_dash(dash_len, gap_len);
  49         }
  50
  51         void dash_start(double ds)
  52         {
  53             base_type::generator().dash_start(ds);
  54         }
  55
  56         void shorten(double s) { base_type::generator().shorten(s); }
  57         double shorten() const { return base_type::generator().shorten(); }
  58
  59     private:
  60         conv_dash(const conv_dash<VertexSource, Markers>&);
  61         const conv_dash<VertexSource, Markers>&
  62             operator = (const conv_dash<VertexSource, Markers>&);
  63     };
  64
  65
  66 }
  67
  68 #endif