src/libs/icon/transformer/ContourTransformer.h

   1 /*
   2  * Copyright 2006-2007, Haiku.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Stephan Aßmus <superstippi@gmx.de>
   7  */
   8 #ifndef CONTOUR_TRANSFORMER_H
   9 #define CONTOUR_TRANSFORMER_H
  10
  11
  12 #include "IconBuild.h"
  13 #include "Transformer.h"
  14
  15 #include <agg_conv_contour.h>
  16
  17
  18 _BEGIN_ICON_NAMESPACE
  19
  20
  21 typedef agg::conv_contour<VertexSource>         Contour;
  22
  23 class ContourTransformer : public Transformer,
  24                                                    public Contour {
  25  public:
  26         enum {
  27                 archive_code    = 'cntr',
  28         };
  29
  30                                                                 ContourTransformer(
  31                                                                         VertexSource& source);
  32                                                                 ContourTransformer(
  33                                                                         VertexSource& source,
  34                                                                         BMessage* archive);
  35
  36         virtual                                         ~ContourTransformer();
  37
  38         virtual Transformer*            Clone(VertexSource& source) const;
  39
  40         virtual void                            rewind(unsigned path_id);
  41     virtual     unsigned                        vertex(double* x, double* y);
  42
  43         virtual void                            SetSource(VertexSource& source);
  44
  45         virtual double                          ApproximationScale() const;
  46
  47 #ifdef ICON_O_MATIC
  48         // IconObject interface
  49         virtual status_t                        Archive(BMessage* into,
  50                                                                                 bool deep = true) const;
  51
  52         virtual PropertyObject*         MakePropertyObject() const;
  53         virtual bool                            SetToPropertyObject(
  54                                                                         const PropertyObject* object);
  55 #endif
  56 };
  57
  58 _END_ICON_NAMESPACE
  59
  60
  61 #endif  // CONTOUR_TRANSFORMER_H