adg/adg-ldim-private.h

   1 /* ADG - Automatic Drawing Generation
   2  * Copyright (C) 2007,2008,2009 Nicola Fontana <ntd at entidi.it>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301, USA.
  18  */
  19
  20
  21 #ifndef __ADG_LDIM_PRIVATE_H__
  22 #define __ADG_LDIM_PRIVATE_H__
  23
  24 #include <adg-trail.h>
  25 #include <adg-marker.h>
  26
  27
  28 G_BEGIN_DECLS
  29
  30 /*
  31  * The cpml.data array is structured in the following way:
  32  *
  33  * [0]  = MOVE_TO
  34  * [1]  = baseline start
  35  * [2]  = LINE_TO
  36  * [3]  = baseline end
  37  * [4]  = MOVE_TO
  38  * [5]  = first extension line start
  39  * [6]  = LINE_TO
  40  * [7]  = first extension line end
  41  * [8]  = MOVE_TO
  42  * [9]  = second extension line start
  43  * [10] = LINE_TO
  44  * [11] = second extension line end
  45  */
  46
  47 typedef struct _AdgLDimPrivate AdgLDimPrivate;
  48
  49 struct _AdgLDimPrivate {
  50     double       direction;
  51
  52     gboolean     has_extension1;
  53     gboolean     has_extension2;
  54
  55     struct {
  56         CpmlPath path;
  57         cairo_path_data_t data[12];
  58     }            cpml;
  59
  60     AdgTrail    *trail;
  61     AdgMarker   *marker1;
  62     AdgMarker   *marker2;
  63
  64     CpmlPair     from_shift;
  65     CpmlPair     arrow_shift;
  66     CpmlPair     to_shift;
  67 };
  68
  69 G_END_DECLS
  70
  71
  72 #endif /* __ADG_LDIM_PRIVATE_H__ */