src/svg/gnome-canvas-bpath-util.h

   1 /* GnomeCanvas Bezier polyline paths & segments
   2  *
   3  * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
   4  * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
   5  *
   6  * Copyright (C) 1998,1999 The Free Software Foundation
   7  *
   8  * Authors: Federico Mena <federico@nuclecu.unam.mx>
   9  *          Lauris Kaplinski <lauris@ariman.ee>
  10  *          Raph Levien <raph@acm.org>
  11  */
  12
  13 #ifndef PATH_UTIL_H
  14 #define PATH_UTIL_H
  15
  16 struct NArtBpath;
  17
  18 struct GnomeCanvasBpathDef {
  19         int ref_count;
  20         NArtBpath *bpath;
  21         int n_bpath;
  22         int n_bpath_max;
  23         int moveto_idx;
  24 };
  25
  26
  27 GnomeCanvasBpathDef *gnome_canvas_bpath_def_new (void);
  28 GnomeCanvasBpathDef *gnome_canvas_bpath_def_new_from (NArtBpath *bpath);
  29 GnomeCanvasBpathDef *gnome_canvas_bpath_def_ref (GnomeCanvasBpathDef *bpd);
  30
  31 #define gnome_canvas_bpath_def_unref gnome_canvas_bpath_def_free
  32 void gnome_canvas_bpath_def_free       (GnomeCanvasBpathDef *bpd);
  33
  34 void gnome_canvas_bpath_def_moveto     (GnomeCanvasBpathDef *bpd,
  35                                         double x, double y);
  36 void gnome_canvas_bpath_def_lineto     (GnomeCanvasBpathDef *bpd,
  37                                         double x, double y);
  38 void gnome_canvas_bpath_def_curveto    (GnomeCanvasBpathDef *bpd,
  39                                         double x1, double y1,
  40                                         double x2, double y2,
  41                                         double x3, double y3);
  42 void gnome_canvas_bpath_def_closepath  (GnomeCanvasBpathDef *bpd);
  43
  44 void gnome_canvas_bpath_def_art_finish (GnomeCanvasBpathDef *bpd);
  45
  46
  47
  48 #endif