src/psdrv.h

   1 /*
   2  * Grace - GRaphing, Advanced Computation and Exploration of data
   3  *
   4  * Home page: http://plasma-gate.weizmann.ac.il/Grace/
   5  *
   6  * Copyright (c) 1996-2002 Grace Development Team
   7  *
   8  * Maintained by Evgeny Stambulchik
   9  *
  10  *
  11  *                           All Rights Reserved
  12  *
  13  *    This program is free software; you can redistribute it and/or modify
  14  *    it under the terms of the GNU General Public License as published by
  15  *    the Free Software Foundation; either version 2 of the License, or
  16  *    (at your option) any later version.
  17  *
  18  *    This program is distributed in the hope that it will be useful,
  19  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *    GNU General Public License for more details.
  22  *
  23  *    You should have received a copy of the GNU General Public License
  24  *    along with this program; if not, write to the Free Software
  25  *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  26  */
  27
  28 #include "defines.h"
  29
  30 #define PS_FORMAT   0
  31 #define EPS_FORMAT  1
  32 /* #define EPSI_FORMAT  2 */
  33
  34 typedef enum {
  35     COLORSPACE_GRAYSCALE,
  36     COLORSPACE_RGB,
  37     COLORSPACE_CMYK
  38 } PSColorSpace;
  39
  40 typedef struct {
  41     int embed;
  42     char *name;
  43 } PSFont;
  44
  45 #define DEFAULT_COLORSPACE  COLORSPACE_RGB
  46
  47 #define MEDIA_FEED_AUTO    0
  48 #define MEDIA_FEED_MATCH   1
  49 #define MEDIA_FEED_MANUAL  2
  50
  51 #define DOCDATA_7BIT    0
  52 #define DOCDATA_8BIT    1
  53 #define DOCDATA_BINARY  2
  54
  55 #define FONT_EMBED_NONE    0
  56 #define FONT_EMBED_BUT13   1
  57 #define FONT_EMBED_BUT35   2
  58 #define FONT_EMBED_ALL     3
  59
  60 #define MAX_PS_LINELEN   70
  61
  62 int ps_initgraphics(const Canvas *canvas, void *data,
  63     const CanvasStats *cstats);
  64
  65 void ps_drawpixel(const Canvas *canvas, void *data, const VPoint *vp);
  66 void ps_drawpolyline(const Canvas *canvas, void *data,
  67     const VPoint *vps, int n, int mode);
  68 void ps_fillpolygon(const Canvas *canvas, void *data,
  69     const VPoint *vps, int nc);
  70 void ps_drawarc(const Canvas *canvas, void *data,
  71     const VPoint *vp1, const VPoint *vp2, double a1, double a2);
  72 void ps_fillarc(const Canvas *canvas, void *data,
  73     const VPoint *vp1, const VPoint *vp2, double a1, double a2, int mode);
  74 void ps_putpixmap(const Canvas *canvas, void *data,
  75     const VPoint *vp, const CPixmap *pm);
  76 void ps_puttext(const Canvas *canvas, void *data,
  77     const VPoint *vp, const char *s, int len, int font, const TextMatrix *tm,
  78     int underline, int overline, int kerning);
  79
  80 void ps_leavegraphics(const Canvas *canvas, void *data,
  81     const CanvasStats *cstats);
  82
  83 int ps_op_parser(const Canvas *canvas, void *data, const char *opstring);
  84
  85 #if defined(NONE_GUI)
  86 #  define ps_gui_setup NULL
  87 #else
  88 void ps_gui_setup(const Canvas *canvas, void *data);
  89 #endif