vcs.maemo.org Git - navit-package/blob - navit/graphics/null/graphics_null.c

   1 #include <glib.h>
   2 #include "config.h"
   3 #include "point.h"
   4 #include "graphics.h"
   5 #include "color.h"
   6 #include "plugin.h"
   7
   8 static int dummy;
   9 static struct graphics_priv {
  10         int dummy;
  11 } graphics_priv;
  12
  13 static struct graphics_font_priv {
  14         int dummy;
  15 } graphics_font_priv;
  16
  17 static struct graphics_gc_priv {
  18         int dummy;
  19 } graphics_gc_priv;
  20
  21 static struct graphics_image_priv {
  22         int dummy;
  23 } graphics_image_priv;
  24
  25 static void
  26 graphics_destroy(struct graphics_priv *gr)
  27 {
  28 }
  29
  30 static void font_destroy(struct graphics_font_priv *font)
  31 {
  32
  33 }
  34
  35 static struct graphics_font_methods font_methods = {
  36         font_destroy
  37 };
  38
  39 static struct graphics_font_priv *font_new(struct graphics_priv *gr, struct graphics_font_methods *meth, int size)
  40 {
  41         *meth=font_methods;
  42         return &graphics_font_priv;
  43 }
  44
  45 static void
  46 gc_destroy(struct graphics_gc_priv *gc)
  47 {
  48 }
  49
  50 static void
  51 gc_set_linewidth(struct graphics_gc_priv *gc, int w)
  52 {
  53 }
  54
  55 static void
  56 gc_set_dashes(struct graphics_gc_priv *gc, int w, int offset, unsigned char *dash_list, int n)
  57 {
  58 }
  59
  60 static void
  61 gc_set_foreground(struct graphics_gc_priv *gc, struct color *c)
  62 {
  63 }
  64
  65 static void
  66 gc_set_background(struct graphics_gc_priv *gc, struct color *c)
  67 {
  68 }
  69
  70 static struct graphics_gc_methods gc_methods = {
  71         gc_destroy,
  72         gc_set_linewidth,
  73         gc_set_dashes,
  74         gc_set_foreground,
  75         gc_set_background
  76 };
  77
  78 static struct graphics_gc_priv *gc_new(struct graphics_priv *gr, struct graphics_gc_methods *meth)
  79 {
  80         *meth=gc_methods;
  81         return &graphics_gc_priv;
  82 }
  83
  84
  85 static struct graphics_image_priv *
  86 image_new(struct graphics_priv *gr, struct graphics_image_methods *meth, char *name, int *w, int *h)
  87 {
  88         return &graphics_image_priv;
  89 }
  90
  91 static void
  92 draw_lines(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count)
  93 {
  94 }
  95
  96 static void
  97 draw_polygon(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count)
  98 {
  99 }
 100
 101 static void
 102 draw_rectangle(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int w, int h)
 103 {
 104 }
 105
 106 static void
 107 draw_circle(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int r)
 108 {
 109 }
 110
 111
 112 static void
 113 draw_text(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct graphics_gc_priv *bg, struct graphics_font_priv *font, char *text, struct point *p, int dx, int dy)
 114 {
 115 }
 116
 117 static void
 118 draw_image(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, struct graphics_image_priv *img)
 119 {
 120 }
 121
 122 static void
 123 draw_image_warp(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, int count, char *data)
 124 {
 125 }
 126
 127 static void
 128 draw_restore(struct graphics_priv *gr, struct point *p, int w, int h)
 129 {
 130 }
 131
 132 static void
 133 background_gc(struct graphics_priv *gr, struct graphics_gc_priv *gc)
 134 {
 135 }
 136
 137 static void
 138 draw_mode(struct graphics_priv *gr, enum draw_mode_num mode)
 139 {
 140 }
 141
 142 static struct graphics_priv * overlay_new(struct graphics_priv *gr, struct graphics_methods *meth, struct point *p, int w, int h);
 143
 144 static void *
 145 get_data(struct graphics_priv *this, char *type)
 146 {
 147         return &dummy;
 148 }
 149
 150
 151
 152 static void
 153 register_resize_callback(struct graphics_priv *this, void (*callback)(void *data, int w, int h), void *data)
 154 {
 155 }
 156
 157 static void
 158 register_motion_callback(struct graphics_priv *this, void (*callback)(void *data, struct point *p), void *data)
 159 {
 160 }
 161
 162 static void
 163 register_button_callback(struct graphics_priv *this, void (*callback)(void *data, int press, int button, struct point *p), void *data)
 164 {
 165 }
 166
 167 static struct graphics_methods graphics_methods = {
 168         graphics_destroy,
 169         draw_mode,
 170         draw_lines,
 171         draw_polygon,
 172         draw_rectangle,
 173         draw_circle,
 174         draw_text,
 175         draw_image,
 176         draw_image_warp,
 177         draw_restore,
 178         font_new,
 179         gc_new,
 180         background_gc,
 181         overlay_new,
 182         image_new,
 183         get_data,
 184         register_resize_callback,
 185         register_button_callback,
 186         register_motion_callback,
 187 };
 188
 189 static struct graphics_priv *
 190 overlay_new(struct graphics_priv *gr, struct graphics_methods *meth, struct point *p, int w, int h)
 191 {
 192         *meth=graphics_methods;
 193         return &graphics_priv;
 194 }
 195
 196
 197 static struct graphics_priv *
 198 graphics_null_new(struct graphics_methods *meth, struct attr **attrs)
 199 {
 200         *meth=graphics_methods;
 201         return &graphics_priv;
 202 }
 203
 204 void
 205 plugin_init(void)
 206 {
 207         plugin_register_graphics_type("null", graphics_null_new);
 208 }