Pileus Git - ~andy/gtk/blob - gdk/linux-fb/gdkprivate-fb.h

   1 /* GDK - The GIMP Drawing Kit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   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., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 /*
  21  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  22  * file for a list of people on the GTK+ Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 /*
  28  * Private uninstalled header defining things local to X windowing code
  29  */
  30
  31 #ifndef __GDK_PRIVATE_FB_H__
  32 #define __GDK_PRIVATE_FB_H__
  33
  34 #include <gdk/gdkprivate.h>
  35 #include <gdk/gdk.h>
  36 #include "gdkfb.h"
  37 #include "gdkregion-generic.h"
  38 #include <linux/fb.h>
  39 #include <stdio.h>
  40 #include <freetype/freetype.h>
  41
  42 #define GDK_DRAWABLE_IMPL_FBDATA(win) ((GdkDrawableFBData *)((GdkWindowPrivate *)(win))->impl)
  43 #define GDK_DRAWABLE_IMPL(win) ((GdkDrawable *)((GdkWindowPrivate *)(win))->impl)
  44 #define GDK_WINDOW_IMPL_FBDATA(win) ((GdkWindowFBData *)((GdkWindowPrivate *)(win))->impl)
  45 #define GDK_PIXMAP_IMPL_FBDATA(win) ((GdkPixmapFBData *)((GdkWindowPrivate *)(win))->impl)
  46 #define GDK_DRAWABLE_FBDATA(win) ((GdkDrawableFBData *)(win))
  47 #define GDK_PIXMAP_FBDATA(win) ((GdkPixmapFBData *)(win))
  48 #define GDK_WINDOW_FBDATA(win) ((GdkWindowFBData *)(win))
  49 #define GDK_FONT_FB(f) ((GdkFontPrivateFB *)(f))
  50 #define GDK_CURSOR_FB(c) ((GdkCursorPrivateFB *)(c))
  51
  52 #define GDK_CHECK_IMPL(drawable) \
  53  g_assert(G_OBJECT_TYPE(drawable) == _gdk_window_impl_get_type() || G_OBJECT_TYPE(drawable) == _gdk_pixmap_impl_get_type())
  54 #define GDK_CHECK_INTF(drawable) \
  55  g_assert(G_OBJECT_TYPE(drawable) == gdk_window_get_type() || G_OBJECT_TYPE(drawable) == gdk_pixmap_get_type())
  56
  57 typedef struct _GdkDrawableFBData GdkDrawableFBData;
  58 typedef struct _GdkWindowFBData GdkWindowFBData;
  59 typedef struct _GdkPixmapFBData GdkPixmapFBData;
  60 typedef GdkWindowObject GdkWindowPrivate;
  61 #define GDK_DRAWABLE_PIXMAP (GDK_WINDOW_FOREIGN+1)
  62
  63 struct _GdkDrawableFBData
  64 {
  65   GdkDrawable parent_object;
  66
  67   GdkDrawable *wrapper;
  68
  69   guchar *mem;
  70
  71   gint abs_x, abs_y, lim_x, lim_y, llim_x, llim_y; /* computed values */
  72
  73   guint rowstride;
  74
  75   /* Due to excursions in gdk, this stuff has to be stored here instead of in GdkDrawable where it belongs */
  76   gint width, height, depth;
  77   GdkColormap *colormap;
  78   GdkWindowType window_type;
  79 };
  80
  81 typedef struct {
  82   GdkDrawableClass base_class;
  83 } GdkDrawableFBClass;
  84
  85 #define GDK_DRAWABLE_P(x) ((GdkDrawableFBData *)(x))
  86
  87 struct _GdkPixmapFBData
  88 {
  89   GdkDrawableFBData drawable_data;
  90 };
  91
  92 typedef struct {
  93   GdkDrawableFBClass klass;
  94 } GdkPixmapFBClass;
  95
  96 GType gdk_drawable_impl_fb_get_type (void);
  97
  98 typedef struct {
  99   gulong length;
 100   GdkAtom type;
 101   gint format;
 102   guchar data[1];
 103 } GdkWindowProperty;
 104
 105 struct _GdkWindowFBData
 106 {
 107   GdkDrawableFBData drawable_data;
 108   GdkCursor *cursor;
 109   GHashTable *properties;
 110
 111   GdkEventMask event_mask;
 112   gint level;
 113   gboolean realized : 1;
 114 };
 115
 116 typedef struct {
 117   GdkDrawableFBClass base_class;
 118 } GdkWindowFBClass;
 119 #define GDK_WINDOW_P(x) ((GdkWindowObject *)(x))
 120
 121 struct _GdkFBDisplay
 122 {
 123   int fd;
 124   guchar *fbmem;
 125   gpointer active_cmap;
 126   gulong mem_len;
 127   struct fb_fix_screeninfo sinfo;
 128   struct fb_var_screeninfo modeinfo;
 129   int red_byte, green_byte, blue_byte; /* For truecolor */
 130 };
 131
 132 typedef struct {
 133   GdkVisual base;
 134 } GdkVisualPrivateFB;
 135
 136 typedef struct {
 137   GdkColormap base;
 138
 139   GHashTable *hash;
 140   GdkColorInfo *info;
 141   guint sync_tag;
 142 } GdkColormapPrivateFB;
 143
 144 typedef struct {
 145   GdkColormapClass base_class;
 146 } GdkColormapFBClass;
 147
 148 typedef struct {
 149   GdkCursor base;
 150   GdkPixmap *cursor, *mask;
 151   int hot_x, hot_y;
 152   int mask_off_x, mask_off_y;
 153 } GdkCursorPrivateFB;
 154
 155 typedef struct {
 156   GdkFontPrivate base;
 157
 158   FT_Face face;
 159   double size;
 160 } GdkFontPrivateFB;
 161
 162 void gdk_fb_font_init(void);
 163 void gdk_fb_font_fini(void);
 164
 165 typedef struct {
 166   GdkImage base;
 167 } GdkImagePrivateFB;
 168
 169 #define GDK_GC_FBDATA(x) ((GdkGCFBData *)(x))
 170 #define GDK_GC_P(x) ((GdkGC *)(x))
 171
 172 typedef struct {
 173   GdkGC parent_instance;
 174
 175   GdkRegion *clip_region;
 176   gchar *dash_list;
 177   GdkGCValuesMask values_mask;
 178   GdkGCValues values;
 179   gint dash_offset;
 180   gushort dash_list_len;
 181   guchar depth, alu;
 182 } GdkGCFBData;
 183
 184 typedef struct {
 185   GdkGCClass parent_class;
 186 } GdkGCFBClass;
 187
 188 GType gdk_gc_fb_get_type (void);
 189 #if 0
 190 GdkGC *       _gdk_fb_gc_new          (GdkDrawable     *drawable,
 191                                        GdkGCValues     *values,
 192                                        GdkGCValuesMask  values_mask);
 193 #endif
 194
 195 /* Routines from gdkgeometry-fb.c */
 196
 197 void _gdk_window_init_position     (GdkWindow    *window);
 198 void _gdk_window_move_resize_child (GdkWindow    *window,
 199                                     gint          x,
 200                                     gint          y,
 201                                     gint          width,
 202                                     gint          height);
 203 void _gdk_window_process_expose    (GdkWindow    *window,
 204                                     gulong        serial,
 205                                     GdkRectangle *area);
 206 void gdk_window_invalidate_region_clear(GdkWindow *window, GdkRegion *region);
 207 void gdk_window_invalidate_rect_clear(GdkWindow *window, GdkRectangle *rect);
 208 GdkGC *_gdk_fb_gc_new(GdkDrawable *drawable, GdkGCValues *values, GdkGCValuesMask values_mask);
 209
 210 void gdk_fb_drawable_clear(GdkDrawable *drawable);
 211 void gdk_fb_draw_drawable  (GdkDrawable    *drawable,
 212                             GdkGC          *gc,
 213                             GdkPixmap      *src,
 214                             gint            xsrc,
 215                             gint            ysrc,
 216                             gint            xdest,
 217                             gint            ydest,
 218                             gint            width,
 219                             gint            height);
 220
 221 typedef struct {
 222   GdkWindow *bg_relto;
 223   GdkPixmap *bgpm;
 224
 225   GdkRegion *real_clip_region;
 226
 227   guchar *mem, *clipmem;
 228   gpointer cursor_dc;
 229
 230   guint rowstride, clip_rowstride;
 231   int clipxoff, clipyoff;
 232
 233   gboolean draw_bg : 1;
 234   gboolean copy_region : 1;
 235   gboolean handle_cursor : 1;
 236 } GdkFBDrawingContext;
 237
 238 void gdk_fb_drawing_context_init(GdkFBDrawingContext *dc, GdkDrawable *drawable,
 239                                  GdkGC *gc, gboolean draw_bg, gboolean do_clipping);
 240 void gdk_fb_drawing_context_finalize(GdkFBDrawingContext *dc);
 241
 242 void gdk_fb_draw_drawable_3 (GdkDrawable *drawable,
 243                              GdkGC *gc,
 244                              GdkPixmap *src,
 245                              GdkFBDrawingContext *dc,
 246                              gint xsrc,
 247                              gint ysrc,
 248                              gint xdest,
 249                              gint ydest,
 250                              gint width,
 251                              gint height);
 252
 253 void gdk_fb_draw_drawable_2 (GdkDrawable *drawable,
 254                              GdkGC       *gc,
 255                              GdkPixmap   *src,
 256                              gint         xsrc,
 257                              gint         ysrc,
 258                              gint         xdest,
 259                              gint         ydest,
 260                              gint         width,
 261                              gint         height,
 262                              gboolean     draw_bg,
 263                              gboolean     do_clipping);
 264 void gdk_fb_draw_rectangle (GdkDrawable    *drawable,
 265                             GdkGC          *gc,
 266                             gint            filled,
 267                             gint            x,
 268                             gint            y,
 269                             gint            width,
 270                             gint            height);
 271 void gdk_fb_fill_spans(GdkDrawable *real_drawable, GdkGC *gc, GdkRectangle *rects, int nrects);
 272 GdkRegion *gdk_fb_clip_region(GdkDrawable *drawable, GdkGC *gc, gboolean do_clipping, gboolean do_children);
 273
 274 GdkGrabStatus
 275 gdk_fb_pointer_grab (GdkWindow *          window,
 276                      gint                 owner_events,
 277                      GdkEventMask         event_mask,
 278                      GdkWindow *          confine_to,
 279                      GdkCursor *          cursor,
 280                      guint32  time,
 281                      gboolean implicit_grab);
 282 void gdk_fb_pointer_ungrab (guint32 time, gboolean implicit_grab);
 283
 284 extern GdkWindow *_gdk_fb_pointer_grab_window, *_gdk_fb_pointer_grab_window_events, *_gdk_fb_keyboard_grab_window, *_gdk_fb_pointer_grab_confine;
 285 extern GdkEventMask _gdk_fb_pointer_grab_events, _gdk_fb_keyboard_grab_events;
 286 extern GdkCursor *_gdk_fb_pointer_grab_cursor;
 287 extern GdkFBDisplay *gdk_display;
 288 extern GdkDrawableClass _gdk_fb_drawable_class;
 289 extern FILE *debug_out;
 290 GdkEvent *gdk_event_make(GdkWindow *window, GdkEventType type, gboolean append_to_queue);
 291 GdkEvent *gdk_event_make_2(GdkWindow *window, GdkEventType type, gboolean append_to_queue, gint button_press_num);
 292
 293 void gdk_fb_get_cursor_rect(GdkRectangle *rect);
 294 gboolean gdk_fb_cursor_need_hide(GdkRectangle *rect);
 295 gboolean gdk_fb_cursor_region_need_hide(GdkRegion *region);
 296 void gdk_fb_cursor_unhide(void);
 297 void gdk_fb_cursor_reset(void);
 298 void gdk_fb_cursor_hide(void);
 299 void gdk_fb_redraw_all(void);
 300
 301 void gdk_input_ps2_get_mouseinfo(gint *x, gint *y, GdkModifierType *mask);
 302 void gdk_fb_window_visibility_crossing(GdkWindow *window, gboolean is_show, gboolean is_grab);
 303
 304 #define PANGO_TYPE_FB_FONT              (pango_fb_font_get_type ())
 305 #define PANGO_FB_FONT(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_FB_FONT, PangoFBFont))
 306 typedef struct _PangoFBFont        PangoFBFont;
 307 struct _PangoFBFont
 308 {
 309   PangoFont parent;
 310
 311   FT_Face ftf;
 312   PangoFontDescription desc;
 313   PangoCoverage *coverage;
 314   GHashTable *glyph_info;
 315 };
 316 typedef struct {
 317   PangoRectangle extents[2];
 318   GdkPixmapFBData fbd;
 319   int hbearing;
 320 } PangoFBGlyphInfo;
 321
 322 GType pango_fb_font_get_type (void);
 323 gboolean pango_fb_has_glyph(PangoFont *font, PangoGlyph glyph);
 324 PangoGlyph pango_fb_get_unknown_glyph(PangoFont *font);
 325 PangoFBGlyphInfo *pango_fb_font_get_glyph_info(PangoFont *font, PangoGlyph glyph);
 326
 327 void gdk_fb_window_move_resize (GdkWindow *window,
 328                                 gint       x,
 329                                 gint       y,
 330                                 gint       width,
 331                                 gint       height,
 332                                 gboolean   send_expose_events);
 333
 334 extern void CM(void); /* Check for general mem corruption */
 335 extern void RP(GdkDrawable *drawable); /* Same, for pixmaps */
 336
 337 #endif /* __GDK_PRIVATE_FB_H__ */