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 *)((GdkWindowObject *)(win))->impl)
  43 #define GDK_DRAWABLE_IMPL(win) ((GdkDrawable *)((GdkWindowObject *)(win))->impl)
  44 #define GDK_WINDOW_IMPL_FBDATA(win) ((GdkWindowFBData *)((GdkWindowObject *)(win))->impl)
  45 #define GDK_PIXMAP_IMPL_FBDATA(win) ((GdkPixmapFBData *)((GdkWindowObject *)(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 #define GDK_DRAWABLE_PIXMAP (GDK_WINDOW_FOREIGN+1)
  61
  62 struct _GdkDrawableFBData
  63 {
  64   GdkDrawable parent_object;
  65
  66   GdkDrawable *wrapper;
  67
  68   guchar *mem;
  69
  70   gint abs_x, abs_y, lim_x, lim_y, llim_x, llim_y; /* computed values */
  71
  72   guint rowstride;
  73
  74   /* Due to excursions in gdk, this stuff has to be stored here
  75      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 struct _GdkPixmapFBData
  86 {
  87   GdkDrawableFBData drawable_data;
  88 };
  89
  90 typedef struct {
  91   GdkDrawableFBClass klass;
  92 } GdkPixmapFBClass;
  93
  94 GType gdk_drawable_impl_fb_get_type (void) G_GNUC_CONST;
  95
  96 typedef struct {
  97   gulong length;
  98   GdkAtom type;
  99   gint format;
 100   guchar data[1];
 101 } GdkWindowProperty;
 102
 103 struct _GdkWindowFBData
 104 {
 105   GdkDrawableFBData drawable_data;
 106   GdkCursor *cursor;
 107   GHashTable *properties;
 108
 109   GdkEventMask event_mask;
 110   gint level;
 111   gboolean realized : 1;
 112 };
 113
 114 typedef struct {
 115   GdkDrawableFBClass base_class;
 116 } GdkWindowFBClass;
 117 #define GDK_WINDOW_P(x) ((GdkWindowObject *)(x))
 118
 119 struct _GdkFBDisplay
 120 {
 121   int fd;
 122   guchar *fbmem;
 123   gpointer active_cmap;
 124   gulong mem_len;
 125   struct fb_fix_screeninfo sinfo;
 126   struct fb_var_screeninfo modeinfo;
 127   int red_byte, green_byte, blue_byte; /* For truecolor */
 128 };
 129
 130 typedef struct {
 131   GdkVisual base;
 132 } GdkVisualPrivateFB;
 133
 134 typedef struct {
 135   GHashTable *hash;
 136   GdkColorInfo *info;
 137   guint sync_tag;
 138 } GdkColormapPrivateFB;
 139
 140 typedef struct {
 141   GdkCursor base;
 142   GdkPixmap *cursor, *mask;
 143   int hot_x, hot_y;
 144   int mask_off_x, mask_off_y;
 145 } GdkCursorPrivateFB;
 146
 147 typedef struct {
 148   GdkFontPrivate base;
 149
 150   FT_Face face;
 151   double size;
 152 } GdkFontPrivateFB;
 153
 154 void gdk_fb_font_init(void);
 155 void gdk_fb_font_fini(void);
 156
 157 typedef struct {
 158   /* Empty */
 159 } GdkImagePrivateFB;
 160
 161 #define GDK_GC_FBDATA(x) ((GdkGCFBData *)(x))
 162 #define GDK_GC_P(x) ((GdkGC *)(x))
 163
 164 typedef struct {
 165   GdkGC parent_instance;
 166
 167   GdkRegion *clip_region;
 168   gchar *dash_list;
 169   GdkGCValuesMask values_mask;
 170   GdkGCValues values;
 171   gint dash_offset;
 172   gushort dash_list_len;
 173   guchar depth, alu;
 174 } GdkGCFBData;
 175
 176 typedef struct {
 177   GdkGCClass parent_class;
 178 } GdkGCFBClass;
 179
 180 GType gdk_gc_fb_get_type (void) G_GNUC_CONST;
 181
 182 /* Routines from gdkgeometry-fb.c */
 183
 184 void _gdk_window_init_position     (GdkWindow    *window);
 185 void _gdk_window_move_resize_child (GdkWindow    *window,
 186                                     gint          x,
 187                                     gint          y,
 188                                     gint          width,
 189                                     gint          height);
 190 void _gdk_window_process_expose    (GdkWindow    *window,
 191                                     gulong        serial,
 192                                     GdkRectangle *area);
 193 void gdk_window_invalidate_region_clear(GdkWindow *window, GdkRegion *region);
 194 void gdk_window_invalidate_rect_clear(GdkWindow *window, GdkRectangle *rect);
 195 GdkGC *_gdk_fb_gc_new(GdkDrawable *drawable, GdkGCValues *values, GdkGCValuesMask values_mask);
 196
 197 GdkImage*_gdk_fb_get_image (GdkDrawable *drawable,
 198                             gint         x,
 199                             gint         y,
 200                             gint         width,
 201                             gint         height);
 202
 203 void gdk_fb_drawable_clear (GdkDrawable *drawable);
 204 void gdk_fb_draw_drawable  (GdkDrawable    *drawable,
 205                             GdkGC          *gc,
 206                             GdkPixmap      *src,
 207                             gint            xsrc,
 208                             gint            ysrc,
 209                             gint            xdest,
 210                             gint            ydest,
 211                             gint            width,
 212                             gint            height);
 213
 214 typedef struct {
 215   GdkWindow *bg_relto;
 216   GdkPixmap *bgpm;
 217
 218   GdkRegion *real_clip_region;
 219
 220   guchar *mem, *clipmem;
 221   gpointer cursor_dc;
 222
 223   guint rowstride, clip_rowstride;
 224   int clipxoff, clipyoff;
 225
 226   gboolean draw_bg : 1;
 227   gboolean copy_region : 1;
 228   gboolean handle_cursor : 1;
 229 } GdkFBDrawingContext;
 230
 231 void gdk_fb_drawing_context_init(GdkFBDrawingContext *dc, GdkDrawable *drawable,
 232                                  GdkGC *gc, gboolean draw_bg, gboolean do_clipping);
 233 void gdk_fb_drawing_context_finalize(GdkFBDrawingContext *dc);
 234
 235 void gdk_fb_draw_drawable_3 (GdkDrawable *drawable,
 236                              GdkGC *gc,
 237                              GdkPixmap *src,
 238                              GdkFBDrawingContext *dc,
 239                              gint xsrc,
 240                              gint ysrc,
 241                              gint xdest,
 242                              gint ydest,
 243                              gint width,
 244                              gint height);
 245
 246 void gdk_fb_draw_drawable_2 (GdkDrawable *drawable,
 247                              GdkGC       *gc,
 248                              GdkPixmap   *src,
 249                              gint         xsrc,
 250                              gint         ysrc,
 251                              gint         xdest,
 252                              gint         ydest,
 253                              gint         width,
 254                              gint         height,
 255                              gboolean     draw_bg,
 256                              gboolean     do_clipping);
 257 void gdk_fb_draw_rectangle (GdkDrawable    *drawable,
 258                             GdkGC          *gc,
 259                             gint            filled,
 260                             gint            x,
 261                             gint            y,
 262                             gint            width,
 263                             gint            height);
 264 void gdk_fb_fill_spans(GdkDrawable *real_drawable, GdkGC *gc, GdkRectangle *rects, int nrects);
 265 GdkRegion *gdk_fb_clip_region(GdkDrawable *drawable, GdkGC *gc, gboolean do_clipping, gboolean do_children);
 266
 267 GdkGrabStatus
 268 gdk_fb_pointer_grab (GdkWindow *          window,
 269                      gint                 owner_events,
 270                      GdkEventMask         event_mask,
 271                      GdkWindow *          confine_to,
 272                      GdkCursor *          cursor,
 273                      guint32  time,
 274                      gboolean implicit_grab);
 275 void gdk_fb_pointer_ungrab (guint32 time, gboolean implicit_grab);
 276
 277 extern GdkWindow *_gdk_fb_pointer_grab_window, *_gdk_fb_pointer_grab_window_events, *_gdk_fb_keyboard_grab_window, *_gdk_fb_pointer_grab_confine;
 278 extern GdkEventMask _gdk_fb_pointer_grab_events, _gdk_fb_keyboard_grab_events;
 279 extern GdkCursor *_gdk_fb_pointer_grab_cursor;
 280 extern GdkFBDisplay *gdk_display;
 281 extern GdkDrawableClass _gdk_fb_drawable_class;
 282 extern FILE *debug_out;
 283 GdkEvent *gdk_event_make(GdkWindow *window, GdkEventType type, gboolean append_to_queue);
 284 GdkEvent *gdk_event_make_2(GdkWindow *window, GdkEventType type, gboolean append_to_queue, gint button_press_num);
 285
 286 void gdk_fb_get_cursor_rect(GdkRectangle *rect);
 287 gboolean gdk_fb_cursor_need_hide(GdkRectangle *rect);
 288 gboolean gdk_fb_cursor_region_need_hide(GdkRegion *region);
 289 void gdk_fb_cursor_unhide(void);
 290 void gdk_fb_cursor_reset(void);
 291 void gdk_fb_cursor_hide(void);
 292 void gdk_fb_redraw_all(void);
 293
 294 void gdk_input_get_mouseinfo(gint *x, gint *y, GdkModifierType *mask);
 295 void gdk_fb_window_visibility_crossing(GdkWindow *window, gboolean is_show, gboolean is_grab);
 296
 297 #define PANGO_TYPE_FB_FONT              (pango_fb_font_get_type ())
 298 #define PANGO_FB_FONT(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_FB_FONT, PangoFBFont))
 299 typedef struct _PangoFBFont        PangoFBFont;
 300 struct _PangoFBFont
 301 {
 302   PangoFont parent;
 303
 304   FT_Face ftf;
 305   PangoFontDescription desc;
 306   PangoCoverage *coverage;
 307   GHashTable *glyph_info;
 308 };
 309 typedef struct {
 310   PangoRectangle extents[2];
 311   GdkPixmapFBData fbd;
 312   int hbearing;
 313 } PangoFBGlyphInfo;
 314
 315 GType pango_fb_font_get_type (void) G_GNUC_CONST;
 316 gboolean pango_fb_has_glyph(PangoFont *font, PangoGlyph glyph);
 317 PangoGlyph pango_fb_get_unknown_glyph(PangoFont *font);
 318 PangoFBGlyphInfo *pango_fb_font_get_glyph_info(PangoFont *font, PangoGlyph glyph);
 319
 320 void gdk_fb_window_move_resize (GdkWindow *window,
 321                                 gint       x,
 322                                 gint       y,
 323                                 gint       width,
 324                                 gint       height,
 325                                 gboolean   send_expose_events);
 326
 327 extern void CM(void); /* Check for general mem corruption */
 328 extern void RP(GdkDrawable *drawable); /* Same, for pixmaps */
 329
 330 #endif /* __GDK_PRIVATE_FB_H__ */