Pileus Git - ~andy/gtk/blob - gdk/directfb/gdkprivate-directfb.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.
  23  */
  24
  25 /*
  26  * GTK+ DirectFB backend
  27  * Copyright (C) 2001-2002  convergence integrated media GmbH
  28  * Copyright (C) 2002-2004  convergence GmbH
  29  * Written by Denis Oliver Kropp <dok@convergence.de> and
  30  *            Sven Neumann <sven@convergence.de>
  31  */
  32
  33 #ifndef __GDK_PRIVATE_DIRECTFB_H__
  34 #define __GDK_PRIVATE_DIRECTFB_H__
  35
  36 //#include <gdk/gdk.h>
  37 #include <gdk/gdkprivate.h>
  38 #include "gdkinternals.h"
  39 #include "gdkcursor.h"
  40 #include "gdkdisplay-directfb.h"
  41 #include "gdkregion-generic.h"
  42 #include <cairo.h>
  43
  44 #include <string.h>
  45
  46 #include <directfb_util.h>
  47
  48
  49 #define GDK_TYPE_DRAWABLE_IMPL_DIRECTFB       (gdk_drawable_impl_directfb_get_type ())
  50 #define GDK_DRAWABLE_IMPL_DIRECTFB(object)    (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DRAWABLE_IMPL_DIRECTFB, GdkDrawableImplDirectFB))
  51 #define GDK_IS_DRAWABLE_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DRAWABLE_IMPL_DIRECTFB))
  52
  53 #define GDK_TYPE_WINDOW_IMPL_DIRECTFB         (gdk_window_impl_directfb_get_type ())
  54 #define GDK_WINDOW_IMPL_DIRECTFB(object)      (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WINDOW_IMPL_DIRECTFB, GdkWindowImplDirectFB))
  55 #define GDK_IS_WINDOW_IMPL_DIRECTFB(object)   (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WINDOW_IMPL_DIRECTFB))
  56
  57 #define GDK_TYPE_PIXMAP_IMPL_DIRECTFB         (gdk_pixmap_impl_directfb_get_type ())
  58 #define GDK_PIXMAP_IMPL_DIRECTFB(object)      (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_PIXMAP_IMPL_DIRECTFB, GdkPixmapImplDirectFB))
  59 #define GDK_IS_PIXMAP_IMPL_DIRECTFB(object)   (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_PIXMAP_IMPL_DIRECTFB))
  60
  61
  62 typedef struct _GdkDrawableImplDirectFB GdkDrawableImplDirectFB;
  63 typedef struct _GdkWindowImplDirectFB   GdkWindowImplDirectFB;
  64 typedef struct _GdkPixmapImplDirectFB   GdkPixmapImplDirectFB;
  65
  66
  67 struct _GdkDrawableImplDirectFB
  68 {
  69   GdkDrawable             parent_object;
  70
  71   GdkDrawable            *wrapper;
  72
  73   gboolean                buffered;
  74
  75   GdkRegion               paint_region;
  76   gint                    paint_depth;
  77   gint                    width;
  78   gint                    height;
  79   gint                    abs_x;
  80   gint                    abs_y;
  81
  82   GdkRegion               clip_region;
  83
  84   GdkColormap            *colormap;
  85
  86   IDirectFBSurface       *surface;
  87   DFBSurfacePixelFormat   format;
  88   cairo_surface_t *  cairo_surface;
  89
  90 };
  91
  92 typedef struct
  93 {
  94   GdkDrawableClass  parent_class;
  95 } GdkDrawableImplDirectFBClass;
  96
  97 GType      gdk_drawable_impl_directfb_get_type (void);
  98
  99 GdkEvent *  gdk_directfb_event_make     (GdkWindow               *window,
 100                                          GdkEventType             type);
 101
 102
 103 /*
 104  * Pixmap
 105  */
 106
 107 struct _GdkPixmapImplDirectFB
 108 {
 109   GdkDrawableImplDirectFB parent_instance;
 110 };
 111
 112 typedef struct
 113 {
 114   GdkDrawableImplDirectFBClass parent_class;
 115 } GdkPixmapImplDirectFBClass;
 116
 117 GType gdk_pixmap_impl_directfb_get_type (void);
 118
 119
 120
 121 /*
 122  * Window
 123  */
 124
 125 typedef struct
 126 {
 127   gulong   length;
 128   GdkAtom  type;
 129   gint     format;
 130   guchar   data[1];
 131 } GdkWindowProperty;
 132
 133
 134 struct _GdkWindowImplDirectFB
 135 {
 136   GdkDrawableImplDirectFB drawable;
 137   GdkWindow             *gdkWindow;
 138
 139   IDirectFBWindow        *window;
 140
 141   DFBWindowID             dfb_id;
 142
 143   GdkCursor              *cursor;
 144   GHashTable             *properties;
 145
 146   guint8                  opacity;
 147
 148   GdkWindowTypeHint       type_hint;
 149
 150   DFBUpdates              flips;
 151   DFBRegion               flip_regions[4];
 152 };
 153
 154 typedef struct
 155 {
 156   GdkDrawableImplDirectFBClass parent_class;
 157 } GdkWindowImplDirectFBClass;
 158
 159 GType gdk_window_impl_directfb_get_type        (void);
 160
 161 void  gdk_directfb_window_send_crossing_events (GdkWindow       *src,
 162                                                 GdkWindow       *dest,
 163                                                 GdkCrossingMode  mode);
 164
 165 void  _gdk_directfb_calc_abs                   (GdkWindow       *window);
 166
 167 GdkWindow * gdk_directfb_window_find_toplevel  (GdkWindow       *window);
 168
 169
 170 void        gdk_directfb_window_id_table_insert (DFBWindowID  dfb_id,
 171                                                  GdkWindow   *window);
 172 void        gdk_directfb_window_id_table_remove (DFBWindowID  dfb_id);
 173 GdkWindow * gdk_directfb_window_id_table_lookup (DFBWindowID  dfb_id);
 174
 175 void        _gdk_directfb_window_get_offsets    (GdkWindow       *window,
 176                                                  gint            *x_offset,
 177                                                  gint            *y_offset);
 178 void        _gdk_directfb_window_scroll         (GdkWindow       *window,
 179                                                  gint             dx,
 180                                                  gint             dy);
 181 void        _gdk_directfb_window_move_region    (GdkWindow       *window,
 182                                                  const GdkRegion *region,
 183                                                  gint             dx,
 184                                                  gint             dy);
 185
 186
 187 typedef struct
 188 {
 189   GdkCursor         cursor;
 190
 191   gint              hot_x;
 192   gint              hot_y;
 193   IDirectFBSurface *shape;
 194 } GdkCursorDirectFB;
 195
 196 typedef struct
 197 {
 198   GdkVisual              visual;
 199   DFBSurfacePixelFormat  format;
 200 } GdkVisualDirectFB;
 201
 202 typedef struct
 203 {
 204   IDirectFBSurface *surface;
 205 } GdkImageDirectFB;
 206
 207
 208 #define GDK_TYPE_GC_DIRECTFB       (_gdk_gc_directfb_get_type ())
 209 #define GDK_GC_DIRECTFB(object)    (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_GC_DIRECTFB, GdkGCDirectFB))
 210 #define GDK_IS_GC_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_GC_DIRECTFB))
 211
 212 typedef struct
 213 {
 214   GdkGC             parent_instance;
 215
 216   GdkRegion         clip_region;
 217
 218   GdkGCValuesMask   values_mask;
 219   GdkGCValues       values;
 220 } GdkGCDirectFB;
 221
 222 typedef struct
 223 {
 224   GdkGCClass        parent_class;
 225 } GdkGCDirectFBClass;
 226
 227 GType     _gdk_gc_directfb_get_type (void);
 228
 229 GdkGC *   _gdk_directfb_gc_new      (GdkDrawable     *drawable,
 230                                      GdkGCValues     *values,
 231                                      GdkGCValuesMask  values_mask);
 232
 233 GdkImage* _gdk_directfb_copy_to_image (GdkDrawable  *drawable,
 234                                        GdkImage     *image,
 235                                        gint          src_x,
 236                                        gint          src_y,
 237                                        gint          dest_x,
 238                                        gint          dest_y,
 239                                        gint          width,
 240                                        gint          height);
 241
 242 void       gdk_directfb_event_windows_add    (GdkWindow *window);
 243 void       gdk_directfb_event_windows_remove (GdkWindow *window);
 244
 245 GdkGrabStatus gdk_directfb_keyboard_grab  (GdkDisplay          *display,
 246                                            GdkWindow           *window,
 247                                            gint                 owner_events,
 248                                            guint32              time);
 249
 250 void          gdk_directfb_keyboard_ungrab(GdkDisplay          *display,
 251                                            guint32              time);
 252
 253 GdkGrabStatus gdk_directfb_pointer_grab   (GdkWindow           *window,
 254                                            gint                 owner_events,
 255                                            GdkEventMask         event_mask,
 256                                            GdkWindow           *confine_to,
 257                                            GdkCursor           *cursor,
 258                                            guint32              time,
 259                                            gboolean             implicit_grab);
 260 void          gdk_directfb_pointer_ungrab (guint32              time,
 261                                            gboolean             implicit_grab);
 262
 263 guint32       gdk_directfb_get_time       (void);
 264
 265 GdkWindow * gdk_directfb_pointer_event_window  (GdkWindow    *window,
 266                                                 GdkEventType  type);
 267 GdkWindow * gdk_directfb_keyboard_event_window (GdkWindow    *window,
 268                                                 GdkEventType  type);
 269 GdkWindow * gdk_directfb_other_event_window    (GdkWindow    *window,
 270                                                 GdkEventType  type);
 271 void       _gdk_selection_window_destroyed    (GdkWindow       *window);
 272
 273 void       _gdk_directfb_move_resize_child (GdkWindow *window,
 274                                             gint       x,
 275                                             gint       y,
 276                                             gint       width,
 277                                             gint       height);
 278
 279 GdkWindow * gdk_directfb_child_at          (GdkWindow *window,
 280                                             gint      *x,
 281                                             gint      *y);
 282
 283 GdkWindow * gdk_directfb_window_find_focus (void);
 284
 285 void        gdk_directfb_change_focus      (GdkWindow *new_focus_window);
 286
 287 void        gdk_directfb_mouse_get_info    (gint            *x,
 288                                             gint            *y,
 289                                             GdkModifierType *mask);
 290
 291 /**********************/
 292 /*  Global variables  */
 293 /**********************/
 294
 295 extern GdkDisplayDFB *_gdk_display;
 296
 297 /* Pointer grab info */
 298 extern GdkWindow           * _gdk_directfb_pointer_grab_window;
 299 extern gboolean              _gdk_directfb_pointer_grab_owner_events;
 300 extern GdkWindow           * _gdk_directfb_pointer_grab_confine;
 301 extern GdkEventMask          _gdk_directfb_pointer_grab_events;
 302 extern GdkCursor           * _gdk_directfb_pointer_grab_cursor;
 303
 304 /* Keyboard grab info */
 305 extern GdkWindow           * _gdk_directfb_keyboard_grab_window;
 306 extern GdkEventMask          _gdk_directfb_keyboard_grab_events;
 307 extern gboolean              _gdk_directfb_keyboard_grab_owner_events;
 308
 309 extern GdkScreen  *  _gdk_screen;
 310
 311 extern GdkAtom               _gdk_selection_property;
 312
 313
 314 IDirectFBPalette * gdk_directfb_colormap_get_palette (GdkColormap *colormap);
 315
 316
 317 /* these are Linux-FB specific functions used for window decorations */
 318
 319 typedef gboolean (* GdkWindowChildChanged) (GdkWindow *window,
 320                                             gint       x,
 321                                             gint       y,
 322                                             gint       width,
 323                                             gint       height,
 324                                             gpointer   user_data);
 325 typedef void     (* GdkWindowChildGetPos)  (GdkWindow *window,
 326                                             gint      *x,
 327                                             gint      *y,
 328                                             gpointer   user_data);
 329
 330 void gdk_fb_window_set_child_handler (GdkWindow              *window,
 331                                       GdkWindowChildChanged  changed,
 332                                       GdkWindowChildGetPos   get_pos,
 333                                       gpointer               user_data);
 334
 335 void gdk_directfb_clip_region (GdkDrawable  *drawable,
 336                                GdkGC        *gc,
 337                                GdkRectangle *draw_rect,
 338                                GdkRegion    *ret_clip);
 339
 340
 341 /* Utilities for avoiding mallocs */
 342
 343 static inline void
 344 temp_region_init_copy( GdkRegion       *region,
 345                        const GdkRegion *source)
 346 {
 347   if (region != source) /*  don't want to copy to itself */
 348     {
 349       if (region->size < source->numRects)
 350         {
 351           if (region->rects && region->rects != &region->extents)
 352             g_free( region->rects );
 353
 354           region->rects = g_new (GdkRegionBox, source->numRects);
 355           region->size  = source->numRects;
 356         }
 357
 358       region->numRects = source->numRects;
 359       region->extents  = source->extents;
 360
 361       memcpy( region->rects, source->rects, source->numRects * sizeof (GdkRegionBox) );
 362     }
 363 }
 364
 365 static inline void
 366 temp_region_init_rectangle( GdkRegion          *region,
 367                             const GdkRectangle *rect )
 368 {
 369      region->numRects = 1;
 370      region->rects = &region->extents;
 371      region->extents.x1 = rect->x;
 372      region->extents.y1 = rect->y;
 373      region->extents.x2 = rect->x + rect->width;
 374      region->extents.y2 = rect->y + rect->height;
 375      region->size = 1;
 376 }
 377
 378 static inline void
 379 temp_region_init_rectangle_vals( GdkRegion *region,
 380                                  int        x,
 381                                  int        y,
 382                                  int        w,
 383                                  int        h )
 384 {
 385      region->numRects = 1;
 386      region->rects = &region->extents;
 387      region->extents.x1 = x;
 388      region->extents.y1 = y;
 389      region->extents.x2 = x + w;
 390      region->extents.y2 = y + h;
 391      region->size = 1;
 392 }
 393
 394 static inline void
 395 temp_region_reset( GdkRegion *region )
 396 {
 397      if (region->size > 32 && region->rects && region->rects != &region->extents) {
 398           g_free( region->rects );
 399
 400           region->size  = 1;
 401           region->rects = &region->extents;
 402      }
 403
 404      region->numRects = 0;
 405 }
 406
 407 static inline void
 408 temp_region_deinit( GdkRegion *region )
 409 {
 410      if (region->rects && region->rects != &region->extents) {
 411           g_free( region->rects );
 412           region->rects = NULL;
 413      }
 414
 415      region->numRects = 0;
 416 }
 417
 418
 419 #define GDKDFB_RECTANGLE_VALS_FROM_BOX(s)   (s)->x1, (s)->y1, (s)->x2-(s)->x1, (s)->y2-(s)->y1
 420
 421
 422 #endif /* __GDK_PRIVATE_DIRECTFB_H__ */