src/cairo-xcb-private.h

   1 /* Cairo - a vector graphics library with display and print output
   2  *
   3  * Copyright © 2005 Red Hat, Inc.
   4  * Copyright © 2009 Intel Corporation
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it either under the terms of the GNU Lesser General Public
   8  * License version 2.1 as published by the Free Software Foundation
   9  * (the "LGPL") or, at your option, under the terms of the Mozilla
  10  * Public License Version 1.1 (the "MPL"). If you do not alter this
  11  * notice, a recipient may use your version of this file under either
  12  * the MPL or the LGPL.
  13  *
  14  * You should have received a copy of the LGPL along with this library
  15  * in the file COPYING-LGPL-2.1; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
  17  * You should have received a copy of the MPL along with this library
  18  * in the file COPYING-MPL-1.1
  19  *
  20  * The contents of this file are subject to the Mozilla Public License
  21  * Version 1.1 (the "License"); you may not use this file except in
  22  * compliance with the License. You may obtain a copy of the License at
  23  * http://www.mozilla.org/MPL/
  24  *
  25  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
  26  * OF ANY KIND, either express or implied. See the LGPL or the MPL for
  27  * the specific language governing rights and limitations.
  28  *
  29  * The Original Code is the cairo graphics library.
  30  *
  31  * The Initial Developer of the Original Code is Red Hat, Inc.
  32  *
  33  * Contributors(s):
  34  *      Chris Wilson <chris@chris-wilson.co.uk>
  35  */
  36
  37 #ifndef CAIRO_XCB_PRIVATE_H
  38 #define CAIRO_XCB_PRIVATE_H
  39
  40 #include "cairoint.h"
  41
  42 #include "cairo-xcb.h"
  43
  44 #include "cairo-cache-private.h"
  45 #include "cairo-compiler-private.h"
  46 #include "cairo-device-private.h"
  47 #include "cairo-error-private.h"
  48 #include "cairo-freelist-private.h"
  49 #include "cairo-list-private.h"
  50 #include "cairo-mutex-private.h"
  51 #include "cairo-pattern-private.h"
  52 #include "cairo-reference-count-private.h"
  53 #include "cairo-scaled-font-private.h"
  54 #include "cairo-spans-private.h"
  55 #include "cairo-surface-private.h"
  56
  57 #include <xcb/xcb.h>
  58 #include <xcb/render.h>
  59 #include <xcb/xcbext.h>
  60 #include <pixman.h>
  61
  62 #define XLIB_COORD_MAX 32767
  63
  64 /* maximum number of cached GC's */
  65 #define GC_CACHE_SIZE 4
  66
  67 #define CAIRO_XCB_RENDER_AT_LEAST(major, minor) \
  68         ((XCB_RENDER_MAJOR_VERSION > major) ||  \
  69         ((XCB_RENDER_MAJOR_VERSION == major) && (XCB_RENDER_MINOR_VERSION >= minor)))
  70
  71 typedef struct _cairo_xcb_connection cairo_xcb_connection_t;
  72 typedef struct _cairo_xcb_font cairo_xcb_font_t;
  73 typedef struct _cairo_xcb_screen cairo_xcb_screen_t;
  74 typedef struct _cairo_xcb_surface cairo_xcb_surface_t;
  75 typedef struct _cairo_xcb_picture cairo_xcb_picture_t;
  76 typedef struct _cairo_xcb_shm_mem_pool cairo_xcb_shm_mem_pool_t;
  77 typedef struct _cairo_xcb_shm_info cairo_xcb_shm_info_t;
  78 typedef struct _cairo_xcb_resources cairo_xcb_resources_t;
  79
  80 struct _cairo_xcb_shm_info {
  81     cairo_xcb_connection_t *connection;
  82     uint32_t shm;
  83     uint32_t offset;
  84     size_t size;
  85     void *mem;
  86     cairo_xcb_shm_mem_pool_t *pool;
  87     xcb_get_input_focus_cookie_t sync;
  88     cairo_list_t pending;
  89 };
  90
  91 struct _cairo_xcb_surface {
  92     cairo_surface_t base;
  93     cairo_image_surface_t *fallback;
  94     cairo_boxes_t fallback_damage;
  95
  96     cairo_xcb_connection_t *connection;
  97     cairo_xcb_screen_t *screen;
  98
  99     xcb_drawable_t drawable;
 100     cairo_bool_t owns_pixmap;
 101
 102     cairo_bool_t deferred_clear;
 103     cairo_color_t deferred_clear_color;
 104
 105     int width;
 106     int height;
 107     int depth;
 108
 109     xcb_render_picture_t picture;
 110     xcb_render_pictformat_t xrender_format;
 111     pixman_format_code_t pixman_format;
 112     uint32_t precision;
 113
 114     cairo_list_t link;
 115 };
 116
 117 struct _cairo_xcb_picture {
 118     cairo_surface_t base;
 119
 120     cairo_xcb_screen_t *screen;
 121     xcb_render_picture_t picture;
 122     xcb_render_pictformat_t xrender_format;
 123     pixman_format_code_t pixman_format;
 124
 125     int width, height;
 126
 127     cairo_extend_t extend;
 128     cairo_filter_t filter;
 129     cairo_bool_t has_component_alpha;
 130     xcb_render_transform_t transform;
 131
 132     int x0, y0;
 133     int x, y;
 134
 135     cairo_list_t link;
 136 };
 137
 138 #if CAIRO_HAS_XLIB_XCB_FUNCTIONS
 139 typedef struct _cairo_xlib_xcb_surface {
 140     cairo_surface_t base;
 141
 142     cairo_xcb_surface_t *xcb;
 143
 144     /* original settings for query */
 145     void *display;
 146     void *screen;
 147     void *visual;
 148     void *format;
 149 } cairo_xlib_xcb_surface_t;
 150 #endif
 151
 152
 153 enum {
 154     GLYPHSET_INDEX_ARGB32,
 155     GLYPHSET_INDEX_A8,
 156     GLYPHSET_INDEX_A1,
 157     NUM_GLYPHSETS
 158 };
 159
 160 typedef struct _cairo_xcb_font_glyphset_free_glyphs {
 161     xcb_render_glyphset_t   glyphset;
 162     int                     glyph_count;
 163     xcb_render_glyph_t      glyph_indices[128];
 164 } cairo_xcb_font_glyphset_free_glyphs_t;
 165
 166 typedef struct _cairo_xcb_font_glyphset_info {
 167     xcb_render_glyphset_t   glyphset;
 168     cairo_format_t          format;
 169     xcb_render_pictformat_t xrender_format;
 170     cairo_xcb_font_glyphset_free_glyphs_t *pending_free_glyphs;
 171 } cairo_xcb_font_glyphset_info_t;
 172
 173 struct _cairo_xcb_font {
 174     cairo_scaled_font_private_t      base;
 175     cairo_scaled_font_t             *scaled_font;
 176     cairo_xcb_connection_t          *connection;
 177     cairo_xcb_font_glyphset_info_t  glyphset_info[NUM_GLYPHSETS];
 178     cairo_list_t link;
 179 };
 180
 181 struct _cairo_xcb_screen {
 182     cairo_xcb_connection_t *connection;
 183
 184     xcb_screen_t           *xcb_screen;
 185     xcb_render_sub_pixel_t  subpixel_order;
 186
 187     xcb_gcontext_t gc[GC_CACHE_SIZE];
 188     uint8_t gc_depths[GC_CACHE_SIZE];
 189
 190     cairo_surface_t *stock_colors[CAIRO_STOCK_NUM_COLORS];
 191     struct {
 192         cairo_surface_t *picture;
 193         cairo_color_t color;
 194     } solid_cache[16];
 195     int solid_cache_size;
 196
 197     cairo_cache_t linear_pattern_cache;
 198     cairo_cache_t radial_pattern_cache;
 199     cairo_freelist_t pattern_cache_entry_freelist;
 200
 201     cairo_list_t link;
 202     cairo_list_t surfaces;
 203     cairo_list_t pictures;
 204
 205     cairo_bool_t has_font_options;
 206     cairo_font_options_t font_options;
 207 };
 208
 209 struct _cairo_xcb_connection {
 210     cairo_device_t device;
 211
 212     xcb_connection_t *xcb_connection;
 213
 214     xcb_render_pictformat_t standard_formats[5];
 215     cairo_hash_table_t *xrender_formats;
 216     cairo_hash_table_t *visual_to_xrender_format;
 217
 218     unsigned int maximum_request_length;
 219     unsigned int flags;
 220     unsigned int original_flags;
 221
 222     int force_precision;
 223
 224     const xcb_setup_t *root;
 225     const xcb_query_extension_reply_t *render;
 226     const xcb_query_extension_reply_t *shm;
 227     xcb_render_sub_pixel_t *subpixel_orders;
 228
 229     cairo_list_t free_xids;
 230     cairo_freepool_t xid_pool;
 231
 232     cairo_mutex_t shm_mutex;
 233     cairo_list_t shm_pools;
 234     cairo_list_t shm_pending;
 235     cairo_freepool_t shm_info_freelist;
 236
 237     cairo_mutex_t screens_mutex;
 238     cairo_list_t screens;
 239
 240     cairo_list_t fonts;
 241
 242     cairo_list_t link;
 243 };
 244
 245 struct _cairo_xcb_resources {
 246     cairo_bool_t xft_antialias;
 247     int xft_lcdfilter;
 248     cairo_bool_t xft_hinting;
 249     int xft_hintstyle;
 250     int xft_rgba;
 251 };
 252
 253 enum {
 254     CAIRO_XCB_HAS_RENDER                        = 0x0001,
 255     CAIRO_XCB_RENDER_HAS_FILL_RECTANGLES        = 0x0002,
 256     CAIRO_XCB_RENDER_HAS_COMPOSITE              = 0x0004,
 257     CAIRO_XCB_RENDER_HAS_COMPOSITE_TRAPEZOIDS   = 0x0008,
 258     CAIRO_XCB_RENDER_HAS_COMPOSITE_GLYPHS       = 0x0010,
 259     CAIRO_XCB_RENDER_HAS_PICTURE_TRANSFORM      = 0x0020,
 260     CAIRO_XCB_RENDER_HAS_FILTERS                = 0x0040,
 261     CAIRO_XCB_RENDER_HAS_PDF_OPERATORS          = 0x0080,
 262     CAIRO_XCB_RENDER_HAS_EXTENDED_REPEAT        = 0x0100,
 263     CAIRO_XCB_RENDER_HAS_GRADIENTS              = 0x0200,
 264     CAIRO_XCB_RENDER_HAS_FILTER_GOOD            = 0x0400,
 265     CAIRO_XCB_RENDER_HAS_FILTER_BEST            = 0x0800,
 266
 267     CAIRO_XCB_HAS_SHM                           = 0x80000000,
 268
 269     CAIRO_XCB_RENDER_MASK = CAIRO_XCB_HAS_RENDER |
 270                             CAIRO_XCB_RENDER_HAS_FILL_RECTANGLES |
 271                             CAIRO_XCB_RENDER_HAS_COMPOSITE |
 272                             CAIRO_XCB_RENDER_HAS_COMPOSITE_TRAPEZOIDS |
 273                             CAIRO_XCB_RENDER_HAS_COMPOSITE_GLYPHS |
 274                             CAIRO_XCB_RENDER_HAS_PICTURE_TRANSFORM |
 275                             CAIRO_XCB_RENDER_HAS_FILTERS |
 276                             CAIRO_XCB_RENDER_HAS_PDF_OPERATORS |
 277                             CAIRO_XCB_RENDER_HAS_EXTENDED_REPEAT |
 278                             CAIRO_XCB_RENDER_HAS_GRADIENTS |
 279                             CAIRO_XCB_RENDER_HAS_FILTER_GOOD |
 280                             CAIRO_XCB_RENDER_HAS_FILTER_BEST,
 281     CAIRO_XCB_SHM_MASK    = CAIRO_XCB_HAS_SHM
 282 };
 283
 284 #define CAIRO_XCB_SHM_SMALL_IMAGE 8192
 285
 286 cairo_private extern const cairo_surface_backend_t _cairo_xcb_surface_backend;
 287
 288 /**
 289  * _cairo_surface_is_xcb:
 290  * @surface: a #cairo_surface_t
 291  *
 292  * Checks if a surface is an #cairo_xcb_surface_t
 293  *
 294  * Return value: %TRUE if the surface is an xcb surface
 295  **/
 296 static inline cairo_bool_t
 297 _cairo_surface_is_xcb (const cairo_surface_t *surface)
 298 {
 299     /* _cairo_surface_nil sets a NULL backend so be safe */
 300     return surface->backend && surface->backend->type == CAIRO_SURFACE_TYPE_XCB;
 301 }
 302
 303 cairo_private cairo_xcb_connection_t *
 304 _cairo_xcb_connection_get (xcb_connection_t *connection);
 305
 306 static inline cairo_xcb_connection_t *
 307 _cairo_xcb_connection_reference (cairo_xcb_connection_t *connection)
 308 {
 309     return (cairo_xcb_connection_t *) cairo_device_reference (&connection->device);
 310 }
 311
 312 cairo_private xcb_render_pictformat_t
 313 _cairo_xcb_connection_get_xrender_format (cairo_xcb_connection_t *connection,
 314                                           pixman_format_code_t pixman_format);
 315
 316 cairo_private xcb_render_pictformat_t
 317 _cairo_xcb_connection_get_xrender_format_for_visual (cairo_xcb_connection_t *connection,
 318                                                      const xcb_visualid_t visual);
 319
 320 static inline cairo_status_t cairo_warn
 321 _cairo_xcb_connection_acquire (cairo_xcb_connection_t *connection)
 322 {
 323     return cairo_device_acquire (&connection->device);
 324 }
 325
 326 cairo_private uint32_t
 327 _cairo_xcb_connection_get_xid (cairo_xcb_connection_t *connection);
 328
 329 cairo_private void
 330 _cairo_xcb_connection_put_xid (cairo_xcb_connection_t *connection,
 331                                uint32_t xid);
 332
 333 static inline void
 334 _cairo_xcb_connection_release (cairo_xcb_connection_t *connection)
 335 {
 336     cairo_device_release (&connection->device);
 337 }
 338
 339 static inline void
 340 _cairo_xcb_connection_destroy (cairo_xcb_connection_t *connection)
 341 {
 342     cairo_device_destroy (&connection->device);
 343 }
 344
 345 cairo_private cairo_int_status_t
 346 _cairo_xcb_connection_allocate_shm_info (cairo_xcb_connection_t *display,
 347                                          size_t size,
 348                                          cairo_bool_t might_reuse,
 349                                          cairo_xcb_shm_info_t **shm_info_out);
 350
 351 cairo_private void
 352 _cairo_xcb_shm_info_destroy (cairo_xcb_shm_info_t *shm_info);
 353
 354 cairo_private void
 355 _cairo_xcb_connection_shm_mem_pools_flush (cairo_xcb_connection_t *connection);
 356
 357 cairo_private void
 358 _cairo_xcb_connection_shm_mem_pools_fini (cairo_xcb_connection_t *connection);
 359
 360 cairo_private void
 361 _cairo_xcb_font_close (cairo_xcb_font_t *font);
 362
 363 cairo_private cairo_xcb_screen_t *
 364 _cairo_xcb_screen_get (xcb_connection_t *connection,
 365                        xcb_screen_t *screen);
 366
 367 cairo_private void
 368 _cairo_xcb_screen_finish (cairo_xcb_screen_t *screen);
 369
 370 cairo_private xcb_gcontext_t
 371 _cairo_xcb_screen_get_gc (cairo_xcb_screen_t *screen,
 372                           xcb_drawable_t drawable,
 373                           int depth);
 374
 375 cairo_private void
 376 _cairo_xcb_screen_put_gc (cairo_xcb_screen_t *screen, int depth, xcb_gcontext_t gc);
 377
 378 cairo_private cairo_font_options_t *
 379 _cairo_xcb_screen_get_font_options (cairo_xcb_screen_t *screen);
 380
 381 cairo_private cairo_status_t
 382 _cairo_xcb_screen_store_linear_picture (cairo_xcb_screen_t *screen,
 383                                         const cairo_linear_pattern_t *linear,
 384                                         cairo_surface_t *picture);
 385
 386 cairo_private cairo_surface_t *
 387 _cairo_xcb_screen_lookup_linear_picture (cairo_xcb_screen_t *screen,
 388                                          const cairo_linear_pattern_t *linear);
 389
 390 cairo_private cairo_status_t
 391 _cairo_xcb_screen_store_radial_picture (cairo_xcb_screen_t *screen,
 392                                         const cairo_radial_pattern_t *radial,
 393                                         cairo_surface_t *picture);
 394
 395 cairo_private cairo_surface_t *
 396 _cairo_xcb_screen_lookup_radial_picture (cairo_xcb_screen_t *screen,
 397                                          const cairo_radial_pattern_t *radial);
 398
 399 cairo_private cairo_surface_t *
 400 _cairo_xcb_surface_create_similar_image (void *abstrct_other,
 401                                          cairo_format_t format,
 402                                          int width,
 403                                          int height);
 404
 405 cairo_private cairo_surface_t *
 406 _cairo_xcb_surface_create_similar (void                 *abstract_other,
 407                                    cairo_content_t       content,
 408                                    int                   width,
 409                                    int                   height);
 410
 411 cairo_private cairo_surface_t *
 412 _cairo_xcb_surface_create_internal (cairo_xcb_screen_t          *screen,
 413                                     xcb_drawable_t               drawable,
 414                                     cairo_bool_t                 owns_pixmap,
 415                                     pixman_format_code_t         pixman_format,
 416                                     xcb_render_pictformat_t      xrender_format,
 417                                     int                          width,
 418                                     int                          height);
 419
 420 cairo_private_no_warn cairo_bool_t
 421 _cairo_xcb_surface_get_extents (void *abstract_surface,
 422                                 cairo_rectangle_int_t *extents);
 423
 424 cairo_private cairo_int_status_t
 425 _cairo_xcb_render_compositor_paint (const cairo_compositor_t     *compositor,
 426                                     cairo_composite_rectangles_t *extents);
 427
 428 cairo_private cairo_int_status_t
 429 _cairo_xcb_render_compositor_mask (const cairo_compositor_t     *compositor,
 430                                    cairo_composite_rectangles_t *extents);
 431
 432 cairo_private cairo_int_status_t
 433 _cairo_xcb_render_compositor_stroke (const cairo_compositor_t     *compositor,
 434                                      cairo_composite_rectangles_t *extents,
 435                                      const cairo_path_fixed_t     *path,
 436                                      const cairo_stroke_style_t   *style,
 437                                      const cairo_matrix_t         *ctm,
 438                                      const cairo_matrix_t         *ctm_inverse,
 439                                      double                        tolerance,
 440                                      cairo_antialias_t             antialias);
 441
 442 cairo_private cairo_int_status_t
 443 _cairo_xcb_render_compositor_fill (const cairo_compositor_t     *compositor,
 444                                    cairo_composite_rectangles_t *extents,
 445                                    const cairo_path_fixed_t     *path,
 446                                    cairo_fill_rule_t             fill_rule,
 447                                    double                        tolerance,
 448                                    cairo_antialias_t             antialias);
 449
 450 cairo_private cairo_int_status_t
 451 _cairo_xcb_render_compositor_glyphs (const cairo_compositor_t     *compositor,
 452                                      cairo_composite_rectangles_t *extents,
 453                                      cairo_scaled_font_t          *scaled_font,
 454                                      cairo_glyph_t                *glyphs,
 455                                      int                           num_glyphs,
 456                                      cairo_bool_t                  overlap);
 457 cairo_private void
 458 _cairo_xcb_surface_scaled_font_fini (cairo_scaled_font_t *scaled_font);
 459
 460 cairo_private void
 461 _cairo_xcb_surface_scaled_glyph_fini (cairo_scaled_glyph_t *scaled_glyph,
 462                                       cairo_scaled_font_t  *scaled_font);
 463
 464 cairo_private cairo_status_t
 465 _cairo_xcb_surface_clear (cairo_xcb_surface_t *dst);
 466
 467 cairo_private cairo_status_t
 468 _cairo_xcb_surface_core_copy_boxes (cairo_xcb_surface_t         *dst,
 469                                    const cairo_pattern_t        *src_pattern,
 470                                    const cairo_rectangle_int_t  *extents,
 471                                    const cairo_boxes_t          *boxes);
 472
 473 cairo_private cairo_status_t
 474 _cairo_xcb_surface_core_fill_boxes (cairo_xcb_surface_t *dst,
 475                                     const cairo_color_t *color,
 476                                     cairo_boxes_t *boxes);
 477
 478 cairo_private xcb_pixmap_t
 479 _cairo_xcb_connection_create_pixmap (cairo_xcb_connection_t *connection,
 480                                      uint8_t depth,
 481                                      xcb_drawable_t drawable,
 482                                      uint16_t width,
 483                                      uint16_t height);
 484
 485 cairo_private void
 486 _cairo_xcb_connection_free_pixmap (cairo_xcb_connection_t *connection,
 487                                    xcb_pixmap_t pixmap);
 488
 489 cairo_private xcb_gcontext_t
 490 _cairo_xcb_connection_create_gc (cairo_xcb_connection_t *connection,
 491                                  xcb_drawable_t drawable,
 492                                  uint32_t value_mask,
 493                                  uint32_t *values);
 494
 495 cairo_private void
 496 _cairo_xcb_connection_free_gc (cairo_xcb_connection_t *connection,
 497                                xcb_gcontext_t gc);
 498
 499 cairo_private void
 500 _cairo_xcb_connection_change_gc (cairo_xcb_connection_t *connection,
 501                                  xcb_gcontext_t gc,
 502                                  uint32_t value_mask,
 503                                  uint32_t *values);
 504
 505 cairo_private void
 506 _cairo_xcb_connection_copy_area (cairo_xcb_connection_t *connection,
 507                                  xcb_drawable_t src,
 508                                  xcb_drawable_t dst,
 509                                  xcb_gcontext_t gc,
 510                                  int16_t src_x,
 511                                  int16_t src_y,
 512                                  int16_t dst_x,
 513                                  int16_t dst_y,
 514                                  uint16_t width,
 515                                  uint16_t height);
 516
 517 cairo_private void
 518 _cairo_xcb_connection_put_image (cairo_xcb_connection_t *connection,
 519                                  xcb_drawable_t dst,
 520                                  xcb_gcontext_t gc,
 521                                  uint16_t width,
 522                                  uint16_t height,
 523                                  int16_t dst_x,
 524                                  int16_t dst_y,
 525                                  uint8_t depth,
 526                                  uint32_t length,
 527                                  void *data);
 528
 529 cairo_private void
 530 _cairo_xcb_connection_put_subimage (cairo_xcb_connection_t *connection,
 531                                     xcb_drawable_t dst,
 532                                     xcb_gcontext_t gc,
 533                                     int16_t src_x,
 534                                     int16_t src_y,
 535                                     uint16_t width,
 536                                     uint16_t height,
 537                                     uint16_t cpp,
 538                                     int stride,
 539                                     int16_t dst_x,
 540                                     int16_t dst_y,
 541                                     uint8_t depth,
 542                                     void *data);
 543
 544 cairo_private xcb_get_image_reply_t *
 545 _cairo_xcb_connection_get_image (cairo_xcb_connection_t *connection,
 546                                  xcb_drawable_t src,
 547                                  int16_t src_x,
 548                                  int16_t src_y,
 549                                  uint16_t width,
 550                                  uint16_t height);
 551
 552 cairo_private void
 553 _cairo_xcb_connection_poly_fill_rectangle (cairo_xcb_connection_t *connection,
 554                                            xcb_drawable_t dst,
 555                                            xcb_gcontext_t gc,
 556                                            uint32_t num_rectangles,
 557                                            xcb_rectangle_t *rectangles);
 558
 559 cairo_private cairo_status_t
 560 _cairo_xcb_shm_image_create (cairo_xcb_connection_t *connection,
 561                              pixman_format_code_t pixman_format,
 562                              int width, int height,
 563                              cairo_image_surface_t **image_out,
 564                              cairo_xcb_shm_info_t **shm_info_out);
 565
 566 #if CAIRO_HAS_XCB_SHM_FUNCTIONS
 567 cairo_private uint32_t
 568 _cairo_xcb_connection_shm_attach (cairo_xcb_connection_t *connection,
 569                                   uint32_t id,
 570                                   cairo_bool_t readonly);
 571
 572 cairo_private void
 573 _cairo_xcb_connection_shm_put_image (cairo_xcb_connection_t *connection,
 574                                      xcb_drawable_t dst,
 575                                      xcb_gcontext_t gc,
 576                                      uint16_t total_width,
 577                                      uint16_t total_height,
 578                                      int16_t src_x,
 579                                      int16_t src_y,
 580                                      uint16_t width,
 581                                      uint16_t height,
 582                                      int16_t dst_x,
 583                                      int16_t dst_y,
 584                                      uint8_t depth,
 585                                      uint32_t shm,
 586                                      uint32_t offset);
 587
 588 cairo_private cairo_status_t
 589 _cairo_xcb_connection_shm_get_image (cairo_xcb_connection_t *connection,
 590                                      xcb_drawable_t src,
 591                                      int16_t src_x,
 592                                      int16_t src_y,
 593                                      uint16_t width,
 594                                      uint16_t height,
 595                                      uint32_t shmseg,
 596                                      uint32_t offset);
 597
 598 cairo_private void
 599 _cairo_xcb_connection_shm_detach (cairo_xcb_connection_t *connection,
 600                                   uint32_t segment);
 601 #else
 602 static inline void
 603 _cairo_xcb_connection_shm_put_image (cairo_xcb_connection_t *connection,
 604                                      xcb_drawable_t dst,
 605                                      xcb_gcontext_t gc,
 606                                      uint16_t total_width,
 607                                      uint16_t total_height,
 608                                      int16_t src_x,
 609                                      int16_t src_y,
 610                                      uint16_t width,
 611                                      uint16_t height,
 612                                      int16_t dst_x,
 613                                      int16_t dst_y,
 614                                      uint8_t depth,
 615                                      uint32_t shm,
 616                                      uint32_t offset)
 617 {
 618     ASSERT_NOT_REACHED;
 619 }
 620 #endif
 621
 622 cairo_private void
 623 _cairo_xcb_connection_render_create_picture (cairo_xcb_connection_t  *connection,
 624                                              xcb_render_picture_t     picture,
 625                                              xcb_drawable_t           drawable,
 626                                              xcb_render_pictformat_t  format,
 627                                              uint32_t                 value_mask,
 628                                              uint32_t                *value_list);
 629
 630 cairo_private void
 631 _cairo_xcb_connection_render_change_picture (cairo_xcb_connection_t     *connection,
 632                                              xcb_render_picture_t  picture,
 633                                              uint32_t              value_mask,
 634                                              uint32_t             *value_list);
 635
 636 cairo_private void
 637 _cairo_xcb_connection_render_set_picture_clip_rectangles (cairo_xcb_connection_t      *connection,
 638                                                           xcb_render_picture_t   picture,
 639                                                           int16_t                clip_x_origin,
 640                                                           int16_t                clip_y_origin,
 641                                                           uint32_t               rectangles_len,
 642                                                           xcb_rectangle_t       *rectangles);
 643
 644 cairo_private void
 645 _cairo_xcb_connection_render_free_picture (cairo_xcb_connection_t *connection,
 646                                            xcb_render_picture_t  picture);
 647
 648 cairo_private void
 649 _cairo_xcb_connection_render_composite (cairo_xcb_connection_t     *connection,
 650                                         uint8_t               op,
 651                                         xcb_render_picture_t  src,
 652                                         xcb_render_picture_t  mask,
 653                                         xcb_render_picture_t  dst,
 654                                         int16_t               src_x,
 655                                         int16_t               src_y,
 656                                         int16_t               mask_x,
 657                                         int16_t               mask_y,
 658                                         int16_t               dst_x,
 659                                         int16_t               dst_y,
 660                                         uint16_t              width,
 661                                         uint16_t              height);
 662
 663 cairo_private void
 664 _cairo_xcb_connection_render_trapezoids (cairo_xcb_connection_t *connection,
 665                                          uint8_t                       op,
 666                                          xcb_render_picture_t          src,
 667                                          xcb_render_picture_t          dst,
 668                                          xcb_render_pictformat_t       mask_format,
 669                                          int16_t                       src_x,
 670                                          int16_t                       src_y,
 671                                          uint32_t                      traps_len,
 672                                          xcb_render_trapezoid_t       *traps);
 673
 674 cairo_private void
 675 _cairo_xcb_connection_render_create_glyph_set (cairo_xcb_connection_t   *connection,
 676                                                xcb_render_glyphset_t     id,
 677                                                xcb_render_pictformat_t  format);
 678
 679 cairo_private void
 680 _cairo_xcb_connection_render_free_glyph_set (cairo_xcb_connection_t      *connection,
 681                                              xcb_render_glyphset_t  glyphset);
 682
 683 cairo_private void
 684 _cairo_xcb_connection_render_add_glyphs (cairo_xcb_connection_t             *connection,
 685                                          xcb_render_glyphset_t         glyphset,
 686                                          uint32_t                      num_glyphs,
 687                                          uint32_t                     *glyphs_id,
 688                                          xcb_render_glyphinfo_t       *glyphs,
 689                                          uint32_t                      data_len,
 690                                          uint8_t                      *data);
 691
 692 cairo_private void
 693 _cairo_xcb_connection_render_free_glyphs (cairo_xcb_connection_t         *connection,
 694                                           xcb_render_glyphset_t     glyphset,
 695                                           uint32_t                  num_glyphs,
 696                                           xcb_render_glyph_t       *glyphs);
 697
 698 cairo_private void
 699 _cairo_xcb_connection_render_composite_glyphs_8 (cairo_xcb_connection_t        *connection,
 700                                                  uint8_t                  op,
 701                                                  xcb_render_picture_t     src,
 702                                                  xcb_render_picture_t     dst,
 703                                                  xcb_render_pictformat_t  mask_format,
 704                                                  xcb_render_glyphset_t    glyphset,
 705                                                  int16_t                  src_x,
 706                                                  int16_t                  src_y,
 707                                                  uint32_t                 glyphcmds_len,
 708                                                  uint8_t                 *glyphcmds);
 709
 710 cairo_private void
 711 _cairo_xcb_connection_render_composite_glyphs_16 (cairo_xcb_connection_t        *connection,
 712                                                   uint8_t                  op,
 713                                                   xcb_render_picture_t     src,
 714                                                   xcb_render_picture_t     dst,
 715                                                   xcb_render_pictformat_t  mask_format,
 716                                                   xcb_render_glyphset_t    glyphset,
 717                                                   int16_t                  src_x,
 718                                                   int16_t                  src_y,
 719                                                   uint32_t                 glyphcmds_len,
 720                                                   uint8_t                 *glyphcmds);
 721
 722 cairo_private void
 723 _cairo_xcb_connection_render_composite_glyphs_32 (cairo_xcb_connection_t        *connection,
 724                                                   uint8_t                  op,
 725                                                   xcb_render_picture_t     src,
 726                                                   xcb_render_picture_t     dst,
 727                                                   xcb_render_pictformat_t  mask_format,
 728                                                   xcb_render_glyphset_t    glyphset,
 729                                                   int16_t                  src_x,
 730                                                   int16_t                  src_y,
 731                                                   uint32_t                 glyphcmds_len,
 732                                                   uint8_t                 *glyphcmds);
 733
 734 cairo_private void
 735 _cairo_xcb_connection_render_fill_rectangles (cairo_xcb_connection_t      *connection,
 736                                               uint8_t                op,
 737                                               xcb_render_picture_t   dst,
 738                                               xcb_render_color_t     color,
 739                                               uint32_t               num_rects,
 740                                               xcb_rectangle_t       *rects);
 741
 742 cairo_private void
 743 _cairo_xcb_connection_render_set_picture_transform (cairo_xcb_connection_t       *connection,
 744                                                     xcb_render_picture_t    picture,
 745                                                     xcb_render_transform_t  *transform);
 746
 747 cairo_private void
 748 _cairo_xcb_connection_render_set_picture_filter (cairo_xcb_connection_t         *connection,
 749                                                  xcb_render_picture_t      picture,
 750                                                  uint16_t                  filter_len,
 751                                                  char                     *filter,
 752                                                  uint32_t                  values_len,
 753                                                  xcb_render_fixed_t       *values);
 754
 755 cairo_private void
 756 _cairo_xcb_connection_render_create_solid_fill (cairo_xcb_connection_t     *connection,
 757                                                 xcb_render_picture_t  picture,
 758                                                 xcb_render_color_t    color);
 759
 760 cairo_private void
 761 _cairo_xcb_connection_render_create_linear_gradient (cairo_xcb_connection_t         *connection,
 762                                                      xcb_render_picture_t      picture,
 763                                                      xcb_render_pointfix_t     p1,
 764                                                      xcb_render_pointfix_t     p2,
 765                                                      uint32_t                  num_stops,
 766                                                      xcb_render_fixed_t *stops,
 767                                                      xcb_render_color_t *colors);
 768
 769 cairo_private void
 770 _cairo_xcb_connection_render_create_radial_gradient (cairo_xcb_connection_t         *connection,
 771                                                      xcb_render_picture_t      picture,
 772                                                      xcb_render_pointfix_t     inner,
 773                                                      xcb_render_pointfix_t     outer,
 774                                                      xcb_render_fixed_t        inner_radius,
 775                                                      xcb_render_fixed_t        outer_radius,
 776                                                      uint32_t                  num_stops,
 777                                                      xcb_render_fixed_t *stops,
 778                                                      xcb_render_color_t *colors);
 779
 780 cairo_private void
 781 _cairo_xcb_connection_render_create_conical_gradient (cairo_xcb_connection_t         *c,
 782                                                       xcb_render_picture_t      picture,
 783                                                       xcb_render_pointfix_t     center,
 784                                                       xcb_render_fixed_t        angle,
 785                                                       uint32_t                  num_stops,
 786                                                       xcb_render_fixed_t *stops,
 787                                                       xcb_render_color_t *colors);
 788
 789 cairo_private cairo_xcb_picture_t *
 790 _cairo_xcb_gaussian_filter (cairo_xcb_surface_t *target,
 791                             cairo_xcb_picture_t *orig_pict,
 792                             const cairo_pattern_t *pattern);
 793
 794 #if CAIRO_HAS_XLIB_XCB_FUNCTIONS
 795 slim_hidden_proto (cairo_xcb_surface_create);
 796 slim_hidden_proto (cairo_xcb_surface_create_for_bitmap);
 797 slim_hidden_proto (cairo_xcb_surface_create_with_xrender_format);
 798 slim_hidden_proto (cairo_xcb_surface_set_size);
 799 slim_hidden_proto (cairo_xcb_surface_set_drawable);
 800 slim_hidden_proto (cairo_xcb_device_debug_get_precision);
 801 slim_hidden_proto_no_warn (cairo_xcb_device_debug_set_precision);
 802 slim_hidden_proto_no_warn (cairo_xcb_device_debug_cap_xrender_version);
 803 #endif
 804
 805 cairo_private void
 806 _cairo_xcb_resources_get (cairo_xcb_screen_t *screen,
 807                           cairo_xcb_resources_t *resources);
 808
 809 #endif /* CAIRO_XCB_PRIVATE_H */