src/compositor.h

   1 /*
   2  * Copyright © 2008-2011 Kristian Høgsberg
   3  * Copyright © 2012 Collabora, Ltd.
   4  *
   5  * Permission to use, copy, modify, distribute, and sell this software and
   6  * its documentation for any purpose is hereby granted without fee, provided
   7  * that the above copyright notice appear in all copies and that both that
   8  * copyright notice and this permission notice appear in supporting
   9  * documentation, and that the name of the copyright holders not be used in
  10  * advertising or publicity pertaining to distribution of the software
  11  * without specific, written prior permission.  The copyright holders make
  12  * no representations about the suitability of this software for any
  13  * purpose.  It is provided "as is" without express or implied warranty.
  14  *
  15  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
  16  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
  17  * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
  18  * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
  19  * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
  20  * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  21  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  22  */
  23
  24 #ifndef _WAYLAND_SYSTEM_COMPOSITOR_H_
  25 #define _WAYLAND_SYSTEM_COMPOSITOR_H_
  26
  27 #include <pixman.h>
  28 #include <xkbcommon/xkbcommon.h>
  29 #include <wayland-server.h>
  30
  31 #include <GLES2/gl2.h>
  32 #include <GLES2/gl2ext.h>
  33 #include <EGL/egl.h>
  34 #include <EGL/eglext.h>
  35
  36 #include "version.h"
  37 #include "matrix.h"
  38 #include "config-parser.h"
  39 #include "weston-egl-ext.h"
  40
  41 #define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
  42
  43 #define container_of(ptr, type, member) ({                              \
  44         const __typeof__( ((type *)0)->member ) *__mptr = (ptr);        \
  45         (type *)( (char *)__mptr - offsetof(type,member) );})
  46
  47 struct weston_transform {
  48         struct weston_matrix matrix;
  49         struct wl_list link;
  50 };
  51
  52 struct weston_surface;
  53 struct shell_surface;
  54 struct weston_seat;
  55 struct weston_output;
  56 struct input_method;
  57
  58 enum weston_keyboard_modifier {
  59         MODIFIER_CTRL = (1 << 0),
  60         MODIFIER_ALT = (1 << 1),
  61         MODIFIER_SUPER = (1 << 2),
  62         MODIFIER_SHIFT = (1 << 3),
  63 };
  64
  65 enum weston_led {
  66         LED_NUM_LOCK = (1 << 0),
  67         LED_CAPS_LOCK = (1 << 1),
  68         LED_SCROLL_LOCK = (1 << 2),
  69 };
  70
  71 struct weston_mode {
  72         uint32_t flags;
  73         int32_t width, height;
  74         uint32_t refresh;
  75         struct wl_list link;
  76 };
  77
  78 struct weston_shell_client {
  79         void (*send_configure)(struct weston_surface *surface,
  80                                uint32_t edges, int32_t width, int32_t height);
  81 };
  82
  83 struct weston_shell_interface {
  84         void *shell;                    /* either desktop or tablet */
  85
  86         struct shell_surface *(*create_shell_surface)(void *shell,
  87                                                       struct weston_surface *surface,
  88                                                       const struct weston_shell_client *client);
  89
  90         void (*set_toplevel)(struct shell_surface *shsurf);
  91
  92         void (*set_transient)(struct shell_surface *shsurf,
  93                               struct weston_surface *parent,
  94                               int x, int y, uint32_t flags);
  95         int (*move)(struct shell_surface *shsurf, struct weston_seat *ws);
  96         int (*resize)(struct shell_surface *shsurf,
  97                       struct weston_seat *ws, uint32_t edges);
  98
  99 };
 100
 101 struct weston_border {
 102         int32_t left, right, top, bottom;
 103 };
 104
 105 struct weston_animation {
 106         void (*frame)(struct weston_animation *animation,
 107                       struct weston_output *output, uint32_t msecs);
 108         int frame_counter;
 109         struct wl_list link;
 110 };
 111
 112 struct weston_spring {
 113         double k;
 114         double friction;
 115         double current;
 116         double target;
 117         double previous;
 118         uint32_t timestamp;
 119 };
 120
 121 enum {
 122         ZOOM_FOCUS_POINTER,
 123         ZOOM_FOCUS_TEXT
 124 };
 125
 126 struct weston_fixed_point {
 127         wl_fixed_t x, y;
 128 };
 129
 130 struct weston_output_zoom {
 131         int active;
 132         uint32_t type;
 133         float increment;
 134         float level;
 135         float max_level;
 136         float trans_x, trans_y;
 137         struct weston_animation animation_z;
 138         struct weston_spring spring_z;
 139         struct weston_animation animation_xy;
 140         struct weston_spring spring_xy;
 141         struct weston_fixed_point from;
 142         struct weston_fixed_point to;
 143         struct weston_fixed_point current;
 144         struct weston_fixed_point text_cursor;
 145 };
 146
 147 /* bit compatible with drm definitions. */
 148 enum dpms_enum {
 149         WESTON_DPMS_ON,
 150         WESTON_DPMS_STANDBY,
 151         WESTON_DPMS_SUSPEND,
 152         WESTON_DPMS_OFF
 153 };
 154
 155 struct weston_output {
 156         uint32_t id;
 157
 158         EGLSurface egl_surface;
 159         struct wl_list link;
 160         struct wl_list resource_list;
 161         struct wl_global *global;
 162         struct weston_compositor *compositor;
 163         struct weston_matrix matrix;
 164         struct wl_list animation_list;
 165         int32_t x, y, width, height;
 166         int32_t mm_width, mm_height;
 167         struct weston_border border;
 168         pixman_region32_t region;
 169         int current_buffer;
 170         pixman_region32_t buffer_damage[2];
 171         int repaint_needed;
 172         int repaint_scheduled;
 173         struct weston_output_zoom zoom;
 174         int dirty;
 175         struct wl_signal frame_signal;
 176         uint32_t frame_time;
 177         int disable_planes;
 178
 179         char *make, *model;
 180         uint32_t subpixel;
 181         uint32_t transform;
 182
 183         struct weston_mode *current;
 184         struct weston_mode *origin;
 185         struct wl_list mode_list;
 186
 187         void (*repaint)(struct weston_output *output,
 188                         pixman_region32_t *damage);
 189         void (*destroy)(struct weston_output *output);
 190         void (*assign_planes)(struct weston_output *output);
 191         int (*switch_mode)(struct weston_output *output, struct weston_mode *mode);
 192
 193         /* backlight values are on 0-255 range, where higher is brighter */
 194         uint32_t backlight_current;
 195         void (*set_backlight)(struct weston_output *output, uint32_t value);
 196         void (*set_dpms)(struct weston_output *output, enum dpms_enum level);
 197 };
 198
 199 struct weston_xkb_info {
 200         struct xkb_keymap *keymap;
 201         int keymap_fd;
 202         size_t keymap_size;
 203         char *keymap_area;
 204         xkb_mod_index_t shift_mod;
 205         xkb_mod_index_t caps_mod;
 206         xkb_mod_index_t ctrl_mod;
 207         xkb_mod_index_t alt_mod;
 208         xkb_mod_index_t mod2_mod;
 209         xkb_mod_index_t mod3_mod;
 210         xkb_mod_index_t super_mod;
 211         xkb_mod_index_t mod5_mod;
 212         xkb_led_index_t num_led;
 213         xkb_led_index_t caps_led;
 214         xkb_led_index_t scroll_led;
 215 };
 216
 217 struct weston_seat {
 218         struct wl_seat seat;
 219         struct wl_pointer pointer;
 220         int has_pointer;
 221         struct wl_keyboard keyboard;
 222         int has_keyboard;
 223         struct wl_touch touch;
 224         int has_touch;
 225
 226         struct weston_compositor *compositor;
 227         struct weston_surface *sprite;
 228         struct wl_listener sprite_destroy_listener;
 229         struct weston_surface *drag_surface;
 230         struct wl_listener drag_surface_destroy_listener;
 231         int32_t hotspot_x, hotspot_y;
 232         struct wl_list link;
 233         enum weston_keyboard_modifier modifier_state;
 234         struct wl_surface *saved_kbd_focus;
 235         struct wl_listener saved_kbd_focus_listener;
 236
 237         uint32_t num_tp;
 238
 239         struct wl_listener new_drag_icon_listener;
 240
 241         void (*led_update)(struct weston_seat *ws, enum weston_led leds);
 242
 243         struct weston_xkb_info xkb_info;
 244         struct {
 245                 struct xkb_state *state;
 246                 enum weston_led leds;
 247         } xkb_state;
 248
 249         struct input_method *input_method;
 250 };
 251
 252 struct weston_shader {
 253         GLuint program;
 254         GLuint vertex_shader, fragment_shader;
 255         GLint proj_uniform;
 256         GLint tex_uniforms[3];
 257         GLint alpha_uniform;
 258         GLint color_uniform;
 259 };
 260
 261 enum {
 262         WESTON_COMPOSITOR_ACTIVE,
 263         WESTON_COMPOSITOR_IDLE,         /* shell->unlock called on activity */
 264         WESTON_COMPOSITOR_SLEEPING      /* no rendering, no frame events */
 265 };
 266
 267 struct weston_layer {
 268         struct wl_list surface_list;
 269         struct wl_list link;
 270 };
 271
 272 struct weston_plane {
 273         pixman_region32_t damage;
 274         pixman_region32_t opaque;
 275         int32_t x, y;
 276 };
 277
 278 struct weston_renderer {
 279         void (*repaint_output)(struct weston_output *output,
 280                                pixman_region32_t *output_damage);
 281         void (*flush_damage)(struct weston_surface *surface);
 282         void (*attach)(struct weston_surface *es, struct wl_buffer *buffer);
 283         void (*destroy_surface)(struct weston_surface *surface);
 284 };
 285
 286 struct weston_compositor {
 287         struct wl_signal destroy_signal;
 288
 289         EGLDisplay egl_display;
 290         EGLContext egl_context;
 291         EGLConfig egl_config;
 292         struct weston_shader texture_shader_rgba;
 293         struct weston_shader texture_shader_rgbx;
 294         struct weston_shader texture_shader_egl_external;
 295         struct weston_shader texture_shader_y_uv;
 296         struct weston_shader texture_shader_y_u_v;
 297         struct weston_shader texture_shader_y_xuxv;
 298         struct weston_shader solid_shader;
 299         struct weston_shader *current_shader;
 300         struct wl_display *wl_display;
 301         struct weston_shell_interface shell_interface;
 302
 303         struct wl_signal activate_signal;
 304         struct wl_signal kill_signal;
 305         struct wl_signal lock_signal;
 306         struct wl_signal unlock_signal;
 307
 308         struct wl_signal show_input_panel_signal;
 309         struct wl_signal hide_input_panel_signal;
 310
 311         struct wl_event_loop *input_loop;
 312         struct wl_event_source *input_loop_source;
 313
 314         struct weston_layer fade_layer;
 315         struct weston_layer cursor_layer;
 316
 317         struct wl_list output_list;
 318         struct wl_list seat_list;
 319         struct wl_list layer_list;
 320         struct wl_list surface_list;
 321         struct wl_list key_binding_list;
 322         struct wl_list button_binding_list;
 323         struct wl_list axis_binding_list;
 324         struct {
 325                 struct weston_spring spring;
 326                 struct weston_animation animation;
 327                 struct weston_surface *surface;
 328         } fade;
 329
 330         uint32_t state;
 331         struct wl_event_source *idle_source;
 332         uint32_t idle_inhibit;
 333         int option_idle_time;           /* default timeout, s */
 334         int idle_time;                  /* effective timeout, s */
 335
 336         /* Repaint state. */
 337         struct wl_array vertices;
 338         struct wl_array indices; /* only used in compositor-wayland */
 339         struct wl_array vtxcnt;
 340         struct weston_plane primary_plane;
 341         int fan_debug;
 342
 343         uint32_t focus;
 344
 345         struct weston_renderer *renderer;
 346
 347         PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC
 348                 image_target_renderbuffer_storage;
 349         PFNGLEGLIMAGETARGETTEXTURE2DOESPROC image_target_texture_2d;
 350         PFNEGLCREATEIMAGEKHRPROC create_image;
 351         PFNEGLDESTROYIMAGEKHRPROC destroy_image;
 352
 353         int has_unpack_subimage;
 354         GLenum read_format;
 355
 356         PFNEGLBINDWAYLANDDISPLAYWL bind_display;
 357         PFNEGLUNBINDWAYLANDDISPLAYWL unbind_display;
 358         PFNEGLQUERYWAYLANDBUFFERWL query_buffer;
 359         int has_bind_display;
 360
 361         void (*destroy)(struct weston_compositor *ec);
 362         void (*restore)(struct weston_compositor *ec);
 363         int (*authenticate)(struct weston_compositor *c, uint32_t id);
 364
 365         void (*ping_handler)(struct weston_surface *surface, uint32_t serial);
 366
 367         int launcher_sock;
 368
 369         uint32_t output_id_pool;
 370
 371         struct xkb_rule_names xkb_names;
 372         struct xkb_context *xkb_context;
 373         struct weston_xkb_info xkb_info;
 374 };
 375
 376 struct weston_region {
 377         struct wl_resource resource;
 378         pixman_region32_t region;
 379 };
 380
 381 /* Using weston_surface transformations
 382  *
 383  * To add a transformation to a surface, create a struct weston_transform, and
 384  * add it to the list surface->geometry.transformation_list. Whenever you
 385  * change the list, anything under surface->geometry, or anything in the
 386  * weston_transforms linked into the list, you must set
 387  * surface->geometry.dirty = 1.
 388  *
 389  * The order in the list defines the order of transformations. Let the list
 390  * contain the transformation matrices M1, ..., Mn as head to tail. The
 391  * transformation is applied to surface-local coordinate vector p as
 392  *    P = Mn * ... * M2 * M1 * p
 393  * to produce the global coordinate vector P. The total transform
 394  *    Mn * ... * M2 * M1
 395  * is cached in surface->transform.matrix, and the inverse of it in
 396  * surface->transform.inverse.
 397  *
 398  * The list always contains surface->transform.position transformation, which
 399  * is the translation by surface->geometry.x and y.
 400  *
 401  * If you want to apply a transformation in local coordinates, add your
 402  * weston_transform to the head of the list. If you want to apply a
 403  * transformation in global coordinates, add it to the tail of the list.
 404  */
 405
 406 struct weston_surface {
 407         struct wl_surface surface;
 408         struct weston_compositor *compositor;
 409         GLuint textures[3];
 410         int num_textures;
 411         pixman_region32_t clip;
 412         pixman_region32_t damage;
 413         pixman_region32_t opaque;
 414         pixman_region32_t input;
 415         int32_t pitch;
 416         struct wl_list link;
 417         struct wl_list layer_link;
 418         struct weston_shader *shader;
 419         GLfloat color[4];
 420         float alpha;
 421         struct weston_plane *plane;
 422
 423         /* Surface geometry state, mutable.
 424          * If you change anything, set dirty = 1.
 425          * That includes the transformations referenced from the list.
 426          */
 427         struct {
 428                 float x, y; /* surface translation on display */
 429                 int32_t width, height;
 430
 431                 /* struct weston_transform */
 432                 struct wl_list transformation_list;
 433
 434                 int dirty;
 435         } geometry;
 436
 437         /* State derived from geometry state, read-only.
 438          * This is updated by weston_surface_update_transform().
 439          */
 440         struct {
 441                 pixman_region32_t boundingbox;
 442                 pixman_region32_t opaque;
 443
 444                 /* matrix and inverse are used only if enabled = 1.
 445                  * If enabled = 0, use x, y, width, height directly.
 446                  */
 447                 int enabled;
 448                 struct weston_matrix matrix;
 449                 struct weston_matrix inverse;
 450
 451                 struct weston_transform position; /* matrix from x, y */
 452         } transform;
 453
 454         /*
 455          * Which output to vsync this surface to.
 456          * Used to determine, whether to send or queue frame events.
 457          * Must be NULL, if 'link' is not in weston_compositor::surface_list.
 458          */
 459         struct weston_output *output;
 460
 461         /*
 462          * A more complete representation of all outputs this surface is
 463          * displayed on.
 464          */
 465         uint32_t output_mask;
 466
 467         struct wl_list frame_callback_list;
 468
 469         EGLImageKHR images[3];
 470         GLenum target;
 471         int num_images;
 472
 473         struct wl_buffer *buffer;
 474         struct wl_listener buffer_destroy_listener;
 475
 476         /* All the pending state, that wl_surface.commit will apply. */
 477         struct {
 478                 /* wl_surface.attach */
 479                 int remove_contents;
 480                 struct wl_buffer *buffer;
 481                 struct wl_listener buffer_destroy_listener;
 482                 int32_t sx;
 483                 int32_t sy;
 484
 485                 /* wl_surface.damage */
 486                 pixman_region32_t damage;
 487
 488                 /* wl_surface.set_opaque_region */
 489                 pixman_region32_t opaque;
 490
 491                 /* wl_surface.set_input_region */
 492                 pixman_region32_t input;
 493
 494                 /* wl_surface.frame */
 495                 struct wl_list frame_callback_list;
 496         } pending;
 497
 498         /*
 499          * If non-NULL, this function will be called on surface::attach after
 500          * a new buffer has been set up for this surface. The integer params
 501          * are the sx and sy paramerters supplied to surface::attach .
 502          */
 503         void (*configure)(struct weston_surface *es, int32_t sx, int32_t sy);
 504         void *private;
 505 };
 506
 507 enum weston_key_state_update {
 508         STATE_UPDATE_AUTOMATIC,
 509         STATE_UPDATE_NONE,
 510 };
 511
 512 void
 513 weston_version(int *major, int *minor, int *micro);
 514
 515 void
 516 weston_surface_update_transform(struct weston_surface *surface);
 517
 518 void
 519 weston_surface_to_global_fixed(struct weston_surface *surface,
 520                                wl_fixed_t sx, wl_fixed_t sy,
 521                                wl_fixed_t *x, wl_fixed_t *y);
 522 void
 523 weston_surface_to_global_float(struct weston_surface *surface,
 524                                float sx, float sy, float *x, float *y);
 525
 526 void
 527 weston_surface_from_global_float(struct weston_surface *surface,
 528                                  float x, float y, float *sx, float *sy);
 529 void
 530 weston_surface_from_global(struct weston_surface *surface,
 531                            int32_t x, int32_t y, int32_t *sx, int32_t *sy);
 532 void
 533 weston_surface_from_global_fixed(struct weston_surface *surface,
 534                                  wl_fixed_t x, wl_fixed_t y,
 535                                  wl_fixed_t *sx, wl_fixed_t *sy);
 536
 537 void
 538 weston_spring_init(struct weston_spring *spring,
 539                    double k, double current, double target);
 540 void
 541 weston_spring_update(struct weston_spring *spring, uint32_t msec);
 542 int
 543 weston_spring_done(struct weston_spring *spring);
 544
 545 void
 546 weston_surface_activate(struct weston_surface *surface,
 547                         struct weston_seat *seat);
 548 void
 549 notify_motion(struct weston_seat *seat, uint32_t time,
 550               wl_fixed_t x, wl_fixed_t y);
 551 void
 552 notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
 553               enum wl_pointer_button_state state);
 554 void
 555 notify_axis(struct weston_seat *seat, uint32_t time, uint32_t axis,
 556             wl_fixed_t value);
 557 void
 558 notify_key(struct weston_seat *seat, uint32_t time, uint32_t key,
 559            enum wl_keyboard_key_state state,
 560            enum weston_key_state_update update_state);
 561 void
 562 notify_modifiers(struct weston_seat *seat, uint32_t serial);
 563
 564 void
 565 notify_pointer_focus(struct weston_seat *seat, struct weston_output *output,
 566                      wl_fixed_t x, wl_fixed_t y);
 567
 568 void
 569 notify_keyboard_focus_in(struct weston_seat *seat, struct wl_array *keys,
 570                          enum weston_key_state_update update_state);
 571 void
 572 notify_keyboard_focus_out(struct weston_seat *seat);
 573
 574 void
 575 notify_touch(struct weston_seat *seat, uint32_t time, int touch_id,
 576              wl_fixed_t x, wl_fixed_t y, int touch_type);
 577
 578 void
 579 weston_layer_init(struct weston_layer *layer, struct wl_list *below);
 580
 581 void
 582 weston_plane_init(struct weston_plane *plane, int32_t x, int32_t y);
 583 void
 584 weston_plane_release(struct weston_plane *plane);
 585
 586 void
 587 weston_output_finish_frame(struct weston_output *output, uint32_t msecs);
 588 void
 589 weston_output_schedule_repaint(struct weston_output *output);
 590 void
 591 weston_output_damage(struct weston_output *output);
 592 void
 593 weston_compositor_schedule_repaint(struct weston_compositor *compositor);
 594 void
 595 weston_compositor_fade(struct weston_compositor *compositor, float tint);
 596 void
 597 weston_compositor_damage_all(struct weston_compositor *compositor);
 598 void
 599 weston_compositor_unlock(struct weston_compositor *compositor);
 600 void
 601 weston_compositor_wake(struct weston_compositor *compositor);
 602 void
 603 weston_compositor_activity(struct weston_compositor *compositor);
 604 void
 605 weston_compositor_update_drag_surfaces(struct weston_compositor *compositor);
 606
 607
 608 struct weston_binding;
 609 typedef void (*weston_key_binding_handler_t)(struct wl_seat *seat,
 610                                              uint32_t time, uint32_t key,
 611                                              void *data);
 612 struct weston_binding *
 613 weston_compositor_add_key_binding(struct weston_compositor *compositor,
 614                                   uint32_t key,
 615                                   enum weston_keyboard_modifier modifier,
 616                                   weston_key_binding_handler_t binding,
 617                                   void *data);
 618
 619 typedef void (*weston_button_binding_handler_t)(struct wl_seat *seat,
 620                                                 uint32_t time, uint32_t button,
 621                                                 void *data);
 622 struct weston_binding *
 623 weston_compositor_add_button_binding(struct weston_compositor *compositor,
 624                                      uint32_t button,
 625                                      enum weston_keyboard_modifier modifier,
 626                                      weston_button_binding_handler_t binding,
 627                                      void *data);
 628
 629 typedef void (*weston_axis_binding_handler_t)(struct wl_seat *seat,
 630                                               uint32_t time, uint32_t axis,
 631                                               wl_fixed_t value, void *data);
 632 struct weston_binding *
 633 weston_compositor_add_axis_binding(struct weston_compositor *compositor,
 634                                    uint32_t axis,
 635                                    enum weston_keyboard_modifier modifier,
 636                                    weston_axis_binding_handler_t binding,
 637                                    void *data);
 638 void
 639 weston_binding_destroy(struct weston_binding *binding);
 640
 641 void
 642 weston_binding_list_destroy_all(struct wl_list *list);
 643
 644 void
 645 weston_compositor_run_key_binding(struct weston_compositor *compositor,
 646                                   struct weston_seat *seat, uint32_t time,
 647                                   uint32_t key,
 648                                   enum wl_keyboard_key_state state);
 649 void
 650 weston_compositor_run_button_binding(struct weston_compositor *compositor,
 651                                      struct weston_seat *seat, uint32_t time,
 652                                      uint32_t button,
 653                                      enum wl_pointer_button_state value);
 654 void
 655 weston_compositor_run_axis_binding(struct weston_compositor *compositor,
 656                                    struct weston_seat *seat, uint32_t time,
 657                                    uint32_t axis, int32_t value);
 658
 659 int
 660 weston_environment_get_fd(const char *env);
 661
 662 struct wl_list *
 663 weston_compositor_top(struct weston_compositor *compositor);
 664
 665 struct weston_surface *
 666 weston_surface_create(struct weston_compositor *compositor);
 667
 668 void
 669 weston_surface_configure(struct weston_surface *surface,
 670                          float x, float y, int width, int height);
 671
 672 void
 673 weston_surface_restack(struct weston_surface *surface, struct wl_list *below);
 674
 675 void
 676 weston_surface_set_position(struct weston_surface *surface,
 677                             float x, float y);
 678
 679 int
 680 weston_surface_is_mapped(struct weston_surface *surface);
 681
 682 void
 683 weston_surface_schedule_repaint(struct weston_surface *surface);
 684
 685 void
 686 weston_surface_damage(struct weston_surface *surface);
 687
 688 void
 689 weston_surface_damage_below(struct weston_surface *surface);
 690
 691 void
 692 weston_surface_move_to_plane(struct weston_surface *surface,
 693                              struct weston_plane *plane);
 694 void
 695 weston_surface_unmap(struct weston_surface *surface);
 696
 697 void
 698 weston_buffer_post_release(struct wl_buffer *buffer);
 699
 700 uint32_t
 701 weston_compositor_get_time(void);
 702
 703 int
 704 weston_compositor_init(struct weston_compositor *ec, struct wl_display *display,
 705                        int argc, char *argv[], const char *config_file);
 706 void
 707 weston_compositor_shutdown(struct weston_compositor *ec);
 708 void
 709 weston_text_cursor_position_notify(struct weston_surface *surface,
 710                                                 wl_fixed_t x, wl_fixed_t y);
 711 void
 712 weston_output_init_zoom(struct weston_output *output);
 713 void
 714 weston_output_update_zoom(struct weston_output *output, uint32_t type);
 715 void
 716 weston_output_update_matrix(struct weston_output *output);
 717 void
 718 weston_output_move(struct weston_output *output, int x, int y);
 719 void
 720 weston_output_init(struct weston_output *output, struct weston_compositor *c,
 721                    int x, int y, int width, int height, uint32_t transform);
 722 void
 723 weston_output_destroy(struct weston_output *output);
 724
 725 void
 726 weston_seat_init(struct weston_seat *seat, struct weston_compositor *ec);
 727 void
 728 weston_seat_init_pointer(struct weston_seat *seat);
 729 int
 730 weston_seat_init_keyboard(struct weston_seat *seat, struct xkb_keymap *keymap);
 731 void
 732 weston_seat_init_touch(struct weston_seat *seat);
 733
 734 void
 735 weston_seat_release(struct weston_seat *seat);
 736
 737 /* String literal of spaces, the same width as the timestamp. */
 738 #define STAMP_SPACE "               "
 739
 740 void
 741 weston_log_file_open(const char *filename);
 742 void
 743 weston_log_file_close(void);
 744 int
 745 weston_log(const char *fmt, ...)
 746         __attribute__ ((format (printf, 1, 2)));
 747 int
 748 weston_log_continue(const char *fmt, ...)
 749         __attribute__ ((format (printf, 1, 2)));
 750
 751 enum {
 752         TTY_ENTER_VT,
 753         TTY_LEAVE_VT
 754 };
 755
 756 typedef void (*tty_vt_func_t)(struct weston_compositor *compositor, int event);
 757
 758 struct tty *
 759 tty_create(struct weston_compositor *compositor,
 760            tty_vt_func_t vt_func, int tty_nr);
 761
 762 void
 763 tty_destroy(struct tty *tty);
 764
 765 void
 766 tty_reset(struct tty *tty);
 767
 768 int
 769 tty_activate_vt(struct tty *tty, int vt);
 770
 771 void
 772 screenshooter_create(struct weston_compositor *ec);
 773
 774 struct clipboard *
 775 clipboard_create(struct weston_seat *seat);
 776
 777 void
 778 text_cursor_position_notifier_create(struct weston_compositor *ec);
 779
 780 void
 781 text_model_factory_create(struct weston_compositor *ec);
 782
 783 void
 784 input_method_create(struct weston_compositor *ec,
 785                     struct weston_seat *seat);
 786
 787 struct weston_process;
 788 typedef void (*weston_process_cleanup_func_t)(struct weston_process *process,
 789                                             int status);
 790
 791 struct weston_process {
 792         pid_t pid;
 793         weston_process_cleanup_func_t cleanup;
 794         struct wl_list link;
 795 };
 796
 797 struct wl_client *
 798 weston_client_launch(struct weston_compositor *compositor,
 799                      struct weston_process *proc,
 800                      const char *path,
 801                      weston_process_cleanup_func_t cleanup);
 802
 803 void
 804 weston_watch_process(struct weston_process *process);
 805
 806 struct weston_surface_animation;
 807 typedef void (*weston_surface_animation_done_func_t)(struct weston_surface_animation *animation, void *data);
 808
 809 struct weston_surface_animation *
 810 weston_zoom_run(struct weston_surface *surface, float start, float stop,
 811                 weston_surface_animation_done_func_t done, void *data);
 812
 813 struct weston_surface_animation *
 814 weston_fade_run(struct weston_surface *surface,
 815                 weston_surface_animation_done_func_t done, void *data);
 816 struct weston_surface_animation *
 817 weston_slide_run(struct weston_surface *surface, float start, float stop,
 818                  weston_surface_animation_done_func_t done, void *data);
 819
 820 void
 821 weston_surface_set_color(struct weston_surface *surface,
 822                          float red, float green, float blue, float alpha);
 823
 824 void
 825 weston_surface_destroy(struct weston_surface *surface);
 826
 827 int
 828 weston_output_switch_mode(struct weston_output *output, struct weston_mode *mode);
 829
 830 int
 831 gles2_renderer_init(struct weston_compositor *ec);
 832 void
 833 gles2_renderer_destroy(struct weston_compositor *ec);
 834
 835 struct weston_compositor *
 836 backend_init(struct wl_display *display, int argc, char *argv[],
 837             const char *config_file);
 838
 839 int
 840 module_init(struct weston_compositor *compositor);
 841
 842 #endif