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