src/libds/backend/wayland/backend.h

   1 #ifndef DS_BACKEND_WAYLAND_H
   2 #define DS_BACKEND_WAYLAND_H
   3
   4 #include "libds/interfaces/backend.h"
   5 #include "libds/interfaces/output.h"
   6 #include "libds/interfaces/input_device.h"
   7 #include "libds/interfaces/pointer.h"
   8 #include "libds/interfaces/keyboard.h"
   9 #include "libds/interfaces/touch.h"
  10
  11 struct ds_wl_backend_server
  12 {
  13     struct ds_wl_backend *backend;
  14     struct wl_display *display;
  15     struct wl_registry *registry;
  16     struct wl_compositor *compositor;
  17     struct xdg_wm_base *xdg_wm_base;
  18     struct wl_event_source *event_source;
  19     struct wl_shm *shm;
  20 };
  21
  22 struct ds_wl_backend
  23 {
  24     struct ds_backend base;
  25
  26     struct wl_display *display;
  27     struct wl_listener display_destroy;
  28
  29     struct wl_list outputs; // ds_wl_output.link
  30     struct wl_list buffers; // ds_wl_buffer.link
  31     struct wl_list seats; // ds_wl_seat.link
  32
  33     struct wl_event_source *server_event_source;
  34     struct ds_wl_backend_server server;
  35
  36     size_t requested_outputs;
  37 };
  38
  39 struct ds_wl_buffer
  40 {
  41     struct ds_buffer *buffer;
  42     struct wl_buffer *wl_buffer;
  43     struct wl_list link; // ds_wl_backend.buffers
  44     struct wl_listener buffer_destroy;
  45
  46     bool released;
  47 };
  48
  49 struct ds_wl_output
  50 {
  51     struct ds_output base;
  52
  53     struct ds_wl_backend *backend;
  54
  55     struct wl_surface *surface;
  56     struct xdg_surface *xdg_surface;
  57     struct xdg_toplevel *xdg_toplevel;
  58     struct wl_callback *frame_callback;
  59
  60     struct wl_list link;
  61
  62     struct {
  63         struct ds_wl_pointer *pointer;
  64         struct wl_surface *surface;
  65         int32_t hotspot_x, hotspot_y;
  66         uint32_t enter_serial;
  67     } cursor;
  68 };
  69
  70 struct ds_wl_seat
  71 {
  72     struct ds_wl_backend *backend;
  73     struct ds_wl_output *output;
  74
  75     struct wl_seat *wl_seat;
  76     char *name;
  77
  78     struct ds_input_device *pointer_dev;
  79     struct ds_input_device *keyboard_dev;
  80     struct ds_input_device *touch_dev;
  81
  82     struct wl_callback *initial_info_cb;
  83
  84     struct wl_list link; // ds_wl_backend.seats
  85
  86     enum wl_seat_capability caps;
  87
  88     int version;
  89     uint32_t enter_serial;
  90
  91     bool initialized;
  92 };
  93
  94 struct ds_wl_input_device
  95 {
  96     struct ds_input_device base;
  97
  98     struct ds_wl_backend *backend;
  99     struct ds_wl_seat *seat;
 100 };
 101
 102 struct ds_wl_pointer
 103 {
 104     struct ds_pointer base;
 105
 106     struct ds_wl_input_device *input_device;
 107     struct wl_pointer *wl_pointer;
 108 };
 109
 110 struct ds_wl_keyboard
 111 {
 112     struct ds_keyboard base;
 113
 114     struct wl_keyboard *wl_keyboard;
 115 };
 116
 117 struct ds_wl_touch
 118 {
 119     struct ds_touch base;
 120
 121     struct wl_touch *wl_touch;
 122 };
 123
 124 struct ds_wl_backend *
 125 wl_backend_from_backend(struct ds_backend *backend);
 126
 127 struct ds_wl_output *create_wl_output(struct ds_wl_backend *backend);
 128
 129 void
 130 destroy_wl_buffer(struct ds_wl_buffer *buffer);
 131
 132 struct ds_wl_seat *create_wl_seat(struct ds_wl_backend *backend, uint32_t id,
 133         uint32_t available_version);
 134
 135 void destroy_wl_seat(struct ds_wl_seat *seat);
 136
 137 void output_enter_pointer(struct ds_wl_output *output,
 138         struct ds_wl_pointer *pointer, uint32_t serial);
 139
 140 void output_leave_pointer(struct ds_wl_output *output);
 141
 142 #endif