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73 lines
2.6 KiB
73 lines
2.6 KiB
#include <assert.h>
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#include <stdlib.h>
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#include <wayland-server.h>
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#include <wlr/util/log.h>
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#include <wlr/types/wlr_surface.h>
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#include <wlr/types/wlr_region.h>
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#include "compositor.h"
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static void destroy_surface_listener(struct wl_listener *listener, void *data) {
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wl_list_remove(wl_resource_get_link(data));
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}
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static void wl_compositor_create_surface(struct wl_client *client,
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struct wl_resource *resource, uint32_t id) {
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struct wl_compositor_state *state = wl_resource_get_user_data(resource);
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struct wl_resource *surface_resource = wl_resource_create(client,
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&wl_surface_interface, wl_resource_get_version(resource), id);
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struct wlr_surface *surface = wlr_surface_create(surface_resource, state->renderer);
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surface->compositor_data = state;
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surface->compositor_listener.notify = &destroy_surface_listener;
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wl_resource_add_destroy_listener(surface_resource, &surface->compositor_listener);
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wl_list_insert(&state->surfaces, wl_resource_get_link(surface_resource));
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}
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static void wl_compositor_create_region(struct wl_client *client,
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struct wl_resource *resource, uint32_t id) {
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wlr_region_create(client, resource, id);
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}
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struct wl_compositor_interface wl_compositor_impl = {
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.create_surface = wl_compositor_create_surface,
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.create_region = wl_compositor_create_region
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};
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static void wl_compositor_destroy(struct wl_resource *resource) {
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struct wl_compositor_state *state = wl_resource_get_user_data(resource);
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struct wl_resource *_resource = NULL;
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wl_resource_for_each(_resource, &state->wl_resources) {
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if (_resource == resource) {
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struct wl_list *link = wl_resource_get_link(_resource);
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wl_list_remove(link);
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break;
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}
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}
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}
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static void wl_compositor_bind(struct wl_client *wl_client, void *_state,
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uint32_t version, uint32_t id) {
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struct wl_compositor_state *state = _state;
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assert(wl_client && state);
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if (version > 4) {
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wlr_log(L_ERROR, "Client requested unsupported wl_compositor version, disconnecting");
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wl_client_destroy(wl_client);
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return;
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}
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struct wl_resource *wl_resource = wl_resource_create(
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wl_client, &wl_compositor_interface, version, id);
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wl_resource_set_implementation(wl_resource, &wl_compositor_impl,
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state, wl_compositor_destroy);
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wl_list_insert(&state->wl_resources, wl_resource_get_link(wl_resource));
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}
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void wl_compositor_init(struct wl_display *display,
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struct wl_compositor_state *state, struct wlr_renderer *renderer) {
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struct wl_global *wl_global = wl_global_create(display,
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&wl_compositor_interface, 4, state, wl_compositor_bind);
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state->wl_global = wl_global;
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state->renderer = renderer;
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wl_list_init(&state->wl_resources);
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wl_list_init(&state->surfaces);
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}
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