d43f61ec76
When the surface attaches to a buffer, all other buffers are available. Export the function used to release a buffer, track the buffer used by the surface, and release unused buffers when a new buffer is attached.
152 lines
3.6 KiB
C
152 lines
3.6 KiB
C
/* SPDX-License-Identifier: GPL-3.0-only */
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/*
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* Wayland objects.
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*
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* Copyright (c) 2024, Richard Acayan. All rights reserved.
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*/
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#ifndef UFKBD_WAYLAND_H
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#define UFKBD_WAYLAND_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <xkbcommon/xkbcommon.h>
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#include "ufkbd.h"
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#define MAX_GLOBAL_LISTENERS 16
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#define SHM_PATH_SIZE 256
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struct ufkbd_ctx;
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struct wl_display;
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struct wl_registry;
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struct wl_seat;
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struct wl_pointer;
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struct wl_compositor;
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struct xdg_wm_base;
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struct wl_surface;
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struct wp_viewport;
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struct wp_viewporter;
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struct xdg_surface;
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struct xdg_toplevel;
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struct zwp_virtual_keyboard_manager_v1;
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struct zwp_virtual_keyboard_v1;
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struct zwp_input_method_manager_v2;
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struct zwp_input_method_v2;
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struct ufkbd_input_wayland;
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struct ufkbd_wl_global_listener {
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const struct wl_interface *iface;
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void (*cb)(void *data, struct wl_registry *reg, uint32_t name, uint32_t version);
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void *data;
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};
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struct ufkbd_wl_input {
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struct ufkbd_input_wayland *ufkbd_wl;
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struct ufkbd_wl_global_listener listener_seat;
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struct ufkbd_wl_global_listener listener_manager;
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struct ufkbd_wl_global_listener listener_methodman;
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struct wl_seat *seat;
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struct wl_pointer *pointer;
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struct wl_touch *touch;
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struct zwp_virtual_keyboard_manager_v1 *manager;
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struct zwp_virtual_keyboard_v1 *kb;
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uint32_t mod_state;
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};
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struct ufkbd_wl_buffer {
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struct ufkbd_ctx *ufkbd;
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unsigned int id;
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struct ufkbd_wl_global_listener listener;
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struct wl_shm *wl;
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struct wl_shm_pool *pool;
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struct wl_buffer *buf;
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bool avail, dirty, resize;
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void *ptr;
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int fd;
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uint32_t width, height;
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size_t size;
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char path[SHM_PATH_SIZE];
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};
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struct ufkbd_wl_surface {
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struct ufkbd_input_wayland *ufkbd_wl;
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struct ufkbd_wl_global_listener listener_comp;
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struct ufkbd_wl_global_listener listener_shell;
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struct ufkbd_wl_global_listener listener_viewporter;
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struct wl_compositor *compositor;
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struct zwlr_layer_shell_v1 *shell;
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struct wl_surface *wl;
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struct zwlr_layer_surface_v1 *wlr;
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struct wp_viewporter *vper;
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struct wp_viewport *vp;
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unsigned int scale;
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size_t stride;
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int used_buf;
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struct ufkbd_wl_buffer bufs[2];
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};
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struct ufkbd_input_wayland {
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struct ufkbd_ctx *ufkbd;
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struct ufkbd_wl_surface *surface;
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struct ufkbd_wl_input *input;
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struct wl_display *display;
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struct wl_registry *registry;
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int fd;
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size_t n_global_listeners;
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struct ufkbd_wl_global_listener *global_listeners[MAX_GLOBAL_LISTENERS];
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};
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int ufkbd_wl_buffer_consume(struct ufkbd_wl_buffer *ctx,
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struct wl_buffer **buf, void **ptr);
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int ufkbd_wl_buffer_resize(struct ufkbd_wl_buffer *ctx,
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uint32_t width, uint32_t height);
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void ufkbd_wl_buffer_release(struct ufkbd_wl_buffer *ctx);
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int ufkbd_wl_buffer_init(struct ufkbd_wl_buffer *ctx,
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struct ufkbd_input_wayland *ufkbd_wl,
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unsigned int id);
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void ufkbd_wl_buffer_uninit(struct ufkbd_wl_buffer *ctx);
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int ufkbd_wl_surface_consume_buffer(struct ufkbd_wl_surface *ctx,
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struct wl_buffer **buf, void **ptr);
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void ufkbd_wl_surface_release_unused(struct ufkbd_wl_surface *ctx);
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int ufkbd_wl_surface_init(struct ufkbd_input_wayland *ufkbd_wl,
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struct ufkbd_wl_surface **out);
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void ufkbd_wl_surface_uninit(struct ufkbd_wl_surface *ctx);
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int ufkbd_wl_input_init(struct ufkbd_input_wayland *ufkbd_wl,
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struct ufkbd_wl_input **out);
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void ufkbd_wl_input_uninit(struct ufkbd_wl_input *ctx);
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int ufkbd_wl_input_send_key(struct ufkbd_wl_input *ctx, int key, bool repeat);
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int ufkbd_wl_input_send_mod(struct ufkbd_wl_input *ctx, enum ufkbd_modifier mod, bool pressed);
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int ufkbd_wl_global_listener_add(struct ufkbd_input_wayland *ctx,
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struct ufkbd_wl_global_listener *listener);
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#endif /* UFKBD_WAYLAND_H */
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