wlvncc/include/pointer.h

73 lines
2.1 KiB
C

/*
* Copyright (c) 2020 Andri Yngvason
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#pragma once
#include <wayland-client.h>
struct wl_cursor_theme;
enum pointer_cursor_type {
POINTER_CURSOR_NONE = 0,
POINTER_CURSOR_LEFT_PTR,
};
enum pointer_button_mask {
POINTER_BUTTON_LEFT = 1 << 0,
POINTER_BUTTON_MIDDLE = 1 << 1,
POINTER_BUTTON_RIGHT = 1 << 2,
// TODO: More buttons
POINTER_SCROLL_UP = 1 << 3,
POINTER_SCROLL_DOWN = 1 << 4,
POINTER_SCROLL_LEFT = 1 << 5,
POINTER_SCROLL_RIGHT = 1 << 6,
};
struct pointer {
struct wl_pointer* wl_pointer;
struct wl_list link;
uint32_t serial;
enum pointer_button_mask pressed;
wl_fixed_t x, y;
int vertical_scroll_steps;
int horizontal_scroll_steps;
double vertical_axis_value;
double horizontal_axis_value;
struct wl_cursor_theme* cursor_theme;
struct wl_surface* cursor_surface;
enum pointer_cursor_type cursor_type;
};
struct pointer_collection {
struct wl_list pointers;
void (*on_frame)(struct pointer_collection*, struct pointer*);
enum pointer_cursor_type cursor_type;
void* userdata;
};
struct pointer_collection* pointer_collection_new(enum pointer_cursor_type);
void pointer_collection_destroy(struct pointer_collection*);
int pointer_collection_add_wl_pointer(struct pointer_collection* self,
struct wl_pointer* wl_pointer);
void pointer_collection_remove_wl_pointer(struct pointer_collection* self,
struct wl_pointer* wl_pointer);