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