/* * Copyright (c) 2021 Jiri Svoboda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup libmemgfx * @{ */ /** * @file GFX memory backend */ #ifndef _MEMGFX_TYPES_MEMGC_H #define _MEMGFX_TYPES_MEMGC_H #include <errno.h> #include <stdbool.h> #include <types/gfx/coord.h> struct mem_gc; typedef struct mem_gc mem_gc_t; typedef struct { /** Invalidate rectangle */ void (*invalidate)(void *, gfx_rect_t *); /** Update display */ void (*update)(void *); /** Get cursor position */ errno_t (*cursor_get_pos)(void *, gfx_coord2_t *); /** Set cursor position */ errno_t (*cursor_set_pos)(void *, gfx_coord2_t *); /** Set cursor visibility */ errno_t (*cursor_set_visible)(void *, bool); } mem_gc_cb_t; #endif /** @} */