1 /** 2 * \file 3 * 4 * \brief Monochrome graphic library framebuffer device 5 * 6 * Copyright (c) 2011-2015 Atmel Corporation. All rights reserved. 7 * 8 * \asf_license_start 9 * 10 * \page License 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions are met: 14 * 15 * 1. Redistributions of source code must retain the above copyright notice, 16 * this list of conditions and the following disclaimer. 17 * 18 * 2. Redistributions in binary form must reproduce the above copyright notice, 19 * this list of conditions and the following disclaimer in the documentation 20 * and/or other materials provided with the distribution. 21 * 22 * 3. The name of Atmel may not be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * 4. This software may only be redistributed and used in connection with an 26 * Atmel microcontroller product. 27 * 28 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED 29 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 30 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE 31 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR 32 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 36 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 37 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 38 * POSSIBILITY OF SUCH DAMAGE. 39 * 40 * \asf_license_stop 41 * 42 */ 43 /* 44 * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a> 45 */ 46 #ifndef GFX_MONO_FRAMEBUFFER 47 #define GFX_MONO_FRAMEBUFFER 48 49 #include "gfx_mono.h" 50 51 #ifdef __cplusplus 52 extern "C" { 53 #endif 54 55 /** 56 * \ingroup asfdoc_common2_gfx_mono 57 * \defgroup asfdoc_common2_gfx_mono_framebuffer_group Framebuffer 58 * 59 * This module provides read/write from and to a framebuffer in RAM. This is 60 * needed when using a controller that does not provide a way to read back data 61 * from the LCD controller memory. In this case we need to buffer the data in 62 * a local framebuffer to allow manipulation on pixel level. It is generally 63 * not recommended to access the framebuffer directly; this is handled by the 64 * graphic driver when needed. 65 * 66 * @{ 67 */ 68 69 void gfx_mono_set_framebuffer(uint8_t *framebuffer); 70 71 void gfx_mono_framebuffer_put_page(gfx_mono_color_t *data, gfx_coord_t page, 72 gfx_coord_t page_offset, gfx_coord_t width); 73 74 void gfx_mono_framebuffer_get_page(gfx_mono_color_t *data, gfx_coord_t page, 75 gfx_coord_t page_offset, gfx_coord_t width); 76 77 void gfx_mono_framebuffer_draw_pixel(gfx_coord_t x, gfx_coord_t y, 78 gfx_mono_color_t color); 79 80 uint8_t gfx_mono_framebuffer_get_pixel(gfx_coord_t x, gfx_coord_t y); 81 82 void gfx_mono_framebuffer_put_byte(gfx_coord_t page, gfx_coord_t column, 83 uint8_t data); 84 85 uint8_t gfx_mono_framebuffer_get_byte(gfx_coord_t page, gfx_coord_t column); 86 87 void gfx_mono_framebuffer_mask_byte(gfx_coord_t page, gfx_coord_t column, 88 gfx_mono_color_t pixel_mask, gfx_mono_color_t color); 89 90 /** @} */ 91 92 #ifdef __cplusplus 93 } 94 #endif 95 96 #endif /* GFX_MONO_FRAMEBUFFER */ 97