92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Glenn Ruben Bakke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef LCD_MONO_FB_H__
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#define LCD_MONO_FB_H__
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extern const mp_obj_module_t mp_module_lcd_mono_fb;
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#include <stdint.h>
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#define LCD_BLACK 0
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#define LCD_WHITE 1
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typedef struct {
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uint8_t bit0 : 1;
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uint8_t bit1 : 1;
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uint8_t bit2 : 1;
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uint8_t bit3 : 1;
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uint8_t bit4 : 1;
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uint8_t bit5 : 1;
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uint8_t bit6 : 1;
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uint8_t bit7 : 1;
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} bits_t;
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typedef struct {
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union {
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uint8_t byte;
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bits_t bits;
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};
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} fb_byte_t;
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typedef struct {
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mp_obj_base_t base;
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fb_byte_t * fb_bytes;
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fb_byte_t * fb_old;
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fb_byte_t * fb_dirty;
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uint16_t height;
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uint16_t width;
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mp_uint_t bytes_stride;
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mp_uint_t dirty_stride;
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mp_obj_t line_update_cb;
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mp_uint_t bg_color;
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mp_uint_t fg_color;
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mp_uint_t font_size;
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} mp_obj_framebuf_t;
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typedef void (*lcd_update_line_callback_t)(mp_obj_framebuf_t * p_framebuffer,
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uint16_t line,
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fb_byte_t * p_new,
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fb_byte_t * p_old);
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// Functions for other drivers to use to create framebuffer instances using c.
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mp_obj_t lcd_mono_fb_helper_make_new(mp_int_t width, mp_int_t height, mp_int_t direction);
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void display_clear_screen(mp_obj_framebuf_t * p_framebuffer, uint8_t color);
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void display_update(mp_obj_framebuf_t * p_framebuffer,
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bool refresh,
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lcd_update_line_callback_t c_callback);
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void display_print_string(mp_obj_framebuf_t * p_framebuffer,
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uint16_t x,
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uint16_t y,
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const char * p_str);
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#endif
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