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101 lines
2.5 KiB
101 lines
2.5 KiB
/* |
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u8x8_d_stdio.c |
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Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) |
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Copyright (c) 2016, olikraus@gmail.com |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without modification, |
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are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright notice, this list |
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of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright notice, this |
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list of conditions and the following disclaimer in the documentation and/or other |
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materials provided with the distribution. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include "u8x8.h" |
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#include <stdio.h> |
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#define W 8 |
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#define H 2 |
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uint8_t bitmap[W*H*8]; |
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void bitmap_place_tile(uint8_t x, uint8_t y, uint8_t *tile) |
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{ |
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uint8_t i; |
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for(i = 0; i < 8; i++ ) |
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bitmap[x*8+y*W*8+i] = tile[i]; |
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} |
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void bitmap_show(void) |
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{ |
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int x, y; |
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for( y = 0; y < H*8; y++ ) |
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{ |
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for( x = 0; x < W*8; x++ ) |
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{ |
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if ( (bitmap[x+(y/8)*W*8] & (1<<((y&7)))) != 0 ) |
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{ |
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printf("*"); |
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} |
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else |
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{ |
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printf("."); |
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} |
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} |
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printf("\n"); |
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} |
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} |
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uint8_t u8x8_d_stdio(U8X8_UNUSED u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) |
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{ |
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switch(msg) |
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{ |
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case U8X8_MSG_DISPLAY_INIT: |
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break; |
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case U8X8_MSG_DISPLAY_SET_POWER_SAVE: |
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if ( arg_int == 0 ) |
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bitmap_show(); |
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break; |
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case U8X8_MSG_DISPLAY_SET_CONTRAST: |
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break; |
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case U8X8_MSG_DISPLAY_DRAW_TILE: |
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bitmap_place_tile(((u8x8_tile_t *)arg_ptr)->x_pos, ((u8x8_tile_t *)arg_ptr)->y_pos, ((u8x8_tile_t *)arg_ptr)->tile_ptr); |
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break; |
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default: |
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break; |
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} |
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return 1; |
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} |
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void u8x8_SetupStdio(u8x8_t *u8x8) |
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{ |
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u8x8_SetupDefaults(u8x8); |
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u8x8->display_cb = u8x8_d_stdio; |
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} |
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