30 lines
1.1 KiB
C++
30 lines
1.1 KiB
C++
#include <fonts/hankaku.h>
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#include <fonts/pixel_font.h>
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#include <graphics/draw.h>
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#include <common.h>
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void pf_print_char(char c, uint16_t basex, uint16_t basey, COLOR_RGB color) {
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for (unsigned int y = 0; y < 16; y++) {
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unsigned char data = hankaku_pixels[c][y];
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for (int x = 7; x >= 0; x--) {
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// 解码Hankaku字体
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/*
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既然都在这了，就讲一下Hankaku字体是如何解码的
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比如一个
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{0x00, 0x82, 0x82, 0x44, 0x44, 0x44, 0x28, 0x28, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00}
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每一个Hex代表一行，比如0x82就是一行，转换成Bin得到10000010，1代表有像素，0代表没像素
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*/
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unsigned int current = data & 1;
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data >>= 1;
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if (current)
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draw_pixel(basex + x, basey + y, color);
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}
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}
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}
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void pf_print(const char* text, uint16_t basex, uint16_t basey, COLOR_RGB color) {
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for (unsigned int i = 0; i < strlen(text); i++) {
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char c = text[i];
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pf_print_char(c, basex + i * 8, basey, color);
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}
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} |