118 lines
3.5 KiB
C
118 lines
3.5 KiB
C
#include <stdio.h>
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#include "arcs_ap_base.h"
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#include "sysheap.h"
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#include "lsfs.h"
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#include "lvgl.h"
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#include "lv_port_mem.h"
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#include "lisa_log.h"
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#include "romfs/romfs.h"
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typedef struct{
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uint16_t min;
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uint16_t max;
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uint8_t bpp;
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uint8_t reserved[3];
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}x_header_t;
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typedef struct{
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uint8_t adv_w;
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uint8_t box_w;
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uint8_t box_h;
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int8_t ofs_x;
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int8_t ofs_y;
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uint8_t r;
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}glyph_dsc_t;
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static x_header_t __g_xbf_hd = {
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.min = 0x0020,
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.max = 0xffe5,
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.bpp = 4,
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};
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#define RESPAK_BIN_ADDR (CMN_FLASH_REGION + 0x00400000)
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#define RESPAK_BIN_SIZE (2 * 1024 * 1024)
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static uint32_t s_font_romfs_addr = RESPAK_BIN_ADDR;
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static uint32_t s_font_romfs_size = RESPAK_BIN_SIZE;
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static struct romfs *s_font_romfs = NULL;
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static uint8_t *s_pFont = NULL;
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static uint8_t *__user_font_getdata(int offset, int size)
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{
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if (!s_pFont)
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{
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if (s_font_romfs_addr == 0 || s_font_romfs_size == 0) {
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return NULL;
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}
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if (romfs_init(&s_font_romfs, (const void *)(uintptr_t)s_font_romfs_addr, s_font_romfs_size) != 0) {
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return NULL;
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}
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if (!s_font_romfs) {
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return NULL;
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}
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uint8_t *pFont = NULL;
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uint32_t fontSize = 0;
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(void)romfs_info_get(s_font_romfs, "/font/lv_font_chinese_18.bin", (uint8_t **)&pFont, &fontSize);
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LOGI("romfs_info_get lv_font_chinese_18.bin: pFont=%p, fontSize=%u", pFont, fontSize);
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LOGI("romfs region: base=0x%08x, size=0x%08x", (unsigned int)s_font_romfs_addr, (unsigned int)s_font_romfs_size);
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if (pFont && fontSize > 0) {
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s_pFont = pFont;
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LOGI("lv_font_chinese_18.bin mapped addr=%p", s_pFont);
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}
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romfs_deinit(&s_font_romfs);
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if (!s_pFont) {
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return NULL;
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}
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}
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return s_pFont + offset;
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}
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static const uint8_t * __user_font_get_bitmap(const lv_font_t * font, uint32_t unicode_letter) {
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if( unicode_letter>__g_xbf_hd.max || unicode_letter<__g_xbf_hd.min ) {
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return NULL;
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}
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uint32_t unicode_offset = sizeof(x_header_t)+(unicode_letter-__g_xbf_hd.min)*4;
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uint32_t *p_pos = (uint32_t *)__user_font_getdata(unicode_offset, 4);
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if( p_pos[0] != 0 ) {
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uint32_t pos = p_pos[0];
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glyph_dsc_t * gdsc = (glyph_dsc_t*)__user_font_getdata(pos, sizeof(glyph_dsc_t));
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return __user_font_getdata(pos+sizeof(glyph_dsc_t), gdsc->box_w*gdsc->box_h*__g_xbf_hd.bpp/8);
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}
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return NULL;
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}
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static bool __user_font_get_glyph_dsc(const lv_font_t * font, lv_font_glyph_dsc_t * dsc_out, uint32_t unicode_letter, uint32_t unicode_letter_next) {
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if( unicode_letter>__g_xbf_hd.max || unicode_letter<__g_xbf_hd.min ) {
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return NULL;
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}
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uint32_t unicode_offset = sizeof(x_header_t)+(unicode_letter-__g_xbf_hd.min)*4;
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uint32_t *p_pos = (uint32_t *)__user_font_getdata(unicode_offset, 4);
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if( p_pos[0] != 0 ) {
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glyph_dsc_t * gdsc = (glyph_dsc_t*)__user_font_getdata(p_pos[0], sizeof(glyph_dsc_t));
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dsc_out->adv_w = gdsc->adv_w;
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dsc_out->box_h = gdsc->box_h;
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dsc_out->box_w = gdsc->box_w;
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dsc_out->ofs_x = gdsc->ofs_x;
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dsc_out->ofs_y = gdsc->ofs_y;
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dsc_out->bpp = __g_xbf_hd.bpp;
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return true;
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}
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return false;
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}
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//字体名称: ChillRoundGothic_Medium.otf
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//字模高度: 18
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//外部 bin 文件,字体信息等级: Level0
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lv_font_t lv_font_chinese_18 = {
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.get_glyph_bitmap = __user_font_get_bitmap,
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.get_glyph_dsc = __user_font_get_glyph_dsc,
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.line_height = 18,
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.base_line = 2,
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}; |