Mercurial > repos > blastem
diff util.c @ 1527:4f6e8acd7b6a nuklear_ui
Added support for TTC and dfont format true type fonts. More robust font selection on Windows
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Tue, 06 Mar 2018 21:27:12 -0800 |
parents | c416ace65ff1 |
children | e94cff9cb625 |
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--- a/util.c Wed Feb 07 19:21:44 2018 -0800 +++ b/util.c Tue Mar 06 21:27:12 2018 -0800 @@ -204,6 +204,50 @@ *(output++) = 0; } +char *utf16be_to_utf8(uint8_t *buf, uint32_t max_size) +{ + uint8_t *cur = buf; + uint32_t converted_size = 0; + for (uint32_t i = 0; i < max_size; i++, cur+=2) + { + uint16_t code = *cur << 16 | cur[1]; + if (!code) { + break; + } + if (code < 0x80) { + converted_size++; + } else if (code < 0x800) { + converted_size += 2; + } else { + //TODO: Deal with surrogate pairs + converted_size += 3; + } + } + char *out = malloc(converted_size + 1); + char *cur_out = out; + cur = buf; + for (uint32_t i = 0; i < max_size; i++, cur+=2) + { + uint16_t code = *cur << 16 | cur[1]; + if (!code) { + break; + } + if (code < 0x80) { + *(cur_out++) = code; + } else if (code < 0x800) { + *(cur_out++) = 0xC0 | code >> 6; + *(cur_out++) = 0x80 | (code & 0x3F); + } else { + //TODO: Deal with surrogate pairs + *(cur_out++) = 0xF0 | code >> 12; + *(cur_out++) = 0x80 | (code >> 6 & 0x3F); + *(cur_out++) = 0x80 | (code & 0x3F); + } + } + *cur_out = 0; + return out; +} + char is_path_sep(char c) { #ifdef _WIN32