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Clean up internal Unicode code point handling

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Call code points by their name and store them as uint32_t.
This commit is contained in:
Camilla Löwy
2021-12-30 19:09:53 +01:00
parent 17a9e34fbc
commit fe7be39793
9 changed files with 43 additions and 42 deletions
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src/init.c
+15 -15
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@@ -143,29 +143,29 @@ static void terminate(void)
// Encode a Unicode code point to a UTF-8 stream
// Based on cutef8 by Jeff Bezanson (Public Domain)
//
size_t _glfwEncodeUTF8(char* s, unsigned int ch)
size_t _glfwEncodeUTF8(char* s, uint32_t codepoint)
{
size_t count = 0;
if (ch < 0x80)
s[count++] = (char) ch;
else if (ch < 0x800)
if (codepoint < 0x80)
s[count++] = (char) codepoint;
else if (codepoint < 0x800)
{
s[count++] = (ch >> 6) | 0xc0;
s[count++] = (ch & 0x3f) | 0x80;
s[count++] = (codepoint >> 6) | 0xc0;
s[count++] = (codepoint & 0x3f) | 0x80;
}
else if (ch < 0x10000)
else if (codepoint < 0x10000)
{
s[count++] = (ch >> 12) | 0xe0;
s[count++] = ((ch >> 6) & 0x3f) | 0x80;
s[count++] = (ch & 0x3f) | 0x80;
s[count++] = (codepoint >> 12) | 0xe0;
s[count++] = ((codepoint >> 6) & 0x3f) | 0x80;
s[count++] = (codepoint & 0x3f) | 0x80;
}
else if (ch < 0x110000)
else if (codepoint < 0x110000)
{
s[count++] = (ch >> 18) | 0xf0;
s[count++] = ((ch >> 12) & 0x3f) | 0x80;
s[count++] = ((ch >> 6) & 0x3f) | 0x80;
s[count++] = (ch & 0x3f) | 0x80;
s[count++] = (codepoint >> 18) | 0xf0;
s[count++] = ((codepoint >> 12) & 0x3f) | 0x80;
s[count++] = ((codepoint >> 6) & 0x3f) | 0x80;
s[count++] = (codepoint & 0x3f) | 0x80;
}
return count;