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Support UTF8 to UTF16 LE.

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Support Unicode helper
Fix ANSFR to show 2 same faces in 1 image
This commit is contained in:
Tuan Nghia Nguyen
2026-03-31 21:52:47 +11:00
parent 70be68d0fc
commit ccfc5964d4
21 changed files with 379 additions and 104 deletions
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30
modules/ANSUtilities/dllmain.cpp
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@@ -798,27 +798,20 @@ extern "C" ANSULT_API int RebootSystem() {
}
}
extern "C" ANSULT_API int ANSConvertUTF8ToUTF16LE(const char* utf8Str, LStrHandle result) {
extern "C" ANSULT_API int ANSConvertUTF8ToUTF16LE(const char* utf8Str, LStrHandle result, int includeBOM) {
try {
if (!utf8Str || !result) return -1;
int len = (int)strlen(utf8Str);
if (len == 0) return 0;
const char bom[2] = { '\xFF', '\xFE' };
bool hasUnicodeEscapes = false;
bool hasNonAscii = false;
for (int i = 0; i < len; i++) {
if ((unsigned char)utf8Str[i] >= 0x80) hasNonAscii = true;
if (i + 1 < len && utf8Str[i] == '\\' && utf8Str[i + 1] == 'u') hasUnicodeEscapes = true;
}
if (!hasNonAscii && !hasUnicodeEscapes) {
MgErr error = DSSetHandleSize(result, sizeof(int32) + len * sizeof(uChar));
if (error != noErr) return -2;
(*result)->cnt = len;
memcpy((*result)->str, utf8Str, len);
return 1;
for (int i = 0; i + 1 < len; i++) {
if (utf8Str[i] == '\\' && utf8Str[i + 1] == 'u') { hasUnicodeEscapes = true; break; }
}
if (hasUnicodeEscapes) {
std::string utf16le;
utf16le.reserve(len * 2);
if (includeBOM) utf16le.assign(bom, 2);
utf16le.reserve(len * 2 + 2);
for (int i = 0; i < len; ) {
if (i + 5 < len && utf8Str[i] == '\\' && utf8Str[i + 1] == 'u') {
char hex[5] = { utf8Str[i + 2], utf8Str[i + 3], utf8Str[i + 4], utf8Str[i + 5], 0 };
@@ -841,11 +834,14 @@ extern "C" ANSULT_API int ANSConvertUTF8ToUTF16LE(const char* utf8Str, LStrHandl
}
std::string converted = ANSCENTER::ANSUtilities::ConvertUTF8ToUTF16LE(utf8Str);
if (converted.empty()) return 0;
int size = static_cast<int>(converted.size());
MgErr error = DSSetHandleSize(result, sizeof(int32) + size * sizeof(uChar));
int dataSize = static_cast<int>(converted.size());
int bomSize = includeBOM ? 2 : 0;
int totalSize = bomSize + dataSize;
MgErr error = DSSetHandleSize(result, sizeof(int32) + totalSize * sizeof(uChar));
if (error != noErr) return -2;
(*result)->cnt = size;
memcpy((*result)->str, converted.data(), size);
(*result)->cnt = totalSize;
if (includeBOM) memcpy((*result)->str, bom, 2);
memcpy((*result)->str + bomSize, converted.data(), dataSize);
return 1;
}
catch (...) { return -1; }