void ZLWin32Utf16EncodingConverter::convert(std::string &dst, const char *srcStart, const char *srcEnd) {
if (srcStart == srcEnd) {
return;
}
const unsigned char *ptr = (const unsigned char*)srcStart;
ZLUnicodeUtil::Ucs2Char ch;
myBuffer.clear();
if (myUseStoredCharacter) {
if (myLittleEndian) {
ch = *ptr;
ch <<= 8;
ch += myStoredCharacter;
} else {
ch = myStoredCharacter;
ch <<= 8;
ch += *ptr;
}
myBuffer.push_back(ch);
++ptr;
}
const unsigned char *end = (const unsigned char*)srcEnd;
if ((end - ptr) % 2 == 1) {
myStoredCharacter = *end;
myUseStoredCharacter = true;
--end;
} else {
myUseStoredCharacter = false;
}
if (myLittleEndian) {
for (; ptr < end; ptr += 2) {
myBuffer.push_back((((ZLUnicodeUtil::Ucs2Char)*(ptr + 1)) << 8) + *ptr);
}
} else {
for (; ptr < end; ptr += 2) {
myBuffer.push_back((((ZLUnicodeUtil::Ucs2Char)*ptr) << 8) + *(ptr + 1));
}
}
std::string toAppend;
ZLUnicodeUtil::ucs2ToUtf8(toAppend, myBuffer);
dst += toAppend;
myBuffer.clear();
}
void ZLWin32FSDir::collectFiles(std::vector<std::string> &names, bool /*includeSymlinks*/) {
std::string pattern = path();
if (pattern[pattern.length() - 1] != '\\') {
pattern += '\\';
}
pattern += '*';
ZLUnicodeUtil::Ucs2String wPattern;
createNTWCHARString(wPattern, pattern);
WIN32_FIND_DATAW findData;
HANDLE handle = FindFirstFileW(::wchar(wPattern), &findData);
ZLUnicodeUtil::Ucs2String wFileName;
std::string fileName;
if (handle != 0) {
do {
if (findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
continue;
}
wFileName.clear();
fileName.erase();
for (int i = 0; i < MAX_PATH; ++i) {
if (findData.cFileName[i] != 0) {
wFileName.push_back(findData.cFileName[i]);
} else {
break;
}
}
ZLUnicodeUtil::ucs2ToUtf8(fileName, wFileName);
names.push_back(fileName);
} while (FindNextFileW(handle, &findData));
}
}
void ZLWin32EncodingConverter::convert(std::string &dst, const char *srcStart, const char *srcEnd) {
if ((srcStart == srcEnd) || (myCode == 0)) {
return;
}
myBuffer.clear();
bool hasFirstChar = false;
if (myUseStoredCharacter) {
WCHAR symbol;
char buf[2] = { myStoredCharacter, *srcStart };
if (MultiByteToWideChar(myCode, 0, buf, 2, &symbol, 1) == 1) {
hasFirstChar = true;
myBuffer.push_back(symbol);
srcStart++;
}
myUseStoredCharacter = false;
}
int len = srcEnd - srcStart;
if (len > 0) {
myBuffer.insert(myBuffer.end(), len, 0);
WCHAR *bufferStart = (WCHAR*)&myBuffer.front();
if (hasFirstChar) {
bufferStart++;
}
int ucs2Len = MultiByteToWideChar(myCode, 0, srcStart, len, bufferStart, len);
myBuffer.erase(myBuffer.begin() + ucs2Len + (hasFirstChar ? 1 : 0), myBuffer.end());
if (ucs2Len != len) {
myRBuffer.append(len, '\0');
char defaultChar = 'X';
BOOL usedDefaultChar = false;
int len1 = WideCharToMultiByte(myCode, 0, bufferStart, ucs2Len, (char*)myRBuffer.data(), len, &defaultChar, &usedDefaultChar);
if (len1 == len - 1) {
myUseStoredCharacter = true;
myStoredCharacter = *(srcEnd - 1);
}
myRBuffer.erase();
}
}
std::string toAppend;
ZLUnicodeUtil::ucs2ToUtf8(toAppend, myBuffer);
dst += toAppend;
myBuffer.clear();
}
void ZLWin32PaintContext::drawString(int x, int y, const char *str, int len) {
if (myDisplayContext == 0) {
return;
}
y -= stringHeight();
y += myTextMetric.tmDescent;
int utf8len = ZLUnicodeUtil::utf8Length(str, len);
if (utf8len == len) {
TextOutA(myDisplayContext, x, y, str, len);
} else {
static ZLUnicodeUtil::Ucs2String ucs2Str;
ucs2Str.clear();
ZLUnicodeUtil::utf8ToUcs2(ucs2Str, str, len, utf8len);
TextOutW(myDisplayContext, x, y, ::wchar(ucs2Str), utf8len);
}
}
int ZLWin32PaintContext::stringWidth(const char *str, int len) const {
if (myDisplayContext == 0) {
return 0;
}
SIZE size;
int utf8len = ZLUnicodeUtil::utf8Length(str, len);
if (utf8len == len) {
GetTextExtentPointA(myDisplayContext, str, len, &size);
} else {
static ZLUnicodeUtil::Ucs2String ucs2Str;
ucs2Str.clear();
ZLUnicodeUtil::utf8ToUcs2(ucs2Str, str, len, utf8len);
GetTextExtentPointW(myDisplayContext, ::wchar(ucs2Str), utf8len, &size);
}
return size.cx;
}
void ZLQtPaintContext::drawString(int x, int y, const char *str, int len, bool rtl) {
if (rtl) {
static ZLUnicodeUtil::Ucs2String ucs2Str;
ucs2Str.clear();
ZLUnicodeUtil::utf8ToUcs2(ucs2Str, str, len);
QString qStr;
FriBidiChar ch;
for (int i = ucs2Str.size() - 1; i >= 0; --i) {
fribidi_get_mirror_char(ucs2Str[i], &ch);
qStr.append(QChar(ch));
}
myPainter->drawText(x, y, qStr);
} else {
QString qStr = QString::fromUtf8(str, len);
myPainter->drawText(x, y, qStr);
}
}
