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SVG full support

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This commit is contained in:
Oleg Korshul
2019-04-24 14:14:34 +03:00
parent 9bfb0321b2
commit 1d25f72ac9
6 changed files with 69 additions and 13 deletions
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49
DesktopEditor/raster/ImageFileFormatChecker.cpp
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@ -518,7 +518,7 @@ bool CImageFileFormatChecker::isImageFile(std::wstring& fileName)
///////////////////////////////////////////////////////////////////////
if (isSvgFile(fileName))
{
eFileType = _CXIMAGE_FORMAT_UNKNOWN;
eFileType = _CXIMAGE_FORMAT_SVG;
}
if (isRawFile(fileName))
{
@ -599,8 +599,51 @@ bool CImageFileFormatChecker::isRawFile(std::wstring& fileName)
}
bool CImageFileFormatChecker::isSvgFile(std::wstring& fileName)
{
//TODO:
return false;
NSFile::CFileBinary file;
if (!file.OpenFile(fileName))
return false;
DWORD nSize = (DWORD)file.GetFileSize();
if (nSize > 100)
nSize = 100;
BYTE* buffer = new BYTE[nSize];
if (!buffer)
return false;
DWORD sizeRead = 0;
if (!file.ReadFile(buffer, nSize, sizeRead))
{
delete []buffer;
return false;
}
file.CloseFile();
if ('<' == buffer[0] &&
's' == buffer[1] &&
'v' == buffer[2] &&
'g' == buffer[3])
{
delete [] buffer;
return true;
}
if ('<' == buffer[0] &&
'?' == buffer[1] &&
'x' == buffer[2] &&
'm' == buffer[3] &&
'l' == buffer[4])
{
std::string test((char*)buffer, nSize);
if (std::string::npos != test.find("<svg"))
{
delete [] buffer;
return true;
}
}
delete [] buffer;
return false;
}
std::wstring CImageFileFormatChecker::DetectFormatByData(BYTE *Data, int DataSize)