static void
display_djvm_dirm(ByteStream & out_str, IFFByteStream & iff,
GUTF8String head, size_t, DjVmInfo& djvminfo, int)
{
GP<DjVmDir> dir = DjVmDir::create();
dir->decode(iff.get_bytestream());
GPList<DjVmDir::File> list = dir->get_files_list();
if (dir->is_indirect())
{
out_str.format( "Document directory (indirect, %d files %d pages)",
dir->get_files_num(), dir->get_pages_num());
for (GPosition p=list; p; ++p)
out_str.format( "\n%s%s -> %s", (const char*)head,
(const char*)list[p]->get_load_name(), (const char*)list[p]->get_save_name() );
}
else
{
out_str.format( "Document directory (bundled, %d files %d pages)",
dir->get_files_num(), dir->get_pages_num());
djvminfo.dir = dir;
djvminfo.map.empty();
for (GPosition p=list; p; ++p)
djvminfo.map[list[p]->offset] = list[p];
}
}
DjVuSource* DjVuSource::FromFile(const CString& strFileName)
{
TCHAR pszName[MAX_PATH] = { 0 };
LPTSTR pszFileName;
GetFullPathName(strFileName, MAX_PATH, pszName, &pszFileName);
openDocumentsLock.Lock();
map<CString, DjVuSource*>::iterator itSource = openDocuments.find(pszName);
if (itSource != openDocuments.end())
{
DjVuSource* pSource = (*itSource).second;
pSource->AddRef();
openDocumentsLock.Unlock();
return pSource;
}
CFile file;
if (!file.Open(pszName, CFile::modeRead | CFile::shareDenyWrite))
return NULL;
int nLength = static_cast<int>(min(file.GetLength(), 0x40000));
LPBYTE pBuf = new BYTE[nLength];
file.Read(pBuf, nLength);
file.Close();
MD5 digest(pBuf, nLength);
delete[] pBuf;
GP<DjVuDocument> pDoc = NULL;
try
{
GURL url = GURL::Filename::UTF8(MakeUTF8String(CString(pszName)));
pDoc = DjVuDocument::create(url);
pDoc->wait_get_pages_num();
}
catch (GException&)
{
return NULL;
}
if (pDoc->get_pages_num() == 0)
{
return NULL;
}
map<MD5, DocSettings>::iterator it = settings.find(digest);
bool bExisting = (it != settings.end());
DocSettings* pSettings = &settings[digest];
pSettings->strLastKnownLocation = pszName;
if (!bExisting && pApplication != NULL)
{
pApplication->LoadDocSettings(digest.ToString(), pSettings);
// Remove annotations for non-existing pages.
map<int, PageSettings>::iterator it;
for (it = pSettings->pageSettings.begin(); it != pSettings->pageSettings.end();)
{
int nPage = it->first;
if (nPage < 0 || nPage >= pDoc->get_pages_num())
pSettings->pageSettings.erase(it++);
else
++it;
}
}
DjVuSource* pSource = new DjVuSource(pszName, pDoc, pSettings);
openDocuments.insert(make_pair(CString(pszName), pSource));
openDocumentsLock.Unlock();
return pSource;
}
