diff options
Diffstat (limited to 'kfile-plugins/pdf/poppler-qt/poppler-document.cc')
| -rw-r--r-- | kfile-plugins/pdf/poppler-qt/poppler-document.cc | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/kfile-plugins/pdf/poppler-qt/poppler-document.cc b/kfile-plugins/pdf/poppler-qt/poppler-document.cc new file mode 100644 index 00000000..a9a7a319 --- /dev/null +++ b/kfile-plugins/pdf/poppler-qt/poppler-document.cc @@ -0,0 +1,334 @@ +/* poppler-document.cc: qt interface to poppler + * Copyright (C) 2005, Net Integration Technologies, Inc. + * Copyright (C) 2005-2009, Albert Astals Cid <aacid@kde.org> + * Copyright (C) 2006, Stefan Kebekus <stefan.kebekus@math.uni-koeln.de> + * Copyright (C) 2006, Wilfried Huss <Wilfried.Huss@gmx.at> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include <poppler-qt.h> +#include <qfile.h> +#include <GlobalParams.h> +#include <Outline.h> +#include <PDFDoc.h> +#include <PSOutputDev.h> +#include <Catalog.h> +#include <ErrorCodes.h> +#include <SplashOutputDev.h> +#include <splash/SplashBitmap.h> +#include <DateInfo.h> +#include "poppler-private.h" + +#undef bool + +namespace Poppler { + +Document *Document::load(const QString &filePath) +{ + if (!globalParams) { + globalParams = new GlobalParams(); + } + + DocumentData *doc = new DocumentData(new GooString(QFile::encodeName(filePath)), NULL); + Document *pdoc; + if (doc->doc.isOk() || doc->doc.getErrorCode() == errEncrypted) { + pdoc = new Document(doc); + if (doc->doc.getErrorCode() == errEncrypted) + pdoc->data->locked = true; + else + pdoc->data->locked = false; + pdoc->data->m_fontInfoScanner = new FontInfoScanner(&(doc->doc)); + return pdoc; + } + else + return NULL; +} + +Document::Document(DocumentData *dataA) +{ + data = dataA; +} + +Document::~Document() +{ + delete data; +} + +bool Document::isLocked() const +{ + return data->locked; +} + +bool Document::unlock(const QCString &password) +{ + if (data->locked) { + /* racier then it needs to be */ + GooString *filename = new GooString(data->doc.getFileName()); + GooString *pwd = new GooString(password.data()); + DocumentData *doc2 = new DocumentData(filename, pwd); + delete pwd; + if (!doc2->doc.isOk()) { + delete doc2; + } else { + delete data; + data = doc2; + data->locked = false; + data->m_fontInfoScanner = new FontInfoScanner(&(data->doc)); + } + } + return data->locked; +} + +Document::PageMode Document::getPageMode(void) const +{ + switch (data->doc.getCatalog()->getPageMode()) { + case Catalog::pageModeNone: + return UseNone; + case Catalog::pageModeOutlines: + return UseOutlines; + case Catalog::pageModeThumbs: + return UseThumbs; + case Catalog::pageModeFullScreen: + return FullScreen; + case Catalog::pageModeOC: + return UseOC; + default: + return UseNone; + } +} + +int Document::getNumPages() const +{ + return data->doc.getNumPages(); +} + +QValueList<FontInfo> Document::fonts() const +{ + QValueList<FontInfo> ourList; + scanForFonts(getNumPages(), &ourList); + return ourList; +} + +bool Document::scanForFonts( int numPages, QValueList<FontInfo> *fontList ) const +{ + GooList *items = data->m_fontInfoScanner->scan( numPages ); + + if ( NULL == items ) + return false; + + for ( int i = 0; i < items->getLength(); ++i ) { + QString fontName; + if (((::FontInfo*)items->get(i))->getName()) + fontName = ((::FontInfo*)items->get(i))->getName()->getCString(); + + FontInfo font(fontName, + ((::FontInfo*)items->get(i))->getEmbedded(), + ((::FontInfo*)items->get(i))->getSubset(), + (Poppler::FontInfo::Type)((::FontInfo*)items->get(i))->getType()); + fontList->append(font); + } + deleteGooList(items, ::FontInfo); + return true; +} + +/* borrowed from kpdf */ +QString Document::getInfo( const QString & type ) const +{ + // [Albert] Code adapted from pdfinfo.cc on xpdf + Object info; + if ( data->locked ) + return NULL; + + data->doc.getDocInfo( &info ); + if ( !info.isDict() ) + return NULL; + + QString result; + Object obj; + GooString *s1; + GBool isUnicode; + Unicode u; + int i; + Dict *infoDict = info.getDict(); + + if ( infoDict->lookup( (char*)type.latin1(), &obj )->isString() ) + { + s1 = obj.getString(); + if ( ( s1->getChar(0) & 0xff ) == 0xfe && ( s1->getChar(1) & 0xff ) == 0xff ) + { + isUnicode = gTrue; + i = 2; + } + else + { + isUnicode = gFalse; + i = 0; + } + while ( i < obj.getString()->getLength() ) + { + if ( isUnicode ) + { + u = ( ( s1->getChar(i) & 0xff ) << 8 ) | ( s1->getChar(i+1) & 0xff ); + i += 2; + } + else + { + u = s1->getChar(i) & 0xff; + ++i; + } + result += unicodeToQString( &u, 1 ); + } + obj.free(); + info.free(); + return result; + } + obj.free(); + info.free(); + return NULL; +} + +/* borrowed from kpdf */ +QDateTime Document::getDate( const QString & type ) const +{ + // [Albert] Code adapted from pdfinfo.cc on xpdf + if ( data->locked ) + return QDateTime(); + + Object info; + data->doc.getDocInfo( &info ); + if ( !info.isDict() ) { + info.free(); + return QDateTime(); + } + + Object obj; + int year, mon, day, hour, min, sec, tz_hour, tz_minute; + char tz; + Dict *infoDict = info.getDict(); + QString result; + + if ( infoDict->lookup( (char*)type.latin1(), &obj )->isString() ) + { + QString s = UnicodeParsedString(obj.getString()); + // TODO do something with the timezone information + if ( parseDateString( s.latin1(), &year, &mon, &day, &hour, &min, &sec, &tz, &tz_hour, &tz_minute ) ) + { + QDate d( year, mon, day ); //CHECK: it was mon-1, Jan->0 (??) + QTime t( hour, min, sec ); + if ( d.isValid() && t.isValid() ) { + obj.free(); + info.free(); + return QDateTime( d, t ); + } + } + } + obj.free(); + info.free(); + return QDateTime(); +} + +bool Document::isEncrypted() const +{ + return data->doc.isEncrypted(); +} + +bool Document::isLinearized() const +{ + return data->doc.isLinearized(); +} + +bool Document::okToPrint() const +{ + return data->doc.okToPrint(); +} + +bool Document::okToChange() const +{ + return data->doc.okToChange(); +} + +bool Document::okToCopy() const +{ + return data->doc.okToCopy(); +} + +bool Document::okToAddNotes() const +{ + return data->doc.okToAddNotes(); +} + +double Document::getPDFVersion() const +{ + return data->doc.getPDFMajorVersion () + data->doc.getPDFMinorVersion() / 10.0; +} + +void Document::getPdfVersion(int *major, int *minor) const +{ + if (major) + *major = data->doc.getPDFMajorVersion(); + if (minor) + *minor = data->doc.getPDFMinorVersion(); +} + +QDomDocument *Document::toc() const +{ + Outline * outline = data->doc.getOutline(); + if ( !outline ) + return NULL; + + GooList * items = outline->getItems(); + if ( !items || items->getLength() < 1 ) + return NULL; + + QDomDocument *toc = new QDomDocument(); + if ( items->getLength() > 0 ) + data->addTocChildren( toc, toc, items ); + + return toc; +} + +LinkDestination *Document::linkDestination( const QString &name ) +{ + GooString * namedDest = QStringToGooString( name ); + LinkDestinationData ldd(NULL, namedDest, data); + LinkDestination *ld = new LinkDestination(ldd); + delete namedDest; + return ld; +} + +bool Document::print(const QString &fileName, QValueList<int> pageList, double hDPI, double vDPI, int rotate) +{ + return print(fileName, pageList, hDPI, vDPI, rotate, -1, -1); +} + +bool Document::print(const QString &file, QValueList<int> pageList, double hDPI, double vDPI, int rotate, int paperWidth, int paperHeight) +{ + PSOutputDev *psOut = new PSOutputDev(file.latin1(), data->doc.getXRef(), data->doc.getCatalog(), NULL, 1, data->doc.getNumPages(), psModePS, paperWidth, paperHeight); + + if (psOut->isOk()) { + QValueList<int>::iterator it; + for (it = pageList.begin(); it != pageList.end(); ++it ) + data->doc.displayPage(psOut, *it, hDPI, vDPI, rotate, gFalse, gTrue, gTrue); + + delete psOut; + return true; + } else { + delete psOut; + return false; + } +} + +} |