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tdegraphics/tdefile-plugins/dependencies/poppler-tqt/poppler-document.cpp

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/* poppler-document.cpp: 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 <config.h>
#include <poppler-qt.h>
#include <tqfile.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"
#if !defined(HAVE_POPPLER_071)
#undef bool
#endif
namespace Poppler {
Document *Document::load(const TQString &filePath)
{
if (!globalParams) {
globalParams =
#if defined(HAVE_POPPLER_083)
std::make_unique<GlobalParams>();
#else
new GlobalParams();
#endif
}
DocumentData *doc = new DocumentData(new GooString(TQFile::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 TQCString &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();
}
TQValueList<FontInfo> Document::fonts() const
{
TQValueList<FontInfo> ourList;
scanForFonts(getNumPages(), &ourList);
return ourList;
}
bool Document::scanForFonts( int numPages, TQValueList<FontInfo> *fontList ) const
{
FONTS_LIST_TYPE items = data->m_fontInfoScanner->scan( numPages );
#if !defined(HAVE_POPPLER_082)
if ( NULL == items )
return false;
#endif
#if !defined(HAVE_POPPLER_076)
if ( FONTS_LIST_IS_EMPTY(items) ) {
# if !defined(HAVE_POPPLER_082)
delete items;
# endif
return false;
}
#endif
for ( int i = 0; i < FONTS_LIST_LENGTH(items); ++i ) {
TQString fontName;
::FontInfo *fontInfo = FONTS_LIST_GET(items, i);
if (fontInfo->getName())
fontName = fontInfo->getName()->GOO_GET_CSTR();
FontInfo font(fontName,
fontInfo->getEmbedded(),
fontInfo->getSubset(),
(Poppler::FontInfo::Type)(fontInfo->getType()));
fontList->append(font);
}
# if defined(HAVE_POPPLER_082)
for (auto entry : items) {
delete entry;
}
# elif defined(HAVE_POPPLER_076)
for (auto entry : *items) {
delete entry;
}
delete items;
# elif defined(HAVE_POPPLER_070)
deleteGooList<::FontInfo>(items);
# else
deleteGooList(items, ::FontInfo);
# endif
return true;
}
/* borrowed from kpdf */
TQString Document::getInfo( const TQString & type ) const
{
// [Albert] Code adapted from pdfinfo.cpp on xpdf
Object info;
if ( data->locked )
return NULL;
# if defined(HAVE_POPPLER_058)
info = data->doc.getDocInfo();
# else
data->doc.getDocInfo( &info );
# endif
if ( !info.isDict() )
return NULL;
TQString result;
Object obj;
CONST_064 GooString *s1;
GBool isUnicode;
Unicode u;
int i;
Dict *infoDict = info.getDict();
#if defined(HAVE_POPPLER_058)
obj = infoDict->lookup( (char*)type.latin1() );
#else
infoDict->lookup( (char*)type.latin1(), &obj );
#endif
if (!obj.isNull() && 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 += unicodeToTQString( &u, 1 );
}
# if !defined(HAVE_POPPLER_058)
obj.free();
info.free();
# endif
return result;
}
# if !defined(HAVE_POPPLER_058)
obj.free();
info.free();
# endif
return NULL;
}
/* borrowed from kpdf */
TQDateTime Document::getDate( const TQString & type ) const
{
// [Albert] Code adapted from pdfinfo.cpp on xpdf
if ( data->locked )
return TQDateTime();
Object info;
# if defined(HAVE_POPPLER_058)
info = data->doc.getDocInfo();
# else
data->doc.getDocInfo( &info );
# endif
if ( !info.isDict() ) {
# if !defined(HAVE_POPPLER_058)
info.free();
# endif
return TQDateTime();
}
Object obj;
int year, mon, day, hour, min, sec, tz_hour, tz_minute;
char tz;
Dict *infoDict = info.getDict();
TQString result;
#if defined(HAVE_POPPLER_058)
obj = infoDict->lookup( (char*)type.latin1() );
#else
infoDict->lookup( (char*)type.latin1(), &obj );
#endif
if (!obj.isNull() && obj.isString())
{
# if defined(HAVE_POPPLER_2108)
const GooString *s = obj.getString();
# else
TQString tqs = UnicodeParsedString(obj.getString());
const char *s = tqs.latin1();
# endif
// TODO do something with the timezone information
if (parseDateString(s, &year, &mon, &day, &hour, &min, &sec, &tz, &tz_hour, &tz_minute))
{
TQDate d( year, mon, day ); //CHECK: it was mon-1, Jan->0 (??)
TQTime t( hour, min, sec );
if ( d.isValid() && t.isValid() ) {
# if !defined(HAVE_POPPLER_058)
obj.free();
info.free();
# endif
return TQDateTime( d, t );
}
}
}
# if !defined(HAVE_POPPLER_058)
obj.free();
info.free();
# endif
return TQDateTime();
}
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();
}
TQDomDocument *Document::toc() const
{
Outline * outline = data->doc.getOutline();
if ( !outline )
return NULL;
OUTLINE_ITEMS_TYPE * items = outline->getItems();
if ( !items || OUTLINE_ITEMS_LENGTH(items) < 1 )
return NULL;
TQDomDocument *toc = new TQDomDocument();
if ( OUTLINE_ITEMS_LENGTH(items) > 0 )
data->addTocChildren( toc, toc, items );
return toc;
}
LinkDestination *Document::linkDestination( const TQString &name )
{
GooString * namedDest = TQStringToGooString( name );
LinkDestinationData ldd(NULL, namedDest, data);
LinkDestination *ld = new LinkDestination(ldd);
delete namedDest;
return ld;
}
bool Document::print(const TQString &fileName, TQValueList<int> pageList, double hDPI, double vDPI, int rotate)
{
return print(fileName, pageList, hDPI, vDPI, rotate, -1, -1);
}
bool Document::print(const TQString &file, TQValueList<int> pageList, double hDPI, double vDPI, int rotate, int paperWidth, int paperHeight)
{
#if defined(HAVE_POPPLER_058) || defined(HAVE_POPPLER_030)
std::vector<int> pages;
TQValueList<int>::iterator it;
for (it = pageList.begin(); it != pageList.end(); ++it ) {
pages.push_back(*it);
}
PSOutputDev *psOut = new PSOutputDev(file.latin1(), &(data->doc), NULL, pages, psModePS, paperWidth, paperHeight);
#elif defined(HAVE_POPPLER_020)
PSOutputDev *psOut = new PSOutputDev(file.latin1(), &(data->doc), NULL, 1, data->doc.getNumPages(), psModePS, paperWidth, paperHeight);
#elif defined(HAVE_POPPLER_016)
PSOutputDev *psOut = new PSOutputDev(file.latin1(), &(data->doc), data->doc.getXRef(), data->doc.getCatalog(), NULL, 1, data->doc.getNumPages(), psModePS, paperWidth, paperHeight);
#else
PSOutputDev *psOut = new PSOutputDev(file.latin1(), data->doc.getXRef(), data->doc.getCatalog(), NULL, 1, data->doc.getNumPages(), psModePS, paperWidth, paperHeight);
#endif
if (psOut->isOk()) {
TQValueList<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;
}
}
}
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