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/* poppler-private.h: qt interface to poppler
* Copyright (C) 2005, Net Integration Technologies, Inc.
* Copyright (C) 2005, 2008, Brad Hards <bradh@frogmouth.net>
* Copyright (C) 2006-2009, 2011 by Albert Astals Cid <aacid@kde.org>
* Copyright (C) 2007-2009 by Pino Toscano <pino@kde.org>
* Inspired on code by
* Copyright (C) 2004 by Albert Astals Cid <tsdgeos@terra.es>
* Copyright (C) 2004 by Enrico Ros <eros.kde@email.it>
*
* 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.
*/
#ifndef _POPPLER_PRIVATE_H_
#define _POPPLER_PRIVATE_H_
#include <QtCore/QPointer>
#include <QtCore/QVector>
#include <config.h>
#include <GfxState.h>
#include <GlobalParams.h>
#include <PDFDoc.h>
#include <FontInfo.h>
#include <OutputDev.h>
#include <Error.h>
#if defined(HAVE_SPLASH)
#include <SplashOutputDev.h>
#endif
#include "poppler-qt4.h"
class LinkDest;
class FormWidget;
namespace Poppler {
/* borrowed from kpdf */
QString unicodeToQString(Unicode* u, int len);
QString UnicodeParsedString(GooString *s1);
GooString *QStringToUnicodeGooString(const QString &s);
GooString *QStringToGooString(const QString &s);
void qt4ErrorFunction(int pos, char *msg, va_list args);
class LinkDestinationData
{
public:
LinkDestinationData( LinkDest *l, GooString *nd, Poppler::DocumentData *pdfdoc, bool external )
: ld(l), namedDest(nd), doc(pdfdoc), externalDest(external)
{
}
LinkDest *ld;
GooString *namedDest;
Poppler::DocumentData *doc;
bool externalDest;
};
class DocumentData {
public:
DocumentData(GooString *filePath, GooString *ownerPassword, GooString *userPassword)
{
doc = new PDFDoc(filePath, ownerPassword, userPassword);
init(ownerPassword, userPassword);
}
DocumentData(const QByteArray &data, GooString *ownerPassword, GooString *userPassword)
{
Object obj;
fileContents = data;
obj.initNull();
MemStream *str = new MemStream((char*)fileContents.data(), 0, fileContents.length(), &obj);
doc = new PDFDoc(str, ownerPassword, userPassword);
init(ownerPassword, userPassword);
}
void init(GooString *ownerPassword, GooString *userPassword);
~DocumentData();
OutputDev *getOutputDev()
{
if (!m_outputDev)
{
switch (m_backend)
{
case Document::ArthurBackend:
// create a splash backend even in case of the Arthur Backend
case Document::SplashBackend:
{
#if defined(HAVE_SPLASH)
SplashColor bgColor;
bgColor[0] = paperColor.blue();
bgColor[1] = paperColor.green();
bgColor[2] = paperColor.red();
GBool AA = m_hints & Document::TextAntialiasing ? gTrue : gFalse;
SplashOutputDev * splashOutputDev = new SplashOutputDev(splashModeXBGR8, 4, gFalse, bgColor, gTrue, AA);
splashOutputDev->setVectorAntialias(m_hints & Document::Antialiasing ? gTrue : gFalse);
splashOutputDev->setFreeTypeHinting(m_hints & Document::TextHinting ? gTrue : gFalse);
splashOutputDev->startDoc(doc->getXRef());
m_outputDev = splashOutputDev;
#endif
break;
}
}
}
return m_outputDev;
}
void addTocChildren( QDomDocument * docSyn, QDomNode * parent, GooList * items );
void setPaperColor(const QColor &color)
{
if (color == paperColor)
return;
paperColor = color;
if ( m_outputDev == NULL )
return;
switch ( m_backend )
{
case Document::SplashBackend:
{
#if defined(HAVE_SPLASH)
SplashOutputDev *splash_output = static_cast<SplashOutputDev *>( m_outputDev );
SplashColor bgColor;
bgColor[0] = paperColor.blue();
bgColor[1] = paperColor.green();
bgColor[2] = paperColor.red();
splash_output->setPaperColor(bgColor);
#endif
break;
}
default: ;
}
}
void fillMembers()
{
m_fontInfoIterator = new FontIterator(0, this);
int numEmb = doc->getCatalog()->numEmbeddedFiles();
if (!(0 == numEmb)) {
// we have some embedded documents, build the list
for (int yalv = 0; yalv < numEmb; ++yalv) {
EmbFile *ef = doc->getCatalog()->embeddedFile(yalv);
m_embeddedFiles.append(new EmbeddedFile(ef));
}
}
}
static Document *checkDocument(DocumentData *doc);
PDFDoc *doc;
QByteArray fileContents;
bool locked;
FontIterator *m_fontInfoIterator;
Document::RenderBackend m_backend;
OutputDev *m_outputDev;
QList<EmbeddedFile*> m_embeddedFiles;
QPointer<OptContentModel> m_optContentModel;
QColor paperColor;
int m_hints;
static int count;
};
class FontInfoData
{
public:
FontInfoData()
{
isEmbedded = false;
isSubset = false;
type = FontInfo::unknown;
}
FontInfoData( const FontInfoData &fid )
{
fontName = fid.fontName;
fontFile = fid.fontFile;
isEmbedded = fid.isEmbedded;
isSubset = fid.isSubset;
type = fid.type;
embRef = fid.embRef;
}
FontInfoData( ::FontInfo* fi )
{
if (fi->getName()) fontName = fi->getName()->getCString();
if (fi->getFile()) fontFile = fi->getFile()->getCString();
isEmbedded = fi->getEmbedded();
isSubset = fi->getSubset();
type = (Poppler::FontInfo::Type)fi->getType();
embRef = fi->getEmbRef();
}
QString fontName;
QString fontFile;
bool isEmbedded : 1;
bool isSubset : 1;
FontInfo::Type type;
Ref embRef;
};
class FontIteratorData
{
public:
FontIteratorData( int startPage, DocumentData *dd )
: fontInfoScanner( dd->doc, startPage )
, totalPages( dd->doc->getNumPages() )
, currentPage( qMax( startPage, 0 ) - 1 )
{
}
~FontIteratorData()
{
}
FontInfoScanner fontInfoScanner;
int totalPages;
int currentPage;
};
class TextBoxData
{
public:
TextBoxData()
: nextWord(0), hasSpaceAfter(false)
{
}
QString text;
QRectF bBox;
TextBox *nextWord;
QVector<QRectF> charBBoxes; // the boundingRect of each character
bool hasSpaceAfter;
};
class FormFieldData
{
public:
FormFieldData(DocumentData *_doc, ::Page *p, ::FormWidget *w) :
doc(_doc), page(p), fm(w), flags(0), annoflags(0)
{
}
Qt::Alignment textAlignment(Object *obj) const
{
Object tmp;
int align = 0;
if (obj->dictLookup("Q", &tmp)->isInt())
{
align = tmp.getInt();
}
tmp.free();
Qt::Alignment qtalign;
switch ( align )
{
case 1:
qtalign = Qt::AlignHCenter;
break;
case 2:
qtalign = Qt::AlignRight;
break;
case 0:
default:
qtalign = Qt::AlignLeft;
}
return qtalign;
}
DocumentData *doc;
::Page *page;
::FormWidget *fm;
QRectF box;
int flags;
int annoflags;
};
}
#endif
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