office/okular
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And now okular coupled with poppler from 5 minutes ago has the hability to let you save to file fonts embedded into a pdf file

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svn path=/trunk/KDE/kdegraphics/okular/; revision=840789
This commit is contained in:
Albert Astals Cid 2008-08-01 20:26:22 +00:00
parent 128825907f
commit 61964b930f
10 changed files with 180 additions and 6 deletions
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14
core/document.cpp
View file

@ -1,6 +1,6 @@
/***************************************************************************
* Copyright (C) 2004-2005 by Enrico Ros <eros.kde@email.it> *
* Copyright (C) 2004-2007 by Albert Astals Cid <aacid@kde.org> *
* Copyright (C) 2004-2008 by Albert Astals Cid <aacid@kde.org> *
* *
* 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 *
@ -3011,6 +3011,18 @@ void Document::unregisterView( View *view )
d->m_views.remove( view );
}
QByteArray Document::fontData(const FontInfo &font) const
{
QByteArray result;
if (d->m_generator)
{
QMetaObject::invokeMethod(d->m_generator, "requestFontData", Qt::DirectConnection, Q_ARG(Okular::FontInfo, font), Q_ARG(QByteArray *, &result));
}
return result;
}
void DocumentPrivate::requestDone( PixmapRequest * req )
{
if ( !req )

9
core/document.h
View file

@ -1,6 +1,6 @@
/***************************************************************************
* Copyright (C) 2004-2005 by Enrico Ros <eros.kde@email.it> *
* Copyright (C) 2004-2007 by Albert Astals Cid <aacid@kde.org> *
* Copyright (C) 2004-2008 by Albert Astals Cid <aacid@kde.org> *
* *
* 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 *
@ -551,6 +551,13 @@ class OKULAR_EXPORT Document : public QObject
*/
void unregisterView( View *view );
/**
* Gets the font data for the given font
*
* @since 0.8 (KDE 4.2)
*/
QByteArray fontData(const FontInfo &font) const;
public Q_SLOTS:
/**
* This slot is called whenever the user changes the @p rotation of

31
core/fontinfo.cpp
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@ -10,6 +10,8 @@
// local includes
#include "fontinfo.h"
#include <qvariant.h>
using namespace Okular;
class Okular::FontInfoPrivate
@ -17,7 +19,8 @@ class Okular::FontInfoPrivate
{
public:
FontInfoPrivate()
: type( FontInfo::Unknown ), embedType( FontInfo::NotEmbedded )
: type( FontInfo::Unknown ), embedType( FontInfo::NotEmbedded ),
canBeExtracted( false )
{
}
@ -26,13 +29,17 @@ class Okular::FontInfoPrivate
return name == rhs.name &&
type == rhs.type &&
embedType == rhs.embedType &&
file == rhs.file;
file == rhs.file &&
canBeExtracted == rhs.canBeExtracted &&
nativeId == rhs.nativeId;
}
QString name;
FontInfo::FontType type;
FontInfo::EmbedType embedType;
bool canBeExtracted;
QString file;
QVariant nativeId;
};
@ -90,6 +97,26 @@ void FontInfo::setFile( const QString& file )
d->file = file;
}
bool FontInfo::canBeExtracted() const
{
return d->canBeExtracted;
}
void FontInfo::setCanBeExtracted(bool extractable)
{
d->canBeExtracted = extractable;
}
void FontInfo::setNativeId( const QVariant &id )
{
d->nativeId = id;
}
QVariant FontInfo::nativeId() const
{
return d->nativeId;
}
bool FontInfo::operator==( const FontInfo &fi ) const
{
return *d == *fi.d;

30
core/fontinfo.h
View file

@ -105,6 +105,36 @@ class OKULAR_EXPORT FontInfo
QString file() const;
void setFile( const QString& file );
/**
* In case of embedded fonts, returns if the font can be extracted into a QByteArray
*
* @since 0.8 (KDE 4.2)
*/
bool canBeExtracted() const;
/**
* Sets if a font can be extracted or not. False by default
*/
void setCanBeExtracted( bool extractable );
/**
* Sets the "native" @p id of the font info.
*
* This is for use of the Generator, that can optionally store an
* handle (a pointer, an identifier, etc) of the "native" font
* object, if any.
*
* @since 0.8 (KDE 4.2)
*/
void setNativeId( const QVariant &id );
/**
* Returns the "native" id of the font info.
*
* @since 0.8 (KDE 4.2)
*/
QVariant nativeId() const;
FontInfo& operator=( const FontInfo &fi );
/**

5
core/generator.cpp
View file

@ -1,5 +1,6 @@
/***************************************************************************
* Copyright (C) 2005 by Piotr Szymanski <niedakh@gmail.com> *
* Copyright (C) 2008 by Albert Astals Cid <aacid@kde.org> *
* *
* 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 *
@ -406,6 +407,10 @@ void Generator::updatePageBoundingBox( int page, const NormalizedRect & bounding
d->m_document->setPageBoundingBox( page, boundingBox );
}
void Generator::requestFontData(const Okular::FontInfo & /*font*/, QByteArray * /*data*/)
{
}
PixmapRequest::PixmapRequest( int id, int pageNumber, int width, int height, int priority, bool asynchronous )
: d( new PixmapRequestPrivate )

11
core/generator.h
View file

@ -1,6 +1,7 @@
/***************************************************************************
* Copyright (C) 2004-5 by Enrico Ros <eros.kde@email.it> *
* Copyright (C) 2005 by Piotr Szymanski <niedakh@gmail.com> *
* Copyright (C) 2008 by Albert Astals Cid <aacid@kde.org> *
* *
* 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 *
@ -30,6 +31,7 @@
K_PLUGIN_FACTORY( classname ## Factory, registerPlugin< classname >(); ) \
K_EXPORT_PLUGIN( classname ## Factory( aboutdata ) )
class QByteArray;
class QMutex;
class QPrinter;
class QPrintDialog;
@ -43,6 +45,7 @@ class DocumentInfo;
class DocumentSynopsis;
class EmbeddedFile;
class ExportFormatPrivate;
class FontInfo;
class GeneratorPrivate;
class Page;
class PixmapRequest;
@ -448,6 +451,14 @@ class OKULAR_EXPORT Generator : public QObject
*/
void updatePageBoundingBox( int page, const NormalizedRect & boundingBox );
protected Q_SLOTS:
/**
* Gets the font data for the given font
*
* @since 0.8 (KDE 4.1)
*/
void requestFontData(const Okular::FontInfo &font, QByteArray *data);
protected:
/// @cond PRIVATE
Generator( GeneratorPrivate &dd, QObject *parent, const QVariantList &args );

19
generators/poppler/generator_pdf.cpp
View file

@ -45,6 +45,10 @@
#include "formfields.h"
#include "popplerembeddedfile.h"
#ifdef HAVE_POPPLER_0_9
Q_DECLARE_METATYPE(Poppler::FontInfo)
#endif
static const int PDFDebug = 4710;
class PDFOptionsPage : public QWidget
@ -630,6 +634,13 @@ Okular::FontInfo::List PDFGenerator::fontsForPage( int page )
of.setType( convertPopplerFontInfoTypeToOkularFontInfoType( font.type() ) );
of.setEmbedType( embedTypeForPopplerFontInfo( font) );
of.setFile( font.file() );
#ifdef HAVE_POPPLER_0_9
of.setCanBeExtracted( of.embedType() != Okular::FontInfo::NotEmbedded );
QVariant nativeId;
nativeId.setValue( font );
of.setNativeId( nativeId );
#endif
list.append( of );
}
@ -805,6 +816,14 @@ Okular::TextPage* PDFGenerator::textPage( Okular::Page *page )
return tp;
}
void PDFGenerator::requestFontData(const Okular::FontInfo &font, QByteArray *data)
{
#ifdef HAVE_POPPLER_0_9
Poppler::FontInfo fi = font.nativeId().value<Poppler::FontInfo>();
*data = pdfdoc->fontData(fi);
#endif
}
bool PDFGenerator::print( QPrinter& printer )
{
// Get the real page size to pass to the ps generator

7
generators/poppler/generator_pdf.h
View file

@ -1,5 +1,5 @@
/***************************************************************************
* Copyright (C) 2004 by Albert Astals Cid <tsdgeos@terra.es> *
* Copyright (C) 2004-2008 by Albert Astals Cid <aacid@kde.org> *
* Copyright (C) 2004 by Enrico Ros <eros.kde@email.it> *
* *
* This program is free software; you can redistribute it and/or modify *
@ -99,6 +99,9 @@ class PDFGenerator : public Okular::Generator, public Okular::ConfigInterface, p
bool doCloseDocument();
Okular::TextPage* textPage( Okular::Page *page );
protected slots:
void requestFontData(const Okular::FontInfo &font, QByteArray *data);
private slots:
// (async related) receive data from the generator thread
void threadFinished();
@ -177,3 +180,5 @@ class PDFPixmapGeneratorThread : public QThread
};
#endif
/* kate: replace-tabs on; indent-width 4; */

55
ui/propertiesdialog.cpp
View file

@ -10,15 +10,19 @@
#include "propertiesdialog.h"
// qt/kde includes
#include <qfile.h>
#include <qlayout.h>
#include <qlabel.h>
#include <qheaderview.h>
#include <qmenu.h>
#include <qprogressbar.h>
#include <qsortfilterproxymodel.h>
#include <qtreeview.h>
#include <qtimer.h>
#include <kfiledialog.h>
#include <kicon.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <ksqueezedtextlabel.h>
#include <kglobalsettings.h>
@ -26,6 +30,9 @@
#include "core/document.h"
#include "core/fontinfo.h"
static const int IsExtractableRole = Qt::UserRole;
static const int FontInfoRole = Qt::UserRole + 1;
PropertiesDialog::PropertiesDialog(QWidget *parent, Okular::Document *doc)
: KPageDialog( parent ), m_document( doc ), m_fontPage( 0 ),
m_fontModel( 0 ), m_fontInfo( 0 ), m_fontProgressBar( 0 ),
@ -101,6 +108,8 @@ PropertiesDialog::PropertiesDialog(QWidget *parent, Okular::Document *doc)
page2Layout->setSpacing(spacingHint());
// add a tree view
QTreeView *view = new QTreeView(page2);
view->setContextMenuPolicy(Qt::CustomContextMenu);
connect(view, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(showFontsMenu(const QPoint &)));
page2Layout->addWidget(view);
view->setRootIsDecorated(false);
view->setAlternatingRowColors(true);
@ -173,6 +182,40 @@ void PropertiesDialog::reallyStartFontReading()
m_document->startFontReading();
}
void PropertiesDialog::showFontsMenu(const QPoint &pos)
{
QTreeView *view = static_cast<QTreeView*>(sender());
QModelIndex index = view->indexAt(pos);
if (index.data(IsExtractableRole).toBool())
{
QMenu *menu = new QMenu(this);
menu->addAction( i18nc("@action:inmenu", "&Extract Font") );
QAction *result = menu->exec(view->viewport()->mapToGlobal(pos));
if (result)
{
Okular::FontInfo fi = index.data(FontInfoRole).value<Okular::FontInfo>();
const QString caption = i18n( "Where do you want to save %1?", fi.name() );
const QString path = KFileDialog::getSaveFileName( fi.name(), QString(), this, caption );
if ( path.isEmpty() )
return;
QFile f( path );
if ( !f.exists() || KMessageBox::warningContinueCancel( this, i18n( "A file named \"%1\" already exists. Are you sure you want to overwrite it?", path ), QString(), KGuiItem( i18nc( "@action:button", "&Overwrite" ) ) ) == KMessageBox::Continue )
{
if ( f.open( QIODevice::WriteOnly ) )
{
f.write( m_document->fontData(fi) );
f.close();
}
else
{
KMessageBox::error( this, i18n( "Could not open \"%1\" for writing. File was not saved.", path ) );
}
}
}
}
}
FontsListModel::FontsListModel( QObject * parent )
: QAbstractTableModel( parent )
{
@ -311,6 +354,16 @@ QVariant FontsListModel::data( const QModelIndex &index, int role ) const
return tooltip;
break;
}
case IsExtractableRole:
{
return m_fonts.at( index.row() ).canBeExtracted();
}
case FontInfoRole:
{
QVariant v;
v.setValue( m_fonts.at( index.row() ) );
return v;
}
}
return QVariant();
@ -343,3 +396,5 @@ int FontsListModel::rowCount( const QModelIndex &parent ) const
}
#include "propertiesdialog.moc"
/* kate: replace-tabs on; indent-width 4; */

5
ui/propertiesdialog.h
View file

@ -30,7 +30,7 @@ class PropertiesDialog : public KPageDialog
Q_OBJECT
public:
PropertiesDialog( QWidget *parent, Okular::Document *doc );
PropertiesDialog( QWidget *parent, Okular::Document *doc );
virtual ~PropertiesDialog();
private slots:
@ -38,6 +38,7 @@ class PropertiesDialog : public KPageDialog
void slotFontReadingProgress( int page );
void slotFontReadingEnded();
void reallyStartFontReading();
void showFontsMenu(const QPoint &pos);
private:
Okular::Document * m_document;
@ -71,3 +72,5 @@ class FontsListModel
};
#endif
/* kate: replace-tabs on; indent-width 4; */