You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
126 lines
3.3 KiB
126 lines
3.3 KiB
/*************************************************************************** |
|
* Copyright (C) 2008 by Tobias Koenig <tokoe@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 * |
|
* the Free Software Foundation; either version 2 of the License, or * |
|
* (at your option) any later version. * |
|
***************************************************************************/ |
|
|
|
#include "generator_fax.h" |
|
|
|
#include "faxdocument.h" |
|
|
|
#include <QtGui/QPainter> |
|
#include <QtPrintSupport/QPrinter> |
|
|
|
#include <kaboutdata.h> |
|
#include <klocale.h> |
|
|
|
#include <core/document.h> |
|
#include <core/page.h> |
|
|
|
static KAboutData createAboutData() |
|
{ |
|
KAboutData aboutData( |
|
QStringLiteral("okular_fax"), |
|
i18n( "Fax Backend" ), |
|
QStringLiteral("0.1.1"), |
|
i18n( "A G3/G4 fax document backend" ), |
|
KAboutLicense::GPL, |
|
i18n( "© 2008 Tobias Koenig" ) |
|
); |
|
aboutData.addAuthor( QStringLiteral( "Tobias Koenig" ), QString(), QStringLiteral("tokoe@kde.org") ); |
|
|
|
return aboutData; |
|
} |
|
|
|
OKULAR_EXPORT_PLUGIN( FaxGenerator, createAboutData() ) |
|
|
|
FaxGenerator::FaxGenerator( QObject *parent, const QVariantList &args ) |
|
: Generator( parent, args ) |
|
{ |
|
setFeature( Threaded ); |
|
setFeature( PrintNative ); |
|
setFeature( PrintToFile ); |
|
} |
|
|
|
FaxGenerator::~FaxGenerator() |
|
{ |
|
} |
|
|
|
bool FaxGenerator::loadDocument( const QString & fileName, QVector<Okular::Page*> & pagesVector ) |
|
{ |
|
FaxDocument::DocumentType type; |
|
if ( fileName.toLower().endsWith( ".g3" ) ) |
|
type = FaxDocument::G3; |
|
else |
|
type = FaxDocument::G4; |
|
|
|
FaxDocument faxDocument( fileName, type ); |
|
|
|
if ( !faxDocument.load() ) |
|
{ |
|
emit error( i18n( "Unable to load document" ), -1 ); |
|
return false; |
|
} |
|
|
|
m_img = faxDocument.image(); |
|
|
|
pagesVector.resize( 1 ); |
|
|
|
Okular::Page * page = new Okular::Page( 0, m_img.width(), m_img.height(), Okular::Rotation0 ); |
|
pagesVector[0] = page; |
|
|
|
m_docInfo = new Okular::DocumentInfo(); |
|
if ( type == FaxDocument::G3 ) |
|
m_docInfo->set( Okular::DocumentInfo::MimeType, "image/fax-g3" ); |
|
else |
|
m_docInfo->set( Okular::DocumentInfo::MimeType, "image/fax-g4" ); |
|
|
|
return true; |
|
} |
|
|
|
bool FaxGenerator::doCloseDocument() |
|
{ |
|
m_img = QImage(); |
|
delete m_docInfo; |
|
m_docInfo = 0; |
|
|
|
return true; |
|
} |
|
|
|
QImage FaxGenerator::image( Okular::PixmapRequest * request ) |
|
{ |
|
// perform a smooth scaled generation |
|
int width = request->width(); |
|
int height = request->height(); |
|
if ( request->page()->rotation() % 2 == 1 ) |
|
qSwap( width, height ); |
|
|
|
return m_img.scaled( width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation ); |
|
} |
|
|
|
const Okular::DocumentInfo * FaxGenerator::generateDocumentInfo() |
|
{ |
|
return m_docInfo; |
|
} |
|
|
|
bool FaxGenerator::print( QPrinter& printer ) |
|
{ |
|
QPainter p( &printer ); |
|
|
|
QImage image( m_img ); |
|
|
|
if ( ( image.width() > printer.width() ) || ( image.height() > printer.height() ) ) |
|
|
|
image = image.scaled( printer.width(), printer.height(), |
|
Qt::KeepAspectRatio, Qt::SmoothTransformation ); |
|
|
|
p.drawImage( 0, 0, image ); |
|
|
|
return true; |
|
} |
|
|
|
#include "generator_fax.moc" |
|
|
|
|