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104 lines
2.9 KiB
104 lines
2.9 KiB
/*************************************************************************** |
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* Copyright (C) 2008 by Tobias Koenig <tokoe@kde.org> * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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***************************************************************************/ |
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#include "generator_fax.h" |
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#include <QPainter> |
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#include <QPrinter> |
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#include <KAboutData> |
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#include <KLocalizedString> |
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#include <core/document.h> |
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#include <core/page.h> |
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OKULAR_EXPORT_PLUGIN(FaxGenerator, "libokularGenerator_fax.json") |
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FaxGenerator::FaxGenerator(QObject *parent, const QVariantList &args) |
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: Generator(parent, args) |
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{ |
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setFeature(Threaded); |
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setFeature(PrintNative); |
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setFeature(PrintToFile); |
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} |
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FaxGenerator::~FaxGenerator() |
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{ |
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} |
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bool FaxGenerator::loadDocument(const QString &fileName, QVector<Okular::Page *> &pagesVector) |
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{ |
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if (fileName.endsWith(QLatin1String(".g3"), Qt::CaseInsensitive)) |
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m_type = FaxDocument::G3; |
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else |
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m_type = FaxDocument::G4; |
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FaxDocument faxDocument(fileName, m_type); |
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if (!faxDocument.load()) { |
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emit error(i18n("Unable to load document"), -1); |
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return false; |
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} |
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m_img = faxDocument.image(); |
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pagesVector.resize(1); |
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Okular::Page *page = new Okular::Page(0, m_img.width(), m_img.height(), Okular::Rotation0); |
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pagesVector[0] = page; |
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return true; |
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} |
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bool FaxGenerator::doCloseDocument() |
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{ |
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m_img = QImage(); |
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return true; |
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} |
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QImage FaxGenerator::image(Okular::PixmapRequest *request) |
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{ |
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// perform a smooth scaled generation |
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int width = request->width(); |
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int height = request->height(); |
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if (request->page()->rotation() % 2 == 1) |
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qSwap(width, height); |
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return m_img.scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation); |
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} |
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Okular::DocumentInfo FaxGenerator::generateDocumentInfo(const QSet<Okular::DocumentInfo::Key> &keys) const |
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{ |
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Okular::DocumentInfo docInfo; |
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if (keys.contains(Okular::DocumentInfo::MimeType)) { |
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if (m_type == FaxDocument::G3) |
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docInfo.set(Okular::DocumentInfo::MimeType, QStringLiteral("image/fax-g3")); |
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else |
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docInfo.set(Okular::DocumentInfo::MimeType, QStringLiteral("image/fax-g4")); |
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} |
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return docInfo; |
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} |
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bool FaxGenerator::print(QPrinter &printer) |
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{ |
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QPainter p(&printer); |
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QImage image(m_img); |
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if ((image.width() > printer.width()) || (image.height() > printer.height())) |
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image = image.scaled(printer.width(), printer.height(), Qt::KeepAspectRatio, Qt::SmoothTransformation); |
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p.drawImage(0, 0, image); |
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return true; |
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} |
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#include "generator_fax.moc"
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