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/*
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* Copyright (c) 2006 Cyrille Berger <cberger@cberger.net>
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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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "kis_pdf_import.h"
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// poppler's headers
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#include <poppler-qt.h>
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// TQt's headers
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#include <tqfile.h>
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#include <tqimage.h> // TODO that too
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#include <tqradiobutton.h>
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// KDE's headers
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#include <kapplication.h>
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#include <kdebug.h>
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#include <kdialogbase.h>
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#include <kgenericfactory.h>
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#include <knuminput.h>
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#include <kpassdlg.h>
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#include <kio/netaccess.h>
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// koffice's headers
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#include <KoFilterChain.h>
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// chalk's headers
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#include <kis_doc.h>
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#include <kis_colorspace.h>
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#include <kis_colorspace_factory_registry.h>
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#include <kis_group_layer.h>
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#include <kis_image.h>
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#include <kis_meta_registry.h>
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#include <kis_paint_layer.h>
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// plugins's headers
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#include "kis_pdf_import_widget.h"
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typedef KGenericFactory<KisPDFImport, KoFilter> PDFImportFactory;
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K_EXPORT_COMPONENT_FACTORY(libchalkpdfimport, PDFImportFactory("kofficefilters"))
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KisPDFImport::KisPDFImport(KoFilter *, const char *, const TQStringList&) : KoFilter()
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{
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}
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KisPDFImport::~KisPDFImport()
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{
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}
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KisPDFImport::ConversionStatus KisPDFImport::convert(const TQCString& , const TQCString& )
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{
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TQString filename = m_chain -> inputFile();
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kdDebug(41008) << "Importing using PDFImport!" << filename << endl;
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if (filename.isEmpty())
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return KoFilter::FileNotFound;
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KURL url;
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url.setPath(filename);
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if (!TDEIO::NetAccess::exists(url, false, tqApp -> mainWidget())) {
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return KoFilter::FileNotFound;
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}
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// We're not set up to handle asynchronous loading at the moment.
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TQString tmpFile;
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if (TDEIO::NetAccess::download(url, tmpFile, tqApp -> mainWidget())) {
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url.setPath( tmpFile );
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}
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Poppler::Document* pdoc = Poppler::Document::load( TQFile::encodeName(url.path() ) );
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if ( !pdoc)
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{
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kdDebug(41008) << "Error when reading the PDF" << endl;
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return KoFilter::StorageCreationError;
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}
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while( pdoc->isLocked() )
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{
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TQCString password;
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int result = KPasswordDialog::getPassword(password, i18n("A password is required to read that pdf"));
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if (result == KPasswordDialog::Accepted)
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{
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pdoc->unlock(password);
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} else {
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kdDebug(41008) << "Password canceled" << endl;
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return KoFilter::StorageCreationError;
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}
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}
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KDialogBase* kdb = new KDialogBase(0, "", false, i18n("PDF Import Options"), KDialogBase::Ok | KDialogBase::Cancel);
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KisPDFImportWidget* wdg = new KisPDFImportWidget(pdoc, kdb);
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kdb->setMainWidget(wdg);
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kapp->restoreOverrideCursor();
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if(kdb->exec() == TQDialog::Rejected)
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{
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delete pdoc;
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delete kdb;
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return KoFilter::StorageCreationError; // FIXME Cancel doesn't exist :(
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}
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// Init kis's doc
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KisDoc * doc = dynamic_cast<KisDoc*>(m_chain -> outputDocument());
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if (!doc)
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{
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delete pdoc;
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delete kdb;
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return KoFilter::CreationError;
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}
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doc -> prepareForImport();
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// Create the chalk image
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KisColorSpace* cs = KisMetaRegistry::instance()->csRegistry()->getColorSpace(KisID("RGBA"), "");
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int width = wdg->intWidth->value();
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int height = wdg->intHeight->value();
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KisImageSP img = new KisImage(doc->undoAdapter(), width, height, cs, "built image");
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img->blockSignals(true); // Don't send out signals while we're building the image
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// create a layer
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TQValueList<int> pages = wdg->pages();
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for(TQValueList<int>::const_iterator it = pages.begin(); it != pages.end(); ++it)
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{
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KisPaintLayer* layer = new KisPaintLayer(img, TQString(i18n("Page %1")).arg( TQString::number(*it) + 1), TQ_UINT8_MAX);
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layer->paintDevice()->convertFromTQImage( pdoc->getPage( *it )->renderToImage(wdg->intHorizontal->value(), wdg->intVertical->value() ), "");
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img->addLayer(layer, img->rootLayer(), 0);
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}
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img->blockSignals(false);
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doc -> setCurrentImage( img);
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TDEIO::NetAccess::removeTempFile(tmpFile);
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delete pdoc;
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delete kdb;
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return KoFilter::OK;
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}
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