Example #1
0
bool UBImportPDF::addFileToDocument(UBDocumentProxy* pDocument, const QFile& pFile)
{
    QString documentName = QFileInfo(pFile.fileName()).completeBaseName();

    QUuid uuid = QUuid::createUuid();

    QString filepath = UBPersistenceManager::persistenceManager()->addPdfFileToDocument(pDocument, pFile.fileName(), uuid);

    PDFRenderer *pdfRenderer = PDFRenderer::rendererForUuid(uuid, pDocument->persistencePath() + "/" + filepath); // renderer is automatically deleted when not used anymore

    if (!pdfRenderer->isValid())
    {
        UBApplication::showMessage(tr("PDF import failed."));
        return false;
    }

    int documentPageCount = pDocument->pageCount();

    if (documentPageCount == 1 && UBPersistenceManager::persistenceManager()->loadDocumentScene(pDocument, 0)->isEmpty())
    {
        documentPageCount = 0;
    }

    int pdfPageCount = pdfRenderer->pageCount();

    for(int pdfPageNumber = 1; pdfPageNumber <= pdfPageCount; pdfPageNumber++)
    {
        int pageIndex = documentPageCount + (pdfPageNumber - 1);
        UBApplication::showMessage(tr("Importing page %1 of %2").arg(pdfPageNumber).arg(pdfPageCount), true);

        UBGraphicsScene* scene = 0;

        if (pageIndex == 0)
        {
            scene = UBPersistenceManager::persistenceManager()->loadDocumentScene(pDocument, pageIndex);
        }
        else
        {
            scene = UBPersistenceManager::persistenceManager()->createDocumentSceneAt(pDocument, pageIndex);
        }

        scene->setBackground(false, false);
        UBGraphicsPDFItem *pdfItem = new UBGraphicsPDFItem(pdfRenderer, pdfPageNumber); // deleted by the scene
        scene->addItem(pdfItem);

        pdfItem->setPos(-pdfItem->boundingRect().width() / 2, -pdfItem->boundingRect().height() / 2);

        scene->setAsBackgroundObject(pdfItem, false, false);

        scene->setNominalSize(pdfItem->boundingRect().width(), pdfItem->boundingRect().height());


        UBPersistenceManager::persistenceManager()->persistDocumentScene(pDocument, scene, pageIndex);
    }

    UBApplication::showMessage(tr("PDF import successful."));

    return true;
}
void UBImportPDF::placeImportedItemToScene(UBGraphicsScene* scene, UBGraphicsItem* item)
{
    UBGraphicsPDFItem *pdfItem = (UBGraphicsPDFItem*)item;

    pdfItem->setPos(-pdfItem->boundingRect().width() / 2, -pdfItem->boundingRect().height() / 2);

    scene->setAsBackgroundObject(pdfItem, false, false);

    scene->setNominalSize(pdfItem->boundingRect().width(), pdfItem->boundingRect().height());
}
Example #3
0
void UBExportFullPDF::persistsDocument(UBDocumentProxy* pDocumentProxy, const QString& filename)
{
    QFile file(filename);
    if (file.exists()) file.remove();

    QString overlayName = filename;
    overlayName.replace(".pdf", "_overlay.pdf");

    QFile previousOverlay(overlayName);
    if (previousOverlay.exists())
        previousOverlay.remove();

    mHasPDFBackgrounds = false;

    saveOverlayPdf(pDocumentProxy, overlayName);

    if (!mHasPDFBackgrounds)
    {
        QFile f(overlayName);
        f.rename(filename);
    }
    else
    {
        Merger merger;
        try
        {
            merger.addOverlayDocument(QFile::encodeName(overlayName).constData());

            MergeDescription mergeInfo;

            int existingPageCount = pDocumentProxy->pageCount();
            for(int pageIndex = 0 ; pageIndex < existingPageCount; pageIndex++)
            {
                UBGraphicsScene* scene = UBPersistenceManager::persistenceManager()->loadDocumentScene(pDocumentProxy, pageIndex);
                UBGraphicsPDFItem *pdfItem = qgraphicsitem_cast<UBGraphicsPDFItem*>(scene->backgroundObject());

				QSize pageSize = scene->nominalSize();
                
				if (pdfItem)
                {
                    QString pdfName = UBPersistenceManager::objectDirectory + "/" + pdfItem->fileUuid().toString() + ".pdf";
                    QString backgroundPath = pDocumentProxy->persistencePath() + "/" + pdfName;

                    qDebug() << "scene->itemsBoundingRect()" << scene->itemsBoundingRect();
                    qDebug() << "pdfItem->boundingRect()" << pdfItem->boundingRect();
                    qDebug() << "pdfItem->sceneBoundingRect()" << pdfItem->sceneBoundingRect();

                    MergePageDescription pageDescription(pageSize.width() * mScaleFactor,
                                                         pageSize.height() * mScaleFactor,
                                                         pdfItem->pageNumber(),
                                                         QFile::encodeName(backgroundPath).constData(),
                                                         TransformationDescription(),
                                                         pageIndex + 1,
                                                         TransformationDescription(),
                                                         false, false);

                    mergeInfo.push_back(pageDescription);

                    merger.addBaseDocument(QFile::encodeName(backgroundPath).constData());
                }
                else
                {
                    MergePageDescription pageDescription(pageSize.width() * mScaleFactor,
                             pageSize.height() * mScaleFactor,
                             0,
                             "",
                             TransformationDescription(),
                             pageIndex + 1,
                             TransformationDescription(),
                             false, true);

                    mergeInfo.push_back(pageDescription);
                }
            }

            merger.merge(QFile::encodeName(overlayName).constData(), mergeInfo);

            merger.saveMergedDocumentsAs(QFile::encodeName(filename).constData());

        }
        catch(Exception e)
        {
            qDebug() << "PdfMerger failed to merge documents to " << filename << " - Exception : " << e.what();

            // default to raster export
            UBExportPDF::persistsDocument(pDocumentProxy, filename);
        }

        if (!UBApplication::app()->isVerbose())
        {
            QFile::remove(overlayName);
        }
    }
}