qpdfwriter.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include <qpdfwriter.h>
 
#ifndef QT_NO_PDF
 
#include "qpagedpaintdevice_p.h"
#include <QtCore/private/qobject_p.h>
#include "private/qpdf_p.h"
#include <QtCore/qfile.h>
 
QT_BEGIN_NAMESPACE
 
class QPdfWriterPrivate : public QObjectPrivate
{
public:
    QPdfWriterPrivate()
        : QObjectPrivate()
    {
        engine = new QPdfEngine();
        output = nullptr;
        pdfVersion = QPdfWriter::PdfVersion_1_4;
    }
    ~QPdfWriterPrivate()
    {
        delete engine;
        delete output;
    }
 
    QPdfEngine *engine;
    QFile *output;
    QPdfWriter::PdfVersion pdfVersion;
};
 
class QPdfPagedPaintDevicePrivate : public QPagedPaintDevicePrivate
{
public:
    QPdfPagedPaintDevicePrivate(QPdfWriterPrivate *d)
        : QPagedPaintDevicePrivate(), pd(d)
    {}
 
    ~QPdfPagedPaintDevicePrivate()
    {}
 
    bool setPageLayout(const QPageLayout &newPageLayout) override
    {
        // Try to set the paint engine page layout
        pd->engine->setPageLayout(newPageLayout);
        return pageLayout().isEquivalentTo(newPageLayout);
    }
 
    bool setPageSize(const QPageSize &pageSize) override
    {
        // Try to set the paint engine page size
        pd->engine->setPageSize(pageSize);
        return pageLayout().pageSize().isEquivalentTo(pageSize);
    }
 
    bool setPageOrientation(QPageLayout::Orientation orientation) override
    {
        // Set the print engine value
        pd->engine->setPageOrientation(orientation);
        return pageLayout().orientation() == orientation;
    }
 
    bool setPageMargins(const QMarginsF &margins, QPageLayout::Unit units) override
    {
        // Try to set engine margins
        pd->engine->setPageMargins(margins, units);
        return pageLayout().margins() == margins && pageLayout().units() == units;
    }
 
    QPageLayout pageLayout() const override
    {
        return pd->engine->pageLayout();
    }
 
    QPdfWriterPrivate *pd;
};
 
QPdfWriter::QPdfWriter(const QString &filename)
    : QObject(*new QPdfWriterPrivate),
      QPagedPaintDevice(new QPdfPagedPaintDevicePrivate(d_func()))
{
    Q_D(QPdfWriter);
 
    d->engine->setOutputFilename(filename);
}
 
QPdfWriter::QPdfWriter(QIODevice *device)
    : QObject(*new QPdfWriterPrivate),
      QPagedPaintDevice(new QPdfPagedPaintDevicePrivate(d_func()))
{
    Q_D(QPdfWriter);
 
    d->engine->d_func()->outDevice = device;
}
 
QPdfWriter::~QPdfWriter()
{
 
}
 
void QPdfWriter::setPdfVersion(PdfVersion version)
{
    Q_D(QPdfWriter);
 
    if (d->pdfVersion == version)
        return;
 
    d->pdfVersion = version;
    d->engine->setPdfVersion(static_cast<QPdfEngine::PdfVersion>(static_cast<int>(version)));
}
 
QPdfWriter::PdfVersion QPdfWriter::pdfVersion() const
{
    Q_D(const QPdfWriter);
    return d->pdfVersion;
}
 
QString QPdfWriter::title() const
{
    Q_D(const QPdfWriter);
    return d->engine->d_func()->title;
}
 
void QPdfWriter::setTitle(const QString &title)
{
    Q_D(QPdfWriter);
    d->engine->d_func()->title = title;
}
 
QString QPdfWriter::creator() const
{
    Q_D(const QPdfWriter);
    return d->engine->d_func()->creator;
}
 
void QPdfWriter::setCreator(const QString &creator)
{
    Q_D(QPdfWriter);
    d->engine->d_func()->creator = creator;
}
 
QPaintEngine *QPdfWriter::paintEngine() const
{
    Q_D(const QPdfWriter);
 
    return d->engine;
}
 
void QPdfWriter::setResolution(int resolution)
{
    Q_D(const QPdfWriter);
    if (resolution > 0)
        d->engine->setResolution(resolution);
}
 
int QPdfWriter::resolution() const
{
    Q_D(const QPdfWriter);
    return d->engine->resolution();
}
 
void QPdfWriter::setDocumentXmpMetadata(const QByteArray &xmpMetadata)
{
    Q_D(const QPdfWriter);
    d->engine->setDocumentXmpMetadata(xmpMetadata);
}
 
QByteArray QPdfWriter::documentXmpMetadata() const
{
    Q_D(const QPdfWriter);
    return d->engine->documentXmpMetadata();
}
 
void QPdfWriter::addFileAttachment(const QString &fileName, const QByteArray &data, const QString &mimeType)
{
    Q_D(QPdfWriter);
    d->engine->addFileAttachment(fileName, data, mimeType);
}
 
int QPdfWriter::metric(PaintDeviceMetric id) const
{
    Q_D(const QPdfWriter);
    return d->engine->metric(id);
}
 
bool QPdfWriter::newPage()
{
    Q_D(QPdfWriter);
 
    return d->engine->newPage();
}
 
QT_END_NAMESPACE
 
#include "moc_qpdfwriter.cpp"
 
#endif // QT_NO_PDF