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/*
transferimage.cpp
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2014 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Volker Krause <volker.krause@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#include "transferimage.h"
#include <QDebug>
#include <QIODevice>
namespace GammaRay {
TransferImage::TransferImage(const QImage &image)
: m_image(image)
{
}
const QImage &TransferImage::image() const
{
return m_image;
}
void TransferImage::setImage(const QImage &image)
{
m_image = image;
}
QTransform TransferImage::transform() const
{
return m_transform;
}
void TransferImage::setTransform(const QTransform &transform)
{
m_transform = transform;
}
QDataStream &operator<<(QDataStream &stream, const GammaRay::TransferImage &image)
{
static const TransferImage::Format format = TransferImage::RawFormat;
const QImage &img = image.image();
stream << ( quint32 )(format);
switch (format) {
case TransferImage::QImageFormat:
stream << img;
break;
case TransferImage::RawFormat:
stream << ( double )img.devicePixelRatio();
stream << ( quint32 )img.format() << ( quint32 )img.width() << ( quint32 )img.height() << image.transform();
stream.device()->write(( const char * )img.constBits(), img.sizeInBytes());
break;
}
return stream;
}
QDataStream &operator>>(QDataStream &stream, TransferImage &image)
{
quint32 i;
stream >> i;
const TransferImage::Format format = static_cast<TransferImage::Format>(i);
switch (format) {
case TransferImage::QImageFormat: {
QImage img;
stream >> img;
image.setImage(img);
break;
}
case TransferImage::RawFormat: {
double r;
quint32 f, w, h;
QTransform transform;
stream >> r >> f >> w >> h >> transform;
QImage img(w, h, static_cast<QImage::Format>(f));
img.setDevicePixelRatio(r);
for (int i = 0; i < img.height(); ++i) {
const QByteArray buffer = stream.device()->read(img.bytesPerLine());
memcpy(img.scanLine(i), buffer.constData(), img.bytesPerLine());
}
image.setImage(img);
image.setTransform(transform);
break;
}
}
return stream;
}
}
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