void tst_QPicture::serialization()
{
QDataStream stream;
const int thisVersion = stream.version();
for (int version = QDataStream::Qt_1_0; version <= thisVersion; ++version) {
const QDataStream::Version versionEnum = static_cast<QDataStream::Version>(version);
{
// streaming of null pictures
ensureSerializesCorrectly(QPicture(), versionEnum);
}
{
// picture with a simple line, checking bitwise equality
QPicture picture;
QPainter painter(&picture);
painter.drawLine(10, 20, 30, 40);
ensureSerializesCorrectly(picture, versionEnum);
}
}
{
// Test features that were added after Qt 4.5, as that was hard-coded as the major
// version for a while, which was incorrect. In this case, we'll test font hints.
QPicture picture;
QPainter painter;
QFont font;
font.setStyleName("Blah");
font.setHintingPreference(QFont::PreferFullHinting);
painter.begin(&picture);
painter.setFont(font);
painter.drawText(20, 20, "Hello");
painter.end();
Picture customPicture;
painter.begin(&customPicture);
picture.play(&painter);
const QFont actualFont = ((PaintEngine*)customPicture.paintEngine())->font();
painter.end();
QCOMPARE(actualFont.styleName(), QStringLiteral("Blah"));
QCOMPARE(actualFont.hintingPreference(), QFont::PreferFullHinting);
}
}
