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#include <qtest.h>
#include <QPixmap>
#include <QBitmap>
#include <QPainter>
class tst_QPixmap : public QObject
{
Q_OBJECT
public:
tst_QPixmap();
private slots:
void fill_data();
void fill();
void scaled_data();
void scaled();
void transformed_data();
void transformed();
void mask_data();
void mask();
};
Q_DECLARE_METATYPE(QImage::Format)
Q_DECLARE_METATYPE(Qt::AspectRatioMode)
Q_DECLARE_METATYPE(Qt::TransformationMode)
tst_QPixmap::tst_QPixmap()
{
}
void tst_QPixmap::fill_data()
{
QTest::addColumn<bool>("opaque");
QTest::addColumn<int>("width");
QTest::addColumn<int>("height");
QTest::newRow("opaque 16x16") << true << 16 << 16;
QTest::newRow("!opaque 16x16") << false << 16 << 16;
QTest::newRow("opaque 587x128") << true << 587 << 128;
QTest::newRow("!opaque 587x128") << false << 587 << 128;
}
void tst_QPixmap::fill()
{
QFETCH(bool, opaque);
QFETCH(int, width);
QFETCH(int, height);
const QColor color = opaque ? QColor(255, 0, 0) : QColor(255, 0, 0, 200);
QPixmap pixmap(width, height);
QBENCHMARK {
pixmap.fill(color);
}
}
void tst_QPixmap::scaled_data()
{
QTest::addColumn<QSize>("size");
QTest::addColumn<QSize>("scale");
QTest::addColumn<Qt::AspectRatioMode>("ratioMode");
QTest::addColumn<Qt::TransformationMode>("transformMode");
QTest::newRow("16x16 => 32x32") << QSize(16, 16) << QSize(32, 32)
<< Qt::IgnoreAspectRatio
<< Qt::FastTransformation;
QTest::newRow("100x100 => 200x200") << QSize(100, 100) << QSize(200, 200)
<< Qt::IgnoreAspectRatio
<< Qt::FastTransformation;
QTest::newRow("100x100 => 200x200") << QSize(100, 100) << QSize(200, 200)
<< Qt::IgnoreAspectRatio
<< Qt::FastTransformation;
QTest::newRow("80x80 => 200x200") << QSize(137, 137) << QSize(200, 200)
<< Qt::IgnoreAspectRatio
<< Qt::FastTransformation;
}
void tst_QPixmap::scaled()
{
QFETCH(QSize, size);
QFETCH(QSize, scale);
QFETCH(Qt::AspectRatioMode, ratioMode);
QFETCH(Qt::TransformationMode, transformMode);
QPixmap opaque(size);
QPixmap transparent(size);
opaque.fill(QColor(255, 0, 0));
transparent.fill(QColor(255, 0, 0, 200));
QPixmap scaled1;
QPixmap scaled2;
QBENCHMARK {
scaled1 = opaque.scaled(scale, ratioMode, transformMode);
scaled2 = transparent.scaled(scale, ratioMode, transformMode);
}
}
void tst_QPixmap::transformed_data()
{
QTest::addColumn<QSize>("size");
QTest::addColumn<QTransform>("transform");
QTest::addColumn<Qt::TransformationMode>("transformMode");
QTest::newRow("16x16 rotate(90)") << QSize(16, 16)
<< QTransform().rotate(90)
<< Qt::FastTransformation;
QTest::newRow("16x16 rotate(199)") << QSize(16, 16)
<< QTransform().rotate(199)
<< Qt::FastTransformation;
QTest::newRow("16x16 shear(2,1)") << QSize(16, 16)
<< QTransform().shear(2, 1)
<< Qt::FastTransformation;
QTest::newRow("16x16 rotate(199).shear(2,1)") << QSize(16, 16)
<< QTransform().rotate(199).shear(2, 1)
<< Qt::FastTransformation;
QTest::newRow("100x100 rotate(90)") << QSize(100, 100)
<< QTransform().rotate(90)
<< Qt::FastTransformation;
QTest::newRow("100x100 rotate(199)") << QSize(100, 100)
<< QTransform().rotate(199)
<< Qt::FastTransformation;
QTest::newRow("100x100 shear(2,1)") << QSize(100, 100)
<< QTransform().shear(2, 1)
<< Qt::FastTransformation;
QTest::newRow("100x100 shear(2,1) smooth") << QSize(100, 100)
<< QTransform().shear(2, 1)
<< Qt::SmoothTransformation;
QTest::newRow("100x100 rotate(199).shear(2,1)") << QSize(100, 100)
<< QTransform().rotate(199).shear(2, 1)
<< Qt::FastTransformation;
}
void tst_QPixmap::transformed()
{
QFETCH(QSize, size);
QFETCH(QTransform, transform);
QFETCH(Qt::TransformationMode, transformMode);
QPixmap opaque(size);
QPixmap transparent(size);
opaque.fill(QColor(255, 0, 0));
transparent.fill(QColor(255, 0, 0, 200));
QPixmap transformed1;
QPixmap transformed2;
QBENCHMARK {
transformed1 = opaque.transformed(transform, transformMode);
transformed2 = transparent.transformed(transform, transformMode);
}
}
void tst_QPixmap::mask_data()
{
QTest::addColumn<QSize>("size");
QTest::newRow("1x1") << QSize(1, 1);
QTest::newRow("9x9") << QSize(9, 9);
QTest::newRow("16x16") << QSize(16, 16);
QTest::newRow("128x128") << QSize(128, 128);
QTest::newRow("333x333") << QSize(333, 333);
QTest::newRow("2048x128") << QSize(2048, 128);
}
void tst_QPixmap::mask()
{
QFETCH(QSize, size);
QPixmap src(size);
src.fill(Qt::transparent);
{
QPainter p(&src);
p.drawLine(QPoint(0, 0), QPoint(src.width(), src.height()));
}
QBENCHMARK {
QBitmap bitmap = src.mask();
QVERIFY(bitmap.size() == src.size());
}
}
QTEST_MAIN(tst_QPixmap)
#include "tst_qpixmap.moc"