diff options
Diffstat (limited to 'tests/auto/quick/qquicktext')
| -rw-r--r-- | tests/auto/quick/qquicktext/tst_qquicktext.cpp | 250 |
1 files changed, 249 insertions, 1 deletions
diff --git a/tests/auto/quick/qquicktext/tst_qquicktext.cpp b/tests/auto/quick/qquicktext/tst_qquicktext.cpp index 316395b4b2..86de5014e0 100644 --- a/tests/auto/quick/qquicktext/tst_qquicktext.cpp +++ b/tests/auto/quick/qquicktext/tst_qquicktext.cpp @@ -131,6 +131,9 @@ private slots: void fontFormatSizes_data(); void fontFormatSizes(); + void baselineOffset_data(); + void baselineOffset(); + private: QStringList standard; QStringList richText; @@ -1692,7 +1695,7 @@ void tst_qquicktext::boundingRect() QCOMPARE(text->boundingRect().x(), qreal(0)); QCOMPARE(text->boundingRect().y(), qreal(0)); QCOMPARE(text->boundingRect().width(), qreal(0)); - QCOMPARE(text->boundingRect().height(), QFontMetricsF(text->font()).height()); + QCOMPARE(text->boundingRect().height(), qreal(qCeil(QFontMetricsF(text->font()).height()))); text->setText("Hello World"); @@ -2592,6 +2595,251 @@ void tst_qquicktext::fontFormatSizes() delete view; } +typedef qreal (*ExpectedBaseline)(QQuickText *item); +Q_DECLARE_METATYPE(ExpectedBaseline) + +static qreal expectedBaselineTop(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + return fm.ascent(); +} + +static qreal expectedBaselineBottom(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + return item->height() - item->contentHeight() + fm.ascent(); +} + +static qreal expectedBaselineCenter(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + return ((item->height() - item->contentHeight()) / 2) + fm.ascent(); +} + +static qreal expectedBaselineBold(QQuickText *item) +{ + QFont font = item->font(); + font.setBold(true); + QFontMetricsF fm(font); + return fm.ascent(); +} + +static qreal expectedBaselineImage(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + // The line is positioned so the bottom of the line is aligned with the bottom of the image, + // or image height - line height and the baseline is line position + ascent. Because + // QTextLine's height is rounded up this can give slightly different results to image height + // - descent. + return 181 - qCeil(fm.height()) + fm.ascent(); +} + +static qreal expectedBaselineCustom(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + return 16 + fm.ascent(); +} + +static qreal expectedBaselineScaled(QQuickText *item) +{ + QFont font = item->font(); + QTextLayout layout(item->text().replace(QLatin1Char('\n'), QChar::LineSeparator)); + do { + layout.setFont(font); + qreal width = 0; + layout.beginLayout(); + for (QTextLine line = layout.createLine(); line.isValid(); line = layout.createLine()) { + line.setLineWidth(FLT_MAX); + width = qMax(line.naturalTextWidth(), width); + } + layout.endLayout(); + + if (width < item->width()) { + QFontMetricsF fm(layout.font()); + return fm.ascent(); + } + font.setPointSize(font.pointSize() - 1); + } while (font.pointSize() > 0); + return 0; +} + +static qreal expectedBaselineFixedBottom(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + qreal dy = item->text().contains(QLatin1Char('\n')) + ? 160 + : 180; + return dy + fm.ascent(); +} + +static qreal expectedBaselineProportionalBottom(QQuickText *item) +{ + QFontMetricsF fm(item->font()); + qreal dy = item->text().contains(QLatin1Char('\n')) + ? 200 - (qCeil(fm.height()) * 3) + : 200 - (qCeil(fm.height()) * 1.5); + return dy + fm.ascent(); +} + +void tst_qquicktext::baselineOffset_data() +{ + qRegisterMetaType<ExpectedBaseline>(); + QTest::addColumn<QString>("text"); + QTest::addColumn<QString>("wrappedText"); + QTest::addColumn<QByteArray>("bindings"); + QTest::addColumn<ExpectedBaseline>("expectedBaseline"); + QTest::addColumn<ExpectedBaseline>("expectedBaselineEmpty"); + + QTest::newRow("top align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; verticalAlignment: Text.AlignTop") + << &expectedBaselineTop + << &expectedBaselineTop; + QTest::newRow("bottom align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; verticalAlignment: Text.AlignBottom") + << &expectedBaselineBottom + << &expectedBaselineBottom; + QTest::newRow("center align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; verticalAlignment: Text.AlignVCenter") + << &expectedBaselineCenter + << &expectedBaselineCenter; + + QTest::newRow("bold") + << "<b>hello world</b>" + << "<b>hello<br/>world</b>" + << QByteArray("height: 200") + << &expectedBaselineTop + << &expectedBaselineBold; + + QTest::newRow("richText") + << "<b>hello world</b>" + << "<b>hello<br/>world</b>" + << QByteArray("height: 200; textFormat: Text.RichText") + << &expectedBaselineTop + << &expectedBaselineTop; + + QTest::newRow("elided") + << "hello world" + << "hello\nworld" + << QByteArray("width: 20; height: 8; elide: Text.ElideRight") + << &expectedBaselineTop + << &expectedBaselineTop; + + QTest::newRow("elided bottom align") + << "hello world" + << "hello\nworld!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" + << QByteArray("width: 200; height: 200; elide: Text.ElideRight; verticalAlignment: Text.AlignBottom") + << &expectedBaselineBottom + << &expectedBaselineBottom; + + QTest::newRow("image") + << "hello <img src=\"images/heart200.png\" /> world" + << "hello <img src=\"images/heart200.png\" /><br/>world" + << QByteArray("height: 200\n; baseUrl: \"") + testFileUrl("reference").toEncoded() + QByteArray("\"") + << &expectedBaselineImage + << &expectedBaselineTop; + + QTest::newRow("customLine") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; onLineLaidOut: line.y += 16") + << &expectedBaselineCustom + << &expectedBaselineCustom; + + QTest::newRow("scaled font") + << "hello world" + << "hello\nworld" + << QByteArray("width: 200; minimumPointSize: 1; font.pointSize: 64; fontSizeMode: Text.HorizontalFit") + << &expectedBaselineScaled + << &expectedBaselineTop; + + QTest::newRow("fixed line height top align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; lineHeightMode: Text.FixedHeight; lineHeight: 20; verticalAlignment: Text.AlignTop") + << &expectedBaselineTop + << &expectedBaselineTop; + + QTest::newRow("fixed line height bottom align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; lineHeightMode: Text.FixedHeight; lineHeight: 20; verticalAlignment: Text.AlignBottom") + << &expectedBaselineFixedBottom + << &expectedBaselineFixedBottom; + + QTest::newRow("proportional line height top align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; lineHeightMode: Text.ProportionalHeight; lineHeight: 1.5; verticalAlignment: Text.AlignTop") + << &expectedBaselineTop + << &expectedBaselineTop; + + QTest::newRow("proportional line height bottom align") + << "hello world" + << "hello\nworld" + << QByteArray("height: 200; lineHeightMode: Text.ProportionalHeight; lineHeight: 1.5; verticalAlignment: Text.AlignBottom") + << &expectedBaselineProportionalBottom + << &expectedBaselineProportionalBottom; +} + +void tst_qquicktext::baselineOffset() +{ + QFETCH(QString, text); + QFETCH(QString, wrappedText); + QFETCH(QByteArray, bindings); + QFETCH(ExpectedBaseline, expectedBaseline); + QFETCH(ExpectedBaseline, expectedBaselineEmpty); + + QQmlComponent component(&engine); + component.setData( + "import QtQuick 2.0\n" + "Text {\n" + + bindings + "\n" + "}", QUrl()); + + QScopedPointer<QObject> object(component.create()); + + QQuickText *item = qobject_cast<QQuickText *>(object.data()); + QVERIFY(item); + + { + qreal baseline = expectedBaselineEmpty(item); + + QCOMPARE(item->baselineOffset(), baseline); + + item->setText(text); + if (expectedBaseline != expectedBaselineEmpty) + baseline = expectedBaseline(item); + + QCOMPARE(item->baselineOffset(), baseline); + + item->setText(wrappedText); + QCOMPARE(item->baselineOffset(), expectedBaseline(item)); + } + + QFont font = item->font(); + font.setPointSize(font.pointSize() + 8); + + { + QCOMPARE(item->baselineOffset(), expectedBaseline(item)); + + item->setText(text); + qreal baseline = expectedBaseline(item); + QCOMPARE(item->baselineOffset(), baseline); + + item->setText(QString()); + if (expectedBaselineEmpty != expectedBaseline) + baseline = expectedBaselineEmpty(item); + + QCOMPARE(item->baselineOffset(), baseline); + } +} + QTEST_MAIN(tst_qquicktext) #include "tst_qquicktext.moc" |