qt5base-lts/tests/auto/gui/text/qstatictext/tst_qstatictext.cpp

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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
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****************************************************************************/
#include <QtTest/QtTest>
#include <QtGui/QGuiApplication>
#include <QtGui/QPainter>
#include <QtGui/QImage>
#include <qstatictext.h>
#include <qpaintengine.h>
#include <private/qstatictext_p.h>
// #define DEBUG_SAVE_IMAGE
class tst_QStaticText: public QObject
{
Q_OBJECT
public:
tst_QStaticText() {}
private slots:
void initTestCase();
void init();
void cleanup();
void constructionAndDestruction();
void drawToPoint_data();
void drawToPoint();
void drawToRect_data();
void drawToRect();
void setFont();
void setTextWidth();
void prepareToCorrectData();
void prepareToWrongData();
void copyConstructor();
void translatedPainter();
void rotatedPainter();
void scaledPainter();
void projectedPainter();
#if 0
void rotatedScaledAndTranslatedPainter_data();
void rotatedScaledAndTranslatedPainter();
#endif
void transformationChanged();
void plainTextVsRichText();
void setPenPlainText_data();
void setPenPlainText();
void setPenRichText();
void richTextOverridesPen();
void drawStruckOutText();
void drawOverlinedText();
void drawUnderlinedText();
void unprintableCharacter_qtbug12614();
void underlinedColor_qtbug20159();
void textDocumentColor();
private:
bool supportsTransformations() const;
QImage const m_whiteSquare;
};
Q_DECLARE_METATYPE(QImage::Format);
void tst_QStaticText::initTestCase()
{
// a "blank" square; we compare against in our testfunctions to verify
// that we have actually painted something
QPixmap pm(1000, 1000);
pm.fill(Qt::white);
const_cast<QImage&>(m_whiteSquare) = pm.toImage();
}
void tst_QStaticText::init()
{
}
void tst_QStaticText::cleanup()
{
}
void tst_QStaticText::constructionAndDestruction()
{
QStaticText text("My text");
}
void tst_QStaticText::copyConstructor()
{
QStaticText text(QLatin1String("My text"));
QTextOption textOption(Qt::AlignRight);
text.setTextOption(textOption);
text.setPerformanceHint(QStaticText::AggressiveCaching);
text.setTextWidth(123.456);
text.setTextFormat(Qt::PlainText);
QStaticText copiedText(text);
copiedText.setText(QLatin1String("Other text"));
QCOMPARE(copiedText.textOption().alignment(), Qt::AlignRight);
QCOMPARE(copiedText.performanceHint(), QStaticText::AggressiveCaching);
QCOMPARE(copiedText.textWidth(), 123.456);
QCOMPARE(copiedText.textFormat(), Qt::PlainText);
QStaticText otherCopiedText(copiedText);
otherCopiedText.setTextWidth(789);
QCOMPARE(otherCopiedText.text(), QString::fromLatin1("Other text"));
}
Q_DECLARE_METATYPE(QStaticText::PerformanceHint)
void tst_QStaticText::drawToPoint_data()
{
QTest::addColumn<QStaticText::PerformanceHint>("performanceHint");
QTest::newRow("Moderate caching") << QStaticText::ModerateCaching;
QTest::newRow("Aggressive caching") << QStaticText::AggressiveCaching;
}
void tst_QStaticText::drawToPoint()
{
QFETCH(QStaticText::PerformanceHint, performanceHint);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
text.setPerformanceHint(performanceHint);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::drawToRect_data()
{
QTest::addColumn<QStaticText::PerformanceHint>("performanceHint");
QTest::newRow("Moderate caching") << QStaticText::ModerateCaching;
QTest::newRow("Aggressive caching") << QStaticText::AggressiveCaching;
}
void tst_QStaticText::drawToRect()
{
QFETCH(QStaticText::PerformanceHint, performanceHint);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.drawText(QRectF(11, 12, 10, 500), "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextWidth(10),
p.setClipRect(QRectF(11, 12, 10, 500));
text.setPerformanceHint(performanceHint);
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("drawToRect_imageDrawText.png");
imageDrawStaticText.save("drawToRect_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::prepareToCorrectData()
{
QTransform transform;
transform.scale(2.0, 2.0);
transform.translate(100, 10);
transform.rotate(90, Qt::ZAxis);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.setTransform(transform);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
p.setTransform(transform);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.prepare(transform, p.font());
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("prepareToCorrectData_imageDrawText.png");
imageDrawStaticText.save("prepareToCorrectData_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
if (!supportsTransformations())
QEXPECT_FAIL("", "Graphics system does not support transformed text on this platform", Abort);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::prepareToWrongData()
{
QTransform transform;
transform.scale(2.0, 2.0);
transform.rotate(90, Qt::ZAxis);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.prepare(transform, p.font());
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::setFont()
{
QFont font = QGuiApplication::font();
font.setBold(true);
font.setPointSize(28);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.drawText(QRectF(0, 0, 1000, 1000), 0, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
p.setFont(font);
p.drawText(QRectF(11, 120, 1000, 1000), 0, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
QStaticText text;
text.setText("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
p.drawStaticText(0, 0, text);
p.setFont(font);
p.drawStaticText(11, 120, text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("setFont_imageDrawText.png");
imageDrawStaticText.save("setFont_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::setTextWidth()
{
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.drawText(QRectF(11, 12, 10, 500), "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextWidth(10);
p.setClipRect(QRectF(11, 12, 10, 500));
p.drawStaticText(QPointF(11, 12), text);
}
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::translatedPainter()
{
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.translate(100, 200);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
p.translate(100, 200);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
bool tst_QStaticText::supportsTransformations() const
{
QPixmap pm(10, 10);
QPainter p(&pm);
return p.paintEngine()->type() != QPaintEngine::OpenGL;
}
void tst_QStaticText::rotatedPainter()
{
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.rotate(30.0);
p.drawText(QRectF(0, 0, 1000, 100), 0, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
QPainter p(&imageDrawStaticText);
p.rotate(30.0);
p.drawStaticText(QPoint(0, 0), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("rotatedPainter_imageDrawText.png");
imageDrawStaticText.save("rotatedPainter_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
if (!supportsTransformations())
QEXPECT_FAIL("", "Graphics system does not support transformed text on this platform", Abort);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::scaledPainter()
{
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.scale(2.0, 0.2);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
p.scale(2.0, 0.2);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
if (!supportsTransformations())
QEXPECT_FAIL("", "Graphics system does not support transformed text on this platform", Abort);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::projectedPainter()
{
QTransform transform;
transform.rotate(90, Qt::XAxis);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.setTransform(transform);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
p.setTransform(transform);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
QCOMPARE(imageDrawStaticText, imageDrawText);
}
#if 0
void tst_QStaticText::rotatedScaledAndTranslatedPainter_data()
{
QTest::addColumn<qreal>("offset");
for (int i=0; i<100; ++i) {
qreal offset = 300 + i / 100.;
QTest::newRow(QByteArray::number(offset).constData()) << offset;
}
}
void tst_QStaticText::rotatedScaledAndTranslatedPainter()
{
QFETCH(qreal, offset);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.translate(offset, 0);
p.rotate(45.0);
p.scale(2.0, 2.0);
p.translate(100, 200);
p.drawText(11, 12, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
p.translate(offset, 0);
p.rotate(45.0);
p.scale(2.0, 2.0);
p.translate(100, 200);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12 - QFontMetricsF(p.font()).ascent()), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("rotatedScaledAndPainter_imageDrawText.png");
imageDrawStaticText.save("rotatedScaledAndPainter_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
if (!supportsTransformations())
QEXPECT_FAIL("", "Graphics system does not support transformed text on this platform", Abort);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
#endif
void tst_QStaticText::transformationChanged()
{
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.rotate(33.0);
p.scale(0.5, 0.7);
p.drawText(QRectF(0, 0, 1000, 1000), 0, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
p.scale(2.0, 2.5);
p.drawText(QRectF(0, 0, 1000, 1000), 0, "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticText(1000, 1000);
imageDrawStaticText.fill(Qt::white);
{
QPainter p(&imageDrawStaticText);
p.rotate(33.0);
p.scale(0.5, 0.7);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(0, 0), text);
p.scale(2.0, 2.5);
p.drawStaticText(QPointF(0, 0), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("transformationChanged_imageDrawText.png");
imageDrawStaticText.save("transformationChanged_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
if (!supportsTransformations())
QEXPECT_FAIL("", "Graphics system does not support transformed text on this platform", Abort);
QCOMPARE(imageDrawStaticText, imageDrawText);
}
void tst_QStaticText::plainTextVsRichText()
{
QPixmap imagePlainText(1000, 1000);
imagePlainText.fill(Qt::white);
{
QPainter p(&imagePlainText);
QStaticText staticText;
staticText.setText("FOObar");
staticText.setTextFormat(Qt::PlainText);
p.drawStaticText(10, 10, staticText);
}
QPixmap imageRichText(1000, 1000);
imageRichText.fill(Qt::white);
{
QPainter p(&imageRichText);
QStaticText staticText;
staticText.setText("<html><body>FOObar</body></html>");
staticText.setTextFormat(Qt::RichText);
p.drawStaticText(10, 10, staticText);
}
#if defined(DEBUG_SAVE_IMAGE)
imagePlainText.save("plainTextVsRichText_imagePlainText.png");
imageRichText.save("plainTextVsRichText_imageRichText.png");
#endif
QVERIFY(imagePlainText.toImage() != m_whiteSquare);
QCOMPARE(imagePlainText, imageRichText);
}
void tst_QStaticText::setPenPlainText_data()
{
QTest::addColumn<QImage::Format>("format");
QTest::newRow("argb32pm") << QImage::Format_ARGB32_Premultiplied;
QTest::newRow("rgb32") << QImage::Format_RGB32;
QTest::newRow("rgba8888pm") << QImage::Format_RGBA8888_Premultiplied;
QTest::newRow("rgbx8888") << QImage::Format_RGBX8888;
}
void tst_QStaticText::setPenPlainText()
{
QFETCH(QImage::Format, format);
QFont font = QGuiApplication::font();
font.setStyleStrategy(QFont::NoAntialias);
QFontMetricsF fm(font);
QImage image(qCeil(fm.width("XXXXX")), qCeil(fm.height()), format);
image.fill(Qt::white);
{
QPainter p(&image);
p.setFont(font);
p.setPen(Qt::yellow);
QStaticText staticText("XXXXX");
staticText.setTextFormat(Qt::PlainText);
p.drawStaticText(0, 0, staticText);
}
for (int x=0; x<image.width(); ++x) {
for (int y=0; y<image.height(); ++y) {
QRgb pixel = image.pixel(x, y);
QVERIFY(pixel == QColor(Qt::white).rgba()
|| pixel == QColor(Qt::yellow).rgba());
}
}
}
void tst_QStaticText::setPenRichText()
{
QFont font = QGuiApplication::font();
font.setStyleStrategy(QFont::NoAntialias);
QFontMetricsF fm(font);
QPixmap image(qCeil(fm.width("XXXXX")), qCeil(fm.height()));
image.fill(Qt::white);
{
QPainter p(&image);
p.setFont(font);
p.setPen(Qt::green);
QStaticText staticText;
staticText.setText("<html><body>XXXXX</body></html>");
staticText.setTextFormat(Qt::RichText);
p.drawStaticText(0, 0, staticText);
}
QImage img = image.toImage();
for (int x=0; x<img.width(); ++x) {
for (int y=0; y<img.height(); ++y) {
QRgb pixel = img.pixel(x, y);
QVERIFY(pixel == QColor(Qt::white).rgba()
|| pixel == QColor(Qt::green).rgba());
}
}
}
void tst_QStaticText::richTextOverridesPen()
{
QFont font = QGuiApplication::font();
font.setStyleStrategy(QFont::NoAntialias);
QFontMetricsF fm(font);
QPixmap image(qCeil(fm.width("XXXXX")), qCeil(fm.height()));
image.fill(Qt::white);
{
QPainter p(&image);
p.setFont(font);
p.setPen(Qt::green);
QStaticText staticText;
staticText.setText("<html><body><font color=\"#ff0000\">XXXXX</font></body></html>");
staticText.setTextFormat(Qt::RichText);
p.drawStaticText(0, 0, staticText);
}
QImage img = image.toImage();
for (int x=0; x<img.width(); ++x) {
for (int y=0; y<img.height(); ++y) {
QRgb pixel = img.pixel(x, y);
QVERIFY(pixel == QColor(Qt::white).rgba()
|| pixel == QColor(Qt::red).rgba());
}
}
}
void tst_QStaticText::drawStruckOutText()
{
QPixmap imageDrawText(1000, 1000);
QPixmap imageDrawStaticText(1000, 1000);
imageDrawText.fill(Qt::white);
imageDrawStaticText.fill(Qt::white);
QString s = QString::fromLatin1("Foobar");
QFont font;
font.setStrikeOut(true);
{
QPainter p(&imageDrawText);
p.setFont(font);
p.drawText(QPointF(50, 50), s);
}
{
QPainter p(&imageDrawStaticText);
QStaticText text = QStaticText(s);
p.setFont(font);
p.drawStaticText(QPointF(50, 50 - QFontMetricsF(p.font()).ascent()), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("drawStruckOutText_imageDrawText.png");
imageDrawStaticText.save("drawStruckOutText_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawText, imageDrawStaticText);
}
void tst_QStaticText::drawOverlinedText()
{
QPixmap imageDrawText(1000, 1000);
QPixmap imageDrawStaticText(1000, 1000);
imageDrawText.fill(Qt::white);
imageDrawStaticText.fill(Qt::white);
QString s = QString::fromLatin1("Foobar");
QFont font;
font.setOverline(true);
{
QPainter p(&imageDrawText);
p.setFont(font);
p.drawText(QPointF(50, 50), s);
}
{
QPainter p(&imageDrawStaticText);
QStaticText text = QStaticText(s);
p.setFont(font);
p.drawStaticText(QPointF(50, 50 - QFontMetricsF(p.font()).ascent()), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("drawOverlinedText_imageDrawText.png");
imageDrawStaticText.save("drawOverlinedText_imageDrawStaticText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawText, imageDrawStaticText);
}
void tst_QStaticText::drawUnderlinedText()
{
QPixmap imageDrawText(1000, 1000);
QPixmap imageDrawStaticText(1000, 1000);
imageDrawText.fill(Qt::white);
imageDrawStaticText.fill(Qt::white);
QString s = QString::fromLatin1("Foobar");
QFont font;
font.setUnderline(true);
{
QPainter p(&imageDrawText);
p.setFont(font);
p.drawText(QPointF(50, 50), s);
}
{
QPainter p(&imageDrawStaticText);
QStaticText text = QStaticText(s);
p.setFont(font);
p.drawStaticText(QPointF(50, 50 - QFontMetricsF(p.font()).ascent()), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("drawUnderlinedText_imageDrawText.png");
imageDrawStaticText.save("drawUnderlinedText_imageDrawStaticText.png");
#endif
QCOMPARE(imageDrawText, imageDrawStaticText);
}
void tst_QStaticText::unprintableCharacter_qtbug12614()
{
QString s(QChar(0x200B)); // U+200B, ZERO WIDTH SPACE
QStaticText staticText(s);
QVERIFY(staticText.size().isValid()); // Force layout. Should not crash.
}
void tst_QStaticText::underlinedColor_qtbug20159()
{
QString multiScriptText;
multiScriptText += QChar(0x0410); // Cyrillic 'A'
multiScriptText += QLatin1Char('A');
QStaticText staticText(multiScriptText);
QFont font;
font.setUnderline(true);
staticText.prepare(QTransform(), font);
QStaticTextPrivate *d = QStaticTextPrivate::get(&staticText);
QCOMPARE(d->itemCount, 2);
// The pen should not be marked as dirty when drawing the underline
QVERIFY(!d->items[0].color.isValid());
QVERIFY(!d->items[1].color.isValid());
}
void tst_QStaticText::textDocumentColor()
{
QStaticText staticText("A<font color=\"red\">B</font>");
staticText.setTextFormat(Qt::RichText);
staticText.prepare();
QStaticTextPrivate *d = QStaticTextPrivate::get(&staticText);
QCOMPARE(d->itemCount, 2);
// The pen should not be marked as dirty when drawing the underline
QVERIFY(!d->items[0].color.isValid());
QVERIFY(d->items[1].color.isValid());
QCOMPARE(d->items[1].color, QColor(Qt::red));
}
QTEST_MAIN(tst_QStaticText)
#include "tst_qstatictext.moc"