qt5base-lts/tests/auto/gui/text/qstatictext/tst_qstatictext.cpp
Lars Knoll 6ae7a02104 Remove most compiler warnings about missing overrides
Remove around 1000 compiler warnings about missing overrides
in our auto tests.

This significantly reduce the compiler warning noise in our auto
tests, so that one can actually better see the real problems
inbetween.

Change-Id: Id0c04dba43fcaf55d8cd2b5c6697358857c31bf9
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
2020-09-11 00:20:47 +02:00

913 lines
27 KiB
C++

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <QtGui/QGuiApplication>
#include <QtGui/QPainter>
#include <QtGui/QImage>
#include <qstatictext.h>
#include <qpaintengine.h>
#ifdef QT_BUILD_INTERNAL
#include <private/qstatictext_p.h>
#endif
// #define DEBUG_SAVE_IMAGE
static inline QImage blankSquare()
{
// 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);
return pm.toImage();
}
class tst_QStaticText: public QObject
{
Q_OBJECT
public:
tst_QStaticText() : m_whiteSquare(blankSquare()) {}
private slots:
void constructionAndDestruction();
void drawToPoint_data();
void drawToPoint();
void drawToRect_data();
void drawToRect();
void compareToDrawText_data();
void compareToDrawText();
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 unprintableCharacter_qtbug12614();
#ifdef QT_BUILD_INTERNAL
void underlinedColor_qtbug20159();
void textDocumentColor();
#endif
void multiLine();
void size_qtbug65836();
private:
bool supportsTransformations() const;
const QImage m_whiteSquare;
};
Q_DECLARE_METATYPE(QImage::Format);
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::compareToDrawText_data()
{
QTest::addColumn<QFont>("font");
QTest::newRow("default") << QFont();
QFont sansserif; sansserif.setStyleHint(QFont::SansSerif);
QFont serif; serif.setStyleHint(QFont::Serif);
QFont monospace; monospace.setStyleHint(QFont::Monospace);
QTest::newRow("sans-serif") << QFont(sansserif.defaultFamily());
QTest::newRow("serif") << QFont(serif.defaultFamily());
QTest::newRow("monospace") << QFont(monospace.defaultFamily());
}
void tst_QStaticText::compareToDrawText()
{
QFETCH(QFont, font);
QPixmap imageDrawText(1000, 1000);
imageDrawText.fill(Qt::white);
{
QPainter p(&imageDrawText);
p.setFont(font);
p.drawText(QRectF(11, 12, 30, 500), "Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
}
QPixmap imageDrawStaticPlainText(1000, 1000);
imageDrawStaticPlainText.fill(Qt::white);
{
QPainter p(&imageDrawStaticPlainText);
p.setFont(font);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextWidth(10),
p.setClipRect(QRectF(11, 12, 30, 500));
text.setTextFormat(Qt::PlainText);
p.drawStaticText(QPointF(11, 12), text);
}
QPixmap imageDrawStaticRichText(1000, 1000);
imageDrawStaticRichText.fill(Qt::white);
{
QPainter p(&imageDrawStaticRichText);
p.setFont(font);
QStaticText text("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
text.setTextWidth(10),
p.setClipRect(QRectF(11, 12, 30, 500));
text.setTextFormat(Qt::RichText);
p.drawStaticText(QPointF(11, 12), text);
}
#if defined(DEBUG_SAVE_IMAGE)
imageDrawText.save("compareToDrawText_imageDrawText.png");
imageDrawStaticText.save("compareToDrawText_imageDrawStaticPlainText.png");
imageDrawStaticText.save("compareToDrawText_imageDrawStaticRichText.png");
#endif
QVERIFY(imageDrawText.toImage() != m_whiteSquare);
QCOMPARE(imageDrawStaticPlainText, imageDrawText);
QCOMPARE(imageDrawStaticRichText, 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);
#ifdef Q_OS_ANDROID
QEXPECT_FAIL("", "QTBUG-69218", Continue);
#endif
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);
#ifdef Q_OS_ANDROID
QEXPECT_FAIL("", "QTBUG-69220", Continue);
#endif
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);
}
static bool checkPixels(const QImage &image,
Qt::GlobalColor expectedColor1, Qt::GlobalColor expectedColor2,
QByteArray *errorMessage)
{
const QRgb expectedRgb1 = QColor(expectedColor1).rgba();
const QRgb expectedRgb2 = QColor(expectedColor2).rgba();
for (int x = 0, w = image.width(); x < w; ++x) {
for (int y = 0, h = image.height(); y < h; ++y) {
const QRgb pixel = image.pixel(x, y);
if (pixel != expectedRgb1 && pixel != expectedRgb2) {
QString message;
QDebug(&message) << "Color mismatch in image" << image
<< "at" << x << ',' << y << ':' << Qt::showbase << Qt::hex << pixel
<< "(expected: " << expectedRgb1 << ',' << expectedRgb2 << ')';
*errorMessage = message.toLocal8Bit();
return false;
}
}
}
return true;
}
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.horizontalAdvance("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);
}
QByteArray errorMessage;
QVERIFY2(checkPixels(image, Qt::yellow, Qt::white, &errorMessage),
errorMessage.constData());
}
void tst_QStaticText::setPenRichText()
{
QFont font = QGuiApplication::font();
font.setStyleStrategy(QFont::NoAntialias);
QFontMetricsF fm(font);
QPixmap image(qCeil(fm.horizontalAdvance("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);
}
QByteArray errorMessage;
QVERIFY2(checkPixels(image.toImage(), Qt::green, Qt::white, &errorMessage),
errorMessage.constData());
}
void tst_QStaticText::richTextOverridesPen()
{
QFont font = QGuiApplication::font();
font.setStyleStrategy(QFont::NoAntialias);
QFontMetricsF fm(font);
QPixmap image(qCeil(fm.horizontalAdvance("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);
}
QByteArray errorMessage;
QVERIFY2(checkPixels(image.toImage(), Qt::red, Qt::white, &errorMessage),
errorMessage.constData());
}
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.
}
#ifdef QT_BUILD_INTERNAL
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));
}
#endif
class TestPaintEngine: public QPaintEngine
{
public:
void drawTextItem(const QPointF &p, const QTextItem &) override
{
differentVerticalPositions.insert(qRound(p.y()));
}
void updateState(const QPaintEngineState &) override {}
void drawPolygon(const QPointF *, int , PolygonDrawMode ) override {}
bool begin(QPaintDevice *) override { return true; }
bool end() override { return true; }
void drawPixmap(const QRectF &, const QPixmap &, const QRectF &) override {}
Type type() const override
{
return User;
}
QSet<int> differentVerticalPositions;
};
class TestPixmap: public QPixmap
{
public:
TestPixmap(int w, int h) : QPixmap(w, h), testPaintEngine(new TestPaintEngine) {}
~TestPixmap() { delete testPaintEngine; }
QPaintEngine *paintEngine() const override
{
return testPaintEngine;
}
TestPaintEngine *testPaintEngine;
};
void tst_QStaticText::multiLine()
{
TestPixmap pixmap(100, 100);
TestPaintEngine *paintEngine = pixmap.testPaintEngine;
{
QPainter p(&pixmap);
QStaticText text;
text.setText(QLatin1String("line 1") + QChar(QChar::LineSeparator) + QLatin1String("line 2"));
p.drawStaticText(0, 0, text);
}
QCOMPARE(paintEngine->differentVerticalPositions.size(), 2);
}
void tst_QStaticText::size_qtbug65836()
{
const QString text = QLatin1String("Lorem ipsum dolor sit amet, "
"consectetur adipiscing elit.");
QFont font("Courier");
font.setPixelSize(15);
{
QStaticText st1(text);
st1.setTextFormat(Qt::PlainText);
st1.prepare(QTransform(), font);
QStaticText st2(text);
st2.setTextFormat(Qt::RichText);
QTextOption opt;
opt.setWrapMode(QTextOption::NoWrap);
st2.setTextOption(opt);
st2.prepare(QTransform(), font);
QCOMPARE(st1.size(), st2.size());
}
{
QStaticText st1(text);
st1.setTextFormat(Qt::PlainText);
st1.setTextWidth(10.0);
st1.prepare(QTransform(), font);
QStaticText st2(text);
st2.setTextFormat(Qt::RichText);
st2.setTextWidth(10.0);
st2.prepare(QTransform(), font);
QCOMPARE(st1.size(), st2.size());
}
}
QTEST_MAIN(tst_QStaticText)
#include "tst_qstatictext.moc"