--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/auto/qstatictext/tst_qstatictext.cpp Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,625 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <QtGui/QApplication>
+#include <QtGui/QPainter>
+#include <QtGui/QImage>
+
+#include <qstatictext.h>
+#include <qpaintengine.h>
+
+#include <private/qstatictext_p.h>
+#include <private/qapplication_p.h>
+
+// #define DEBUG_SAVE_IMAGE
+
+class tst_QStaticText: public QObject
+{
+ Q_OBJECT
+
+private:
+ bool supportsTransformations() const;
+
+private slots:
+ 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 translatedPainter();
+ void rotatedPainter();
+ void scaledPainter();
+ void projectedPainter();
+ void rotatedScaledAndTranslatedPainter();
+ void transformationChanged();
+
+ void plainTextVsRichText();
+
+ void setPenPlainText();
+ void setPenRichText();
+ void richTextOverridesPen();
+};
+
+void tst_QStaticText::init()
+{
+}
+
+void tst_QStaticText::cleanup()
+{
+}
+
+void tst_QStaticText::constructionAndDestruction()
+{
+ QStaticText text("My 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);
+ }
+
+ 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
+
+ QCOMPARE(imageDrawStaticText, imageDrawText);
+}
+
+void tst_QStaticText::prepareToCorrectData()
+{
+ 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.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 (!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);
+ }
+
+ QCOMPARE(imageDrawStaticText, imageDrawText);
+}
+
+
+void tst_QStaticText::setFont()
+{
+ QFont font = QApplication::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
+
+ 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);
+ }
+
+ 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);
+ }
+
+ QCOMPARE(imageDrawStaticText, imageDrawText);
+}
+
+bool tst_QStaticText::supportsTransformations() const
+{
+ QPixmap pm(10, 10);
+ QPainter p(&pm);
+ QPaintEngine *engine = p.paintEngine();
+
+ QPaintEngine::Type type = engine->type();
+
+ if (type == QPaintEngine::OpenGL2
+ || type == QPaintEngine::OpenGL
+#if !defined Q_WS_WIN
+ || type == QPaintEngine::Raster
+#endif
+ )
+ return false;
+
+ return true;
+}
+
+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
+
+ 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);
+ }
+
+ 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);
+}
+
+void tst_QStaticText::rotatedScaledAndTranslatedPainter()
+{
+ QPixmap imageDrawText(1000, 1000);
+ imageDrawText.fill(Qt::white);
+ {
+ QPainter p(&imageDrawText);
+ 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.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
+
+ if (!supportsTransformations())
+ QEXPECT_FAIL("", "Graphics system does not support transformed text on this platform", Abort);
+ QCOMPARE(imageDrawStaticText, imageDrawText);
+}
+
+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(7.0, 5.0);
+ 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(7.0, 5.0);
+ p.drawStaticText(QPointF(0, 0), text);
+ }
+
+#if defined(DEBUG_SAVE_IMAGE)
+ imageDrawText.save("transformationChanged_imageDrawText.png");
+ imageDrawStaticText.save("transformationChanged_imageDrawStaticText.png");
+#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
+
+ QCOMPARE(imagePlainText, imageRichText);
+}
+
+void tst_QStaticText::setPenPlainText()
+{
+ QFont font = QApplication::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("XXXXX");
+ staticText.setTextFormat(Qt::PlainText);
+ p.drawStaticText(0, fm.ascent(), 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::setPenRichText()
+{
+ QFont font = QApplication::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 = QApplication::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());
+ }
+ }
+}
+
+QTEST_MAIN(tst_QStaticText)
+#include "tst_qstatictext.moc"