/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** 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 #include #include #include #include #include #include #include //TESTED_CLASS= //TESTED_FILES=gui/text/qtextdocumentlayout_p.h gui/text/qtextdocumentlayout.cpp class tst_QTextDocumentLayout : public QObject { Q_OBJECT public: inline tst_QTextDocumentLayout() {} virtual ~tst_QTextDocumentLayout() {} public slots: void init(); void cleanup(); private slots: void defaultPageSizeHandling(); void idealWidth(); void lineSeparatorFollowingTable(); void wrapAtWordBoundaryOrAnywhere(); void inlineImage(); void clippedTableCell(); void floatingTablePageBreak(); private: QTextDocument *doc; }; void tst_QTextDocumentLayout::init() { doc = new QTextDocument; } void tst_QTextDocumentLayout::cleanup() { delete doc; doc = 0; } void tst_QTextDocumentLayout::defaultPageSizeHandling() { QAbstractTextDocumentLayout *layout = doc->documentLayout(); QVERIFY(layout); QVERIFY(!doc->pageSize().isValid()); QSizeF docSize = layout->documentSize(); QVERIFY(docSize.width() > 0 && docSize.width() < 1000); QVERIFY(docSize.height() > 0 && docSize.height() < 1000); doc->setPlainText("Some text\nwith a few lines\nand not real information\nor anything otherwise useful"); docSize = layout->documentSize(); QVERIFY(docSize.isValid()); QVERIFY(docSize.width() != INT_MAX); QVERIFY(docSize.height() != INT_MAX); } void tst_QTextDocumentLayout::idealWidth() { doc->setPlainText("Some text\nwith a few lines\nand not real information\nor anything otherwise useful"); doc->setTextWidth(1000); QCOMPARE(doc->textWidth(), qreal(1000)); QCOMPARE(doc->size().width(), doc->textWidth()); QVERIFY(doc->idealWidth() < doc->textWidth()); QVERIFY(doc->idealWidth() > 0); QTextBlockFormat fmt; fmt.setAlignment(Qt::AlignRight | Qt::AlignAbsolute); QTextCursor cursor(doc); cursor.select(QTextCursor::Document); cursor.mergeBlockFormat(fmt); QCOMPARE(doc->textWidth(), qreal(1000)); QCOMPARE(doc->size().width(), doc->textWidth()); QVERIFY(doc->idealWidth() < doc->textWidth()); QVERIFY(doc->idealWidth() > 0); } // none of the QTextLine items in the document should intersect with the margin rect void tst_QTextDocumentLayout::lineSeparatorFollowingTable() { QString html_begin("
Column 1
Data

"); QString html_text("bla bla bla bla bla bla bla bla
"); QString html_end("
Column 1
Data
"); QString html = html_begin; for (int i = 0; i < 80; ++i) html += html_text; html += html_end; doc->setHtml(html); QTextCursor cursor(doc); cursor.movePosition(QTextCursor::Start); const int margin = 87; const int pageWidth = 873; const int pageHeight = 1358; QTextFrameFormat fmt = doc->rootFrame()->frameFormat(); fmt.setMargin(margin); doc->rootFrame()->setFrameFormat(fmt); QFont font(doc->defaultFont()); font.setPointSize(10); doc->setDefaultFont(font); doc->setPageSize(QSizeF(pageWidth, pageHeight)); QRectF marginRect(QPointF(0, pageHeight - margin), QSizeF(pageWidth, 2 * margin)); // force layouting doc->pageCount(); for (QTextBlock block = doc->begin(); block != doc->end(); block = block.next()) { QTextLayout *layout = block.layout(); for (int i = 0; i < layout->lineCount(); ++i) { QTextLine line = layout->lineAt(i); QRectF rect = line.rect().translated(layout->position()); QVERIFY(!rect.intersects(marginRect)); } } } void tst_QTextDocumentLayout::wrapAtWordBoundaryOrAnywhere() { //task 150562 QTextEdit edit; edit.setText("
hello hello hello" "thisisabigwordthisisabigwordthisisabigwordthisisabigwordthisisabigword" "hello hello hello
"); edit.setWordWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere); edit.resize(100, 100); edit.show(); QVERIFY(!edit.horizontalScrollBar()->isVisible()); } void tst_QTextDocumentLayout::inlineImage() { doc->setPageSize(QSizeF(800, 500)); QImage img(400, 400, QImage::Format_RGB32); QLatin1String name("bigImage"); doc->addResource(QTextDocument::ImageResource, QUrl(name), img); QTextImageFormat imgFormat; imgFormat.setName(name); imgFormat.setWidth(img.width()); QTextFrameFormat fmt = doc->rootFrame()->frameFormat(); qreal height = doc->pageSize().height() - fmt.topMargin() - fmt.bottomMargin(); imgFormat.setHeight(height); QTextCursor cursor(doc); cursor.insertImage(imgFormat); QCOMPARE(doc->pageCount(), 1); } void tst_QTextDocumentLayout::clippedTableCell() { const char *html = "
"; doc->setHtml(html); doc->pageSize(); QTextCursor cursor(doc); cursor.movePosition(QTextCursor::Right); QTextTable *table = cursor.currentTable(); QVERIFY(table); QTextCursor cellCursor = table->cellAt(0, 0).firstCursorPosition(); QImage src(16, 16, QImage::Format_ARGB32_Premultiplied); src.fill(0xffff0000); cellCursor.insertImage(src); QTextBlock block = cellCursor.block(); QRectF r = doc->documentLayout()->blockBoundingRect(block); QRectF rect(0, 0, r.left() + 1, 64); QImage img(64, 64, QImage::Format_ARGB32_Premultiplied); img.fill(0x0); QImage expected = img; QPainter p(&img); doc->drawContents(&p, rect); p.end(); p.begin(&expected); r.setWidth(1); p.fillRect(r, Qt::red); p.end(); img.save("img.png"); expected.save("expected.png"); QCOMPARE(img, expected); } void tst_QTextDocumentLayout::floatingTablePageBreak() { doc->clear(); QTextCursor cursor(doc); QTextTableFormat tableFormat; tableFormat.setPosition(QTextFrameFormat::FloatLeft); QTextTable *table = cursor.insertTable(50, 1, tableFormat); // Make height of document 2/3 of the table, fitting the table into two pages QSizeF documentSize = doc->size(); documentSize.rheight() *= 2.0 / 3.0; doc->setPageSize(documentSize); QCOMPARE(doc->pageCount(), 2); } QTEST_MAIN(tst_QTextDocumentLayout) #include "tst_qtextdocumentlayout.moc"