C++ KoParagraphStyle::setListStyle方法代码示例

void TestDocumentLayout::testBasicList()
{
    initForNewTest("Base\nListItem\nListItem2: The quick brown fox jums over the lazy dog.\nNormal\nNormal");

    KoParagraphStyle style;
    QTextBlock block = m_doc->begin();
    style.applyStyle(block);
    block = block.next();
    QVERIFY(block.isValid());

    KoListStyle listStyle;
    KoListLevelProperties level1;
    level1.setStyle(KoListStyle::Bullet);
    listStyle.setLevelProperties(level1);
    style.setListStyle(&listStyle);
    style.applyStyle(block); // make this a listStyle
    QVERIFY(block.textList());
    QCOMPARE(block.textList()->format().intProperty(QTextListFormat::ListStyle), (int) KoListStyle::Bullet);
    block = block.next();
    QVERIFY(block.isValid());
    style.applyStyle(block); // make this a listStyle

    m_layout->layout();
    QTextLayout *blockLayout = m_block.layout();

    QCOMPARE(blockLayout->lineAt(0).x(), 0.0);
    block = m_doc->begin().next();
    QVERIFY(block.isValid());
    blockLayout = block.layout(); // parag 2
    KoTextBlockData *data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    qreal counterSpacing = data->counterSpacing();
    QVERIFY(counterSpacing > 0.);
    // 12 is hardcoded to be the width of a discitem (taken from the default font):
    QCOMPARE(blockLayout->lineAt(0).x(), 12.0 + counterSpacing);
    block = block.next();
    QVERIFY(block.isValid());
    blockLayout = block.layout(); // parag 3
    QCOMPARE(blockLayout->lineAt(0).x(), 12.0 + counterSpacing);
    QVERIFY(blockLayout->lineCount() > 1);
    QCOMPARE(blockLayout->lineAt(1).x(), 12.0 + counterSpacing); // make sure not only the first line is indented
    block = block.next();
    QVERIFY(block.isValid());
    blockLayout = block.layout(); // parag 4
    QCOMPARE(blockLayout->lineAt(0).x(), 0.0);
}

void TestDocumentLayout::testNumberedList()
{
    initForNewTest("Base\nListItem1\nListItem2\nListItem3\nListItem4\nListItem5\nListItem6\nListItem6\nListItem7\nListItem8\nListItem9\nListItem10\nListItem11\nListItem12\n");

    KoParagraphStyle style;
    m_styleManager->add(&style);
    QTextBlock block = m_doc->begin();
    style.applyStyle(block);
    block = block.next();

    KoListStyle listStyle;
    KoListLevelProperties llp;
    llp.setStyle(KoListStyle::DecimalItem);
    listStyle.setLevelProperties(llp);
    style.setListStyle(&listStyle);

    QTextList *previous = 0;
    int i;
    for (i = 1; i <= 9; i++) {
        QVERIFY(block.isValid());
        // qDebug() << "->" << block.text();
        style.applyStyle(block);
        QTextList *textList = block.textList();
        QVERIFY(textList);
        if (previous == 0) {
            previous = textList;
        } else {
            QCOMPARE(textList, previous);
        }
        QCOMPARE(textList->format().intProperty(QTextListFormat::ListStyle), (int)(KoListStyle::DecimalItem));
        block = block.next();
    }
    m_layout->layout();
    QTextLayout *blockLayout = m_block.layout();

    QCOMPARE(blockLayout->lineAt(0).x(), 0.0);
    QTextBlock blok = m_doc->begin().next();
    qreal indent = blok.layout()->lineAt(0).x();
    QVERIFY(indent > 0.0);
    for (i = 1; i <= 9; ++i) {
        // qDebug() << "=>" << blok.text();
        QTextList *textList = blok.textList();
        QVERIFY(textList);
        QCOMPARE(blok.layout()->lineAt(0).x(), indent); // all the same indent.
        blok = blok.next();
    }

    // now make number of listitems be more than 10, so we use 2 digits.
    for (i = 9; i <= 12; ++i) {
        QVERIFY(block.isValid());
        style.applyStyle(block);
        // qDebug() << "->" << block.text();
        block = block.next();
    }
    m_layout->layout();
    blockLayout = m_block.layout();

    QCOMPARE(blockLayout->lineAt(0).x(), 0.0);
    blok = m_doc->begin().next();
    qreal indent2 = blok.layout()->lineAt(0).x();
    QVERIFY(indent2 > indent); // since it takes an extra digit
    for (i = 2; i <= 12; ++i) {
        // qDebug() << "=>" << blok.text();
        QCOMPARE(blok.layout()->lineAt(0).x(), indent2); // all the same indent.
        blok = blok.next();
    }

    // now to make sure the text is actually properly set.
    block = m_doc->begin().next();
    i = 1;
    while (block.isValid() && i < 13) {
        KoTextBlockData *data = dynamic_cast<KoTextBlockData *>(block.userData());
        QVERIFY(data);
        QCOMPARE(data->counterText(), QString::number(i++));
        block = block.next();
    }

    llp.setListItemSuffix(".");
    llp.setStartValue(4);
    listStyle.setLevelProperties(llp);

    QTextCursor cursor(m_doc);
    cursor.setPosition(10); // listItem1
    QTextBlockFormat format = cursor.blockFormat();
    format.setProperty(KoParagraphStyle::ListStartValue, 4);
    cursor.setBlockFormat(format);

    cursor.setPosition(40); // listItem4
    format = cursor.blockFormat();
    format.setProperty(KoParagraphStyle::ListStartValue, 12);
    cursor.setBlockFormat(format);

    // at this point we start numbering at 4. Have 4, 5, 6, 12, 13, 14, 15 etc
    m_layout->layout();

    // now to make sur the text is actually properly set.
    block = m_doc->begin().next();
    i = 4;
    while (block.isValid() && i < 22) {
        if (i == 7) {
//.........这里部分代码省略.........

void TestDocumentLayout::testInterruptedLists()
{
    initForNewTest("ListItem1\nListItem2\nNormal Parag\nAnother parag\nListItem3\n");
    // expect that normal paragraphs do not break a list (i.e not restart it)

    KoParagraphStyle style;
    KoListStyle listStyle;
    KoListLevelProperties llp = listStyle.levelProperties(1);
    llp.setStyle(KoListStyle::DecimalItem);
    llp.setStartValue(1);
    llp.setListItemSuffix(".");
    listStyle.setLevelProperties(llp);
    style.setListStyle(&listStyle);

    QTextBlock block = m_doc->begin();
    style.applyStyle(block);
    block = block.next();
    style.applyStyle(block);
    block = block.next();
    block = block.next();
    block = block.next();
    style.applyStyle(block);

    m_layout->layout();

    block = m_doc->begin();
    KoTextBlockData *data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    QVERIFY(data->counterText() == "1.");
    block = block.next();
    data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    QVERIFY(data->counterText() == "2.");
    block = block.next();
    QCOMPARE(block.layout()->lineAt(0).x(), 0.0);
    QVERIFY(block.userData() ==  0);
    block = block.next();
    QCOMPARE(block.layout()->lineAt(0).x(), 0.0);
    QVERIFY(block.userData() ==  0);
    block = block.next(); // list item 3
    data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    //qDebug() << data->counterText();
    QVERIFY(data->counterText() == "3.");

// I have doubts what consecutiveNumbering should do.  Disable the feature for now.
#if 0
    // now the other way around
    block = m_doc->begin();
    listStyle.setConsecutiveNumbering(false);
    listStyle.applyStyle(block);
    m_layout->layout();

    data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    QVERIFY(data->counterText() == "1.");
    block = block.next();
    data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    QVERIFY(data->counterText() == "2.");
    block = block.next();
    QCOMPARE(block.layout()->lineAt(0).x(), 0.0);
    QVERIFY(block.userData() ==  0);
    block = block.next();
    QCOMPARE(block.layout()->lineAt(0).x(), 0.0);
    QVERIFY(block.userData() ==  0);
    block = block.next(); // list item 3
    data = dynamic_cast<KoTextBlockData *>(block.userData());
    QVERIFY(data);
    qDebug() << data->counterText();
    QVERIFY(data->counterText() == "1.");
#endif
}