/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtGui module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QTEXTDOCUMENTLAYOUT_P_H+
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#define QTEXTDOCUMENTLAYOUT_P_H+
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+
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//+
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//  W A R N I N G+
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//  -------------+
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//+
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// This file is not part of the Qt API.  It exists purely as an+
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// implementation detail.  This header file may change from version to+
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// version without notice, or even be removed.+
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//+
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// We mean it.+
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//+
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+
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#include "QtGui/qabstracttextdocumentlayout.h"+
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#include "QtGui/qtextoption.h"+
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#include "QtGui/qtextobject.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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class QTextListFormat;+
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+
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class QTextDocumentLayoutPrivate;+
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+
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class Q_AUTOTEST_EXPORT QTextDocumentLayout : public QAbstractTextDocumentLayout+
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{+
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    Q_DECLARE_PRIVATE(QTextDocumentLayout)+
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    Q_OBJECT+
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    Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth)+
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    Q_PROPERTY(qreal idealWidth READ idealWidth)+
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    Q_PROPERTY(bool contentHasAlignment READ contentHasAlignment)+
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public:+
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    explicit QTextDocumentLayout(QTextDocument *doc);+
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+
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    // from the abstract layout+
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    void draw(QPainter *painter, const PaintContext &context);+
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    int hitTest(const QPointF &point, Qt::HitTestAccuracy accuracy) const;+
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+
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    int pageCount() const;+
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    QSizeF documentSize() const;+
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+
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    void setCursorWidth(int width);+
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    int cursorWidth() const;+
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+
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    // internal, to support the ugly FixedColumnWidth wordwrap mode in QTextEdit+
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    void setFixedColumnWidth(int width);+
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+
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    // internal for QTextEdit's NoWrap mode+
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    void setViewport(const QRectF &viewport);+
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+
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    virtual QRectF frameBoundingRect(QTextFrame *frame) const;+
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    virtual QRectF blockBoundingRect(const QTextBlock &block) const;+
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+
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    // ####+
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    int layoutStatus() const;+
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    int dynamicPageCount() const;+
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    QSizeF dynamicDocumentSize() const;+
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    void ensureLayouted(qreal);+
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+
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    qreal idealWidth() const;+
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+
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    bool contentHasAlignment() const;+
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+
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protected:+
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    void documentChanged(int from, int oldLength, int length);+
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    void resizeInlineObject(QTextInlineObject item, int posInDocument, const QTextFormat &format);+
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    void positionInlineObject(QTextInlineObject item, int posInDocument, const QTextFormat &format);+
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    void drawInlineObject(QPainter *p, const QRectF &rect, QTextInlineObject item,+
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                          int posInDocument, const QTextFormat &format);+
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    virtual void timerEvent(QTimerEvent *e);+
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private:+
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    QRectF doLayout(int from, int oldLength, int length);+
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    void layoutFinished();+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif // QTEXTDOCUMENTLAYOUT_P_H+
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