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**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
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** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGRAPHICSANCHORLAYOUT_H
#define QGRAPHICSANCHORLAYOUT_H
#include <QtGui/qgraphicsitem.h>
#include <QtGui/qgraphicslayout.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
class QGraphicsAnchorPrivate;
class QGraphicsAnchorLayout;
class QGraphicsAnchorLayoutPrivate;
class Q_GUI_EXPORT QGraphicsAnchor : public QObject
{
Q_OBJECT
Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing RESET unsetSpacing)
Q_PROPERTY(QSizePolicy::Policy sizePolicy READ sizePolicy WRITE setSizePolicy)
public:
void setSpacing(qreal spacing);
void unsetSpacing();
qreal spacing() const;
void setSizePolicy(QSizePolicy::Policy policy);
QSizePolicy::Policy sizePolicy() const;
~QGraphicsAnchor();
private:
QGraphicsAnchor(QGraphicsAnchorLayout *parent);
Q_DECLARE_PRIVATE(QGraphicsAnchor)
friend class QGraphicsAnchorLayoutPrivate;
friend struct AnchorData;
};
class Q_GUI_EXPORT QGraphicsAnchorLayout : public QGraphicsLayout
{
public:
QGraphicsAnchorLayout(QGraphicsLayoutItem *parent = 0);
virtual ~QGraphicsAnchorLayout();
QGraphicsAnchor *addAnchor(QGraphicsLayoutItem *firstItem, Qt::AnchorPoint firstEdge,
QGraphicsLayoutItem *secondItem, Qt::AnchorPoint secondEdge);
QGraphicsAnchor *anchor(QGraphicsLayoutItem *firstItem, Qt::AnchorPoint firstEdge,
QGraphicsLayoutItem *secondItem, Qt::AnchorPoint secondEdge);
void addCornerAnchors(QGraphicsLayoutItem *firstItem, Qt::Corner firstCorner,
QGraphicsLayoutItem *secondItem, Qt::Corner secondCorner);
void addAnchors(QGraphicsLayoutItem *firstItem,
QGraphicsLayoutItem *secondItem,
Qt::Orientations orientations = Qt::Horizontal | Qt::Vertical);
void setHorizontalSpacing(qreal spacing);
void setVerticalSpacing(qreal spacing);
void setSpacing(qreal spacing);
qreal horizontalSpacing() const;
qreal verticalSpacing() const;
void removeAt(int index);
void setGeometry(const QRectF &rect);
int count() const;
QGraphicsLayoutItem *itemAt(int index) const;
void invalidate();
protected:
QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;
private:
Q_DISABLE_COPY(QGraphicsAnchorLayout)
Q_DECLARE_PRIVATE(QGraphicsAnchorLayout)
friend class QGraphicsAnchor;
};
#endif
QT_END_NAMESPACE
QT_END_HEADER
#endif
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