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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
******************************************************************************/
#ifndef QGRAPHICSANCHORLAYOUT_H
#define QGRAPHICSANCHORLAYOUT_H
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qgraphicsitem.h>
#include <QtWidgets/qgraphicslayout.h>
QT_REQUIRE_CONFIG(graphicsview);
QT_BEGIN_NAMESPACE
class QGraphicsAnchorPrivate;
class QGraphicsAnchorLayout;
class QGraphicsAnchorLayoutPrivate;
class Q_WIDGETS_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;
};
class Q_WIDGETS_EXPORT QGraphicsAnchorLayout : public QGraphicsLayout
{
public:
QGraphicsAnchorLayout(QGraphicsLayoutItem *parent = nullptr);
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) override;
void setGeometry(const QRectF &rect) override;
int count() const override;
QGraphicsLayoutItem *itemAt(int index) const override;
void invalidate() override;
protected:
QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const override;
private:
Q_DISABLE_COPY(QGraphicsAnchorLayout)
Q_DECLARE_PRIVATE(QGraphicsAnchorLayout)
friend class QGraphicsAnchor;
};
QT_END_NAMESPACE
#endif
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