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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QGRAPHICSLINEARLAYOUT_H
#define QGRAPHICSLINEARLAYOUT_H
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qgraphicsitem.h>
#include <QtWidgets/qgraphicslayout.h>
QT_REQUIRE_CONFIG(graphicsview);
QT_BEGIN_NAMESPACE
class QGraphicsLinearLayoutPrivate;
class Q_WIDGETS_EXPORT QGraphicsLinearLayout : public QGraphicsLayout
{
public:
QGraphicsLinearLayout(QGraphicsLayoutItem *parent = nullptr);
QGraphicsLinearLayout(Qt::Orientation orientation, QGraphicsLayoutItem *parent = nullptr);
virtual ~QGraphicsLinearLayout();
void setOrientation(Qt::Orientation orientation);
Qt::Orientation orientation() const;
inline void addItem(QGraphicsLayoutItem *item) { insertItem(-1, item); }
inline void addStretch(int stretch = 1) { insertStretch(-1, stretch); }
void insertItem(int index, QGraphicsLayoutItem *item);
void insertStretch(int index, int stretch = 1);
void removeItem(QGraphicsLayoutItem *item);
void removeAt(int index) override;
void setSpacing(qreal spacing);
qreal spacing() const;
void setItemSpacing(int index, qreal spacing);
qreal itemSpacing(int index) const;
void setStretchFactor(QGraphicsLayoutItem *item, int stretch);
int stretchFactor(QGraphicsLayoutItem *item) const;
void setAlignment(QGraphicsLayoutItem *item, Qt::Alignment alignment);
Qt::Alignment alignment(QGraphicsLayoutItem *item) const;
void setGeometry(const QRectF &rect) override;
int count() const override;
QGraphicsLayoutItem *itemAt(int index) const override;
void invalidate() override;
QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const override;
#if 0 // ###
Q5SizePolicy::ControlTypes controlTypes(LayoutSide side) const;
#endif
void dump(int indent = 0) const;
protected:
#if 0
QSize contentsSizeHint(Qt::SizeHint which, const QSize &constraint = QSize()) const;
#endif
private:
Q_DISABLE_COPY(QGraphicsLinearLayout)
Q_DECLARE_PRIVATE(QGraphicsLinearLayout)
};
QT_END_NAMESPACE
#endif
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