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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#ifndef FORMEDITORGRAPHICSVIEW_H
#define FORMEDITORGRAPHICSVIEW_H
#include <QGraphicsView>
namespace QmlDesigner {
class FormEditorGraphicsView : public QGraphicsView
{
Q_OBJECT
public:
explicit FormEditorGraphicsView(QWidget *parent = 0);
void setRootItemRect(const QRectF &rect);
QRectF rootItemRect() const;
void activateCheckboardBackground();
void activateColoredBackground(const QColor &color);
protected:
void drawBackground(QPainter *painter, const QRectF &rect);
void wheelEvent(QWheelEvent *event);
void mousePressEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
private:
bool m_isPanning;
int m_panStartX, m_panStartY;
QRectF m_rootItemRect;
};
} // namespace QmlDesigner
#endif // FORMEDITORGRAPHICSVIEW_H
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