qt5base-lts/tests/manual/qgraphicsitemgroup/widget.h

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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia 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 Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
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** $QT_END_LICENSE$
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****************************************************************************/
#ifndef WIDGET_H
#define WIDGET_H
#include "customitem.h"
#include <QWidget>
#include <QGraphicsItemGroup>
#include <QPainter>
namespace Ui {
class Widget;
}
class QGraphicsOpacityEffect;
class QPropertyAnimation;
class Widget : public QWidget
{
Q_OBJECT
public:
Widget(QWidget *parent = 0);
~Widget();
protected Q_SLOTS:
void on_rotate_valueChanged(int value);
void on_scale_valueChanged(int value);
void on_rotateItem_valueChanged(int value);
void on_scaleItem_valueChanged(int value);
void on_group_clicked();
void on_dismantle_clicked();
void on_merge_clicked();
void onSceneSelectionChanged();
void on_ungroup_clicked();
void on_buttonGroup_buttonClicked();
private:
void updateUngroupButton();
CustomItem * checkedItem() const;
Ui::Widget *ui;
CustomScene *scene;
CustomItem *rectBlue;
CustomItem *rectRed;
CustomItem *rectGreen;
CustomItem *rectYellow;
QGraphicsOpacityEffect* effect;
QPropertyAnimation *fadeIn;
QPropertyAnimation *fadeOut;
int previousSelectionCount;
};
#endif // WIDGET_H