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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 examples 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef IMAGECOMPOSER_H
#define IMAGECOMPOSER_H
#include <QPainter>
#include <QWidget>
QT_BEGIN_NAMESPACE
class QComboBox;
class QLabel;
class QToolButton;
QT_END_NAMESPACE
//! [0]
class ImageComposer : public QWidget
{
Q_OBJECT
public:
ImageComposer();
private slots:
void chooseSource();
void chooseDestination();
void recalculateResult();
//! [0]
//! [1]
private:
void addOp(QPainter::CompositionMode mode, const QString &name);
void chooseImage(const QString &title, QImage *image, QToolButton *button);
void loadImage(const QString &fileName, QImage *image, QToolButton *button);
QPainter::CompositionMode currentMode() const;
QPoint imagePos(const QImage &image) const;
QToolButton *sourceButton;
QToolButton *destinationButton;
QComboBox *operatorComboBox;
QLabel *equalLabel;
QLabel *resultLabel;
QImage sourceImage;
QImage destinationImage;
QImage resultImage;
};
//! [1]
#endif
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