4b611d649e
Task-number: QTBUG-74409 Change-Id: I20dfafc0c9bf8e2b68b03e171d70c2cb4ad2bfaf Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QWindow>
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#include <QtGui/qopengl.h>
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#include <QtOpenGL/qopenglshaderprogram.h>
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#include <QtOpenGL/qopenglframebufferobject.h>
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#include <QPropertyAnimation>
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#include <QColor>
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#include <QImage>
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#include <QTime>
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QT_BEGIN_NAMESPACE
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class QOpenGLContext;
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QT_END_NAMESPACE
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class PaintedWindow : public QWindow
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{
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Q_OBJECT
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Q_PROPERTY(qreal rotation READ rotation WRITE setRotation NOTIFY rotationChanged)
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public:
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PaintedWindow();
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qreal rotation() const { return m_rotation; }
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signals:
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void rotationChanged(qreal rotation);
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private slots:
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void paint();
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void setRotation(qreal r);
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void orientationChanged(Qt::ScreenOrientation newOrientation);
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void rotationDone();
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private:
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void exposeEvent(QExposeEvent *) override;
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void mousePressEvent(QMouseEvent *) override;
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void paint(QPainter *painter, const QRect &rect);
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QOpenGLContext *m_context;
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qreal m_rotation;
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QImage m_prevImage;
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QImage m_nextImage;
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qreal m_deltaRotation;
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Qt::ScreenOrientation m_targetOrientation;
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Qt::ScreenOrientation m_nextTargetOrientation;
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QPropertyAnimation *m_animation;
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QTimer *m_paintTimer;
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};
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