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- /****************************************************************************
- **
- ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
- ** All rights reserved.
- ** Contact: Nokia Corporation (qt-info@nokia.com)
- **
- ** This file is part of the examples of the Qt Toolkit.
- **
- ** $QT_BEGIN_LICENSE:BSD$
- ** You may use this file under the terms of the BSD license as follows:
- **
- ** "Redistribution and use in source and binary forms, with or without
- ** modification, are permitted provided that the following conditions are
- ** met:
- ** * Redistributions of source code must retain the above copyright
- ** notice, this list of conditions and the following disclaimer.
- ** * Redistributions in binary form must reproduce the above copyright
- ** notice, this list of conditions and the following disclaimer in
- ** the documentation and/or other materials provided with the
- ** distribution.
- ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
- ** the names of its contributors may be used to endorse or promote
- ** products derived from this software without specific prior written
- ** permission.
- **
- ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
- ** $QT_END_LICENSE$
- **
- ****************************************************************************/
- #include <QtGui>
- #include "glwidget.h"
- #include "helper.h"
- //! [0]
- GLWidget::GLWidget(Helper *helper, QWidget *parent)
- : QGLWidget(QGLFormat(QGL::SampleBuffers), parent), helper(helper)
- {
- elapsed = 0;
- setFixedSize(200, 200);
- setAutoFillBackground(false);
- }
- //! [0]
- //! [1]
- void GLWidget::animate()
- {
- elapsed = (elapsed + qobject_cast<QTimer*>(sender())->interval()) % 1000;
- repaint();
- }
- //! [1]
- //! [2]
- void GLWidget::paintEvent(QPaintEvent *event)
- {
- QPainter painter;
- painter.begin(this);
- painter.setRenderHint(QPainter::Antialiasing);
- helper->paint(&painter, event, elapsed);
- painter.end();
- }
- //! [2]
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