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-rw-r--r--examples/effects/customshader/blureffect.cpp69
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diff --git a/examples/effects/customshader/blureffect.cpp b/examples/effects/customshader/blureffect.cpp
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--- a/examples/effects/customshader/blureffect.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2009 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.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "blureffect.h"
-
-#include <QDebug>
-
-BlurEffect::BlurEffect(QGraphicsItem *item)
- : QGraphicsBlurEffect()
- , m_baseLine(200), item(item)
-{
-}
-
-void BlurEffect::adjustForItem()
-{
- qreal y = m_baseLine - item->pos().y();
- qreal radius = qBound(qreal(0.0), y / 32, qreal(16.0));
- setBlurRadius(radius);
-}
-
-QRectF BlurEffect::boundingRect() const
-{
- const_cast<BlurEffect *>(this)->adjustForItem();
- return QGraphicsBlurEffect::boundingRect();
-}
-
-void BlurEffect::draw(QPainter *painter)
-{
- adjustForItem();
- QGraphicsBlurEffect::draw(painter);
-}