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-/****************************************************************************
-**
-** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtGui module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** 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.
-**
-** 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.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QPIXMAPFILTER_H
-#define QPIXMAPFILTER_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include <QtCore/qnamespace.h>
-#include <QtGui/qpixmap.h>
-#include <QtGui/qgraphicseffect.h>
-
-#ifndef QT_NO_GRAPHICSEFFECT
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Gui)
-
-class QPainter;
-class QPixmapData;
-
-class QPixmapFilterPrivate;
-
-class Q_GUI_EXPORT QPixmapFilter : public QObject
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QPixmapFilter)
-public:
- virtual ~QPixmapFilter() = 0;
-
- enum FilterType {
- ConvolutionFilter,
- ColorizeFilter,
- DropShadowFilter,
- BlurFilter,
-
- UserFilter = 1024
- };
-
- FilterType type() const;
-
- virtual QRectF boundingRectFor(const QRectF &rect) const;
-
- virtual void draw(QPainter *painter, const QPointF &p, const QPixmap &src, const QRectF &srcRect = QRectF()) const = 0;
-
-protected:
- QPixmapFilter(QPixmapFilterPrivate &d, FilterType type, QObject *parent);
- QPixmapFilter(FilterType type, QObject *parent);
-};
-
-class QPixmapConvolutionFilterPrivate;
-
-class Q_GUI_EXPORT QPixmapConvolutionFilter : public QPixmapFilter
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QPixmapConvolutionFilter)
-
-public:
- QPixmapConvolutionFilter(QObject *parent = 0);
- ~QPixmapConvolutionFilter();
-
- void setConvolutionKernel(const qreal *matrix, int rows, int columns);
-
- QRectF boundingRectFor(const QRectF &rect) const;
- void draw(QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect = QRectF()) const;
-
-private:
- friend class QGLPixmapConvolutionFilter;
- friend class QVGPixmapConvolutionFilter;
- const qreal *convolutionKernel() const;
- int rows() const;
- int columns() const;
-};
-
-class QPixmapBlurFilterPrivate;
-
-class Q_GUI_EXPORT QPixmapBlurFilter : public QPixmapFilter
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QPixmapBlurFilter)
-
-public:
- QPixmapBlurFilter(QObject *parent = 0);
- ~QPixmapBlurFilter();
-
- void setRadius(qreal radius);
- void setBlurHints(QGraphicsBlurEffect::BlurHints hints);
-
- qreal radius() const;
- QGraphicsBlurEffect::BlurHints blurHints() const;
-
- QRectF boundingRectFor(const QRectF &rect) const;
- void draw(QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect = QRectF()) const;
-
-private:
- friend class QGLPixmapBlurFilter;
-};
-
-class QPixmapColorizeFilterPrivate;
-
-class Q_GUI_EXPORT QPixmapColorizeFilter : public QPixmapFilter
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QPixmapColorizeFilter)
-
-public:
- QPixmapColorizeFilter(QObject *parent = 0);
-
- void setColor(const QColor& color);
- QColor color() const;
-
- void setStrength(qreal strength);
- qreal strength() const;
-
- void draw(QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect = QRectF()) const;
-};
-
-class QPixmapDropShadowFilterPrivate;
-
-class Q_GUI_EXPORT QPixmapDropShadowFilter : public QPixmapFilter
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QPixmapDropShadowFilter)
-
-public:
- QPixmapDropShadowFilter(QObject *parent = 0);
- ~QPixmapDropShadowFilter();
-
- QRectF boundingRectFor(const QRectF &rect) const;
- void draw(QPainter *p, const QPointF &pos, const QPixmap &px, const QRectF &src = QRectF()) const;
-
- qreal blurRadius() const;
- void setBlurRadius(qreal radius);
-
- QColor color() const;
- void setColor(const QColor &color);
-
- QPointF offset() const;
- void setOffset(const QPointF &offset);
- inline void setOffset(qreal dx, qreal dy) { setOffset(QPointF(dx, dy)); }
-};
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif //QT_NO_GRAPHICSEFFECT
-#endif // QPIXMAPFILTER_H