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authorLars Knoll <lars.knoll@nokia.com>2011-05-07 00:02:01 +0200
committerLars Knoll <lars.knoll@nokia.com>2011-05-07 00:02:01 +0200
commitf67b8df3ebdba2d398b9cce686b7c644adffff08 (patch)
tree062dd469f7cf8daa01a32d3e7b767b8fbdb7573a /src/widgets/effects/qpixmapfilter_p.h
parent32ce4fe9e6a94e77828e976776cf08da85254ff2 (diff)
library split
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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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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