/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** 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 QPIXMAP_MAC_P_H #define QPIXMAP_MAC_P_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 #include #include QT_BEGIN_NAMESPACE class QMacPixmapData : public QPixmapData { public: QMacPixmapData(PixelType type); ~QMacPixmapData(); void resize(int width, int height); void fromImage(const QImage &image, Qt::ImageConversionFlags flags); void copy(const QPixmapData *data, const QRect &rect); int metric(QPaintDevice::PaintDeviceMetric metric) const; void fill(const QColor &color); QBitmap mask() const; void setMask(const QBitmap &mask); bool hasAlphaChannel() const; // QPixmap transformed(const QTransform &matrix, // Qt::TransformationMode mode) const; void setAlphaChannel(const QPixmap &alphaChannel); QPixmap alphaChannel() const; QImage toImage() const; QPaintEngine* paintEngine() const; private: int w, h, d; uint has_alpha : 1, has_mask : 1, uninit : 1; void macSetHasAlpha(bool b); void macGetAlphaChannel(QMacPixmapData *, bool asMask) const; void macSetAlphaChannel(const QMacPixmapData *, bool asMask); void macCreateCGImageRef(); void macCreatePixels(); void macReleaseCGImageRef(); /* pixels stores the pixmap data. pixelsToFree is either 0 or some memory block that was bound to a CGImageRef and released, and for which the release callback has been called. There are two uses to pixelsToFree: 1. If pixels == pixelsToFree, then we know that the CGImageRef is done\ with the data and we can modify pixels without breaking CGImageRef's mutability invariant. 2. If pixels != pixelsToFree and pixelsToFree != 0, then we can reuse pixelsToFree later on instead of malloc'ing memory. */ quint32 *pixels; quint32 *pixelsToFree; uint bytesPerRow; QRectF cg_mask_rect; CGImageRef cg_data, cg_dataBeingReleased, cg_mask; #ifndef QT_MAC_NO_QUICKDRAW GWorldPtr qd_data, qd_alpha; void macQDDisposeAlpha(); void macQDUpdateAlpha(); #endif static QSet validDataPointers; QPaintEngine *pengine; friend class QPixmap; friend class QRasterBuffer; friend class QRasterPaintEngine; friend class QCoreGraphicsPaintEngine; friend CGImageRef qt_mac_create_imagemask(const QPixmap&, const QRectF&); friend quint32 *qt_mac_pixmap_get_base(const QPixmap*); friend int qt_mac_pixmap_get_bytes_per_line(const QPixmap*); friend void qt_mac_cgimage_data_free(void *, const void*, size_t); friend IconRef qt_mac_create_iconref(const QPixmap&); friend CGContextRef qt_mac_cg_context(const QPaintDevice*); friend QColor qcolorForThemeTextColor(ThemeTextColor themeColor); }; QT_END_NAMESPACE #endif // QPIXMAP_MAC_P_H