author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 18 Aug 2010 10:37:55 +0300 | |
changeset 33 | 3e2da88830cd |
parent 30 | 5dc02b23752f |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the QtGui module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
|
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** General Public License version 2.1 as published by the Free Software |
|
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
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** |
|
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
|
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include "qpixmap.h" |
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#include "qpixmap_raster_p.h" |
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#include "qnativeimage_p.h" |
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#include "qimage_p.h" |
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#include "qbitmap.h" |
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#include "qimage.h" |
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#include <QBuffer> |
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#include <QImageReader> |
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#include <private/qsimd_p.h> |
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#include <private/qwidget_p.h> |
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#include <private/qdrawhelper_p.h> |
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QT_BEGIN_NAMESPACE |
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const uchar qt_pixmap_bit_mask[] = { 0x01, 0x02, 0x04, 0x08, |
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0x10, 0x20, 0x40, 0x80 }; |
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QPixmap qt_toRasterPixmap(const QImage &image) |
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{ |
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QPixmapData *data = |
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new QRasterPixmapData(image.depth() == 1 |
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? QPixmapData::BitmapType |
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: QPixmapData::PixmapType); |
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data->fromImage(image, Qt::AutoColor); |
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return QPixmap(data); |
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} |
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QPixmap qt_toRasterPixmap(const QPixmap &pixmap) |
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{ |
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if (pixmap.isNull()) |
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return QPixmap(); |
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if (QPixmap(pixmap).data_ptr()->classId() == QPixmapData::RasterClass) |
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return pixmap; |
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return qt_toRasterPixmap(pixmap.toImage()); |
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} |
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QRasterPixmapData::QRasterPixmapData(PixelType type) |
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: QPixmapData(type, RasterClass) |
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{ |
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} |
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QRasterPixmapData::~QRasterPixmapData() |
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{ |
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} |
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QPixmapData *QRasterPixmapData::createCompatiblePixmapData() const |
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{ |
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return new QRasterPixmapData(pixelType()); |
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} |
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void QRasterPixmapData::resize(int width, int height) |
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{ |
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QImage::Format format; |
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#ifdef Q_WS_QWS |
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if (pixelType() == BitmapType) { |
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format = QImage::Format_Mono; |
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} else { |
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format = QScreen::instance()->pixelFormat(); |
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if (format == QImage::Format_Invalid) |
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format = QImage::Format_ARGB32_Premultiplied; |
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else if (format == QImage::Format_Indexed8) // currently not supported |
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format = QImage::Format_RGB444; |
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} |
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#else |
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if (pixelType() == BitmapType) |
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format = QImage::Format_MonoLSB; |
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else |
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format = QNativeImage::systemFormat(); |
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#endif |
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image = QImage(width, height, format); |
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w = width; |
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h = height; |
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d = image.depth(); |
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is_null = (w <= 0 || h <= 0); |
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if (pixelType() == BitmapType && !image.isNull()) { |
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image.setColorCount(2); |
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image.setColor(0, QColor(Qt::color0).rgba()); |
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image.setColor(1, QColor(Qt::color1).rgba()); |
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} |
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setSerialNumber(image.serialNumber()); |
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} |
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bool QRasterPixmapData::fromData(const uchar *buffer, uint len, const char *format, |
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Qt::ImageConversionFlags flags) |
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{ |
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QByteArray a = QByteArray::fromRawData(reinterpret_cast<const char *>(buffer), len); |
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QBuffer b(&a); |
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b.open(QIODevice::ReadOnly); |
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QImage image = QImageReader(&b, format).read(); |
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if (image.isNull()) |
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return false; |
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|
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createPixmapForImage(image, flags, /* inplace = */true); |
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return !isNull(); |
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} |
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void QRasterPixmapData::fromImage(const QImage &sourceImage, |
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Qt::ImageConversionFlags flags) |
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{ |
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Q_UNUSED(flags); |
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QImage image = sourceImage; |
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createPixmapForImage(image, flags, /* inplace = */false); |
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} |
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void QRasterPixmapData::fromImageReader(QImageReader *imageReader, |
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Qt::ImageConversionFlags flags) |
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{ |
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Q_UNUSED(flags); |
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QImage image = imageReader->read(); |
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if (image.isNull()) |
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return; |
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createPixmapForImage(image, flags, /* inplace = */true); |
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} |
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// from qwindowsurface.cpp |
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extern void qt_scrollRectInImage(QImage &img, const QRect &rect, const QPoint &offset); |
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void QRasterPixmapData::copy(const QPixmapData *data, const QRect &rect) |
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{ |
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fromImage(data->toImage(rect).copy(), Qt::NoOpaqueDetection); |
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} |
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bool QRasterPixmapData::scroll(int dx, int dy, const QRect &rect) |
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{ |
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if (!image.isNull()) |
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qt_scrollRectInImage(image, rect, QPoint(dx, dy)); |
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return true; |
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} |
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void QRasterPixmapData::fill(const QColor &color) |
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{ |
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uint pixel; |
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if (image.depth() == 1) { |
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int gray = qGray(color.rgba()); |
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// Pick the best approximate color in the image's colortable. |
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if (qAbs(qGray(image.color(0)) - gray) < qAbs(qGray(image.color(1)) - gray)) |
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pixel = 0; |
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else |
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pixel = 1; |
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} else if (image.depth() >= 15) { |
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int alpha = color.alpha(); |
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if (alpha != 255) { |
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if (!image.hasAlphaChannel()) { |
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QImage::Format toFormat; |
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#if !(defined(QT_HAVE_NEON) || defined(QT_ALWAYS_HAVE_SSE2)) |
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if (image.format() == QImage::Format_RGB16) |
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toFormat = QImage::Format_ARGB8565_Premultiplied; |
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else if (image.format() == QImage::Format_RGB666) |
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toFormat = QImage::Format_ARGB6666_Premultiplied; |
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else if (image.format() == QImage::Format_RGB555) |
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toFormat = QImage::Format_ARGB8555_Premultiplied; |
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else if (image.format() == QImage::Format_RGB444) |
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toFormat = QImage::Format_ARGB4444_Premultiplied; |
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else |
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#endif |
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toFormat = QImage::Format_ARGB32_Premultiplied; |
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image = QImage(image.width(), image.height(), toFormat); |
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} |
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212 |
switch (image.format()) { |
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case QImage::Format_ARGB8565_Premultiplied: |
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pixel = qargb8565(color.rgba()).rawValue(); |
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break; |
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case QImage::Format_ARGB8555_Premultiplied: |
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pixel = qargb8555(color.rgba()).rawValue(); |
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break; |
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case QImage::Format_ARGB6666_Premultiplied: |
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pixel = qargb6666(color.rgba()).rawValue(); |
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break; |
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case QImage::Format_ARGB4444_Premultiplied: |
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pixel = qargb4444(color.rgba()).rawValue(); |
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break; |
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default: |
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pixel = PREMUL(color.rgba()); |
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break; |
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} |
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} else { |
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switch (image.format()) { |
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case QImage::Format_RGB16: |
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pixel = qt_colorConvert<quint16, quint32>(color.rgba(), 0); |
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break; |
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case QImage::Format_RGB444: |
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pixel = qrgb444(color.rgba()).rawValue(); |
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break; |
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case QImage::Format_RGB555: |
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pixel = qrgb555(color.rgba()).rawValue(); |
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break; |
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case QImage::Format_RGB666: |
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pixel = qrgb666(color.rgba()).rawValue(); |
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break; |
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case QImage::Format_RGB888: |
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pixel = qrgb888(color.rgba()).rawValue(); |
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break; |
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default: |
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pixel = color.rgba(); |
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break; |
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249 |
} |
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} |
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251 |
} else { |
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pixel = 0; |
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// ### what about 8 bits |
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254 |
} |
|
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||
256 |
image.fill(pixel); |
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} |
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258 |
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259 |
void QRasterPixmapData::setMask(const QBitmap &mask) |
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{ |
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261 |
if (mask.size().isEmpty()) { |
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262 |
if (image.depth() != 1) { // hw: ???? |
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image = image.convertToFormat(QImage::Format_RGB32); |
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264 |
} |
|
265 |
} else { |
|
266 |
const int w = image.width(); |
|
267 |
const int h = image.height(); |
|
268 |
||
269 |
switch (image.depth()) { |
|
270 |
case 1: { |
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const QImage imageMask = mask.toImage().convertToFormat(image.format()); |
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for (int y = 0; y < h; ++y) { |
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const uchar *mscan = imageMask.scanLine(y); |
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uchar *tscan = image.scanLine(y); |
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275 |
int bytesPerLine = image.bytesPerLine(); |
|
276 |
for (int i = 0; i < bytesPerLine; ++i) |
|
277 |
tscan[i] &= mscan[i]; |
|
278 |
} |
|
279 |
break; |
|
280 |
} |
|
281 |
default: { |
|
282 |
const QImage imageMask = mask.toImage().convertToFormat(QImage::Format_MonoLSB); |
|
283 |
image = image.convertToFormat(QImage::Format_ARGB32_Premultiplied); |
|
284 |
for (int y = 0; y < h; ++y) { |
|
285 |
const uchar *mscan = imageMask.scanLine(y); |
|
286 |
QRgb *tscan = (QRgb *)image.scanLine(y); |
|
287 |
for (int x = 0; x < w; ++x) { |
|
288 |
if (!(mscan[x>>3] & qt_pixmap_bit_mask[x&7])) |
|
289 |
tscan[x] = 0; |
|
290 |
} |
|
291 |
} |
|
292 |
break; |
|
293 |
} |
|
294 |
} |
|
295 |
} |
|
296 |
} |
|
297 |
||
298 |
bool QRasterPixmapData::hasAlphaChannel() const |
|
299 |
{ |
|
300 |
return image.hasAlphaChannel(); |
|
301 |
} |
|
302 |
||
303 |
QImage QRasterPixmapData::toImage() const |
|
304 |
{ |
|
305 |
return image; |
|
306 |
} |
|
307 |
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308 |
QImage QRasterPixmapData::toImage(const QRect &rect) const |
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{ |
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if (rect.isNull()) |
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return image; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
312 |
|
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
313 |
QRect clipped = rect.intersected(QRect(0, 0, w, h)); |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
314 |
if (d % 8 == 0) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
315 |
return QImage(image.scanLine(clipped.y()) + clipped.x() * (d / 8), |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
316 |
clipped.width(), clipped.height(), |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
317 |
image.bytesPerLine(), image.format()); |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
318 |
else |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
319 |
return image.copy(clipped); |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
320 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
321 |
|
0 | 322 |
void QRasterPixmapData::setAlphaChannel(const QPixmap &alphaChannel) |
323 |
{ |
|
324 |
image.setAlphaChannel(alphaChannel.toImage()); |
|
325 |
} |
|
326 |
||
327 |
QPaintEngine* QRasterPixmapData::paintEngine() const |
|
328 |
{ |
|
329 |
return image.paintEngine(); |
|
330 |
} |
|
331 |
||
22
79de32ba3296
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
18
diff
changeset
|
332 |
Q_GUI_EXPORT extern int qt_defaultDpiX(); |
79de32ba3296
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
18
diff
changeset
|
333 |
Q_GUI_EXPORT extern int qt_defaultDpiY(); |
0 | 334 |
|
335 |
int QRasterPixmapData::metric(QPaintDevice::PaintDeviceMetric metric) const |
|
336 |
{ |
|
337 |
QImageData *d = image.d; |
|
338 |
if (!d) |
|
339 |
return 0; |
|
340 |
||
341 |
// override the image dpi with the screen dpi when rendering to a pixmap |
|
342 |
switch (metric) { |
|
343 |
case QPaintDevice::PdmWidth: |
|
344 |
return w; |
|
345 |
case QPaintDevice::PdmHeight: |
|
346 |
return h; |
|
347 |
case QPaintDevice::PdmWidthMM: |
|
348 |
return qRound(d->width * 25.4 / qt_defaultDpiX()); |
|
349 |
case QPaintDevice::PdmHeightMM: |
|
18
2f34d5167611
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
3
diff
changeset
|
350 |
return qRound(d->height * 25.4 / qt_defaultDpiY()); |
0 | 351 |
case QPaintDevice::PdmNumColors: |
352 |
return d->colortable.size(); |
|
353 |
case QPaintDevice::PdmDepth: |
|
354 |
return this->d; |
|
355 |
case QPaintDevice::PdmDpiX: // fall-through |
|
356 |
case QPaintDevice::PdmPhysicalDpiX: |
|
357 |
return qt_defaultDpiX(); |
|
358 |
case QPaintDevice::PdmDpiY: // fall-through |
|
359 |
case QPaintDevice::PdmPhysicalDpiY: |
|
360 |
return qt_defaultDpiY(); |
|
361 |
default: |
|
362 |
qWarning("QRasterPixmapData::metric(): Unhandled metric type %d", metric); |
|
363 |
break; |
|
364 |
} |
|
365 |
||
366 |
return 0; |
|
367 |
} |
|
368 |
||
33
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
369 |
void QRasterPixmapData::createPixmapForImage(QImage &sourceImage, Qt::ImageConversionFlags flags, bool inPlace) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
370 |
{ |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
371 |
QImage::Format format; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
372 |
#ifdef Q_WS_QWS |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
373 |
if (pixelType() == BitmapType) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
374 |
format = QImage::Format_Mono; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
375 |
} else { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
376 |
format = QScreen::instance()->pixelFormat(); |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
377 |
if (format == QImage::Format_Invalid) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
378 |
format = QImage::Format_ARGB32_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
379 |
else if (format == QImage::Format_Indexed8) // currently not supported |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
380 |
format = QImage::Format_RGB444; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
381 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
382 |
|
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
383 |
if (sourceImage.hasAlphaChannel() |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
384 |
&& ((flags & Qt::NoOpaqueDetection) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
385 |
|| const_cast<QImage &>(sourceImage).data_ptr()->checkForAlphaPixels())) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
386 |
switch (format) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
387 |
case QImage::Format_RGB16: |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
388 |
format = QImage::Format_ARGB8565_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
389 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
390 |
case QImage::Format_RGB666: |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
391 |
format = QImage::Format_ARGB6666_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
392 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
393 |
case QImage::Format_RGB555: |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
394 |
format = QImage::Format_ARGB8555_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
395 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
396 |
case QImage::Format_RGB444: |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
397 |
format = QImage::Format_ARGB4444_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
398 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
399 |
default: |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
400 |
format = QImage::Format_ARGB32_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
401 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
402 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
403 |
} else if (format == QImage::Format_Invalid) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
404 |
format = QImage::Format_ARGB32_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
405 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
406 |
#else |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
407 |
if (pixelType() == BitmapType) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
408 |
format = QImage::Format_MonoLSB; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
409 |
} else { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
410 |
if (sourceImage.depth() == 1) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
411 |
format = sourceImage.hasAlphaChannel() |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
412 |
? QImage::Format_ARGB32_Premultiplied |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
413 |
: QImage::Format_RGB32; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
414 |
} else { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
415 |
QImage::Format opaqueFormat = QNativeImage::systemFormat(); |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
416 |
QImage::Format alphaFormat = QImage::Format_ARGB32_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
417 |
|
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
418 |
#if !defined(QT_HAVE_NEON) && !defined(QT_ALWAYS_HAVE_SSE2) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
419 |
switch (opaqueFormat) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
420 |
case QImage::Format_RGB16: |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
421 |
alphaFormat = QImage::Format_ARGB8565_Premultiplied; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
422 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
423 |
default: // We don't care about the others... |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
424 |
break; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
425 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
426 |
#endif |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
427 |
|
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
428 |
if (!sourceImage.hasAlphaChannel()) { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
429 |
format = opaqueFormat; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
430 |
} else if ((flags & Qt::NoOpaqueDetection) == 0 |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
431 |
&& !const_cast<QImage &>(sourceImage).data_ptr()->checkForAlphaPixels()) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
432 |
{ |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
433 |
// image has alpha format but is really opaque, so try to do a |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
434 |
// more efficient conversion |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
435 |
if (sourceImage.format() == QImage::Format_ARGB32 |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
436 |
|| sourceImage.format() == QImage::Format_ARGB32_Premultiplied) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
437 |
{ |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
438 |
if (!inPlace) |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
439 |
sourceImage.detach(); |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
440 |
sourceImage.d->format = QImage::Format_RGB32; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
441 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
442 |
format = opaqueFormat; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
443 |
} else { |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
444 |
format = alphaFormat; |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
30
diff
changeset
|
445 |
} |
3e2da88830cd
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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} |
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} |
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#endif |
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|
3e2da88830cd
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if (inPlace && sourceImage.d->convertInPlace(format, flags)) { |
3e2da88830cd
Revision: 201031
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image = sourceImage; |
3e2da88830cd
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} else { |
3e2da88830cd
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image = sourceImage.convertToFormat(format); |
3e2da88830cd
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} |
3e2da88830cd
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changeset
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455 |
|
3e2da88830cd
Revision: 201031
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if (image.d) { |
3e2da88830cd
Revision: 201031
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w = image.d->width; |
3e2da88830cd
Revision: 201031
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h = image.d->height; |
3e2da88830cd
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d = image.d->depth; |
3e2da88830cd
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} else { |
3e2da88830cd
Revision: 201031
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w = h = d = 0; |
3e2da88830cd
Revision: 201031
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diff
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} |
3e2da88830cd
Revision: 201031
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is_null = (w <= 0 || h <= 0); |
3e2da88830cd
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|
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|
3e2da88830cd
Revision: 201031
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setSerialNumber(image.serialNumber()); |
3e2da88830cd
Revision: 201031
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} |
3e2da88830cd
Revision: 201031
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467 |
|
0 | 468 |
QImage* QRasterPixmapData::buffer() |
469 |
{ |
|
470 |
return ℑ |
|
471 |
} |
|
472 |
||
473 |
QT_END_NAMESPACE |