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Diffstat (limited to 'src/gui/image/qpixmapdata.cpp')
-rw-r--r-- | src/gui/image/qpixmapdata.cpp | 290 |
1 files changed, 0 insertions, 290 deletions
diff --git a/src/gui/image/qpixmapdata.cpp b/src/gui/image/qpixmapdata.cpp deleted file mode 100644 index c46429cf40..0000000000 --- a/src/gui/image/qpixmapdata.cpp +++ /dev/null @@ -1,290 +0,0 @@ -/**************************************************************************** -** -** 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. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qpixmapdata_p.h" -#include <QtCore/qbuffer.h> -#include <QtGui/qbitmap.h> -#include <QtGui/qimagereader.h> -#include <private/qgraphicssystem_p.h> -#include <private/qapplication_p.h> -#include <private/qimagepixmapcleanuphooks_p.h> - -QT_BEGIN_NAMESPACE - -const uchar qt_pixmap_bit_mask[] = { 0x01, 0x02, 0x04, 0x08, - 0x10, 0x20, 0x40, 0x80 }; - -QPixmapData *QPixmapData::create(int w, int h, PixelType type) -{ - QPixmapData *data; - QGraphicsSystem* gs = QApplicationPrivate::graphicsSystem(); - if (gs) - data = gs->createPixmapData(static_cast<QPixmapData::PixelType>(type)); - else - data = QGraphicsSystem::createDefaultPixmapData(static_cast<QPixmapData::PixelType>(type)); - data->resize(w, h); - return data; -} - - -QPixmapData::QPixmapData(PixelType pixelType, int objectId) - : w(0), - h(0), - d(0), - is_null(true), - ref(0), - detach_no(0), - type(pixelType), - id(objectId), - ser_no(0), - is_cached(false) -{ -} - -QPixmapData::~QPixmapData() -{ - // Sometimes the pixmap cleanup hooks will be called from derrived classes, which will - // then set is_cached to false. For example, on X11 QtOpenGL needs to delete the GLXPixmap - // or EGL Pixmap Surface for a given pixmap _before_ the native X11 pixmap is deleted, - // otherwise some drivers will leak the GL surface. In this case, QX11PixmapData will - // call the cleanup hooks itself before deleting the native pixmap and set is_cached to - // false. - if (is_cached) { - QImagePixmapCleanupHooks::executePixmapDataDestructionHooks(this); - is_cached = false; - } -} - -QPixmapData *QPixmapData::createCompatiblePixmapData() const -{ - QPixmapData *d; - QGraphicsSystem *gs = QApplicationPrivate::graphicsSystem(); - if (gs) - d = gs->createPixmapData(pixelType()); - else - d = QGraphicsSystem::createDefaultPixmapData(pixelType()); - return d; -} - -static QImage makeBitmapCompliantIfNeeded(QPixmapData *d, const QImage &image, Qt::ImageConversionFlags flags) -{ - if (d->pixelType() == QPixmapData::BitmapType) { - QImage img = image.convertToFormat(QImage::Format_MonoLSB, flags); - - // make sure image.color(0) == Qt::color0 (white) - // and image.color(1) == Qt::color1 (black) - const QRgb c0 = QColor(Qt::black).rgb(); - const QRgb c1 = QColor(Qt::white).rgb(); - if (img.color(0) == c0 && img.color(1) == c1) { - img.invertPixels(); - img.setColor(0, c1); - img.setColor(1, c0); - } - return img; - } - - return image; -} - -void QPixmapData::fromImageReader(QImageReader *imageReader, - Qt::ImageConversionFlags flags) -{ - const QImage image = imageReader->read(); - fromImage(image, flags); -} - -bool QPixmapData::fromFile(const QString &fileName, const char *format, - Qt::ImageConversionFlags flags) -{ - QImage image = QImageReader(fileName, format).read(); - if (image.isNull()) - return false; - fromImage(makeBitmapCompliantIfNeeded(this, image, flags), flags); - return !isNull(); -} - -bool QPixmapData::fromData(const uchar *buf, uint len, const char *format, Qt::ImageConversionFlags flags) -{ - QByteArray a = QByteArray::fromRawData(reinterpret_cast<const char *>(buf), len); - QBuffer b(&a); - b.open(QIODevice::ReadOnly); - QImage image = QImageReader(&b, format).read(); - fromImage(makeBitmapCompliantIfNeeded(this, image, flags), flags); - return !isNull(); -} - -void QPixmapData::copy(const QPixmapData *data, const QRect &rect) -{ - fromImage(data->toImage(rect), Qt::NoOpaqueDetection); -} - -bool QPixmapData::scroll(int dx, int dy, const QRect &rect) -{ - Q_UNUSED(dx); - Q_UNUSED(dy); - Q_UNUSED(rect); - return false; -} - -void QPixmapData::setMask(const QBitmap &mask) -{ - if (mask.size().isEmpty()) { - if (depth() != 1) - fromImage(toImage().convertToFormat(QImage::Format_RGB32), - Qt::AutoColor); - } else { - QImage image = toImage(); - const int w = image.width(); - const int h = image.height(); - - switch (image.depth()) { - case 1: { - const QImage imageMask = mask.toImage().convertToFormat(image.format()); - for (int y = 0; y < h; ++y) { - const uchar *mscan = imageMask.scanLine(y); - uchar *tscan = image.scanLine(y); - int bytesPerLine = image.bytesPerLine(); - for (int i = 0; i < bytesPerLine; ++i) - tscan[i] &= mscan[i]; - } - break; - } - default: { - const QImage imageMask = mask.toImage().convertToFormat(QImage::Format_MonoLSB); - image = image.convertToFormat(QImage::Format_ARGB32_Premultiplied); - for (int y = 0; y < h; ++y) { - const uchar *mscan = imageMask.scanLine(y); - QRgb *tscan = (QRgb *)image.scanLine(y); - for (int x = 0; x < w; ++x) { - if (!(mscan[x>>3] & qt_pixmap_bit_mask[x&7])) - tscan[x] = 0; - } - } - break; - } - } - fromImage(image, Qt::AutoColor); - } -} - -QBitmap QPixmapData::mask() const -{ - if (!hasAlphaChannel()) - return QBitmap(); - - const QImage img = toImage(); - const QImage image = (img.depth() < 32 ? img.convertToFormat(QImage::Format_ARGB32_Premultiplied) : img); - const int w = image.width(); - const int h = image.height(); - - QImage mask(w, h, QImage::Format_MonoLSB); - if (mask.isNull()) // allocation failed - return QBitmap(); - - mask.setColorCount(2); - mask.setColor(0, QColor(Qt::color0).rgba()); - mask.setColor(1, QColor(Qt::color1).rgba()); - - const int bpl = mask.bytesPerLine(); - - for (int y = 0; y < h; ++y) { - const QRgb *src = reinterpret_cast<const QRgb*>(image.scanLine(y)); - uchar *dest = mask.scanLine(y); - memset(dest, 0, bpl); - for (int x = 0; x < w; ++x) { - if (qAlpha(*src) > 0) - dest[x >> 3] |= qt_pixmap_bit_mask[x & 7]; - ++src; - } - } - - return QBitmap::fromImage(mask); -} - -QPixmap QPixmapData::transformed(const QTransform &matrix, - Qt::TransformationMode mode) const -{ - return QPixmap::fromImage(toImage().transformed(matrix, mode)); -} - -void QPixmapData::setAlphaChannel(const QPixmap &alphaChannel) -{ - QImage image = toImage(); - image.setAlphaChannel(alphaChannel.toImage()); - fromImage(image, Qt::AutoColor); -} - -QPixmap QPixmapData::alphaChannel() const -{ - return QPixmap::fromImage(toImage().alphaChannel()); -} - -void QPixmapData::setSerialNumber(int serNo) -{ - ser_no = serNo; -} - -QImage QPixmapData::toImage(const QRect &rect) const -{ - if (rect.contains(QRect(0, 0, w, h))) - return toImage(); - else - return toImage().copy(rect); -} - -QImage* QPixmapData::buffer() -{ - return 0; -} - -#if defined(Q_OS_SYMBIAN) -void* QPixmapData::toNativeType(NativeType /* type */) -{ - return 0; -} - -void QPixmapData::fromNativeType(void* /* pixmap */, NativeType /* typre */) -{ - return; -} -#endif - -QT_END_NAMESPACE |