diff options
Diffstat (limited to 'src/gui/image/qpixmap_qws.cpp')
| -rw-r--r-- | src/gui/image/qpixmap_qws.cpp | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/gui/image/qpixmap_qws.cpp b/src/gui/image/qpixmap_qws.cpp new file mode 100644 index 0000000000..3c1907089d --- /dev/null +++ b/src/gui/image/qpixmap_qws.cpp @@ -0,0 +1,160 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <qpixmap.h> +#include <qapplication.h> +#include <qwidget.h> +#include <qdesktopwidget.h> +#include <qscreen_qws.h> +#include <qwsdisplay_qws.h> +#include <private/qdrawhelper_p.h> +#include <private/qpixmap_raster_p.h> + + +QT_BEGIN_NAMESPACE + +QPixmap QPixmap::grabWindow(WId window, int x, int y, int w, int h) +{ + QWidget *widget = QWidget::find(window); + if (!widget) + return QPixmap(); + + QRect grabRect = widget->frameGeometry(); + if (!widget->isWindow()) + grabRect.translate(widget->parentWidget()->mapToGlobal(QPoint())); + if (w < 0) + w = widget->width() - x; + if (h < 0) + h = widget->height() - y; + grabRect &= QRect(x, y, w, h).translated(widget->mapToGlobal(QPoint())); + + QScreen *screen = qt_screen; + QDesktopWidget *desktop = QApplication::desktop(); + if (!desktop) + return QPixmap(); + if (desktop->numScreens() > 1) { + const int screenNo = desktop->screenNumber(widget); + if (screenNo != -1) + screen = qt_screen->subScreens().at(screenNo); + grabRect = grabRect.translated(-screen->region().boundingRect().topLeft()); + } + + if (screen->pixelFormat() == QImage::Format_Invalid) { + qWarning("QPixmap::grabWindow(): Unable to copy pixels from framebuffer"); + return QPixmap(); + } + + if (screen->isTransformed()) { + const QSize screenSize(screen->width(), screen->height()); + grabRect = screen->mapToDevice(grabRect, screenSize); + } + + QWSDisplay::grab(false); + QPixmap pixmap; + QImage img(screen->base(), + screen->deviceWidth(), screen->deviceHeight(), + screen->linestep(), screen->pixelFormat()); + img = img.copy(grabRect); + QWSDisplay::ungrab(); + + if (screen->isTransformed()) { + QMatrix matrix; + switch (screen->transformOrientation()) { + case 1: matrix.rotate(90); break; + case 2: matrix.rotate(180); break; + case 3: matrix.rotate(270); break; + default: break; + } + img = img.transformed(matrix); + } + + if (screen->pixelType() == QScreen::BGRPixel) + img = img.rgbSwapped(); + + return QPixmap::fromImage(img); +} + +QRgb* QPixmap::clut() const +{ + if (data && data->classId() == QPixmapData::RasterClass) { + const QRasterPixmapData *d = static_cast<const QRasterPixmapData*>(data.data()); + return d->image.colorTable().data(); + } + + return 0; +} + +int QPixmap::numCols() const +{ + return colorCount(); +} + +int QPixmap::colorCount() const +{ + if (data && data->classId() == QPixmapData::RasterClass) { + const QRasterPixmapData *d = static_cast<const QRasterPixmapData*>(data.data()); + return d->image.colorCount(); + } + + return 0; +} + +const uchar* QPixmap::qwsBits() const +{ + if (data && data->classId() == QPixmapData::RasterClass) { + const QRasterPixmapData *d = static_cast<const QRasterPixmapData*>(data.data()); + return d->image.bits(); + } + + return 0; +} + +int QPixmap::qwsBytesPerLine() const +{ + if (data && data->classId() == QPixmapData::RasterClass) { + const QRasterPixmapData *d = static_cast<const QRasterPixmapData*>(data.data()); + return d->image.bytesPerLine(); + } + + return 0; +} + +QT_END_NAMESPACE |