/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the plugins 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 "qdirectfbscreen.h" #include "qdirectfbwindowsurface.h" #include "qdirectfbpixmap.h" #include "qdirectfbmouse.h" #include "qdirectfbkeyboard.h" #include #include #include #include #include #include #include #include #include class QDirectFBScreenPrivate : public QObject, public QWSGraphicsSystem { Q_OBJECT public: QDirectFBScreenPrivate(QDirectFBScreen *qptr); ~QDirectFBScreenPrivate(); void setFlipFlags(const QStringList &args); QPixmapData *createPixmapData(QPixmapData::PixelType type) const; public slots: #ifdef QT_DIRECTFB_WM void onWindowEvent(QWSWindow *window, QWSServer::WindowEvent event); #endif public: IDirectFB *dfb; DFBSurfaceFlipFlags flipFlags; QDirectFBScreen::DirectFBFlags directFBFlags; QImage::Format alphaPixmapFormat; IDirectFBScreen *dfbScreen; #ifdef QT_NO_DIRECTFB_WM IDirectFBSurface *primarySurface; #endif #ifndef QT_NO_DIRECTFB_LAYER IDirectFBDisplayLayer *dfbLayer; #endif QSet allocatedSurfaces; #ifndef QT_NO_DIRECTFB_MOUSE QDirectFBMouseHandler *mouse; #endif #ifndef QT_NO_DIRECTFB_KEYBOARD QDirectFBKeyboardHandler *keyboard; #endif #if defined QT_DIRECTFB_IMAGEPROVIDER && defined QT_DIRECTFB_IMAGEPROVIDER_KEEPALIVE IDirectFBImageProvider *imageProvider; #endif QColor backgroundColor; QDirectFBScreen *q; }; #include "qdirectfbscreen.moc" QDirectFBScreenPrivate::QDirectFBScreenPrivate(QDirectFBScreen *qptr) : QWSGraphicsSystem(qptr), dfb(0), flipFlags(DSFLIP_NONE), directFBFlags(QDirectFBScreen::NoFlags), alphaPixmapFormat(QImage::Format_Invalid), dfbScreen(0) #ifdef QT_NO_DIRECTFB_WM , primarySurface(0) #endif #ifndef QT_NO_DIRECTFB_LAYER , dfbLayer(0) #endif #ifndef QT_NO_DIRECTFB_MOUSE , mouse(0) #endif #ifndef QT_NO_DIRECTFB_KEYBOARD , keyboard(0) #endif #if defined QT_DIRECTFB_IMAGEPROVIDER && defined QT_DIRECTFB_IMAGEPROVIDER_KEEPALIVE , imageProvider(0) #endif , q(qptr) { #ifndef QT_NO_QWS_SIGNALHANDLER QWSSignalHandler::instance()->addObject(this); #endif #ifdef QT_DIRECTFB_WM connect(QWSServer::instance(), SIGNAL(windowEvent(QWSWindow*, QWSServer::WindowEvent)), this, SLOT(onWindowEvent(QWSWindow*, QWSServer::WindowEvent))); #endif } QDirectFBScreenPrivate::~QDirectFBScreenPrivate() { #ifndef QT_NO_DIRECTFB_MOUSE delete mouse; #endif #ifndef QT_NO_DIRECTFB_KEYBOARD delete keyboard; #endif #if defined QT_DIRECTFB_IMAGEPROVIDER_KEEPALIVE if (imageProvider) imageProvider->Release(imageProvider); #endif for (QSet::const_iterator it = allocatedSurfaces.begin(); it != allocatedSurfaces.end(); ++it) { (*it)->Release(*it); } #ifdef QT_NO_DIRECTFB_WM if (primarySurface) primarySurface->Release(primarySurface); #endif #ifndef QT_NO_DIRECTFB_LAYER if (dfbLayer) dfbLayer->Release(dfbLayer); #endif if (dfbScreen) dfbScreen->Release(dfbScreen); if (dfb) dfb->Release(dfb); } IDirectFBSurface *QDirectFBScreen::createDFBSurface(const QImage &image, QImage::Format format, SurfaceCreationOptions options, DFBResult *resultPtr) { if (image.isNull()) // assert? return 0; if (QDirectFBScreen::getSurfacePixelFormat(format) == DSPF_UNKNOWN) { format = QDirectFBPixmapData::hasAlphaChannel(image) ? d_ptr->alphaPixmapFormat : pixelFormat(); } if (image.format() != format) { return createDFBSurface(image.convertToFormat(format), format, options | NoPreallocated, resultPtr); } DFBSurfaceDescription description; memset(&description, 0, sizeof(DFBSurfaceDescription)); description.width = image.width(); description.height = image.height(); description.flags = DSDESC_WIDTH|DSDESC_HEIGHT|DSDESC_PIXELFORMAT; initSurfaceDescriptionPixelFormat(&description, format); bool doMemCopy = true; #ifdef QT_DIRECTFB_PREALLOCATED if (!(options & NoPreallocated)) { doMemCopy = false; description.flags |= DSDESC_PREALLOCATED; description.preallocated[0].data = const_cast(image.bits()); description.preallocated[0].pitch = image.bytesPerLine(); description.preallocated[1].data = 0; description.preallocated[1].pitch = 0; } #endif DFBResult result; IDirectFBSurface *surface = createDFBSurface(description, options, &result); if (resultPtr) *resultPtr = result; if (!surface) { DirectFBError("Couldn't create surface createDFBSurface(QImage, QImage::Format, SurfaceCreationOptions)", result); return 0; } if (doMemCopy) { int bplDFB; uchar *mem = QDirectFBScreen::lockSurface(surface, DSLF_WRITE, &bplDFB); if (mem) { const int height = image.height(); const int bplQt = image.bytesPerLine(); if (bplQt == bplDFB && bplQt == (image.width() * image.depth() / 8)) { memcpy(mem, image.bits(), image.numBytes()); } else { for (int i=0; iUnlock(surface); } } #ifdef QT_DIRECTFB_PALETTE if (image.numColors() != 0 && surface) QDirectFBScreen::setSurfaceColorTable(surface, image); #endif return surface; } IDirectFBSurface *QDirectFBScreen::copyDFBSurface(IDirectFBSurface *src, QImage::Format format, SurfaceCreationOptions options, DFBResult *result) { Q_ASSERT(src); QSize size; src->GetSize(src, &size.rwidth(), &size.rheight()); IDirectFBSurface *surface = createDFBSurface(size, format, options, result); DFBSurfaceBlittingFlags flags = QDirectFBScreen::hasAlphaChannel(surface) ? DSBLIT_BLEND_ALPHACHANNEL : DSBLIT_NOFX; if (flags & DSBLIT_BLEND_ALPHACHANNEL) surface->Clear(surface, 0, 0, 0, 0); surface->SetBlittingFlags(surface, flags); surface->Blit(surface, src, 0, 0, 0); #if (Q_DIRECTFB_VERSION >= 0x010000) surface->ReleaseSource(surface); #endif return surface; } IDirectFBSurface *QDirectFBScreen::createDFBSurface(const QSize &size, QImage::Format format, SurfaceCreationOptions options, DFBResult *result) { DFBSurfaceDescription desc; memset(&desc, 0, sizeof(DFBSurfaceDescription)); desc.flags |= DSDESC_WIDTH|DSDESC_HEIGHT; if (!QDirectFBScreen::initSurfaceDescriptionPixelFormat(&desc, format)) return 0; desc.width = size.width(); desc.height = size.height(); return createDFBSurface(desc, options, result); } IDirectFBSurface *QDirectFBScreen::createDFBSurface(DFBSurfaceDescription desc, SurfaceCreationOptions options, DFBResult *resultPtr) { DFBResult tmp; DFBResult &result = (resultPtr ? *resultPtr : tmp); result = DFB_OK; IDirectFBSurface *newSurface = 0; if (!d_ptr->dfb) { qWarning("QDirectFBScreen::createDFBSurface() - not connected"); return 0; } if (d_ptr->directFBFlags & VideoOnly && !(desc.flags & DSDESC_PREALLOCATED) && (!(desc.flags & DSDESC_CAPS) || !(desc.caps & DSCAPS_SYSTEMONLY))) { // Add the video only capability. This means the surface will be created in video ram if (!(desc.flags & DSDESC_CAPS)) { desc.caps = DSCAPS_VIDEOONLY; desc.flags |= DSDESC_CAPS; } else { desc.caps |= DSCAPS_VIDEOONLY; } result = d_ptr->dfb->CreateSurface(d_ptr->dfb, &desc, &newSurface); if (result != DFB_OK #ifdef QT_NO_DEBUG && (desc.flags & DSDESC_CAPS) && (desc.caps & DSCAPS_PRIMARY) #endif ) { qWarning("QDirectFBScreen::createDFBSurface() Failed to create surface in video memory!\n" " Flags %0x Caps %0x width %d height %d pixelformat %0x %d preallocated %p %d\n%s", desc.flags, desc.caps, desc.width, desc.height, desc.pixelformat, DFB_PIXELFORMAT_INDEX(desc.pixelformat), desc.preallocated[0].data, desc.preallocated[0].pitch, DirectFBErrorString(result)); } desc.caps &= ~DSCAPS_VIDEOONLY; } if (d_ptr->directFBFlags & SystemOnly) desc.caps |= DSCAPS_SYSTEMONLY; if (!newSurface) result = d_ptr->dfb->CreateSurface(d_ptr->dfb, &desc, &newSurface); if (result != DFB_OK) { qWarning("QDirectFBScreen::createDFBSurface() Failed!\n" " Flags %0x Caps %0x width %d height %d pixelformat %0x %d preallocated %p %d\n%s", desc.flags, desc.caps, desc.width, desc.height, desc.pixelformat, DFB_PIXELFORMAT_INDEX(desc.pixelformat), desc.preallocated[0].data, desc.preallocated[0].pitch, DirectFBErrorString(result)); return 0; } Q_ASSERT(newSurface); if (options & TrackSurface) { d_ptr->allocatedSurfaces.insert(newSurface); //qDebug("Created a new DirectFB surface at %p. New count = %d", // newSurface, d_ptr->allocatedSurfaces.count()); } return newSurface; } void QDirectFBScreen::releaseDFBSurface(IDirectFBSurface *surface) { Q_ASSERT(QDirectFBScreen::instance()); Q_ASSERT(surface); surface->Release(surface); if (!d_ptr->allocatedSurfaces.remove(surface)) qWarning("QDirectFBScreen::releaseDFBSurface() - %p not in list", surface); //qDebug("Released surface at %p. New count = %d", surface, d_ptr->allocatedSurfaces.count()); } QDirectFBScreen::DirectFBFlags QDirectFBScreen::directFBFlags() const { return d_ptr->directFBFlags; } IDirectFB *QDirectFBScreen::dfb() { return d_ptr->dfb; } #ifdef QT_NO_DIRECTFB_WM IDirectFBSurface *QDirectFBScreen::primarySurface() { return d_ptr->primarySurface; } #endif #ifndef QT_NO_DIRECTFB_LAYER IDirectFBDisplayLayer *QDirectFBScreen::dfbDisplayLayer() { return d_ptr->dfbLayer; } #endif DFBSurfacePixelFormat QDirectFBScreen::getSurfacePixelFormat(QImage::Format format) { switch (format) { #ifndef QT_NO_DIRECTFB_PALETTE case QImage::Format_Indexed8: return DSPF_LUT8; #endif case QImage::Format_RGB888: return DSPF_RGB24; case QImage::Format_ARGB4444_Premultiplied: return DSPF_ARGB4444; #if (Q_DIRECTFB_VERSION >= 0x010100) case QImage::Format_RGB444: return DSPF_RGB444; case QImage::Format_RGB555: return DSPF_RGB555; #endif case QImage::Format_RGB16: return DSPF_RGB16; #if (Q_DIRECTFB_VERSION >= 0x010000) case QImage::Format_ARGB6666_Premultiplied: return DSPF_ARGB6666; case QImage::Format_RGB666: return DSPF_RGB18; #endif case QImage::Format_RGB32: return DSPF_RGB32; case QImage::Format_ARGB32_Premultiplied: case QImage::Format_ARGB32: return DSPF_ARGB; default: return DSPF_UNKNOWN; }; } QImage::Format QDirectFBScreen::getImageFormat(IDirectFBSurface *surface) { DFBSurfacePixelFormat format; surface->GetPixelFormat(surface, &format); switch (format) { case DSPF_LUT8: return QImage::Format_Indexed8; case DSPF_RGB24: return QImage::Format_RGB888; case DSPF_ARGB4444: return QImage::Format_ARGB4444_Premultiplied; #if (Q_DIRECTFB_VERSION >= 0x010100) case DSPF_RGB444: return QImage::Format_RGB444; case DSPF_RGB555: #endif case DSPF_ARGB1555: return QImage::Format_RGB555; case DSPF_RGB16: return QImage::Format_RGB16; #if (Q_DIRECTFB_VERSION >= 0x010000) case DSPF_ARGB6666: return QImage::Format_ARGB6666_Premultiplied; case DSPF_RGB18: return QImage::Format_RGB666; #endif case DSPF_RGB32: return QImage::Format_RGB32; case DSPF_ARGB: { DFBSurfaceCapabilities caps; const DFBResult result = surface->GetCapabilities(surface, &caps); Q_ASSERT(result == DFB_OK); Q_UNUSED(result); return (caps & DSCAPS_PREMULTIPLIED ? QImage::Format_ARGB32_Premultiplied : QImage::Format_ARGB32); } default: break; } return QImage::Format_Invalid; } DFBSurfaceDescription QDirectFBScreen::getSurfaceDescription(const uint *buffer, int length) { DFBSurfaceDescription description; memset(&description, 0, sizeof(DFBSurfaceDescription)); description.flags = DSDESC_CAPS|DSDESC_WIDTH|DSDESC_HEIGHT|DSDESC_PIXELFORMAT|DSDESC_PREALLOCATED; description.caps = DSCAPS_PREMULTIPLIED; description.width = length; description.height = 1; description.pixelformat = DSPF_ARGB; description.preallocated[0].data = (void*)buffer; description.preallocated[0].pitch = length * sizeof(uint); description.preallocated[1].data = 0; description.preallocated[1].pitch = 0; return description; } #ifndef QT_NO_DIRECTFB_PALETTE void QDirectFBScreen::setSurfaceColorTable(IDirectFBSurface *surface, const QImage &image) { if (!surface) return; const int numColors = image.numColors(); if (numColors == 0) return; QVarLengthArray colors(numColors); for (int i = 0; i < numColors; ++i) { QRgb c = image.color(i); colors[i].a = qAlpha(c); colors[i].r = qRed(c); colors[i].g = qGreen(c); colors[i].b = qBlue(c); } IDirectFBPalette *palette; DFBResult result; result = surface->GetPalette(surface, &palette); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::setSurfaceColorTable GetPalette", result); return; } result = palette->SetEntries(palette, colors.data(), numColors, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::setSurfaceColorTable SetEntries", result); } palette->Release(palette); } #endif // QT_NO_DIRECTFB_PALETTE #ifndef QT_NO_QWS_CURSOR #if defined QT_DIRECTFB_WM && defined QT_DIRECTFB_WINDOW_AS_CURSOR #define QT_DIRECTFB_CURSOR #elif defined QT_DIRECTFB_LAYER #define QT_DIRECTFB_CURSOR #endif #endif #if defined QT_DIRECTFB_CURSOR class Q_GUI_EXPORT QDirectFBScreenCursor : public QScreenCursor { public: QDirectFBScreenCursor(); virtual void set(const QImage &image, int hotx, int hoty); virtual void move(int x, int y); virtual void show(); virtual void hide(); private: #ifdef QT_DIRECTFB_WINDOW_AS_CURSOR ~QDirectFBScreenCursor(); bool createWindow(); IDirectFBWindow *window; #endif IDirectFBDisplayLayer *layer; }; QDirectFBScreenCursor::QDirectFBScreenCursor() { IDirectFB *fb = QDirectFBScreen::instance()->dfb(); if (!fb) qFatal("QDirectFBScreenCursor: DirectFB not initialized"); layer = QDirectFBScreen::instance()->dfbDisplayLayer(); Q_ASSERT(layer); enable = false; hwaccel = true; supportsAlpha = true; #ifdef QT_DIRECTFB_WINDOW_AS_CURSOR window = 0; DFBResult result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cooperative level", result); } result = layer->SetCursorOpacity(layer, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cursor opacity", result); } result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cooperative level", result); } #endif } #ifdef QT_DIRECTFB_WINDOW_AS_CURSOR QDirectFBScreenCursor::~QDirectFBScreenCursor() { if (window) { window->Release(window); window = 0; } } bool QDirectFBScreenCursor::createWindow() { Q_ASSERT(!window); Q_ASSERT(!cursor.isNull()); DFBWindowDescription description; memset(&description, 0, sizeof(DFBWindowDescription)); description.flags = DWDESC_POSX|DWDESC_POSY|DWDESC_WIDTH|DWDESC_HEIGHT|DWDESC_CAPS|DWDESC_OPTIONS|DWDESC_PIXELFORMAT|DWDESC_SURFACE_CAPS; description.width = cursor.width(); description.height = cursor.height(); description.posx = pos.x() - hotspot.x(); description.posy = pos.y() - hotspot.y(); description.options = DWOP_GHOST|DWOP_ALPHACHANNEL; description.caps = DWCAPS_NODECORATION|DWCAPS_DOUBLEBUFFER; const QImage::Format format = QDirectFBScreen::instance()->alphaPixmapFormat(); description.pixelformat = QDirectFBScreen::getSurfacePixelFormat(format); if (QDirectFBScreen::isPremultiplied(format)) description.surface_caps = DSCAPS_PREMULTIPLIED; DFBResult result = layer->CreateWindow(layer, &description, &window); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::createWindow: Unable to create window", result); return false; } result = window->SetOpacity(window, 255); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::createWindow: Unable to set opacity ", result); return false; } result = window->SetStackingClass(window, DWSC_UPPER); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::createWindow: Unable to set stacking class ", result); return false; } result = window->RaiseToTop(window); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::createWindow: Unable to raise window ", result); return false; } return true; } #endif void QDirectFBScreenCursor::move(int x, int y) { pos = QPoint(x, y); #ifdef QT_DIRECTFB_WINDOW_AS_CURSOR if (window) { const QPoint p = pos - hotspot; DFBResult result = window->MoveTo(window, p.x(), p.y()); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::move: Unable to move window", result); } } #else layer->WarpCursor(layer, x, y); #endif } void QDirectFBScreenCursor::hide() { if (enable) { enable = false; DFBResult result; #ifndef QT_DIRECTFB_WINDOW_AS_CURSOR result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cooperative level", result); } result = layer->SetCursorOpacity(layer, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cursor opacity", result); } result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cooperative level", result); } #else if (window) { result = window->SetOpacity(window, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set window opacity", result); } } #endif } } void QDirectFBScreenCursor::show() { if (!enable) { enable = true; DFBResult result; result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } result = layer->SetCursorOpacity(layer, #ifdef QT_DIRECTFB_WINDOW_AS_CURSOR 0 #else 255 #endif ); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cursor shape", result); } result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } #ifdef QT_DIRECTFB_WINDOW_AS_CURSOR if (window) { DFBResult result = window->SetOpacity(window, 255); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set window opacity", result); } } #endif } } void QDirectFBScreenCursor::set(const QImage &image, int hotx, int hoty) { QDirectFBScreen *screen = QDirectFBScreen::instance(); if (!screen) return; if (image.isNull()) { cursor = QImage(); hide(); } else { cursor = image.convertToFormat(screen->alphaPixmapFormat()); size = cursor.size(); hotspot = QPoint(hotx, hoty); DFBResult result = DFB_OK; IDirectFBSurface *surface = screen->createDFBSurface(cursor, screen->alphaPixmapFormat(), QDirectFBScreen::DontTrackSurface, &result); if (!surface) { DirectFBError("QDirectFBScreenCursor::set: Unable to create surface", result); return; } #ifndef QT_DIRECTFB_WINDOW_AS_CURSOR result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } result = layer->SetCursorShape(layer, surface, hotx, hoty); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cursor shape", result); } result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } #else if (window || createWindow()) { QSize windowSize; result = window->GetSize(window, &windowSize.rwidth(), &windowSize.rheight()); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::set: " "Unable to get window size", result); } result = window->Resize(window, size.width(), size.height()); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::set: Unable to resize window", result); } IDirectFBSurface *windowSurface; result = window->GetSurface(window, &windowSurface); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::set: Unable to get window surface", result); } else { result = windowSurface->Clear(windowSurface, 0, 0, 0, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::set: Unable to clear surface", result); } result = windowSurface->Blit(windowSurface, surface, 0, 0, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::set: Unable to blit to surface", result); } } result = windowSurface->Flip(windowSurface, 0, DSFLIP_NONE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::set: Unable to flip window", result); } windowSurface->Release(windowSurface); } #endif surface->Release(surface); show(); } } #endif // QT_DIRECTFB_CURSOR QDirectFBScreen::QDirectFBScreen(int display_id) : QScreen(display_id, DirectFBClass), d_ptr(new QDirectFBScreenPrivate(this)) { } QDirectFBScreen::~QDirectFBScreen() { delete d_ptr; } int QDirectFBScreen::depth(DFBSurfacePixelFormat format) { switch (format) { case DSPF_A1: return 1; case DSPF_A8: case DSPF_RGB332: case DSPF_LUT8: case DSPF_ALUT44: return 8; case DSPF_I420: case DSPF_YV12: case DSPF_NV12: case DSPF_NV21: #if (Q_DIRECTFB_VERSION >= 0x010100) case DSPF_RGB444: #endif return 12; #if (Q_DIRECTFB_VERSION >= 0x010100) case DSPF_RGB555: return 15; #endif case DSPF_ARGB1555: case DSPF_RGB16: case DSPF_YUY2: case DSPF_UYVY: case DSPF_NV16: case DSPF_ARGB2554: case DSPF_ARGB4444: return 16; case DSPF_RGB24: return 24; case DSPF_RGB32: case DSPF_ARGB: case DSPF_AiRGB: return 32; case DSPF_UNKNOWN: default: return 0; }; return 0; } int QDirectFBScreen::depth(QImage::Format format) { int depth = 0; switch(format) { case QImage::Format_Invalid: case QImage::NImageFormats: Q_ASSERT(false); case QImage::Format_Mono: case QImage::Format_MonoLSB: depth = 1; break; case QImage::Format_Indexed8: depth = 8; break; case QImage::Format_RGB32: case QImage::Format_ARGB32: case QImage::Format_ARGB32_Premultiplied: depth = 32; break; case QImage::Format_RGB555: case QImage::Format_RGB16: case QImage::Format_RGB444: case QImage::Format_ARGB4444_Premultiplied: depth = 16; break; case QImage::Format_RGB666: case QImage::Format_ARGB6666_Premultiplied: case QImage::Format_ARGB8565_Premultiplied: case QImage::Format_ARGB8555_Premultiplied: case QImage::Format_RGB888: depth = 24; break; } return depth; } void QDirectFBScreenPrivate::setFlipFlags(const QStringList &args) { QRegExp flipRegexp(QLatin1String("^flip=([\\w,]*)$")); int index = args.indexOf(flipRegexp); if (index >= 0) { const QStringList flips = flipRegexp.cap(1).split(QLatin1Char(','), QString::SkipEmptyParts); flipFlags = DSFLIP_NONE; foreach(const QString &flip, flips) { if (flip == QLatin1String("wait")) flipFlags |= DSFLIP_WAIT; else if (flip == QLatin1String("blit")) flipFlags |= DSFLIP_BLIT; else if (flip == QLatin1String("onsync")) flipFlags |= DSFLIP_ONSYNC; else if (flip == QLatin1String("pipeline")) flipFlags |= DSFLIP_PIPELINE; else qWarning("QDirectFBScreen: Unknown flip argument: %s", qPrintable(flip)); } } else { flipFlags = DSFLIP_BLIT; } } #ifdef QT_DIRECTFB_WM void QDirectFBScreenPrivate::onWindowEvent(QWSWindow *window, QWSServer::WindowEvent event) { if (event == QWSServer::Raise) { QWSWindowSurface *windowSurface = window->windowSurface(); if (windowSurface && windowSurface->key() == QLatin1String("directfb")) { static_cast(windowSurface)->raise(); } } } #endif QPixmapData *QDirectFBScreenPrivate::createPixmapData(QPixmapData::PixelType type) const { if (type == QPixmapData::BitmapType) return QWSGraphicsSystem::createPixmapData(type); return new QDirectFBPixmapData(q, type); } #if (Q_DIRECTFB_VERSION >= 0x000923) #ifdef QT_NO_DEBUG struct FlagDescription; static const FlagDescription *accelerationDescriptions = 0; static const FlagDescription *blitDescriptions = 0; static const FlagDescription *drawDescriptions = 0; #else struct FlagDescription { const char *name; uint flag; }; static const FlagDescription accelerationDescriptions[] = { { " DFXL_NONE ", DFXL_NONE }, { " DFXL_FILLRECTANGLE", DFXL_FILLRECTANGLE }, { " DFXL_DRAWRECTANGLE", DFXL_DRAWRECTANGLE }, { " DFXL_DRAWLINE", DFXL_DRAWLINE }, { " DFXL_FILLTRIANGLE", DFXL_FILLTRIANGLE }, { " DFXL_BLIT", DFXL_BLIT }, { " DFXL_STRETCHBLIT", DFXL_STRETCHBLIT }, { " DFXL_TEXTRIANGLES", DFXL_TEXTRIANGLES }, { " DFXL_DRAWSTRING", DFXL_DRAWSTRING }, { 0, 0 } }; static const FlagDescription blitDescriptions[] = { { " DSBLIT_NOFX", DSBLIT_NOFX }, { " DSBLIT_BLEND_ALPHACHANNEL", DSBLIT_BLEND_ALPHACHANNEL }, { " DSBLIT_BLEND_COLORALPHA", DSBLIT_BLEND_COLORALPHA }, { " DSBLIT_COLORIZE", DSBLIT_COLORIZE }, { " DSBLIT_SRC_COLORKEY", DSBLIT_SRC_COLORKEY }, { " DSBLIT_DST_COLORKEY", DSBLIT_DST_COLORKEY }, { " DSBLIT_SRC_PREMULTIPLY", DSBLIT_SRC_PREMULTIPLY }, { " DSBLIT_DST_PREMULTIPLY", DSBLIT_DST_PREMULTIPLY }, { " DSBLIT_DEMULTIPLY", DSBLIT_DEMULTIPLY }, { " DSBLIT_DEINTERLACE", DSBLIT_DEINTERLACE }, #if (Q_DIRECTFB_VERSION >= 0x000923) { " DSBLIT_SRC_PREMULTCOLOR", DSBLIT_SRC_PREMULTCOLOR }, { " DSBLIT_XOR", DSBLIT_XOR }, #endif #if (Q_DIRECTFB_VERSION >= 0x010000) { " DSBLIT_INDEX_TRANSLATION", DSBLIT_INDEX_TRANSLATION }, #endif { 0, 0 } }; static const FlagDescription drawDescriptions[] = { { " DSDRAW_NOFX", DSDRAW_NOFX }, { " DSDRAW_BLEND", DSDRAW_BLEND }, { " DSDRAW_DST_COLORKEY", DSDRAW_DST_COLORKEY }, { " DSDRAW_SRC_PREMULTIPLY", DSDRAW_SRC_PREMULTIPLY }, { " DSDRAW_DST_PREMULTIPLY", DSDRAW_DST_PREMULTIPLY }, { " DSDRAW_DEMULTIPLY", DSDRAW_DEMULTIPLY }, { " DSDRAW_XOR", DSDRAW_XOR }, { 0, 0 } }; #endif static const QByteArray flagDescriptions(uint mask, const FlagDescription *flags) { #ifdef QT_NO_DEBUG Q_UNUSED(mask); Q_UNUSED(flags); return QByteArray(""); #else if (!mask) return flags[0].name; QStringList list; for (int i=1; flags[i].name; ++i) { if (mask & flags[i].flag) { list.append(QString::fromLatin1(flags[i].name)); } } Q_ASSERT(!list.isEmpty()); return (QLatin1Char(' ') + list.join(QLatin1String("|"))).toLatin1(); #endif } static void printDirectFBInfo(IDirectFB *fb, IDirectFBSurface *primarySurface) { DFBResult result; DFBGraphicsDeviceDescription dev; result = fb->GetDeviceDescription(fb, &dev); if (result != DFB_OK) { DirectFBError("Error reading graphics device description", result); return; } DFBSurfacePixelFormat pixelFormat; primarySurface->GetPixelFormat(primarySurface, &pixelFormat); qDebug("Device: %s (%s), Driver: %s v%i.%i (%s) Pixelformat: %d (%d)\n" "acceleration: 0x%x%s\nblit: 0x%x%s\ndraw: 0x%0x%s\nvideo: %iKB\n", dev.name, dev.vendor, dev.driver.name, dev.driver.major, dev.driver.minor, dev.driver.vendor, DFB_PIXELFORMAT_INDEX(pixelFormat), QDirectFBScreen::getImageFormat(primarySurface), dev.acceleration_mask, ::flagDescriptions(dev.acceleration_mask, accelerationDescriptions).constData(), dev.blitting_flags, ::flagDescriptions(dev.blitting_flags, blitDescriptions).constData(), dev.drawing_flags, ::flagDescriptions(dev.drawing_flags, drawDescriptions).constData(), (dev.video_memory >> 10)); } #endif static inline bool setIntOption(const QStringList &arguments, const QString &variable, int *value) { Q_ASSERT(value); QRegExp rx(QString("%1=?(\\d+)").arg(variable)); rx.setCaseSensitivity(Qt::CaseInsensitive); if (arguments.indexOf(rx) != -1) { *value = rx.cap(1).toInt(); return true; } return false; } static inline int depth(QImage::Format format) { switch (format) { case QImage::Format_Mono: case QImage::Format_MonoLSB: return 1; case QImage::Format_Indexed8: return 8; case QImage::Format_RGB32: case QImage::Format_ARGB32: case QImage::Format_ARGB32_Premultiplied: return 32; case QImage::Format_ARGB8565_Premultiplied: case QImage::Format_RGB666: case QImage::Format_ARGB6666_Premultiplied: case QImage::Format_ARGB8555_Premultiplied: case QImage::Format_RGB888: return 24; case QImage::Format_RGB555: case QImage::Format_RGB444: case QImage::Format_RGB16: case QImage::Format_ARGB4444_Premultiplied: return 16; case QImage::Format_Invalid: case QImage::NImageFormats: break; } return -1; } bool QDirectFBScreen::connect(const QString &displaySpec) { DFBResult result = DFB_OK; { // pass command line arguments to DirectFB const QStringList args = QCoreApplication::arguments(); int argc = args.size(); char **argv = new char*[argc]; for (int i = 0; i < argc; ++i) argv[i] = qstrdup(args.at(i).toLocal8Bit().constData()); result = DirectFBInit(&argc, &argv); if (result != DFB_OK) { DirectFBError("QDirectFBScreen: error initializing DirectFB", result); } delete[] argv; } const QStringList displayArgs = displaySpec.split(QLatin1Char(':'), QString::SkipEmptyParts); d_ptr->setFlipFlags(displayArgs); result = DirectFBCreate(&d_ptr->dfb); if (result != DFB_OK) { DirectFBError("QDirectFBScreen: error creating DirectFB interface", result); return false; } if (displayArgs.contains(QLatin1String("videoonly"), Qt::CaseInsensitive)) d_ptr->directFBFlags |= VideoOnly; if (displayArgs.contains(QLatin1String("systemonly"), Qt::CaseInsensitive)) { if (d_ptr->directFBFlags & VideoOnly) { qWarning("QDirectFBScreen: error. videoonly and systemonly are mutually exclusive"); } else { d_ptr->directFBFlags |= SystemOnly; } } if (displayArgs.contains(QLatin1String("boundingrectflip"), Qt::CaseInsensitive)) { d_ptr->directFBFlags |= BoundingRectFlip; } #ifdef QT_DIRECTFB_IMAGECACHE int imageCacheSize = 4 * 1024 * 1024; // 4 MB ::setIntOption(displayArgs, QLatin1String("imagecachesize"), &imageCacheSize); QDirectFBPaintEngine::initImageCache(imageCacheSize); #endif #ifndef QT_NO_DIRECTFB_WM if (displayArgs.contains(QLatin1String("fullscreen"))) #endif d_ptr->dfb->SetCooperativeLevel(d_ptr->dfb, DFSCL_FULLSCREEN); DFBSurfaceDescription description; memset(&description, 0, sizeof(DFBSurfaceDescription)); IDirectFBSurface *surface; #ifdef QT_NO_DIRECTFB_WM description.flags = DSDESC_CAPS; if (::setIntOption(displayArgs, QLatin1String("width"), &description.width)) description.flags |= DSDESC_WIDTH; if (::setIntOption(displayArgs, QLatin1String("height"), &description.height)) description.flags |= DSDESC_HEIGHT; description.caps = DSCAPS_PRIMARY|DSCAPS_DOUBLE; struct { const char *name; const DFBSurfaceCapabilities cap; } const capabilities[] = { { "static_alloc", DSCAPS_STATIC_ALLOC }, { "triplebuffer", DSCAPS_TRIPLE }, { "interlaced", DSCAPS_INTERLACED }, { "separated", DSCAPS_SEPARATED }, // { "depthbuffer", DSCAPS_DEPTH }, // only makes sense with TextureTriangles which are not supported { 0, DSCAPS_NONE } }; for (int i=0; capabilities[i].name; ++i) { if (displayArgs.contains(QString::fromLatin1(capabilities[i].name), Qt::CaseInsensitive)) description.caps |= capabilities[i].cap; } if (displayArgs.contains(QLatin1String("forcepremultiplied"), Qt::CaseInsensitive)) { description.caps |= DSCAPS_PREMULTIPLIED; } // We don't track the primary surface as it's released in disconnect d_ptr->primarySurface = createDFBSurface(description, DontTrackSurface, &result); if (!d_ptr->primarySurface) { DirectFBError("QDirectFBScreen: error creating primary surface", result); return false; } surface = d_ptr->primarySurface; #else description.flags = DSDESC_WIDTH|DSDESC_HEIGHT; description.width = description.height = 1; surface = createDFBSurface(description, DontTrackSurface, &result); if (!surface) { DirectFBError("QDirectFBScreen: error creating surface", result); return false; } #endif // Work out what format we're going to use for surfaces with an alpha channel QImage::Format pixelFormat = QDirectFBScreen::getImageFormat(surface); d_ptr->alphaPixmapFormat = pixelFormat; switch (pixelFormat) { case QImage::Format_RGB666: d_ptr->alphaPixmapFormat = QImage::Format_ARGB6666_Premultiplied; break; case QImage::Format_RGB444: d_ptr->alphaPixmapFormat = QImage::Format_ARGB4444_Premultiplied; break; case QImage::Format_RGB32: pixelFormat = d_ptr->alphaPixmapFormat = QImage::Format_ARGB32_Premultiplied; // ### Format_RGB32 doesn't work so well with Qt. Force ARGB32 for windows/pixmaps break; case QImage::Format_Indexed8: qWarning("QDirectFBScreen::connect(). Qt/DirectFB does not work with the LUT8 pixelformat."); return false; case QImage::NImageFormats: case QImage::Format_Invalid: case QImage::Format_Mono: case QImage::Format_MonoLSB: case QImage::Format_RGB888: case QImage::Format_RGB16: case QImage::Format_RGB555: d_ptr->alphaPixmapFormat = QImage::Format_ARGB32_Premultiplied; break; case QImage::Format_ARGB32: case QImage::Format_ARGB32_Premultiplied: case QImage::Format_ARGB4444_Premultiplied: case QImage::Format_ARGB8555_Premultiplied: case QImage::Format_ARGB8565_Premultiplied: case QImage::Format_ARGB6666_Premultiplied: // works already break; } setPixelFormat(pixelFormat); QScreen::d = ::depth(pixelFormat); data = 0; lstep = 0; size = 0; #ifndef QT_NO_DIRECTFB_LAYER result = d_ptr->dfb->GetDisplayLayer(d_ptr->dfb, DLID_PRIMARY, &d_ptr->dfbLayer); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::connect: " "Unable to get primary display layer!", result); return false; } result = d_ptr->dfbLayer->GetScreen(d_ptr->dfbLayer, &d_ptr->dfbScreen); #else result = d_ptr->dfb->GetScreen(d_ptr->dfb, 0, &d_ptr->dfbScreen); #endif if (result != DFB_OK) { DirectFBError("QDirectFBScreen::connect: " "Unable to get screen!", result); return false; } result = d_ptr->dfbScreen->GetSize(d_ptr->dfbScreen, &w, &h); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::connect: " "Unable to get screen size!", result); return false; } dw = w; dh = h; Q_ASSERT(dw != 0 && dh != 0); physWidth = physHeight = -1; ::setIntOption(displayArgs, QLatin1String("mmWidth"), &physWidth); ::setIntOption(displayArgs, QLatin1String("mmHeight"), &physHeight); const int dpi = 72; if (physWidth < 0) physWidth = qRound(dw * 25.4 / dpi); if (physHeight < 0) physHeight = qRound(dh * 25.4 / dpi); setGraphicsSystem(d_ptr); #if (Q_DIRECTFB_VERSION >= 0x000923) if (displayArgs.contains(QLatin1String("debug"), Qt::CaseInsensitive)) printDirectFBInfo(d_ptr->dfb, surface); #endif #ifndef QT_NO_DIRECTFB_WM surface->Release(surface); #endif QRegExp backgroundColorRegExp("bgcolor=?(.+)"); backgroundColorRegExp.setCaseSensitivity(Qt::CaseInsensitive); if (displayArgs.indexOf(backgroundColorRegExp) != -1) { d_ptr->backgroundColor.setNamedColor(backgroundColorRegExp.cap(1)); } if (!d_ptr->backgroundColor.isValid()) d_ptr->backgroundColor = Qt::green; return true; } void QDirectFBScreen::disconnect() { #if defined QT_DIRECTFB_IMAGEPROVIDER_KEEPALIVE if (d_ptr->imageProvider) d_ptr->imageProvider->Release(d_ptr->imageProvider); #endif #ifdef QT_NO_DIRECTFB_WM d_ptr->primarySurface->Release(d_ptr->primarySurface); d_ptr->primarySurface = 0; #endif foreach (IDirectFBSurface *surf, d_ptr->allocatedSurfaces) surf->Release(surf); d_ptr->allocatedSurfaces.clear(); #ifndef QT_NO_DIRECTFB_LAYER d_ptr->dfbLayer->Release(d_ptr->dfbLayer); d_ptr->dfbLayer = 0; #endif d_ptr->dfbScreen->Release(d_ptr->dfbScreen); d_ptr->dfbScreen = 0; d_ptr->dfb->Release(d_ptr->dfb); d_ptr->dfb = 0; } bool QDirectFBScreen::initDevice() { #ifndef QT_NO_DIRECTFB_MOUSE if (qgetenv("QWS_MOUSE_PROTO").isEmpty()) { QWSServer::instance()->setDefaultMouse("None"); d_ptr->mouse = new QDirectFBMouseHandler; } #endif #ifndef QT_NO_DIRECTFB_KEYBOARD if (qgetenv("QWS_KEYBOARD").isEmpty()) { QWSServer::instance()->setDefaultKeyboard("None"); d_ptr->keyboard = new QDirectFBKeyboardHandler(QString()); } #endif #ifndef QT_NO_QWS_CURSOR #if defined QT_NO_DIRECTFB_WM || defined QT_NO_DIRECTFB_LAYER QScreenCursor::initSoftwareCursor(); #else qt_screencursor = new QDirectFBScreenCursor; #endif #endif return true; } void QDirectFBScreen::shutdownDevice() { #ifndef QT_NO_DIRECTFB_MOUSE delete d_ptr->mouse; d_ptr->mouse = 0; #endif #ifndef QT_NO_DIRECTFB_KEYBOARD delete d_ptr->keyboard; d_ptr->keyboard = 0; #endif #ifndef QT_NO_QWS_CURSOR delete qt_screencursor; qt_screencursor = 0; #endif } void QDirectFBScreen::setMode(int width, int height, int depth) { d_ptr->dfb->SetVideoMode(d_ptr->dfb, width, height, depth); } void QDirectFBScreen::blank(bool on) { d_ptr->dfbScreen->SetPowerMode(d_ptr->dfbScreen, (on ? DSPM_ON : DSPM_SUSPEND)); } QWSWindowSurface *QDirectFBScreen::createSurface(QWidget *widget) const { #ifdef QT_NO_DIRECTFB_WM if (QApplication::type() == QApplication::GuiServer) { return new QDirectFBWindowSurface(d_ptr->flipFlags, const_cast(this), widget); } else { return QScreen::createSurface(widget); } #else return new QDirectFBWindowSurface(d_ptr->flipFlags, const_cast(this), widget); #endif } QWSWindowSurface *QDirectFBScreen::createSurface(const QString &key) const { if (key == QLatin1String("directfb")) { return new QDirectFBWindowSurface(d_ptr->flipFlags, const_cast(this)); } return QScreen::createSurface(key); } // Normally, when using DirectFB to compose the windows (I.e. when // QT_NO_DIRECTFB_WM isn't set), exposeRegion will simply return. If // QT_NO_DIRECTFB_WM is set, exposeRegion will compose only non-directFB // window surfaces. Normal, directFB surfaces are handled by DirectFB. void QDirectFBScreen::exposeRegion(QRegion r, int changing) { #ifdef QT_NO_DIRECTFB_WM const QList windows = QWSServer::instance()->clientWindows(); if (changing < 0 || changing >= windows.size()) return; QWSWindow *win = windows.at(changing); QWSWindowSurface *s = win->windowSurface(); r &= region(); if (r.isEmpty()) return; const QRect brect = r.boundingRect(); if (!s) { solidFill(d_ptr->backgroundColor, r); } else { const QRect windowGeometry = s->geometry(); const QRegion outsideWindow = r.subtracted(windowGeometry); if (!outsideWindow.isEmpty()) { solidFill(d_ptr->backgroundColor, outsideWindow); } const QRegion insideWindow = r.intersected(windowGeometry); if (!insideWindow.isEmpty()) { QDirectFBWindowSurface *dfbWindowSurface = (s->key() == QLatin1String("directfb")) ? static_cast(s) : 0; if (dfbWindowSurface) { IDirectFBSurface *surface = dfbWindowSurface->directFBSurface(); const int n = insideWindow.numRects(); if (n == 1 || d_ptr->directFBFlags & BoundingRectFlip) { const QRect source = (insideWindow.boundingRect().intersected(windowGeometry)).translated(-windowGeometry.topLeft()); const DFBRectangle rect = { source.x(), source.y(), source.width(), source.height() }; d_ptr->primarySurface->Blit(d_ptr->primarySurface, surface, &rect, windowGeometry.x() + source.x(), windowGeometry.y() + source.y()); } else { const QVector rects = insideWindow.rects(); QVarLengthArray dfbRectangles(n); QVarLengthArray dfbPoints(n); for (int i=0; iprimarySurface->BatchBlit(d_ptr->primarySurface, surface, dfbRectangles.constData(), dfbPoints.constData(), n); } } } } if (QScreenCursor *cursor = QScreenCursor::instance()) { const QRect cursorRectangle = cursor->boundingRect(); if (cursor->isVisible() && !cursor->isAccelerated() && cursorRectangle.intersects(brect)) { const QImage image = cursor->image(); IDirectFBSurface *surface = createDFBSurface(image, image.format(), QDirectFBScreen::DontTrackSurface); d_ptr->primarySurface->SetBlittingFlags(d_ptr->primarySurface, DSBLIT_BLEND_ALPHACHANNEL); d_ptr->primarySurface->Blit(d_ptr->primarySurface, surface, 0, cursorRectangle.x(), cursorRectangle.y()); surface->Release(surface); #if (Q_DIRECTFB_VERSION >= 0x010000) d_ptr->primarySurface->ReleaseSource(d_ptr->primarySurface); #endif } } flipSurface(d_ptr->primarySurface, d_ptr->flipFlags, r, QPoint()); #else Q_UNUSED(r); Q_UNUSED(changing); #endif } void QDirectFBScreen::solidFill(const QColor &color, const QRegion ®ion) { #ifdef QT_DIRECTFB_WM Q_UNUSED(color); Q_UNUSED(region); #else if (region.isEmpty()) return; d_ptr->primarySurface->SetColor(d_ptr->primarySurface, color.red(), color.green(), color.blue(), color.alpha()); const int n = region.numRects(); if (n > 1) { const QRect r = region.boundingRect(); d_ptr->primarySurface->FillRectangle(d_ptr->primarySurface, r.x(), r.y(), r.width(), r.height()); } else { const QVector rects = region.rects(); QVarLengthArray rectArray(n); for (int i=0; iprimarySurface->FillRectangles(d_ptr->primarySurface, rectArray.constData(), n); } #endif } void QDirectFBScreen::erase(const QRegion ®ion) { solidFill(d_ptr->backgroundColor, region); } QImage::Format QDirectFBScreen::alphaPixmapFormat() const { return d_ptr->alphaPixmapFormat; } bool QDirectFBScreen::initSurfaceDescriptionPixelFormat(DFBSurfaceDescription *description, QImage::Format format) { const DFBSurfacePixelFormat pixelformat = QDirectFBScreen::getSurfacePixelFormat(format); if (pixelformat == DSPF_UNKNOWN) return false; description->flags |= DSDESC_PIXELFORMAT; description->pixelformat = pixelformat; if (QDirectFBScreen::isPremultiplied(format)) { if (!(description->flags & DSDESC_CAPS)) { description->caps = DSCAPS_PREMULTIPLIED; description->flags |= DSDESC_CAPS; } else { description->caps |= DSCAPS_PREMULTIPLIED; } } return true; } uchar *QDirectFBScreen::lockSurface(IDirectFBSurface *surface, DFBSurfaceLockFlags flags, int *bpl) { void *mem; const DFBResult result = surface->Lock(surface, flags, &mem, bpl); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::lockSurface()", result); } return reinterpret_cast(mem); } void QDirectFBScreen::flipSurface(IDirectFBSurface *surface, DFBSurfaceFlipFlags flipFlags, const QRegion ®ion, const QPoint &offset) { if (!(flipFlags & DSFLIP_BLIT)) { surface->Flip(surface, 0, flipFlags); } else { if (!(d_ptr->directFBFlags & BoundingRectFlip) && region.numRects() > 1) { const QVector rects = region.rects(); const DFBSurfaceFlipFlags nonWaitFlags = flipFlags & ~DSFLIP_WAIT; for (int i=0; iFlip(surface, &dfbReg, i + 1 < rects.size() ? nonWaitFlags : flipFlags); } } else { const QRect r = region.boundingRect(); const DFBRegion dfbReg = { r.x() + offset.x(), r.y() + offset.y(), r.right() + offset.x(), r.bottom() + offset.y() }; surface->Flip(surface, &dfbReg, flipFlags); } } } #if defined QT_DIRECTFB_IMAGEPROVIDER_KEEPALIVE void QDirectFBScreen::setDirectFBImageProvider(IDirectFBImageProvider *provider) { Q_ASSERT(provider); if (d_ptr->imageProvider) d_ptr->imageProvider->Release(d_ptr->imageProvider); d_ptr->imageProvider = provider; } #endif IDirectFBSurface * QDirectFBScreen::surfaceForWidget(const QWidget *widget, QRect *rect) const { Q_ASSERT(widget); if (!widget->isVisible() || widget->size().isNull()) return 0; const QWSWindowSurface *surface = static_cast(widget->windowSurface()); if (surface && surface->key() == QLatin1String("directfb")) { return static_cast(surface)->surfaceForWidget(widget, rect); } return 0; } IDirectFBSurface *QDirectFBScreen::subSurfaceForWidget(const QWidget *widget, const QRect &area) const { Q_ASSERT(widget); QRect rect; IDirectFBSurface *surface = surfaceForWidget(widget, &rect); IDirectFBSurface *subSurface = 0; if (surface) { if (!area.isNull()) rect &= area.translated(widget->mapTo(widget->window(), QPoint(0, 0))); if (!rect.isNull()) { const DFBRectangle subRect = {rect.x(), rect.y(), rect.width(), rect.height() }; const DFBResult result = surface->GetSubSurface(surface, &subRect, &subSurface); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::subSurface(): Can't get sub surface", result); } } } return subSurface; }