diff options
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp | 882 |
1 files changed, 443 insertions, 439 deletions
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp index 317f930..bc8efdd 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp +++ b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp @@ -291,445 +291,6 @@ private: QDirectFBPaintEngine *q; }; -QDirectFBPaintEnginePrivate::QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p) - : surface(0), antialiased(false), forceRasterPrimitives(false), simplePen(false), - matrixRotShear(false), scale(NoScale), lastLockedHeight(-1), - fbWidth(-1), fbHeight(-1), opacity(255), drawFlagsFromCompositionMode(0), - blitFlagsFromCompositionMode(0), porterDuffRule(DSPD_SRC_OVER), dirtyClip(true), - dfbHandledClip(false), dfbDevice(0), lockedMemory(0), q(p) -{ - fb = QDirectFBScreen::instance()->dfb(); - ignoreSystemClip = QDirectFBScreen::instance()->directFBFlags() & QDirectFBScreen::IgnoreSystemClip; - surfaceCache = new SurfaceCache; -} - -QDirectFBPaintEnginePrivate::~QDirectFBPaintEnginePrivate() -{ - delete surfaceCache; -} - -bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRect &rect) const -{ - // TODO: Check to see if DirectFB can handle the clip for the given rect - return dfbHandledClip; -} - -bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRectF &rect) const -{ - // TODO: Check to see if DirectFB can handle the clip for the given rect - return dfbHandledClip; -} - -bool QDirectFBPaintEnginePrivate::dfbCanHandleClip() const -{ - return dfbHandledClip; -} - -bool QDirectFBPaintEnginePrivate::isSimpleBrush(const QBrush &brush) const -{ - return (brush.style() == Qt::NoBrush) || (brush.style() == Qt::SolidPattern && !antialiased); -} - -void QDirectFBPaintEnginePrivate::setClipDirty() -{ - dirtyClip = true; -} - -void QDirectFBPaintEnginePrivate::lock() -{ - // We will potentially get a new pointer to the buffer after a - // lock so we need to call the base implementation of prepare so - // it updates its rasterBuffer to point to the new buffer address. - Q_ASSERT(dfbDevice); - if (dfbDevice->lockFlags() != (DSLF_WRITE|DSLF_READ) - || dfbDevice->height() != lastLockedHeight - || dfbDevice->memory() != lockedMemory) { - prepare(dfbDevice); - lastLockedHeight = dfbDevice->height(); - lockedMemory = dfbDevice->memory(); - } -} - -void QDirectFBPaintEnginePrivate::unlock() -{ - Q_ASSERT(dfbDevice); - dfbDevice->unlockDirectFB(); - lockedMemory = 0; -} - -void QDirectFBPaintEnginePrivate::setTransform(const QTransform &m) -{ - transform = m; - matrixRotShear = (transform.m12() != 0 || transform.m21() != 0); - if (qMin(transform.m11(), transform.m22()) < 0) { - scale = NegativeScale; - } else if (transform.m11() != 1 || transform.m22() != 1) { - scale = Scaled; - } else { - scale = NoScale; - } -} - -void QDirectFBPaintEnginePrivate::begin(QPaintDevice *device) -{ - lastLockedHeight = -1; - if (device->devType() == QInternal::CustomRaster) - dfbDevice = static_cast<QDirectFBPaintDevice*>(device); - else if (device->devType() == QInternal::Pixmap) { - QPixmapData *data = static_cast<QPixmap*>(device)->pixmapData(); - Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); - QDirectFBPixmapData* dfbPixmapData = static_cast<QDirectFBPixmapData*>(data); - dfbDevice = static_cast<QDirectFBPaintDevice*>(dfbPixmapData); - } - - if (dfbDevice) - surface = dfbDevice->directFBSurface(); - - if (!surface) { - qFatal("QDirectFBPaintEngine used on an invalid device: 0x%x", - device->devType()); - } - lockedMemory = 0; - forceRasterPrimitives = dfbDevice->forceRasterPrimitives(); - - surface->GetSize(surface, &fbWidth, &fbHeight); - - setTransform(QTransform()); - antialiased = false; - opacity = 255; - setCompositionMode(q->state()->compositionMode()); - dirtyClip = true; - setPen(q->state()->pen); - setDFBColor(pen.color()); -} - -void QDirectFBPaintEnginePrivate::end() -{ - lockedMemory = 0; - dfbDevice = 0; - surface->ReleaseSource(surface); - surface->SetClip(surface, NULL); - surface = 0; -} - -void QDirectFBPaintEnginePrivate::setPen(const QPen &p) -{ - pen = p; - simplePen = (pen.style() == Qt::NoPen) || - (pen.style() == Qt::SolidLine - && !antialiased - && (pen.brush().style() == Qt::SolidPattern) - && (pen.widthF() <= 1 && scale != NoScale)); -} - -void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode mode) -{ - blitFlagsFromCompositionMode = DSBLIT_NOFX; - drawFlagsFromCompositionMode = DSDRAW_NOFX; - - bool blend = true; - switch (mode) { - case QPainter::CompositionMode_SourceOver: - porterDuffRule = DSPD_SRC_OVER; - break; - case QPainter::CompositionMode_DestinationOver: - porterDuffRule = DSPD_DST_OVER; - break; - case QPainter::CompositionMode_Clear: - porterDuffRule = DSPD_CLEAR; - blend = false; - break; - case QPainter::CompositionMode_Source: - porterDuffRule = DSPD_SRC; - blend = false; - break; - case QPainter::CompositionMode_Destination: - porterDuffRule = DSPD_NONE; // ### need to double check this - blend = false; - return; - case QPainter::CompositionMode_SourceIn: - porterDuffRule = DSPD_SRC_IN; - break; - case QPainter::CompositionMode_DestinationIn: - porterDuffRule = DSPD_DST_IN; - break; - case QPainter::CompositionMode_SourceOut: - porterDuffRule = DSPD_SRC_OUT; - break; - case QPainter::CompositionMode_DestinationOut: - porterDuffRule = DSPD_DST_OUT; - break; - case QPainter::CompositionMode_Xor: - porterDuffRule = DSPD_XOR; - blitFlagsFromCompositionMode |= DSBLIT_XOR; - drawFlagsFromCompositionMode |= DSDRAW_XOR; - break; -// case QPainter::CompositionMode_Plus: // ??? -// porterDuffRule = DSPD_ADD; -// break; - default: - qWarning("QDirectFBPaintEnginePrivate::setCompositionMode(): " - "mode %d not implemented", mode); - return; - } - // intentially not comparing with current porterDuffRule. surface might have changed. - if (blend) { - blitFlagsFromCompositionMode |= DSBLIT_BLEND_ALPHACHANNEL; - drawFlagsFromCompositionMode |= DSDRAW_BLEND; - } - if (opacity != 255) { - setOpacity(opacity); - } -} - -void QDirectFBPaintEnginePrivate::setOpacity(quint8 op) -{ - opacity = op; - if (opacity == 255) { - blitFlagsFromCompositionMode &= ~DSBLIT_BLEND_COLORALPHA; - } else { - blitFlagsFromCompositionMode |= DSBLIT_BLEND_COLORALPHA; - } -} - -void QDirectFBPaintEnginePrivate::setRenderHints(QPainter::RenderHints hints) -{ - const bool old = antialiased; - antialiased = bool(hints & QPainter::Antialiasing); - if (old != antialiased) { - setPen(q->state()->pen); - } -} - -void QDirectFBPaintEnginePrivate::prepareForBlit(bool alpha) -{ - quint32 blittingFlags = blitFlagsFromCompositionMode; - if (alpha) { - surface->SetPorterDuff(surface, - (blittingFlags & DSBLIT_BLEND_COLORALPHA) - ? DSPD_NONE - : porterDuffRule); - } else { - blittingFlags &= ~DSBLIT_BLEND_ALPHACHANNEL; - surface->SetPorterDuff(surface, DSPD_NONE); - } - surface->SetColor(surface, 0xff, 0xff, 0xff, opacity); - surface->SetBlittingFlags(surface, DFBSurfaceBlittingFlags(blittingFlags)); -} - -void QDirectFBPaintEnginePrivate::setDFBColor(const QColor &color) -{ - Q_ASSERT(surface); - const quint8 alpha = (opacity == 255 ? - color.alpha() : ALPHA_MUL(color.alpha(), opacity)); - surface->SetColor(surface, - color.red(), color.green(), color.blue(), alpha); - quint32 drawingFlags = drawFlagsFromCompositionMode; - if (alpha == 255) { - drawingFlags &= ~DSDRAW_BLEND; - } - surface->SetPorterDuff(surface, DSPD_NONE); - // PorterDuff messes up alpha values for primitives - surface->SetDrawingFlags(surface, DFBSurfaceDrawingFlags(drawingFlags)); -} - -void QDirectFBPaintEnginePrivate::drawLines(const QLine *lines, int n) -{ - for (int i = 0; i < n; ++i) { - const QLine l = transform.map(lines[i]); - surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); - } -} - -void QDirectFBPaintEnginePrivate::drawLines(const QLineF *lines, int n) -{ - for (int i = 0; i < n; ++i) { - const QLine l = transform.map(lines[i]).toLine(); - surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); - } -} - -void QDirectFBPaintEnginePrivate::fillRegion(const QRegion ®ion) -{ - Q_ASSERT(isSimpleBrush(q->state()->brush)); - setDFBColor(q->state()->brush.color()); - const QVector<QRect> rects = region.rects(); - const int n = rects.size(); - fillRects(rects.constData(), n); -} - -void QDirectFBPaintEnginePrivate::fillRects(const QRect *rects, int n) -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]); - surface->FillRectangle(surface, r.x(), r.y(), - r.width(), r.height()); - } -} - -void QDirectFBPaintEnginePrivate::fillRects(const QRectF *rects, int n) -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]).toRect(); - surface->FillRectangle(surface, r.x(), r.y(), - r.width(), r.height()); - } -} - -void QDirectFBPaintEnginePrivate::drawRects(const QRect *rects, int n) -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]); - surface->DrawRectangle(surface, r.x(), r.y(), - r.width() + 1, r.height() + 1); - } -} - -void QDirectFBPaintEnginePrivate::drawRects(const QRectF *rects, int n) -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]).toRect(); - surface->DrawRectangle(surface, r.x(), r.y(), - r.width() + 1, r.height() + 1); - } -} - -IDirectFBSurface *QDirectFBPaintEnginePrivate::getSurface(const QImage &img, bool *release) -{ -#ifndef QT_DIRECTFB_IMAGECACHE - *release = true; - return QDirectFBScreen::instance()->createDFBSurface(img, QDirectFBScreen::DontTrackSurface); -#else - const qint64 key = img.cacheKey(); - *release = false; - if (imageCache.contains(key)) { - return imageCache[key]->surface; - } - - const int cost = cacheCost(img); - const bool cache = cost <= imageCache.maxCost(); - QDirectFBScreen *screen = QDirectFBScreen::instance(); - const QImage::Format format = (img.format() == screen->alphaPixmapFormat() || QDirectFBPixmapData::hasAlphaChannel(img) - ? screen->alphaPixmapFormat() : screen->pixelFormat()); - - IDirectFBSurface *surface = screen->copyToDFBSurface(img, format, - cache - ? QDirectFBScreen::TrackSurface - : QDirectFBScreen::DontTrackSurface); - if (cache) { - CachedImage *cachedImage = new CachedImage; - const_cast<QImage&>(img).data_ptr()->is_cached = true; - cachedImage->surface = surface; - imageCache.insert(key, cachedImage, cost); - } else { - *release = true; - } - return surface; -#endif -} - - -void QDirectFBPaintEnginePrivate::blit(const QRectF &dest, IDirectFBSurface *s, const QRectF &src) -{ - const QRect sr = src.toRect(); - const QRect dr = transform.mapRect(dest).toRect(); - const DFBRectangle sRect = { sr.x(), sr.y(), sr.width(), sr.height() }; - DFBResult result; - - if (dr.size() == sr.size()) { - result = surface->Blit(surface, s, &sRect, dr.x(), dr.y()); - } else { - const DFBRectangle dRect = { dr.x(), dr.y(), dr.width(), dr.height() }; - result = surface->StretchBlit(surface, s, &sRect, &dRect); - } - if (result != DFB_OK) - DirectFBError("QDirectFBPaintEngine::drawPixmap()", result); -} - -void QDirectFBPaintEnginePrivate::drawTiledPixmap(const QRectF &dest, - const QPixmap &pixmap) -{ - prepareForBlit(pixmap.hasAlphaChannel()); - QPixmapData *data = pixmap.pixmapData(); - Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); - QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); - IDirectFBSurface *s = dfbData->directFBSurface(); - const QRect dr = transform.mapRect(dest).toRect(); - DFBResult result = DFB_OK; - - if (scale == NoScale && dr == QRect(0, 0, fbWidth, fbHeight)) { - result = surface->TileBlit(surface, s, 0, 0, 0); - } else if (scale == NoScale) { - const int dx = pixmap.width(); - const int dy = pixmap.height(); - const DFBRectangle rect = { 0, 0, dx, dy }; - QVarLengthArray<DFBRectangle> rects; - QVarLengthArray<DFBPoint> points; - - for (int y = dr.y(); y <= dr.bottom(); y += dy) { - for (int x = dr.x(); x <= dr.right(); x += dx) { - rects.append(rect); - const DFBPoint point = { x, y }; - points.append(point); - } - } - result = surface->BatchBlit(surface, s, rects.constData(), - points.constData(), points.size()); - } else { - const QRect sr = transform.mapRect(QRect(0, 0, pixmap.width(), pixmap.height())); - const int dx = sr.width(); - const int dy = sr.height(); - const DFBRectangle sRect = { 0, 0, dx, dy }; - - for (int y = dr.y(); y <= dr.bottom(); y += dy) { - for (int x = dr.x(); x <= dr.right(); x += dx) { - const DFBRectangle dRect = { x, y, dx, dy }; - result = surface->StretchBlit(surface, s, &sRect, &dRect); - if (result != DFB_OK) { - y = dr.bottom() + 1; - break; - } - } - } - } - - if (result != DFB_OK) - DirectFBError("QDirectFBPaintEngine::drawTiledPixmap()", result); -} - -void QDirectFBPaintEnginePrivate::updateClip() -{ - if (!dirtyClip) - return; - - const QClipData *clipData = clip(); - if (!clipData || !clipData->enabled) { - surface->SetClip(surface, NULL); - dfbHandledClip = true; - } else if (clipData->hasRectClip) { - const DFBRegion r = { - clipData->clipRect.x(), - clipData->clipRect.y(), - clipData->clipRect.x() + clipData->clipRect.width(), - clipData->clipRect.y() + clipData->clipRect.height() - }; - surface->SetClip(surface, &r); - dfbHandledClip = true; - } else if (clipData->hasRegionClip && ignoreSystemClip && clipData->clipRegion == systemClip) { - dfbHandledClip = true; - } else { - dfbHandledClip = false; - } - - dirtyClip = false; -} - -void QDirectFBPaintEnginePrivate::systemStateChanged() -{ - setClipDirty(); - QRasterPaintEnginePrivate::systemStateChanged(); -} - QDirectFBPaintEngine::QDirectFBPaintEngine(QPaintDevice *device) : QRasterPaintEngine(*(new QDirectFBPaintEnginePrivate(this)), device) { @@ -1235,4 +796,447 @@ void QDirectFBPaintEngine::initImageCache(int size) } #endif // QT_DIRECTFB_IMAGECACHE + +// ---- QDirectFBPaintEnginePrivate ---- + + +QDirectFBPaintEnginePrivate::QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p) + : surface(0), antialiased(false), forceRasterPrimitives(false), simplePen(false), + matrixRotShear(false), scale(NoScale), lastLockedHeight(-1), + fbWidth(-1), fbHeight(-1), opacity(255), drawFlagsFromCompositionMode(0), + blitFlagsFromCompositionMode(0), porterDuffRule(DSPD_SRC_OVER), dirtyClip(true), + dfbHandledClip(false), dfbDevice(0), lockedMemory(0), q(p) +{ + fb = QDirectFBScreen::instance()->dfb(); + ignoreSystemClip = QDirectFBScreen::instance()->directFBFlags() & QDirectFBScreen::IgnoreSystemClip; + surfaceCache = new SurfaceCache; +} + +QDirectFBPaintEnginePrivate::~QDirectFBPaintEnginePrivate() +{ + delete surfaceCache; +} + +bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRect &rect) const +{ + // TODO: Check to see if DirectFB can handle the clip for the given rect + return dfbHandledClip; +} + +bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRectF &rect) const +{ + // TODO: Check to see if DirectFB can handle the clip for the given rect + return dfbHandledClip; +} + +bool QDirectFBPaintEnginePrivate::dfbCanHandleClip() const +{ + return dfbHandledClip; +} + +bool QDirectFBPaintEnginePrivate::isSimpleBrush(const QBrush &brush) const +{ + return (brush.style() == Qt::NoBrush) || (brush.style() == Qt::SolidPattern && !antialiased); +} + +void QDirectFBPaintEnginePrivate::setClipDirty() +{ + dirtyClip = true; +} + +void QDirectFBPaintEnginePrivate::lock() +{ + // We will potentially get a new pointer to the buffer after a + // lock so we need to call the base implementation of prepare so + // it updates its rasterBuffer to point to the new buffer address. + Q_ASSERT(dfbDevice); + if (dfbDevice->lockFlags() != (DSLF_WRITE|DSLF_READ) + || dfbDevice->height() != lastLockedHeight + || dfbDevice->memory() != lockedMemory) { + prepare(dfbDevice); + lastLockedHeight = dfbDevice->height(); + lockedMemory = dfbDevice->memory(); + } +} + +void QDirectFBPaintEnginePrivate::unlock() +{ + Q_ASSERT(dfbDevice); + dfbDevice->unlockDirectFB(); + lockedMemory = 0; +} + +void QDirectFBPaintEnginePrivate::setTransform(const QTransform &m) +{ + transform = m; + matrixRotShear = (transform.m12() != 0 || transform.m21() != 0); + if (qMin(transform.m11(), transform.m22()) < 0) { + scale = NegativeScale; + } else if (transform.m11() != 1 || transform.m22() != 1) { + scale = Scaled; + } else { + scale = NoScale; + } +} + +void QDirectFBPaintEnginePrivate::begin(QPaintDevice *device) +{ + lastLockedHeight = -1; + if (device->devType() == QInternal::CustomRaster) + dfbDevice = static_cast<QDirectFBPaintDevice*>(device); + else if (device->devType() == QInternal::Pixmap) { + QPixmapData *data = static_cast<QPixmap*>(device)->pixmapData(); + Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); + QDirectFBPixmapData* dfbPixmapData = static_cast<QDirectFBPixmapData*>(data); + dfbDevice = static_cast<QDirectFBPaintDevice*>(dfbPixmapData); + } + + if (dfbDevice) + surface = dfbDevice->directFBSurface(); + + if (!surface) { + qFatal("QDirectFBPaintEngine used on an invalid device: 0x%x", + device->devType()); + } + lockedMemory = 0; + forceRasterPrimitives = dfbDevice->forceRasterPrimitives(); + + surface->GetSize(surface, &fbWidth, &fbHeight); + + setTransform(QTransform()); + antialiased = false; + opacity = 255; + setCompositionMode(q->state()->compositionMode()); + dirtyClip = true; + setPen(q->state()->pen); + setDFBColor(pen.color()); +} + +void QDirectFBPaintEnginePrivate::end() +{ + lockedMemory = 0; + dfbDevice = 0; + surface->ReleaseSource(surface); + surface->SetClip(surface, NULL); + surface = 0; +} + +void QDirectFBPaintEnginePrivate::setPen(const QPen &p) +{ + pen = p; + simplePen = (pen.style() == Qt::NoPen) || + (pen.style() == Qt::SolidLine + && !antialiased + && (pen.brush().style() == Qt::SolidPattern) + && (pen.widthF() <= 1 && scale != NoScale)); +} + +void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode mode) +{ + blitFlagsFromCompositionMode = DSBLIT_NOFX; + drawFlagsFromCompositionMode = DSDRAW_NOFX; + + bool blend = true; + switch (mode) { + case QPainter::CompositionMode_SourceOver: + porterDuffRule = DSPD_SRC_OVER; + break; + case QPainter::CompositionMode_DestinationOver: + porterDuffRule = DSPD_DST_OVER; + break; + case QPainter::CompositionMode_Clear: + porterDuffRule = DSPD_CLEAR; + blend = false; + break; + case QPainter::CompositionMode_Source: + porterDuffRule = DSPD_SRC; + blend = false; + break; + case QPainter::CompositionMode_Destination: + porterDuffRule = DSPD_NONE; // ### need to double check this + blend = false; + return; + case QPainter::CompositionMode_SourceIn: + porterDuffRule = DSPD_SRC_IN; + break; + case QPainter::CompositionMode_DestinationIn: + porterDuffRule = DSPD_DST_IN; + break; + case QPainter::CompositionMode_SourceOut: + porterDuffRule = DSPD_SRC_OUT; + break; + case QPainter::CompositionMode_DestinationOut: + porterDuffRule = DSPD_DST_OUT; + break; + case QPainter::CompositionMode_Xor: + porterDuffRule = DSPD_XOR; + blitFlagsFromCompositionMode |= DSBLIT_XOR; + drawFlagsFromCompositionMode |= DSDRAW_XOR; + break; +// case QPainter::CompositionMode_Plus: // ??? +// porterDuffRule = DSPD_ADD; +// break; + default: + qWarning("QDirectFBPaintEnginePrivate::setCompositionMode(): " + "mode %d not implemented", mode); + return; + } + // intentially not comparing with current porterDuffRule. surface might have changed. + if (blend) { + blitFlagsFromCompositionMode |= DSBLIT_BLEND_ALPHACHANNEL; + drawFlagsFromCompositionMode |= DSDRAW_BLEND; + } + if (opacity != 255) { + setOpacity(opacity); + } +} + +void QDirectFBPaintEnginePrivate::setOpacity(quint8 op) +{ + opacity = op; + if (opacity == 255) { + blitFlagsFromCompositionMode &= ~DSBLIT_BLEND_COLORALPHA; + } else { + blitFlagsFromCompositionMode |= DSBLIT_BLEND_COLORALPHA; + } +} + +void QDirectFBPaintEnginePrivate::setRenderHints(QPainter::RenderHints hints) +{ + const bool old = antialiased; + antialiased = bool(hints & QPainter::Antialiasing); + if (old != antialiased) { + setPen(q->state()->pen); + } +} + +void QDirectFBPaintEnginePrivate::prepareForBlit(bool alpha) +{ + quint32 blittingFlags = blitFlagsFromCompositionMode; + if (alpha) { + surface->SetPorterDuff(surface, + (blittingFlags & DSBLIT_BLEND_COLORALPHA) + ? DSPD_NONE + : porterDuffRule); + } else { + blittingFlags &= ~DSBLIT_BLEND_ALPHACHANNEL; + surface->SetPorterDuff(surface, DSPD_NONE); + } + surface->SetColor(surface, 0xff, 0xff, 0xff, opacity); + surface->SetBlittingFlags(surface, DFBSurfaceBlittingFlags(blittingFlags)); +} + +void QDirectFBPaintEnginePrivate::setDFBColor(const QColor &color) +{ + Q_ASSERT(surface); + const quint8 alpha = (opacity == 255 ? + color.alpha() : ALPHA_MUL(color.alpha(), opacity)); + surface->SetColor(surface, + color.red(), color.green(), color.blue(), alpha); + quint32 drawingFlags = drawFlagsFromCompositionMode; + if (alpha == 255) { + drawingFlags &= ~DSDRAW_BLEND; + } + surface->SetPorterDuff(surface, DSPD_NONE); + // PorterDuff messes up alpha values for primitives + surface->SetDrawingFlags(surface, DFBSurfaceDrawingFlags(drawingFlags)); +} + +void QDirectFBPaintEnginePrivate::drawLines(const QLine *lines, int n) +{ + for (int i = 0; i < n; ++i) { + const QLine l = transform.map(lines[i]); + surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); + } +} + +void QDirectFBPaintEnginePrivate::drawLines(const QLineF *lines, int n) +{ + for (int i = 0; i < n; ++i) { + const QLine l = transform.map(lines[i]).toLine(); + surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); + } +} + +void QDirectFBPaintEnginePrivate::fillRegion(const QRegion ®ion) +{ + Q_ASSERT(isSimpleBrush(q->state()->brush)); + setDFBColor(q->state()->brush.color()); + const QVector<QRect> rects = region.rects(); + const int n = rects.size(); + fillRects(rects.constData(), n); +} + +void QDirectFBPaintEnginePrivate::fillRects(const QRect *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]); + surface->FillRectangle(surface, r.x(), r.y(), + r.width(), r.height()); + } +} + +void QDirectFBPaintEnginePrivate::fillRects(const QRectF *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]).toRect(); + surface->FillRectangle(surface, r.x(), r.y(), + r.width(), r.height()); + } +} + +void QDirectFBPaintEnginePrivate::drawRects(const QRect *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]); + surface->DrawRectangle(surface, r.x(), r.y(), + r.width() + 1, r.height() + 1); + } +} + +void QDirectFBPaintEnginePrivate::drawRects(const QRectF *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]).toRect(); + surface->DrawRectangle(surface, r.x(), r.y(), + r.width() + 1, r.height() + 1); + } +} + +IDirectFBSurface *QDirectFBPaintEnginePrivate::getSurface(const QImage &img, bool *release) +{ +#ifndef QT_DIRECTFB_IMAGECACHE + *release = true; + return QDirectFBScreen::instance()->createDFBSurface(img, QDirectFBScreen::DontTrackSurface); +#else + const qint64 key = img.cacheKey(); + *release = false; + if (imageCache.contains(key)) { + return imageCache[key]->surface; + } + + const int cost = cacheCost(img); + const bool cache = cost <= imageCache.maxCost(); + QDirectFBScreen *screen = QDirectFBScreen::instance(); + const QImage::Format format = (img.format() == screen->alphaPixmapFormat() || QDirectFBPixmapData::hasAlphaChannel(img) + ? screen->alphaPixmapFormat() : screen->pixelFormat()); + + IDirectFBSurface *surface = screen->copyToDFBSurface(img, format, + cache + ? QDirectFBScreen::TrackSurface + : QDirectFBScreen::DontTrackSurface); + if (cache) { + CachedImage *cachedImage = new CachedImage; + const_cast<QImage&>(img).data_ptr()->is_cached = true; + cachedImage->surface = surface; + imageCache.insert(key, cachedImage, cost); + } else { + *release = true; + } + return surface; +#endif +} + + +void QDirectFBPaintEnginePrivate::blit(const QRectF &dest, IDirectFBSurface *s, const QRectF &src) +{ + const QRect sr = src.toRect(); + const QRect dr = transform.mapRect(dest).toRect(); + const DFBRectangle sRect = { sr.x(), sr.y(), sr.width(), sr.height() }; + DFBResult result; + + if (dr.size() == sr.size()) { + result = surface->Blit(surface, s, &sRect, dr.x(), dr.y()); + } else { + const DFBRectangle dRect = { dr.x(), dr.y(), dr.width(), dr.height() }; + result = surface->StretchBlit(surface, s, &sRect, &dRect); + } + if (result != DFB_OK) + DirectFBError("QDirectFBPaintEngine::drawPixmap()", result); +} + +void QDirectFBPaintEnginePrivate::drawTiledPixmap(const QRectF &dest, + const QPixmap &pixmap) +{ + prepareForBlit(pixmap.hasAlphaChannel()); + QPixmapData *data = pixmap.pixmapData(); + Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); + QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); + IDirectFBSurface *s = dfbData->directFBSurface(); + const QRect dr = transform.mapRect(dest).toRect(); + DFBResult result = DFB_OK; + + if (scale == NoScale && dr == QRect(0, 0, fbWidth, fbHeight)) { + result = surface->TileBlit(surface, s, 0, 0, 0); + } else if (scale == NoScale) { + const int dx = pixmap.width(); + const int dy = pixmap.height(); + const DFBRectangle rect = { 0, 0, dx, dy }; + QVarLengthArray<DFBRectangle> rects; + QVarLengthArray<DFBPoint> points; + + for (int y = dr.y(); y <= dr.bottom(); y += dy) { + for (int x = dr.x(); x <= dr.right(); x += dx) { + rects.append(rect); + const DFBPoint point = { x, y }; + points.append(point); + } + } + result = surface->BatchBlit(surface, s, rects.constData(), + points.constData(), points.size()); + } else { + const QRect sr = transform.mapRect(QRect(0, 0, pixmap.width(), pixmap.height())); + const int dx = sr.width(); + const int dy = sr.height(); + const DFBRectangle sRect = { 0, 0, dx, dy }; + + for (int y = dr.y(); y <= dr.bottom(); y += dy) { + for (int x = dr.x(); x <= dr.right(); x += dx) { + const DFBRectangle dRect = { x, y, dx, dy }; + result = surface->StretchBlit(surface, s, &sRect, &dRect); + if (result != DFB_OK) { + y = dr.bottom() + 1; + break; + } + } + } + } + + if (result != DFB_OK) + DirectFBError("QDirectFBPaintEngine::drawTiledPixmap()", result); +} + +void QDirectFBPaintEnginePrivate::updateClip() +{ + if (!dirtyClip) + return; + + const QClipData *clipData = clip(); + if (!clipData || !clipData->enabled) { + surface->SetClip(surface, NULL); + dfbHandledClip = true; + } else if (clipData->hasRectClip) { + const DFBRegion r = { + clipData->clipRect.x(), + clipData->clipRect.y(), + clipData->clipRect.x() + clipData->clipRect.width(), + clipData->clipRect.y() + clipData->clipRect.height() + }; + surface->SetClip(surface, &r); + dfbHandledClip = true; + } else if (clipData->hasRegionClip && ignoreSystemClip && clipData->clipRegion == systemClip) { + dfbHandledClip = true; + } else { + dfbHandledClip = false; + } + + dirtyClip = false; +} + +void QDirectFBPaintEnginePrivate::systemStateChanged() +{ + setClipDirty(); + QRasterPaintEnginePrivate::systemStateChanged(); +} + #endif // QT_NO_DIRECTFB |