diff options
Diffstat (limited to 'src/plugins/platforms/minimaldfb/qwindowsurface_minimaldfb.cpp')
| -rw-r--r-- | src/plugins/platforms/minimaldfb/qwindowsurface_minimaldfb.cpp | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/src/plugins/platforms/minimaldfb/qwindowsurface_minimaldfb.cpp b/src/plugins/platforms/minimaldfb/qwindowsurface_minimaldfb.cpp new file mode 100644 index 0000000000..68d5aa08a1 --- /dev/null +++ b/src/plugins/platforms/minimaldfb/qwindowsurface_minimaldfb.cpp @@ -0,0 +1,231 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtOpenVG 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 "qwindowsurface_minimaldfb.h" +#include "qgraphicssystem_minimaldfb.h" +#include "qblitter_directfb.h" +#include "qdirectfbconvenience.h" +#include <private/qpixmap_blitter_p.h> + +#include <QtCore/qdebug.h> + +QT_BEGIN_NAMESPACE + +QDirectFbWindowSurface::QDirectFbWindowSurface(QWidget *window) + : QWindowSurface(window), m_pixmap(0), m_pmdata(0), + m_dfbWindow(0), m_dfbSurface(0) +{ + window->setWindowSurface(this); + + IDirectFBDisplayLayer *layer = QDirectFbConvenience::dfbDisplayLayer(); + DFBDisplayLayerConfig layerConfig; + layer->GetConfiguration(layer,&layerConfig); + + DFBWindowDescription description; + memset(&description,0,sizeof(DFBWindowDescription)); + description.flags = DFBWindowDescriptionFlags(DWDESC_WIDTH|DWDESC_HEIGHT|DWDESC_POSX|DWDESC_POSY|DWDESC_SURFACE_CAPS +#if DIRECTFB_MINOR_VERSION >= 1 + |DWDESC_OPTIONS +#endif + |DWDESC_CAPS); + description.width = window->rect().width(); + description.height = window->rect().height(); + description.posx = window->rect().x(); + description.posy = window->rect().y(); + + if (layerConfig.surface_caps & DSCAPS_PREMULTIPLIED) + description.surface_caps = DSCAPS_PREMULTIPLIED; + description.pixelformat = layerConfig.pixelformat; + +#if DIRECTFB_MINOR_VERSION >= 1 + description.options = DFBWindowOptions(DWOP_ALPHACHANNEL); +#endif + description.caps = DFBWindowCapabilities(DWCAPS_DOUBLEBUFFER|DWCAPS_ALPHACHANNEL); + description.surface_caps = DSCAPS_PREMULTIPLIED; + + DFBResult result = layer->CreateWindow(layer,&description,&m_dfbWindow); + if (result != DFB_OK) { + DirectFBError("QDirectFbGraphicsSystemScreen: failed to create window",result); + } + + DFBWindowID id; + m_dfbWindow->GetID(m_dfbWindow, &id); + QDirectFbInput::instance()->addWindow(id,window); + + m_dfbWindow->GetSurface(m_dfbWindow,&m_dfbSurface); + + QDirectFbBlitter *blitter = new QDirectFbBlitter(window->rect().size(), m_dfbSurface); + m_pmdata = new QBlittablePixmapData(QPixmapData::PixmapType); + m_pmdata->setBlittable(blitter); + m_pixmap = new QPixmap(m_pmdata); +} + +QDirectFbWindowSurface::~QDirectFbWindowSurface() +{ + QDirectFbInput::instance()->removeWindow(this->window()); + m_dfbWindow->Destroy(m_dfbWindow); +} + +QPaintDevice *QDirectFbWindowSurface::paintDevice() +{ + return m_pixmap; +} + +void QDirectFbWindowSurface::flush(QWidget *widget, const QRegion ®ion, const QPoint &offset) +{ + m_pmdata->blittable()->unlock(); + + const quint8 windowOpacity = quint8(widget->windowOpacity() * 0xff); + m_dfbWindow->SetOpacity(m_dfbWindow,windowOpacity); + + QVector<QRect> rects = region.rects(); + for (int i = 0 ; i < rects.size(); i++) { + const QRect rect = rects.at(i); + DFBRegion dfbReg = { rect.x() + offset.x(),rect.y() + offset.y(),rect.right() + offset.x(),rect.bottom() + offset.y()}; + m_dfbSurface->Flip(m_dfbSurface, &dfbReg, DFBSurfaceFlipFlags(DSFLIP_BLIT|DSFLIP_ONSYNC)); + } +} + +void QDirectFbWindowSurface::setGeometry(const QRect &rect) +{ + m_pmdata->blittable()->unlock(); + + QWindowSurface::setGeometry(rect); + m_dfbWindow->SetBounds(m_dfbWindow, rect.x(),rect.y(), + rect.width(), rect.height()); + + //Have to add 1 ref ass it will be removed by deleting the old blitter in setBlittable + m_dfbSurface->AddRef(m_dfbSurface); + QDirectFbBlitter *blitter = new QDirectFbBlitter(rect.size(),m_dfbSurface); + m_pmdata->setBlittable(blitter); +} + +static inline void scrollSurface(IDirectFBSurface *surface, const QRect &r, int dx, int dy) +{ + const DFBRectangle rect = { r.x(), r.y(), r.width(), r.height() }; + surface->Blit(surface, surface, &rect, r.x() + dx, r.y() + dy); + const DFBRegion region = { rect.x + dx, rect.y + dy, r.right() + dx, r.bottom() + dy }; + surface->Flip(surface, ®ion, DFBSurfaceFlipFlags(DSFLIP_BLIT)); +} + +bool QDirectFbWindowSurface::scroll(const QRegion &area, int dx, int dy) +{ + m_pmdata->blittable()->unlock(); + + if (!m_dfbSurface || area.isEmpty()) + return false; + m_dfbSurface->SetBlittingFlags(m_dfbSurface, DSBLIT_NOFX); + if (area.rectCount() == 1) { + scrollSurface(m_dfbSurface, area.boundingRect(), dx, dy); + } else { + const QVector<QRect> rects = area.rects(); + const int n = rects.size(); + for (int i=0; i<n; ++i) { + scrollSurface(m_dfbSurface, rects.at(i), dx, dy); + } + } + return true; +} + +void QDirectFbWindowSurface::beginPaint(const QRegion ®ion) +{ + Q_UNUSED(region); +} + +void QDirectFbWindowSurface::endPaint(const QRegion ®ion) +{ + Q_UNUSED(region); +} + +void QDirectFbWindowSurface::setVisible(bool visible) +{ + m_pmdata->blittable()->unlock(); + + if (visible) { + int x = this->geometry().x(); + int y = this->geometry().y(); + m_dfbWindow->MoveTo(m_dfbWindow,x,y); + } else { + IDirectFBDisplayLayer *displayLayer; + QDirectFbConvenience::dfbInterface()->GetDisplayLayer(QDirectFbConvenience::dfbInterface(),DLID_PRIMARY,&displayLayer); + + DFBDisplayLayerConfig config; + displayLayer->GetConfiguration(displayLayer,&config); + m_dfbWindow->MoveTo(m_dfbWindow,config.width+1,config.height + 1); + } +} + +Qt::WindowFlags QDirectFbWindowSurface::setWindowFlags(Qt::WindowFlags flags) +{ + switch (flags & Qt::WindowType_Mask) { + case Qt::ToolTip: { + DFBWindowOptions options; + m_dfbWindow->GetOptions(m_dfbWindow,&options); + options = DFBWindowOptions(options | DWOP_GHOST); + m_dfbWindow->SetOptions(m_dfbWindow,options); + break; } + default: + break; + } + + m_dfbWindow->SetStackingClass(m_dfbWindow, flags & Qt::WindowStaysOnTopHint ? DWSC_UPPER : DWSC_MIDDLE); + return flags; +} + +void QDirectFbWindowSurface::raise() +{ + m_dfbWindow->RaiseToTop(m_dfbWindow); +} + +void QDirectFbWindowSurface::lower() +{ + m_dfbWindow->LowerToBottom(m_dfbWindow); +} + +WId QDirectFbWindowSurface::winId() const +{ + DFBWindowID id; + m_dfbWindow->GetID(m_dfbWindow, &id); + return WId(id); +} + + +QT_END_NAMESPACE |