101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
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* \brief QNitpickerWindowSurface
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* \author Christian Prochaska
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* \date 2013-05-08
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*/
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/*
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* Copyright (C) 2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#include <private/qguiapplication_p.h>
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#include <qpa/qplatformscreen.h>
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#include "qnitpickerplatformwindow.h"
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#include "qnitpickerwindowsurface.h"
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#include <QDebug>
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static const bool verbose = false;
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QT_BEGIN_NAMESPACE
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QNitpickerWindowSurface::QNitpickerWindowSurface(QWindow *window)
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: QPlatformBackingStore(window), _framebuffer_changed(true)
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{
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//qDebug() << "QNitpickerWindowSurface::QNitpickerWindowSurface:" << (long)this;
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_platform_window = static_cast<QNitpickerPlatformWindow*>(window->handle());
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connect(_platform_window, SIGNAL(framebuffer_changed()), this, SLOT(framebuffer_changed()));
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}
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QNitpickerWindowSurface::~QNitpickerWindowSurface()
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{
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}
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QPaintDevice *QNitpickerWindowSurface::paintDevice()
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{
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if (verbose)
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qDebug() << "QNitpickerWindowSurface::paintDevice()";
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if (_framebuffer_changed) {
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if (verbose)
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PDBG("framebuffer changed");
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_framebuffer_changed = false;
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/*
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* It can happen that 'resize()' was not called yet, so the size needs
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* to be obtained from the window.
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*/
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QImage::Format format = QGuiApplication::primaryScreen()->handle()->format();
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QRect geo = _platform_window->geometry();
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_image = QImage(_platform_window->framebuffer(), geo.width(), geo.height(), 2*geo.width(), format);
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if (verbose)
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qDebug() << "QNitpickerWindowSurface::paintDevice(): w =" << geo.width() << ", h =" << geo.height();
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}
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if (verbose)
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qDebug() << "QNitpickerWindowSurface::paintDevice() finished";
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return &_image;
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}
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void QNitpickerWindowSurface::flush(QWindow *window, const QRegion ®ion, const QPoint &offset)
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{
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Q_UNUSED(window);
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Q_UNUSED(region);
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Q_UNUSED(offset);
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if (verbose)
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qDebug() << "QNitpickerWindowSurface::flush("
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<< "window =" << window
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<< ", region =" << region
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<< ", offset =" << offset
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<< ")";
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_platform_window->refresh(region.boundingRect().x() + offset.x(),
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region.boundingRect().y() + offset.y(),
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region.boundingRect().width(),
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region.boundingRect().height());
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}
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void QNitpickerWindowSurface::resize(const QSize &size, const QRegion &staticContents)
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{
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if (verbose)
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qDebug() << "QNitpickerWindowSurface::resize:" << this << size;
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}
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void QNitpickerWindowSurface::framebuffer_changed()
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{
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_framebuffer_changed = true;
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}
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QT_END_NAMESPACE
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