diff options
Diffstat (limited to 'tools/qmeegographicssystemhelper/qmeegooverlaywidget.cpp')
-rw-r--r-- | tools/qmeegographicssystemhelper/qmeegooverlaywidget.cpp | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/tools/qmeegographicssystemhelper/qmeegooverlaywidget.cpp b/tools/qmeegographicssystemhelper/qmeegooverlaywidget.cpp new file mode 100644 index 0000000..f9f14ae --- /dev/null +++ b/tools/qmeegographicssystemhelper/qmeegooverlaywidget.cpp @@ -0,0 +1,99 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** 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 <QDebug> +#include <QEvent> +#include <QMouseEvent> +#include <QCoreApplication> +#include "qmeegooverlaywidget.h" +#include "qmeegographicssystemhelper.h" +#include "qmeegoruntime.h" + +QMeeGoOverlayWidget::QMeeGoOverlayWidget(int surfaceWidth, int surfaceHeight, QWidget *parent) : QWidget(parent, 0), + sw(surfaceWidth), + sh(surfaceHeight) +{ + if (! QMeeGoGraphicsSystemHelper::isRunningMeeGo()) + qFatal("QMeeGoOverlayWidget can only be used when running with 'meego' graphics system!"); + + QMeeGoRuntime::setSurfaceFixedSize(surfaceWidth, surfaceHeight); + + scaleW = sw / 864.0; + scaleH = sh / 480.0; + installEventFilter(this); +} + +QPoint QMeeGoOverlayWidget::convertPoint(const QPoint &p) +{ + int x = p.x() * scaleW; + int y = p.y() * scaleH; + return QPoint(x, y); +} + +void QMeeGoOverlayWidget::showEvent(QShowEvent *) +{ + QMeeGoRuntime::setSurfaceScaling(0, 0, width(), height()); +} + +bool QMeeGoOverlayWidget::eventFilter(QObject *, QEvent *event) +{ + if (event->spontaneous() == false) + return false; + + switch(event->type()) { + case QEvent::MouseButtonPress: + case QEvent::MouseButtonRelease: + { + QMouseEvent *e = static_cast <QMouseEvent *>(event); + QMouseEvent newEvent = QMouseEvent(e->type(), + convertPoint(e->pos()), + convertPoint(e->globalPos()), + e->button(), + e->buttons(), + e->modifiers()); + QCoreApplication::sendEvent(this, &newEvent); + return true; + } + + default: + return false; + } +} |