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+/****************************************************************************
+**
+** 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 QtDeclarative 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+function printOrientation(orientation) {
+ var orientationString;
+ if (orientation == Orientation.Portrait) {
+ orientationString = "Portrait";
+ } else if (orientation == Orientation.Landscape) {
+ orientationString = "Landscape";
+ } else if (orientation == Orientation.PortraitInverted) {
+ orientationString = "Portrait inverted";
+ } else if (orientation == Orientation.LandscapeInverted) {
+ orientationString = "Landscape inverted";
+ } else {
+ orientationString = "UnknownOrientation";
+ }
+ return orientationString;
+}
+
+function getAngle(orientation) {
+ var angle;
+ if (orientation == Orientation.Portrait) {
+ angle = 0;
+ } else if (orientation == Orientation.Landscape) {
+ angle = 90;
+ } else if (orientation == Orientation.PortraitInverted) {
+ angle = 180;
+ } else if (orientation == Orientation.LandscapeInverted) {
+ angle = 270;
+ } else {
+ angle = 0;
+ }
+ return angle;
+}
+
+function parallel(firstOrientation, secondOrientation) {
+ var difference = getAngle(firstOrientation) - getAngle(secondOrientation)
+ return difference % 180 == 0;
+}
+
+function calculateGravityPoint(firstOrientation, secondOrientation) {
+ var position = Qt.point(0, 0);
+ var difference = getAngle(firstOrientation) - getAngle(secondOrientation)
+ if (difference < 0) {
+ difference = 360 + difference;
+ }
+ if (difference == 0) {
+ position = Qt.point(0, -10);
+ } else if (difference == 90) {
+ position = Qt.point(-10, 0);
+ } else if (difference == 180) {
+ position = Qt.point(0, 1000);
+ } else if (difference == 270) {
+ position = Qt.point(1000, 0);
+ }
+ return position;
+}