1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the examples of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:BSD$
9 ** You may use this file under the terms of the BSD license as follows:
11 ** "Redistribution and use in source and binary forms, with or without
12 ** modification, are permitted provided that the following conditions are
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15 ** notice, this list of conditions and the following disclaimer.
16 ** * Redistributions in binary form must reproduce the above copyright
17 ** notice, this list of conditions and the following disclaimer in
18 ** the documentation and/or other materials provided with the
20 ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
21 ** the names of its contributors may be used to endorse or promote
22 ** products derived from this software without specific prior written
25 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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39 ****************************************************************************/
41 function printOrientation(orientation) {
42 var orientationString;
43 if (orientation == Orientation.Portrait) {
44 orientationString = "Portrait";
45 } else if (orientation == Orientation.Landscape) {
46 orientationString = "Landscape";
47 } else if (orientation == Orientation.PortraitInverted) {
48 orientationString = "Portrait inverted";
49 } else if (orientation == Orientation.LandscapeInverted) {
50 orientationString = "Landscape inverted";
52 orientationString = "UnknownOrientation";
54 return orientationString;
57 function getAngle(orientation) {
59 if (orientation == Orientation.Portrait) {
61 } else if (orientation == Orientation.Landscape) {
63 } else if (orientation == Orientation.PortraitInverted) {
65 } else if (orientation == Orientation.LandscapeInverted) {
73 function parallel(firstOrientation, secondOrientation) {
74 var difference = getAngle(firstOrientation) - getAngle(secondOrientation)
75 return difference % 180 == 0;
78 function calculateGravityPoint(firstOrientation, secondOrientation) {
79 var position = Qt.point(0, 0);
80 var difference = getAngle(firstOrientation) - getAngle(secondOrientation)
82 difference = 360 + difference;
84 if (difference == 0) {
85 position = Qt.point(0, -10);
86 } else if (difference == 90) {
87 position = Qt.point(-10, 0);
88 } else if (difference == 180) {
89 position = Qt.point(0, 1000);
90 } else if (difference == 270) {
91 position = Qt.point(1000, 0);