Qt Reference Documentation

# screenorientation.js Example File

declarative/screenorientation/Core/screenorientation.js

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     ** This file is part of the examples of the Qt Toolkit.
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     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;
     }