private void InitSettings()
{
SystemMediaTransportControls systemMediaControls = SystemMediaTransportControls.GetForCurrentView();
systemMediaControls.PropertyChanged += m_mediaPropertyChanged;
Windows.Graphics.Display.DisplayInformation displayInfo = Windows.Graphics.Display.DisplayInformation.GetForCurrentView();
m_displayOrientation = displayInfo.CurrentOrientation;
displayInfo.OrientationChanged += DisplayInfo_OrientationChanged;
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached. The Parameter
/// property is typically used to configure the page.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
SystemMediaTransportControls systemMediaControls = SystemMediaTransportControls.GetForCurrentView();
systemMediaControls.PropertyChanged += m_mediaPropertyChanged;
Windows.Graphics.Display.DisplayInformation displayInfo = Windows.Graphics.Display.DisplayInformation.GetForCurrentView();
m_displayOrientation = displayInfo.CurrentOrientation;
displayInfo.OrientationChanged += DisplayInfo_OrientationChanged;
}
public static JValue CreateDeviceOrientationString(Windows.Graphics.Display.DisplayOrientations deviceorientation)
{
switch (deviceorientation)
{
case Windows.Graphics.Display.DisplayOrientations.Landscape:
return(new JValue("LANDSCAPE-LEFT"));
case Windows.Graphics.Display.DisplayOrientations.Portrait:
return(new JValue("PORTRAIT"));
case Windows.Graphics.Display.DisplayOrientations.LandscapeFlipped:
return(new JValue("LANDSCAPE-RIGHT"));
case Windows.Graphics.Display.DisplayOrientations.PortraitFlipped:
return(new JValue("PORTRAITUPSIDEDOWN"));
default:
return(new JValue("UNKNOWN"));
}
}
public static DisplayOrientation ToF9pDisplayOrientation(this Windows.Graphics.Display.DisplayOrientations winOrientation)
{
switch (winOrientation)
{
case Windows.Graphics.Display.DisplayOrientations.Landscape:
return(DisplayOrientation.LandscapeLeft);
case Windows.Graphics.Display.DisplayOrientations.LandscapeFlipped:
return(DisplayOrientation.LandscapeRight);
case Windows.Graphics.Display.DisplayOrientations.Portrait:
return(DisplayOrientation.Portrait);
case Windows.Graphics.Display.DisplayOrientations.PortraitFlipped:
return(DisplayOrientation.PortraitUpsideDown);
default:
return(DisplayOrientation.Portrait);
}
}
private Windows.Media.Capture.VideoRotation VideoRotationLookup(
Windows.Graphics.Display.DisplayOrientations displayOrientation,
bool counterclockwise)
{
switch (displayOrientation)
{
case Windows.Graphics.Display.DisplayOrientations.Landscape:
return(Windows.Media.Capture.VideoRotation.None);
case Windows.Graphics.Display.DisplayOrientations.Portrait:
return((counterclockwise) ? Windows.Media.Capture.VideoRotation.Clockwise270Degrees :
Windows.Media.Capture.VideoRotation.Clockwise90Degrees);
case Windows.Graphics.Display.DisplayOrientations.LandscapeFlipped:
return(Windows.Media.Capture.VideoRotation.Clockwise180Degrees);
case Windows.Graphics.Display.DisplayOrientations.PortraitFlipped:
return((counterclockwise) ? Windows.Media.Capture.VideoRotation.Clockwise90Degrees :
Windows.Media.Capture.VideoRotation.Clockwise270Degrees);
default:
return(Windows.Media.Capture.VideoRotation.None);
}
}
private Windows.Storage.FileProperties.PhotoOrientation PhotoRotationLookup(
Windows.Graphics.Display.DisplayOrientations displayOrientation,
bool counterclockwise)
{
switch (displayOrientation)
{
case Windows.Graphics.Display.DisplayOrientations.Landscape:
return(Windows.Storage.FileProperties.PhotoOrientation.Normal);
case Windows.Graphics.Display.DisplayOrientations.Portrait:
return((counterclockwise) ? Windows.Storage.FileProperties.PhotoOrientation.Rotate270:
Windows.Storage.FileProperties.PhotoOrientation.Rotate90);
case Windows.Graphics.Display.DisplayOrientations.LandscapeFlipped:
return(Windows.Storage.FileProperties.PhotoOrientation.Rotate180);
case Windows.Graphics.Display.DisplayOrientations.PortraitFlipped:
return((counterclockwise) ? Windows.Storage.FileProperties.PhotoOrientation.Rotate90 :
Windows.Storage.FileProperties.PhotoOrientation.Rotate270);
default:
return(Windows.Storage.FileProperties.PhotoOrientation.Unspecified);
}
}
private void DisplayInfo_OrientationChanged(Windows.Graphics.Display.DisplayInformation sender, object args)
{
m_displayOrientation = sender.CurrentOrientation;
OrientationChanged();
}
