private void StartScreenCapture()
{
try
{
if (surface == null || Activity == null)
{
return;
}
if (mediaProjection != null)
{
SetUpVirtualDisplay();
}
else if (resultCode != 0 && resultData != null)
{
SetUpMediaProjection();
SetUpVirtualDisplay();
}
else
{
Log.Info(TAG, "Requesting confirmation");
// This initiates a prompt for the user to confirm screen projection.
StartActivityForResult(mediaProjectionManager.CreateScreenCaptureIntent(), REQUEST_MEDIA_PROJECTION);
}
}
catch (Exception e)
{
}
}
private void SetUpVirtualDisplay()
{
Log.Info(TAG, "Setting up a VirtualDisplay: " + surfaceView.Width + "x" + surfaceView.Height + " (" + screenDensity + ")");
virtualDisplay = mediaProjection.CreateVirtualDisplay("ScreenCapture",
surfaceView.Width, surfaceView.Height, screenDensity,
(DisplayFlags)VirtualDisplayFlags.AutoMirror, surface, null, null);
buttonToggle.SetText(Resource.String.stop);
}
public override void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
if (requestCode == REQUEST_MEDIA_PROJECTION)
{
if (resultCode != Result.Ok)
{
Log.Info(TAG, "User cancelled");
Toast.MakeText(Activity, Resource.String.user_cancelled, ToastLength.Short).Show();
return;
}
if (Activity == null)
{
return;
}
Log.Info(TAG, "Starting screem capture");
this.resultCode = (int)resultCode;
this.resultData = data;
SetUpMediaProjection();
SetUpVirtualDisplay();
}
}