static void SetFlashModeForDevice(AVCaptureFlashMode flashMode, AVCaptureDevice device)
{
if (device.HasFlash && device.IsFlashModeSupported(flashMode))
{
NSError error;
if (device.LockForConfiguration(out error))
{
device.FlashMode = flashMode;
device.UnlockForConfiguration();
}
else
{
Console.WriteLine("Could not lock device for configuration: {0}", error);
}
}
}
private void OnFlashTouch(object sender, EventArgs e)
{
switch (_flashMode)
{
case AVCaptureFlashMode.Auto:
_flashMode = AVCaptureFlashMode.On;
flashButton.SetImage(UIImage.FromBundle("ic_flashOn"), UIControlState.Normal);
break;
case AVCaptureFlashMode.On:
_flashMode = AVCaptureFlashMode.Off;
flashButton.SetImage(UIImage.FromBundle("ic_flashOff"), UIControlState.Normal);
break;
default:
_flashMode = AVCaptureFlashMode.Auto;
flashButton.SetImage(UIImage.FromBundle("ic_flash"), UIControlState.Normal);
break;
}
}
/// <summary>
/// Sets the device's flash settings
/// </summary>
/// <returns><see cref="T:ChilliSource.Mobile.Core.OperationResult"/> instance indicating the outcome of the operation</returns>
/// <param name="device">Device.</param>
/// <param name="flashMode">Flash mode.</param>
public static OperationResult SetFlashMode(this AVCaptureDevice device, AVCaptureFlashMode flashMode)
{
if (device.HasFlash && device.IsFlashModeSupported(flashMode))
{
NSError error;
if (device.LockForConfiguration(out error))
{
device.FlashMode = flashMode;
device.UnlockForConfiguration();
return(OperationResult.AsSuccess());
}
else
{
return(OperationResult.AsFailure(string.Format("Could not lock device for configuration: {0}", error)));
}
}
else
{
return(OperationResult.AsSuccess());
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
InitElements();
InitDevice();
this.captureButton.TouchUpInside += (sender, e) =>
{
Thread.Sleep(400);
try
{
var _input = new AVCaptureDeviceInput(captureDevice, out NSError errw);
_input.Dispose();
this.HandleCapture();
}
catch (Exception ex)
{
allowAndBack();
}
};
rotateBn.TouchUpInside += (sender, e) =>
{
try
{
HandleRotateCamera();
}
catch (Exception ex)
{
allowAndBack();
}
};
cancelBn.TouchUpInside += (sender, e) =>
{
this.NavigationController.PopViewController(true);
};
flashOptionView.Hidden = true;
flashButton.TouchUpInside += (sender, e) =>
{
UpdateFlashView();
};
autoFlashButton.TouchUpInside += (sender, e) =>
{
flashMode = AVCaptureFlashMode.Auto;
UpdateFlashView();
autoFlashButton.SetTitleColor(UIColor.Yellow, UIControlState.Normal);
onFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
offFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
};
autoFlashButton.SetTitleColor(UIColor.Yellow, UIControlState.Normal);
onFlashButton.TouchUpInside += (sender, e) =>
{
if (flashMode != AVCaptureFlashMode.On)
{
flashMode = AVCaptureFlashMode.On;
onFlashButton.SetTitleColor(UIColor.Yellow, UIControlState.Normal);
}
else
{
flashMode = AVCaptureFlashMode.Auto;
onFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
}
autoFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
offFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
UpdateFlashView();
};
offFlashButton.TouchUpInside += (sender, e) =>
{
if (flashMode != AVCaptureFlashMode.Off)
{
flashMode = AVCaptureFlashMode.Off;
offFlashButton.SetTitleColor(UIColor.Yellow, UIControlState.Normal);
}
else
{
flashMode = AVCaptureFlashMode.Auto;
offFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
}
autoFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
onFlashButton.SetTitleColor(UIColor.White, UIControlState.Normal);
UpdateFlashView();
};
DetectRotation();
}
static void SetFlashModeForDevice (AVCaptureFlashMode flashMode, AVCaptureDevice device)
{
if (device.HasFlash && device.IsFlashModeSupported (flashMode)) {
NSError error;
if (device.LockForConfiguration (out error)) {
device.FlashMode = flashMode;
device.UnlockForConfiguration ();
} else {
Console.WriteLine ("Could not lock device for configuration: {0}", error);
}
}
}
