private void ToggleFlash()
{
try
{
IReadOnlyList <object> supportedCameraModes =
AudioVideoCaptureDevice.GetSupportedPropertyValues(_sensorLocation,
KnownCameraAudioVideoProperties.VideoTorchMode);
//ToDo Don't like this line. Simplify....
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
if (!_flashOn)
{
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.On);
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower,
AudioVideoCaptureDevice.GetSupportedPropertyRange(_sensorLocation,
KnownCameraAudioVideoProperties
.VideoTorchPower)
.Max);
_contentGrid.Background = new SolidColorBrush(Colors.White);
_flashOn = true;
}
else
{
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.Off);
_contentGrid.Background = null;
_flashOn = false;
}
}
}
catch (Exception ex)
{
_shakeStatusTextBlock.Text = "The flash cannot be controlled on this device.";
}
}
private void OnPhotoCameraInitialized(object sender, CameraOperationCompletedEventArgs e)
{
MobileBarcodeScanner.Log("Initialized Camera");
if (_photoCamera == null)
{
return;
}
MobileBarcodeScanner.Log("Creating Luminance Source");
var width = Convert.ToInt32(_photoCamera.PreviewResolution.Width);
var height = Convert.ToInt32(_photoCamera.PreviewResolution.Height);
_luminance = new PhotoCameraLuminanceSource(width, height);
var supportedCameraModes = AudioVideoCaptureDevice.GetSupportedPropertyValues(_photoCamera.SensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
_photoCamera.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.Off);
}
_initialized = true;
MobileBarcodeScanner.Log("Luminance Source Created");
OnCameraInitialized(_initialized);
}
/// <summary>
/// Turn the lamp on
/// </summary>
public async void TurnOn()
{
// further information about accessing the camera light can be found here:
// http://developer.nokia.com/community/wiki/Using_the_camera_light_in_Windows_Phone_7,_8_and_8.1
if (_avDevice == null)
{
_avDevice = await AudioVideoCaptureDevice.OpenAsync(CameraSensorLocation.Back,
AudioVideoCaptureDevice.GetAvailableCaptureResolutions(CameraSensorLocation.Back).First());
}
// turn flashlight on
var supportedCameraModes = AudioVideoCaptureDevice
.GetSupportedPropertyValues(CameraSensorLocation.Back, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
_avDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.On);
// set flash power to maxinum
_avDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower,
AudioVideoCaptureDevice.GetSupportedPropertyRange(CameraSensorLocation.Back, KnownCameraAudioVideoProperties.VideoTorchPower).Max);
}
else
{
Debug.WriteLine("Torch Mode not supported by this device");
}
}
/// <summary>
/// Turn the lamp off
/// </summary>
public async void TurnOff()
{
if (_avDevice == null)
{
_avDevice = await AudioVideoCaptureDevice.OpenAsync(CameraSensorLocation.Back,
AudioVideoCaptureDevice.GetAvailableCaptureResolutions(CameraSensorLocation.Back).First());
}
// turn flashlight on
var supportedCameraModes = AudioVideoCaptureDevice
.GetSupportedPropertyValues(CameraSensorLocation.Back, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
_avDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.Off);
// set flash power to maxinum
_avDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower,
AudioVideoCaptureDevice.GetSupportedPropertyRange(CameraSensorLocation.Back, KnownCameraAudioVideoProperties.VideoTorchPower).Max);
}
else
{
Debug.WriteLine("Torch Mode not supported by this device");
}
}
public void TurnOnFlashlight()
{
var sensorLocation = CameraSensorLocation.Back;
try
{
//turn flashlight on
var supportedCameraModes = AudioVideoCaptureDevice
.GetSupportedPropertyValues(sensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
if (App.AvDevice != null)
{
App.AvDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.On);
// set flash power to maxinum
App.AvDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower,
AudioVideoCaptureDevice.GetSupportedPropertyRange(sensorLocation, KnownCameraAudioVideoProperties.VideoTorchPower).Max);
}
}
}
catch (Exception)
{
}
}
private void ToggleFlash()
{
IReadOnlyList <object> supportedCameraModes =
AudioVideoCaptureDevice.GetSupportedPropertyValues(_sensorLocation,
KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
if (!_flashOn)
{
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.On);
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower,
AudioVideoCaptureDevice.GetSupportedPropertyRange(_sensorLocation,
KnownCameraAudioVideoProperties
.VideoTorchPower)
.Max);
_flashOn = true;
}
else
{
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.Off);
_flashOn = false;
}
}
}
private async void InitializeCaptureDevice()
{
captureDevice = await GetCaptureDevice();
IReadOnlyList <object> supportedModes = AudioVideoCaptureDevice.GetSupportedPropertyValues(sensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
flashSupported = supportedModes.ToList().Contains((UInt32)VideoTorchMode.On);
}
/// <summary>
/// Here's where the magic happens.
/// </summary>
private void ToggleFlash()
{
try
{
var vibrator = VibrateController.Default;
var supportedCameraModes = AudioVideoCaptureDevice.GetSupportedPropertyValues(SensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
if (!_flashOn)
{
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.On);
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower, AudioVideoCaptureDevice.GetSupportedPropertyRange(SensorLocation, KnownCameraAudioVideoProperties.VideoTorchPower).Max);
if (_appSettings.EnableSoundSetting)
{
SoundEffects.PlaySound(new Uri(soundOn, UriKind.Relative));
}
if (_appSettings.EnableVibrateSetting && vibrator != null)
{
vibrator.Start(new TimeSpan(0, 0, 0, 0, 20));
}
TorchButton.Background = _torchOnImage;
_flashOn = true;
}
else
{
_captureDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.Off);
if (_appSettings.EnableSoundSetting)
{
SoundEffects.PlaySound(new Uri(soundOff, UriKind.Relative));
}
if (_appSettings.EnableVibrateSetting && vibrator != null)
{
vibrator.Start(new TimeSpan(0, 0, 0, 0, 10));
}
TorchButton.Background = _torchOffImage;
_flashOn = false;
}
}
}
catch (Exception ex)
{
DebugText.Text = ex.Message;
}
// Update battery icon
SetBatteryIcon();
}
public async Task InitAsync()
{
Debug.Assert(_status == StatusEnum.Uninitialized);
if (AudioVideoCaptureDevice.AvailableSensorLocations.Contains(_location))
{
var resolutions = AudioVideoCaptureDevice.GetAvailableCaptureResolutions(_location);
if (resolutions.Count > 0)
{
var resolution = resolutions.First();
_device = await AudioVideoCaptureDevice.OpenForVideoOnlyAsync(_location, resolution);
if ((object)_device != null)
{
var values = AudioVideoCaptureDevice.GetSupportedPropertyValues(_location, KnownCameraAudioVideoProperties.VideoTorchMode);
if (values.Contains((UInt32)VideoTorchMode.On))
{
// Done, it looks like we have it!
_status = StatusEnum.Ready;
}
else
{
_status = StatusEnum.CannotFindTorchOnDevice;
_device.Dispose();
_device = null;
}
}
else
{
_status = StatusEnum.CannotAccessCameraDevice;
}
}
else
{
_status = StatusEnum.CannotFindValidResolutionForCamera;
}
}
else
{
_status = StatusEnum.CannotFindBackCamera;
}
}
public void TurnOffFlashlight()
{
var sensorLocation = CameraSensorLocation.Back;
try
{
// turn flashlight on
var supportedCameraModes = AudioVideoCaptureDevice
.GetSupportedPropertyValues(sensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
App.AvDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.Off);
}
}
catch (Exception)
{
}
}
public void available(string options)
{
string callbackId;
if (!TryDeserializeOptions(options, out callbackId))
{
this.DispatchCommandResult(new PluginResult(PluginResult.Status.JSON_EXCEPTION));
return;
}
var supportedCameraModes = AudioVideoCaptureDevice.GetSupportedPropertyValues(SensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
if (!supportedCameraModes.Contains((uint)VideoTorchMode.On))
{
this.DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR), callbackId);
return;
}
this.DispatchCommandResult(new PluginResult(PluginResult.Status.OK), callbackId);
}
public static void TurnOnFlashlight(ToggleButton flashlight, AudioVideoCaptureDevice avDevice,
CameraSensorLocation sensorLocation)
{
try
{
IReadOnlyList <object> supportedCameraModes =
AudioVideoCaptureDevice.GetSupportedPropertyValues(sensorLocation,
KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
avDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchMode, VideoTorchMode.On);
// set flash power to maxinum
avDevice.SetProperty(KnownCameraAudioVideoProperties.VideoTorchPower,
AudioVideoCaptureDevice.GetSupportedPropertyRange(sensorLocation,
KnownCameraAudioVideoProperties.VideoTorchPower).Max);
}
flashlight.IsChecked = true;
}
catch (Exception ex)
{
MessageBox.Show("Turn On Flashlight " + ex.Message);
}
}
public FlashlightPage()
{
InitializeComponent();
//페이지 타이틀
PageTitle = string.Format("{0} - {1}", AppResources.ApplicationTitle, AppResources.Flashlight);
ApplicationBarIconButton appbarClose = new ApplicationBarIconButton();
appbarClose.Text = AppResources.Home;
appbarClose.IconUri = PathHelper.GetPath("appbar.home.variant.enter.png");
appbarClose.Click += appbarClose_Click;
ApplicationBarIconButton appbarExit = new ApplicationBarIconButton();
appbarExit.Text = AppResources.Exit;
appbarExit.IconUri = PathHelper.GetPath("appbar.door.leave.png");
appbarExit.Click += appbarExit_Click;
ApplicationBar = new ApplicationBar();
ApplicationBar.Buttons.Add(appbarClose);
ApplicationBar.Buttons.Add(appbarExit);
WriteableBitmap source = BitmapFactory.New(0, 0).FromContent(PathHelper.GetFullPath("appbar.power.big.png").Substring(1));
PowerButtonImage.Source = source;
var sensorLocation = CameraSensorLocation.Back;
var supportedCameraModes = AudioVideoCaptureDevice.GetSupportedPropertyValues(sensorLocation, KnownCameraAudioVideoProperties.VideoTorchMode);
if (supportedCameraModes.ToList().Contains((UInt32)VideoTorchMode.On))
{
//플래시 지원 기기
PowerButton.MouseEnter += PowerButton_MouseEnter;
PowerButton.MouseLeave += PowerButton_MouseLeave;
PowerButton.Tap += PowerButton_Tap;
UseToggleButton.IsChecked = (bool)SettingHelper.Get(Constants.FLASHLIGHT_USE_TOGGLE_SWITCH);
UseToggleButton.Checked += UseToggleButton_Checked;
UseToggleButton.Unchecked += UseToggleButton_Unchecked;
flickeringThread = new Thread(FlickeringThread);
flickeringThread.Start();
InitializeFlashlight();
}
else
{
//플래시 미지원 기기
FlickeringFrequencyHeader.Visibility = System.Windows.Visibility.Collapsed;
FlickeringFrequency.Visibility = System.Windows.Visibility.Collapsed;
UseToggleButton.Visibility = System.Windows.Visibility.Collapsed;
PowerButton.MouseEnter += ((s, e) =>
{
TurnOnButton();
});
PowerButton.MouseLeave += ((s, e) =>
{
TurnOffButton();
});
PowerButton.Tap += ((s, e) =>
{
SystemTray.IsVisible = false;
ApplicationBar.IsVisible = false;
FlashlightPanel.Visibility = System.Windows.Visibility.Visible;
});
}
Battery.GetDefault().RemainingChargePercentChanged += FlashlightPage_RemainingChargePercentChanged;
BatteryRemainPercent.Text = Battery.GetDefault().RemainingChargePercent + "%";
}
