CameraTorchListener

The protocol that handles the torch state when the torch state changes.

@protocol CameraTorchListener <NSObject>

didChangeTorchState

The method for user to add code when torch state is changed.

- (void)didChangeTorchState:(TorchState)torchState NS_SWIFT_NAME(didChangeTorchState(torchState:));

Parameters

TorchState: The torch status.

Code Snippet

• Objective-C
• Swift

1. [_dce addTorchListener:self];
   // Add protocol requirements
   - (void)didChangeTorchState:(TorchState) torchState{
      // TODO add your code for torch listener
   }
   

2. dce.addTorchListener(self)
   // Add protocol requirements
   func didChangeTorchState(torchState: TorchState){
      // TODO add your code for torch listener
   }