export declare enum Html5QrcodeScannerState {
UNKNOWN = 0,
NOT_STARTED = 1,
SCANNING = 2,
PAUSED = 3
}
export interface StateManagerTransaction {
execute(): void;
cancel(): void;
}
export interface StateManager {
startTransition(newState: Html5QrcodeScannerState): StateManagerTransaction;
directTransition(newState: Html5QrcodeScannerState): void;
getState(): Html5QrcodeScannerState;
}
export declare class StateManagerProxy {
private stateManager;
constructor(stateManager: StateManager);
startTransition(newState: Html5QrcodeScannerState): StateManagerTransaction;
directTransition(newState: Html5QrcodeScannerState): void;
getState(): Html5QrcodeScannerState;
canScanFile(): boolean;
isScanning(): boolean;
isStrictlyScanning(): boolean;
isPaused(): boolean;
}
export declare class StateManagerFactory {
static create(): StateManagerProxy;
}