import { IXRController } from "@galacean/engine-design";
import { XRPose } from "../XRPose";
import { XRInput } from "./XRInput";
import { XRInputButton } from "./XRInputButton";
/**
 * The XR controller.
 */
export declare class XRController extends XRInput implements IXRController {
    /** The grip space pose of the controller in XR space. */
    gripPose: XRPose;
    /** The target ray space pose of the controller in XR space. */
    targetRayPose: XRPose;
    /** The currently pressed buttons of this controller. */
    pressedButtons: XRInputButton;
    /** Record button lifted. */
    down: XRInputButton;
    /** Record button pressed. */
    up: XRInputButton;
    /**
     *
     * Returns whether the button is pressed.
     * @param button - The button to check
     * @returns Whether the button is pressed
     */
    isButtonDown(button: XRInputButton): boolean;
    /**
     * Returns whether the button is lifted.
     * @param button - The button to check
     * @returns Whether the button is lifted
     */
    isButtonUp(button: XRInputButton): boolean;
    /**
     * Returns whether the button is held down.
     * @param button - The button to check
     * @returns Whether the button is held down
     */
    isButtonHeldDown(button: XRInputButton): boolean;
}