type _PointerStateSource = {
    pointerType: string;
    buttons: number;
    height: number;
    pressure: number;
    tangentialPressure: number;
    tiltX: number;
    tiltY: number;
    twist: number;
    width: number;
};
declare function _pointerIsInContact(source: _PointerStateSource): boolean;
/**
 * Represents a pointer state.
 *
 * This is an immutable object.
 */
interface PointerState {
    /**
     * @experimental
     */
    readonly buttons: Array<string>;
    /**
     * Indicates the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pressure | `pressure`} property of the `PointerEvent`.
     */
    readonly pressure: number;
    /**
     * Indicates <math><mfrac><mn>1</mn><mn>2</mn></mfrac></math> of the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/width | `width`} property of the `PointerEvent`.
     */
    readonly radiusX: number;
    /**
     * Indicates <math><mfrac><mn>1</mn><mn>2</mn></mfrac></math> of the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/height | `height`} property of the `PointerEvent`.
     */
    readonly radiusY: number;
    /**
     * Indicates the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/tangentialPressure | `tangentialPressure`} property of the `PointerEvent`.
     */
    readonly tangentialPressure: number;
    /**
     * Indicates the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/tiltX | `tiltX`} property of the `PointerEvent`.
     */
    readonly tiltX: number;
    /**
     * Indicates the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/tiltY | `tiltY`} property of the `PointerEvent`.
     */
    readonly tiltY: number;
    /**
     * Indicates the {@link https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/twist | `twist`} property of the `PointerEvent`.
     */
    readonly twist: number;
}
declare function _pointerStateOf(source: _PointerStateSource): PointerState;
export { type _PointerStateSource, _pointerIsInContact, _pointerStateOf, PointerState, };
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