export type ClipModeValue = 'clip' | 'erase' | 'soft';
export declare class ClipMode {
    value: ClipModeValue;
    /** When value is 'soft': alpha (0–1) for content outside the mask. Default 0.5. */
    outsideAlpha: number;
    constructor(value?: ClipModeValue, outsideAlpha?: number);
}