import type { TerminalEffect, TerminalEffectKind } from "@termfleet/core/types.js";
export declare function isTerminalEffectKind(value: unknown): value is TerminalEffectKind;
export type TerminalEffectController = {
    active(terminalId: string): TerminalEffect | undefined;
    apply(options: {
        durationMs?: number;
        kind: TerminalEffectKind;
        terminalId: string;
    }): TerminalEffect;
};
export declare function createTerminalEffectController(options?: {
    clearStyle?: (target: string) => void;
    now?: () => number;
    paneTarget?: (terminalId: string) => string;
    setStyle?: (target: string, style: string) => void;
}): TerminalEffectController;