/**
 * Event Throttler - Optimizes high-frequency event emissions
 *
 * Provides throttling and batching for ticker events to reduce overhead
 * and improve UI rendering performance
 */
export interface EventThrottlerConfig {
    /** Throttle interval in milliseconds (0 = disabled) */
    throttleInterval?: number;
    /** Enable batching mode */
    enableBatching?: boolean;
    /** Maximum batch size before auto-flush */
    maxBatchSize?: number;
}
/**
 * EventThrottler class for optimizing event emissions
 */
export declare class EventThrottler<T> {
    private readonly config;
    private throttleTimer;
    private rafId;
    private lastEvent;
    private eventBatch;
    private readonly emitFn;
    constructor(emitFn: (events: T | T[]) => void, config?: EventThrottlerConfig);
    /**
     * Emit event (with throttling/batching)
     */
    emit(event: T): void;
    /**
     * Flush pending events immediately
     */
    flush(): void;
    /**
     * Destroy throttler and cleanup resources
     */
    destroy(): void;
    /**
     * Add event to batch
     */
    private addToBatch;
    /**
     * Flush batch
     */
    private flushBatch;
    /**
     * Schedule emit
     */
    private scheduleEmit;
    /**
     * Cancel scheduled emit
     */
    private cancelScheduled;
}
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