import { BaseChartSpecTransformer } from '@visactor/vchart';
import type { IImageCloudChartSpec } from './interface';
export declare class ImageCloudChartSpecTransformer<T extends IImageCloudChartSpec> extends BaseChartSpecTransformer<T> {
    transformSpec(spec: T): void;
    protected _getDefaultSeriesSpec(spec: T): T;
}