/**
 * Base interface for all charts to implement. Charts should utilize
 * the cleanup method to dispose of any persisting data.
 */
export interface MtnaBaseChart {
    /**
     * Used to dispose of any persisting data. For instance, in the case of amcharts, the created chart
     * is set to a local Sprite variable, and must be destroyed on cleanup.
     */
    cleanup(): void;
}