import { ComponentStore } from '@metad/store';
import { Observable } from 'rxjs';
import { ChartAnnotation } from '../annotations';
import { EntityType, QueryReturn } from '../models';
import { NxChartEngine } from './chart';
import { ChartOptions, ChartSettings } from './types';
export interface SmartChartEngineState {
    chartAnnotation: ChartAnnotation;
    entityType: EntityType;
    data: QueryReturn<unknown>;
    settings: ChartSettings;
    options: ChartOptions;
}
export declare abstract class SmartChartEngine<T extends SmartChartEngineState = SmartChartEngineState> extends ComponentStore<T> implements NxChartEngine {
    get chartAnnotation(): ChartAnnotation;
    set chartAnnotation(value: ChartAnnotation);
    readonly chartAnnotation$: Observable<ChartAnnotation>;
    get entityType(): EntityType;
    set entityType(value: EntityType);
    readonly entityType$: Observable<EntityType>;
    get data(): QueryReturn<unknown>;
    set data(value: QueryReturn<unknown>);
    readonly data$: Observable<QueryReturn<unknown>>;
    get setttings(): ChartSettings;
    set settings(value: any);
    readonly settings$: Observable<ChartSettings>;
    get options(): ChartOptions;
    set options(value: ChartOptions);
    readonly options$: Observable<ChartOptions>;
    selectChartOptions(items: any[]): Observable<any>;
    changeData(data: any): void;
    processData(data: any): void;
    onChartOptions(): Observable<any>;
    onDestroy(): void;
}