import { LitElement } from 'lit';
import * as echarts from 'echarts';
export declare class ChartBase extends LitElement {
    static styles: import("lit").CSSResult;
    get chartContainer(): HTMLDivElement;
    get isDisposed(): boolean | undefined;
    observedElement: HTMLElement | null;
    chart: echarts.ECharts | null;
    resizeObserver: ResizeObserver | null;
    renderer: 'canvas' | 'svg';
    loading: boolean;
    data: object;
    connectedCallback(): void;
    disconnectedCallback(): void;
    firstUpdated(changedProperties: Map<PropertyKey, unknown>): void;
    attributeChangedCallback(name: string, _old: string | null, value: string | null): void;
    render(): import("lit").TemplateResult<1>;
    updated(_p: Map<PropertyKey, unknown>): void;
    updateChart(): void;
    resetChart(): void;
    initChart(): void;
    reinitChart(): void;
    disposeChart(): void;
    get options(): {};
    get loadingOptions(): {
        graphic: {
            elements: {
                type: string;
                left: string;
                top: string;
                children: {
                    type: string;
                    x: number;
                    shape: {
                        x: number;
                        y: number;
                        width: number;
                        height: number;
                    };
                    style: {
                        fill: string;
                    };
                    keyframeAnimation: {
                        duration: number;
                        delay: number;
                        loop: boolean;
                        keyframes: {
                            percent: number;
                            scaleY: number;
                            easing: string;
                        }[];
                    };
                }[];
            }[];
        };
    };
}
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