import { type ExplorerState, type TransectDataset } from './model';
export declare abstract class TransectElement extends HTMLElement {
    protected data: TransectDataset | null;
    protected state: ExplorerState;
    protected error: string;
    private unsubscribe?;
    protected get syncId(): string;
    protected get dataSrc(): string;
    connectedCallback(): void;
    disconnectedCallback(): void;
    private load;
    protected shouldRender(_previous: ExplorerState, _next: ExplorerState): boolean;
    protected abstract render(): void;
}
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