import FeatureRendererType from '@jbrowse/core/pluggableElementTypes/renderers/FeatureRendererType';
import { VariantFeatureCacheManager } from './VariantFeatureCache.ts';
import type { Feature } from '@jbrowse/core/util';
export default class VariantRendererType extends FeatureRendererType {
    featureCacheManager: VariantFeatureCacheManager;
    getFeatureById(featureId: string, args: {
        sessionId: string;
        trackInstanceId: string;
    }): Feature | undefined;
    freeResources(args: {
        sessionId: string;
        trackInstanceId: string;
        regions: {
            refName: string;
            start: number;
            end: number;
        }[];
    }): void;
    protected cacheFeatures(args: {
        sessionId: string;
        trackInstanceId: string;
    }, refName: string, features: Map<string, Feature>): void;
}