/**
 * @author: xd
 * @Date: 2022-01-13 22:43:45
 * @LastEditors: xd
 * @LastEditTime: 2022-11-26 13:35:14
 * @Description: 功能
 */
import { IHeatmapLayerOption } from "src/base/baseOptionType";
import { baseGraphicLayer } from "../../base/baseGraphicLayer";
import { EventsKey } from "ol/events";
export declare class HeatmapLayer extends baseGraphicLayer {
    option: IHeatmapLayerOption;
    listenerKey: EventsKey | null;
    private rafId;
    private radiusLevel;
    private blurLevel;
    private static readonly MIN_RADIUS_M;
    private static readonly MAX_RADIUS_M;
    private static readonly MIN_BLUR_M;
    private static readonly MAX_BLUR_M;
    constructor(layerid: string, options: IHeatmapLayerOption);
    /** 开启：热力范围（米）恒定，缩放时重算像素 */
    enable(): void;
    /** 关闭：停止跟随缩放，热力点像素值固定下来 */
    disable(): void;
    private scheduleApply;
    private applyStyle;
    /** 设置热力点地理半径，level 取值 1-100 */
    setRadiusByLevel(level: number): void;
    /** 设置热力点地理模糊，level 取值 1-100 */
    setBlurByLevel(level: number): void;
    /** 直接设置地理半径（米） */
    setRadius(radiusMeters: number): void;
    /** 直接设置地理模糊（米） */
    setBlur(blurMeters: number): void;
    private levelToMeters;
}