import { ScreenBounds } from "../common/screen-bounds";
import { Feature } from "../feature/feature";
import { Symbol } from "../symbol/symbol";
/**
 * 渲染方式基类
 */
export declare abstract class Renderer {
    /**
     * 根据矢量要素获取渲染符号
     * @param {ScreenBounds} redrawBounds - 屏幕范围
     * @remark Do something before layer draw, etc ClusterRenderer
     */
    init(redrawBounds?: ScreenBounds): void;
    /**
     * 根据矢量要素获取渲染符号
     * @param {Feature} feature - 矢量要素
     * @return {Symbol} 返回渲染符号
     */
    abstract getSymbol(feature: Feature): Symbol;
}