import CanvasRenderer from '../CanvasRenderer';
import { Geometries, Geometry } from '../../../geometry';
import Extent from '../../../geo/Extent';
import LayerAbstractRenderer from '../LayerAbstractRenderer';
interface RendererStateCacheType {
    resolution: number;
    pitch: number;
    bearing: number;
    glScale: number;
    glRes: number;
    glExtent: Extent;
    containerExtent: Extent;
    offset: number;
}
declare const OverlayLayerCanvasRenderer_base: {
    new (...args: any[]): {
        _geosToCheck: Geometries[];
        _resourceChecked: boolean;
        clearImageData?(): void;
        _lastGeosToDraw: Geometry[];
        rendererStateCache: RendererStateCacheType;
        /**
         * @english
         * possible memory leaks:
         * 1. if geometries' symbols with external resources change frequently,
         * resources of old symbols will still be stored.
         * 2. removed geometries' resources won't be removed.
         */
        checkResources(): any[];
        _addGeoToCheckRes(res: Geometries | Geometries[]): void;
        onGeometryAdd(geometries: Geometries | Geometries[]): void;
        onGeometryRemove(params: any): void;
        onGeometrySymbolChange(e: {
            target: Geometries;
        }): void;
        onGeometryShapeChange(params: any): void;
        onGeometryPositionChange(params: any): void;
        onGeometryZIndexChange(params: any): void;
        onGeometryShow(params: any): void;
        onGeometryHide(params: any): void;
        onGeometryPropertiesChange(_: any): void;
    };
} & typeof CanvasRenderer;
/**
 * OverlayLayer 的父呈现器类，供 OverlayLayer 的子类继承。
 *
 * @english
 *
 * A parent renderer class for OverlayLayer to inherit by OverlayLayer's subclasses.
 * @protected
 * @memberOf renderer
 * @name OverlayLayerCanvasRenderer
 * @extends renderer.CanvasRenderer
 */
declare class OverlayLayerCanvasRenderer extends OverlayLayerCanvasRenderer_base {
    render(...args: any[]): void;
}
declare const OverlayLayerGLRenderer_base: {
    new (...args: any[]): {
        _geosToCheck: Geometries[];
        _resourceChecked: boolean;
        clearImageData?(): void;
        _lastGeosToDraw: Geometry[];
        rendererStateCache: RendererStateCacheType;
        /**
         * @english
         * possible memory leaks:
         * 1. if geometries' symbols with external resources change frequently,
         * resources of old symbols will still be stored.
         * 2. removed geometries' resources won't be removed.
         */
        checkResources(): any[];
        _addGeoToCheckRes(res: Geometries | Geometries[]): void;
        onGeometryAdd(geometries: Geometries | Geometries[]): void;
        onGeometryRemove(params: any): void;
        onGeometrySymbolChange(e: {
            target: Geometries;
        }): void;
        onGeometryShapeChange(params: any): void;
        onGeometryPositionChange(params: any): void;
        onGeometryZIndexChange(params: any): void;
        onGeometryShow(params: any): void;
        onGeometryHide(params: any): void;
        onGeometryPropertiesChange(_: any): void;
    };
} & typeof LayerAbstractRenderer;
declare class OverlayLayerGLRenderer extends OverlayLayerGLRenderer_base {
    render(...args: any[]): void;
}
export { OverlayLayerCanvasRenderer, OverlayLayerGLRenderer };
//# sourceMappingURL=OverlayLayerCanvasRenderer.d.ts.map