import { PropType } from 'vue';
import { ImageryProvider } from 'cesium';
declare const _default: {
    imageryProvider: {
        type: PropType<ImageryProvider>;
        required: boolean;
    };
    defaultOptions: {
        type: PropType<{
            rectangle?: import("cesium").Rectangle | undefined;
            alpha?: number | ((...params: any[]) => any) | undefined;
            nightAlpha?: number | ((...params: any[]) => any) | undefined;
            dayAlpha?: number | ((...params: any[]) => any) | undefined;
            brightness?: number | ((...params: any[]) => any) | undefined;
            contrast?: number | ((...params: any[]) => any) | undefined;
            hue?: number | ((...params: any[]) => any) | undefined;
            saturation?: number | ((...params: any[]) => any) | undefined;
            gamma?: number | ((...params: any[]) => any) | undefined;
            splitDirection?: import("cesium").ImagerySplitDirection | ((...params: any[]) => any) | undefined;
            minificationFilter?: import("cesium").TextureMinificationFilter | undefined;
            magnificationFilter?: import("cesium").TextureMagnificationFilter | undefined;
            show?: boolean | undefined;
            maximumAnisotropy?: number | undefined;
            minimumTerrainLevel?: number | undefined;
            maximumTerrainLevel?: number | undefined;
            cutoutRectangle?: import("cesium").Rectangle | undefined;
            colorToAlpha?: import("cesium").Color | undefined;
            colorToAlphaThreshold?: number | undefined;
        } | undefined>;
        default: () => {};
    };
    show: {
        type: BooleanConstructor;
        default: boolean;
    };
    index: {
        type: NumberConstructor;
        required: boolean;
    };
};
export default _default;