import { Component, ReactNode } from 'react';
import { LDConnectedDispatch, LDConnectedState, LDOwnProps, LDLocalState } from '../../../appstate/LDProps';
import { BlueprintConfig, IBlueprintItpt } from '../../../ldaccess/ldBlueprint';
import { KVL } from '../../../ldaccess/KVL';
import { ILDOptions } from '../../../ldaccess/ildoptions';
export declare enum SingleImageSelectorStateEnum {
    isSelectInputType = 2,
    isDragging = 3,
    isCamShooting = 4,
    isPreviewing = 5,
    isError = 6
}
export interface SingleImageSelectorState extends LDLocalState {
    curStep: SingleImageSelectorStateEnum;
    isCamAvailable: boolean;
    previewURL: string;
}
export declare let SingleImageSelectorBpCfg: BlueprintConfig;
export declare abstract class AbstractSingleImageSelector extends Component<LDConnectedState & LDConnectedDispatch & LDOwnProps, SingleImageSelectorState> implements IBlueprintItpt {
    static getDerivedStateFromProps(nextProps: LDConnectedState & LDConnectedDispatch & LDOwnProps, prevState: SingleImageSelectorState): null | SingleImageSelectorState;
    cfg: BlueprintConfig;
    loadingImgLink: string;
    errorImgLink: string;
    draggingImgLink: string;
    ownKVLs: KVL[];
    _isMounted: boolean;
    constructor(props: any);
    /**
     * called when the URL/blob of the image URL changes, dispatches KV-Output
     */
    onResultChanged(url: string): void;
    consumeLDOptions: (ldOptions: ILDOptions) => void;
    componentWillUnmount(): void;
    componentDidMount(): void;
    setStateToError(): void;
    startDrag(): void;
    onDropSuccess(imgFile: File, previewURL: string): void;
    onDropFailure(): void;
    startCamera(): void;
    destroyPreview(): void;
    render(): ReactNode;
}