import * as L from 'leaflet';
import 'leaflet/dist/leaflet.css';
import { AbstractLayerTool, IMapEvent, IMapForm, IMapFormControl, IMapToolInitProps } from 'geovisto';
import { IMapTheme } from 'geovisto-themes';
import IImageLayerTool from '../../types/tool/IImageLayerTool';
import IImageLayerToolConfig from '../../types/tool/IImageLayerToolConfig';
import IImageLayerToolDefaults from '../../types/tool/IImageLayerToolDefaults';
import IImageLayerToolState from '../../types/tool/IImageLayerToolState';
import IImageLayerToolProps from '../../types/tool/IImageLayerToolProps';
/**
 * This class represents Image layer tool.
 */
declare class ImageLayerTool extends AbstractLayerTool implements IImageLayerTool, IMapFormControl {
    private themesToolAPI;
    private mapForm;
    /**
     * It creates a new tool with respect to the props.
     *
     * @param props
     */
    constructor(props?: IImageLayerToolProps);
    /**
     * It creates a copy of the uninitialized tool.
     */
    copy(): IImageLayerTool;
    /**
     * Help function which returns the props given by the programmer.
     */
    getProps(): IImageLayerToolProps;
    /**
     * It returns default values of the state properties.
     */
    getDefaults(): IImageLayerToolDefaults;
    /**
     * It creates new defaults of the layer tool.
     */
    protected createDefaults(): IImageLayerToolDefaults;
    /**
     * It returns the layer tool state.
     */
    getState(): IImageLayerToolState;
    /**
     * It creates new defaults of the layer tool.
     */
    protected createState(): IImageLayerToolState;
    /**
     * It returns a sidebar tab with respect to the configuration.
     */
    getMapForm(): IMapForm;
    /**
     * It creates new tab control.
     */
    protected createMapForm(): IMapForm;
    /**
     * Help function which acquires and returns the themes tool if available.
     */
    private getThemesTool;
    /**
     * Overrides the super method.
     *
     * @param initProps
     */
    initialize(initProps: IMapToolInitProps<IImageLayerToolConfig>): this;
    /**
     * It creates layer items.
     */
    protected createLayerItems(): L.Layer[];
    /**
     * Creates new image layer
     */
    protected createImageLayer(url: string, bounds: L.LatLngBoundsLiteral): L.ImageOverlay;
    /**
     * This function is called when a custom event is invoked.
     *
     * @param event
     */
    handleEvent(event: IMapEvent): void;
    /**
     * This function updates theme used in the tool.
     */
    protected onThemeChange(theme: IMapTheme): void;
}
export default ImageLayerTool;