import { OnInit, OnDestroy, ChangeDetectorRef } from '@angular/core';
import { NgControl, ControlValueAccessor } from '@angular/forms';
import * as OlStyle from 'ol/style';
import OlGeometryType from 'ol/geom/GeometryType';
import OlVectorSource from 'ol/source/Vector';
import { IgoMap } from '../../map';
import { DrawControl, ModifyControl } from '../shared/controls';
import { GeoJSONGeometry } from '../shared/geometry.interfaces';
/**
 * This input allows a user to draw a new geometry or to edit
 * an existing one on a map. A text input is also displayed in the
 * form with some instructions.
 * This is still WIP.
 */
export declare class GeometryFormFieldInputComponent implements OnInit, OnDestroy, ControlValueAccessor {
    private cdRef;
    ngControl: NgControl;
    private olOverlayLayer;
    private olGeoJSON;
    private ready;
    private drawControl;
    private modifyControl;
    private defaultDrawStyleRadius;
    private olGeometryEnds$$;
    private olGeometryChanges$$;
    private olTooltip;
    /**
     * Active control
     * @internal
     */
    activeControl: DrawControl | ModifyControl;
    /**
     * The map to draw the geometry on
     */
    map: IgoMap;
    /**
     * The geometry type
     */
    geometryType: OlGeometryType;
    private _geometryType;
    /**
     * The drawGuide around the mouse pointer to help drawing
     */
    drawGuide: number;
    /**
     * Whether a measure tooltip should be displayed
     */
    measure: boolean;
    /**
     * Style for the draw control (applies while the geometry is being drawn)
     */
    drawStyle: OlStyle;
    private _drawStyle;
    /**
     * Style for the overlay layer (applies once the geometry is added to the map)
     * If not specified, drawStyle applies
     */
    overlayStyle: OlStyle;
    private _overlayStyle;
    /**
     * The geometry value (GeoJSON)
     * Implemented as part of ControlValueAccessor.
     */
    value: GeoJSONGeometry;
    private _value;
    /**
     * The vector source to add the geometry to
     * @internal
     */
    readonly olOverlaySource: OlVectorSource;
    constructor(cdRef: ChangeDetectorRef, ngControl: NgControl);
    /**
     * Create an overlay layer, add the initial geometry to it (if any)
     * and toggle the right interaction.
     * @internal
     */
    ngOnInit(): void;
    /**
     * Clear the overlay layer and any interaction added by this component.
     * @internal
     */
    ngOnDestroy(): void;
    /**
     * Implemented as part of ControlValueAccessor.
     */
    registerOnChange(fn: Function): void;
    private onChange;
    /**
     * Implemented as part of ControlValueAccessor.
     */
    registerOnTouched(fn: Function): void;
    private onTouched;
    /**
     * Implemented as part of ControlValueAccessor.
     */
    writeValue(value: GeoJSONGeometry): void;
    /**
     * Add an overlay layer to the map
     */
    private addOlOverlayLayer;
    /**
     * Create a draw control and subscribe to it's geometry
     */
    private createDrawControl;
    /**
     * Create a modify control and subscribe to it's geometry
     */
    private createModifyControl;
    /**
     * Toggle the proper control (draw or modify)
     */
    private toggleControl;
    /**
     * Activate a given control
     * @param control Control
     */
    private activateControl;
    /**
     * Deactivate the active control
     */
    private deactivateControl;
    /**
     * Update measures observables and map tooltips
     * @param olGeometry Ol linestring or polygon
     */
    private onOlGeometryEnds;
    /**
     * Update measures observables and map tooltips
     * @param olGeometry Ol linestring or polygon
     */
    private onOlGeometryChanges;
    /**
     * When drawing ends, convert the output value to GeoJSON and keep it.
     * Restore the double click interaction.
     * @param olGeometry OL geometry
     */
    private setOlGeometry;
    /**
     * Add a GeoJSON geometry to the overlay
     * @param geometry GeoJSON geometry
     */
    private addGeoJSONToOverlay;
    /**
     * Create the measure tooltip
     */
    private createMeasureTooltip;
    /**
     * Update the measure tooltip of an OL geometry
     * @param olGeometry OL Geometry
     */
    private updateMeasureTooltip;
    /**
     * Remove the measure tooltip from the map
     */
    private removeMeasureTooltip;
    /**
     * Adjust the draw style with the specified draw guide distance, if possible
     * @param olStyle Draw style to update
     * @param resolution Resolution (to make the screen size of symbol fit the drawGuide value)
     */
    private updateDrawStyleWithDrawGuide;
    /**
     * Returns wether a given Open Layers style has a radius property that can be set (used to set draw guide)
     * @param olStyle The style on which to perform the check
     */
    private isStyleWithRadius;
}