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package com.gwidgets.api.leaflet;

/**
 *  Copyright 2016 G-Widgets
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 *  limitations under the License.
 */
import com.gwidgets.api.leaflet.options.GeoJSONOptions;

import elemental2.core.JsObject;
import jsinterop.annotations.JsMethod;
import jsinterop.annotations.JsType;


/**
 *Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse GeoJSON data and display it on the map.
 *@author Zakaria Amine
 */
@JsType(isNative = true)
public class GeoJSON extends FeatureGroup {
	

	private GeoJSON() {
		
	}

	/**
	 * Adds a GeoJSON object to the layer.
	 *
	 * @param data the data
	 * @return the L class
	 */
	@JsMethod
	public native L addData(JsObject data);

	/**
	 * Changes styles of GeoJSON vector layers with the given style function.
	 *
	 * @param style the style function
	 * @return the L class
	 */
	@JsMethod
	public native L setStyle(GeoJSONOptions.StyleFunction style);

	/**
	 * Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events.
	 *
	 * @param layer the layer to reset
	 * @return the L class
	 */
	@JsMethod
	public native L resetStyle(Path layer);

	/**
	 * Creates a layer from a given GeoJSON feature.
	 *
	 * @param featureData the feature data
	 * @param pointToLayer the point to layer 
	 * @return the layer
	 */
	@JsMethod
	public native static Layer geometryToLayer(JsObject featureData,
			GeoJSONOptions.PointToLayerFunction pointToLayer);

	/**
	 * Creates a LatLng object from an array of 2 numbers (latitude, longitude) used in GeoJSON for points. If reverse is set to true, the numbers will be interpreted as (longitude, latitude).
	 * @param coords the coordinates
	 * @return the lat lng
	 */
	@JsMethod
	public native static LatLng coordsToLatlng(double[] coords);
	

	/**
	 * Creates a multidimensional array of LatLngs from a GeoJSON coordinates array. levelsDeep specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default). Can use a custom coordsToLatLng function.
	 *
	 * @param coords the coordinates
	 * @param levelsDeep  specifies the nesting level 
	 * @param Function coordsToLatLngs
	 * @return js array of coordinates
	 */
	@JsMethod
	public native static JsObject[] coordsToLatlngs(JsObject[]  coords, double levelsDeep,
			GeoJSONOptions.CoordsToLatLngFunction coordsToLatlngs);
	
	
	/**
	 *  Reverse of coordsToLatLng.
	 *
	 * @param latlng the latlng
	 * @return the js array
	 */
	@JsMethod
    public native JsObject[]  latLngToCoords(LatLng latlng);


/**
 *  Reverse of coordsToLatLngs closed determines whether the first point should be appended to the end of the array to close the feature, only used when levelsDeep is 0. False by default.
 *
 * @param latlngs the latlngs
 * @param levelsDeep the levels deep
 * @param closed closed
 * @return the js array
 */
	@JsMethod
  public native JsObject[] latLngsToCoords(JsObject[] latlngs, double levelsDeep, Boolean closed);


 /**
 *  Normalize GeoJSON geometries/features into GeoJSON features.
 *
 * @param geojson the geojson
 * @return the java script object
 */
	@JsMethod
  public native JsObject asFeature(JsObject geojson);
	
	
	

}