angular2-google-maps/core/services/google-maps-api-wrapper.js

"use strict";
var core_1 = require('@angular/core');
var Observable_1 = require('rxjs/Observable');
var maps_api_loader_1 = require('./maps-api-loader/maps-api-loader');
/**
 * Wrapper class that handles the communication with the Google Maps Javascript
 * API v3
 */
var GoogleMapsAPIWrapper = (function () {
    function GoogleMapsAPIWrapper(_loader, _zone) {
        var _this = this;
        this._loader = _loader;
        this._zone = _zone;
        this._map =
            new Promise(function (resolve) { _this._mapResolver = resolve; });
    }
    GoogleMapsAPIWrapper.prototype.createMap = function (el, mapOptions) {
        var _this = this;
        return this._loader.load().then(function () {
            var map = new google.maps.Map(el, mapOptions);
            _this._mapResolver(map);
            return;
        });
    };
    GoogleMapsAPIWrapper.prototype.setMapOptions = function (options) {
        this._map.then(function (m) { m.setOptions(options); });
    };
    /**
     * Creates a google map marker with the map context
     */
    GoogleMapsAPIWrapper.prototype.createMarker = function (options) {
        if (options === void 0) { options = {}; }
        return this._map.then(function (map) {
            options.map = map;
            return new google.maps.Marker(options);
        });
    };
    GoogleMapsAPIWrapper.prototype.createInfoWindow = function (options) {
        return this._map.then(function () { return new google.maps.InfoWindow(options); });
    };
    /**
     * Creates a google.map.Circle for the current map.
     */
    GoogleMapsAPIWrapper.prototype.createCircle = function (options) {
        return this._map.then(function (map) {
            options.map = map;
            return new google.maps.Circle(options);
        });
    };
    GoogleMapsAPIWrapper.prototype.createPolyline = function (options) {
        return this.getNativeMap().then(function (map) {
            var line = new google.maps.Polyline(options);
            line.setMap(map);
            return line;
        });
    };
    GoogleMapsAPIWrapper.prototype.createPolygon = function (options) {
        return this.getNativeMap().then(function (map) {
            var polygon = new google.maps.Polygon(options);
            polygon.setMap(map);
            return polygon;
        });
    };
    /**
     * Determines if given coordinates are insite a Polygon path.
     */
    GoogleMapsAPIWrapper.prototype.containsLocation = function (latLng, polygon) {
        return google.maps.geometry.poly.containsLocation(latLng, polygon);
    };
    GoogleMapsAPIWrapper.prototype.subscribeToMapEvent = function (eventName) {
        var _this = this;
        return Observable_1.Observable.create(function (observer) {
            _this._map.then(function (m) {
                m.addListener(eventName, function (arg) { _this._zone.run(function () { return observer.next(arg); }); });
            });
        });
    };
    GoogleMapsAPIWrapper.prototype.setCenter = function (latLng) {
        return this._map.then(function (map) { return map.setCenter(latLng); });
    };
    GoogleMapsAPIWrapper.prototype.getZoom = function () { return this._map.then(function (map) { return map.getZoom(); }); };
    GoogleMapsAPIWrapper.prototype.getBounds = function () {
        return this._map.then(function (map) { return map.getBounds(); });
    };
    GoogleMapsAPIWrapper.prototype.setZoom = function (zoom) {
        return this._map.then(function (map) { return map.setZoom(zoom); });
    };
    GoogleMapsAPIWrapper.prototype.getCenter = function () {
        return this._map.then(function (map) { return map.getCenter(); });
    };
    GoogleMapsAPIWrapper.prototype.panTo = function (latLng) {
        return this._map.then(function (map) { return map.panTo(latLng); });
    };
    GoogleMapsAPIWrapper.prototype.fitBounds = function (latLng) {
        return this._map.then(function (map) { return map.fitBounds(latLng); });
    };
    GoogleMapsAPIWrapper.prototype.panToBounds = function (latLng) {
        return this._map.then(function (map) { return map.panToBounds(latLng); });
    };
    /**
     * Returns the native Google Maps Map instance. Be careful when using this instance directly.
     */
    GoogleMapsAPIWrapper.prototype.getNativeMap = function () { return this._map; };
    /**
     * Triggers the given event name on the map instance.
     */
    GoogleMapsAPIWrapper.prototype.triggerMapEvent = function (eventName) {
        return this._map.then(function (m) { return google.maps.event.trigger(m, eventName); });
    };
    GoogleMapsAPIWrapper.decorators = [
        { type: core_1.Injectable },
    ];
    /** @nocollapse */
    GoogleMapsAPIWrapper.ctorParameters = function () { return [
        { type: maps_api_loader_1.MapsAPILoader, },
        { type: core_1.NgZone, },
    ]; };
    return GoogleMapsAPIWrapper;
}());
exports.GoogleMapsAPIWrapper = GoogleMapsAPIWrapper;
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