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Google maps request returning “Cannot set property 'position' of undefined”
                                
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我正在使用bone.js作为我的框架。我的问题是,当我尝试将google map与ribs.js集成时遇到了这个奇怪的问题。

Uncaught TypeError: Cannot set property 'position' of undefined


该教程来自此站点。

https://developers.google.com/maps/documentation/javascript/examples/event-closure

即使我已经尝试过这些解决方案,问题仍然存在。


Uncaught TypeError: Cannot set property 'position' of undefined
Google maps request returning "Cannot set property 'position' of undefined"


我的代码如下

js

define(['jquery', 'underscore', 'backbone', 'text!modules/map/mapListViewTemplate.html'], function($, _, Backbone, mapListViewTemplate) {
    var MapListView = Backbone.View.extend({
        initialize: function() {},
        render: function() {
                var mapOptions = {
                    zoom: 4,
                    center: new google.maps.LatLng(-25.363882, 131.044922)
                };
                var map = new google.maps.Map($('#map-canvas'), mapOptions);
                // Add 5 markers to the map at random locations
                var southWest = new google.maps.LatLng(-31.203405, 125.244141);
                var northEast = new google.maps.LatLng(-25.363882, 131.044922);
                var bounds = new google.maps.LatLngBounds(southWest, northEast);
                map.fitBounds(bounds);
                var lngSpan = northEast.lng() - southWest.lng();
                var latSpan = northEast.lat() - southWest.lat();
                for (var i = 0; i < 5; i++) {
                    var position = new google.maps.LatLng(
                    southWest.lat() + latSpan * Math.random(), southWest.lng() + lngSpan * Math.random());
                    var marker = new google.maps.Marker({
                        position: position,
                        map: map
                    });
                    marker.setTitle((i + 1).toString());
                    this.attachSecretMessage(marker, i);
                }

            this.$el.html(mapListViewTemplate);
        },
        attachSecretMessage: function(marker,num) {
            var message = ['This', 'is', 'the', 'secret', 'message'];
                var infowindow = new google.maps.InfoWindow({
                    content: message[num]
                });
                google.maps.event.addListener(marker, 'click', function() {
                    infowindow.open(marker.get('map'), marker);
                });
        },
        remove: function() {
            Backbone.View.prototype.remove.call(this);
            $(window).off('scroll');
        }
    });
    return MapListView;
});


html

<div id="map-canvas"></div>


谢谢。

最佳答案

你必须换线

var map = new google.maps.Map($('#map-canvas'), mapOptions);




var map = new google.maps.Map($('#map-canvas')[0], mapOptions);


Map()构造函数期望Node对象。另请参见jQuery get DOM node?How to get a DOM Element from a JQuery Selector

更新:如果地图容器div元素的ID为maplist-page而不是使用:

var map = new google.maps.Map($('#maplist-page')[0], mapOptions);


另请参见example at jsbin,不带骨干.js。

09-17 14:24
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