我想处理地图上的标记点击事件,所以我想扩展谷歌地图标记。这是my-map-marker.html:自定义Google地图标记与聚合物项目
<link rel="import" href="../bower_components/google-map/google-map.html">
<polymer-element name="my-map-marker" extends="google-map-marker">
<script>
Polymer({
click: function() {
console.log("latitude:", this.latitude);
},
});
</script>
</polymer-element>
and I use it in another element as:
<paper-input value={{query}} label="Where?" floatingLabel></paper-input>
<google-map-search map="{{map}}" query="{{query}}" results="{{results}}"></google-map-search>
<google-map map="{{map}}" fitToMarkers>
<template repeat="{{results}}">
<my-map-marker latitude="{{latitude}}" longitude="{{longitude}}" clickEvents="true">
<h2>{{name}}</h2> {{formatted_address}}
</my-map-marker>
</template>
</google-map>
我的代码在地图上显示匹配的标记,因为我输入位置名称,如果我使用。但它会在开发人员控制台中提供以下错误代码:
未捕获的类型错误:无法读取nullgoogle-map.html的属性“setMap”:197 Polymer.detachedpolymer.js:9961 base.detachedCallbackpolymer.js:7348 TemplateIterator.extractInstanceAtpolymer.js:7393 TemplateIterator.handleSplicespolymer.js:7301 TemplateIterator.valueChangedpolymer.js:7284 TemplateIterator.updateValuepolymer.js:7275 TemplateIterator.updateIteratedValuepolymer.js:4913 Observer.report_polymer.js:5180 createObject.check_polymer.js:4811 callback
如何扩展google-map-marker?