百度地图中如何获取可变圆形区域的半径,触发哪个事件_html/css_WEB-ITnose
Javascript百度地图中圆形覆盖区域可变长,用户可以根据自己需要拖动鼠标进行修改,半径怎么获取,百度地图检索项里面有效果图,但百度API中没有实例,调用哪个事件?要动态获取到半径,圆形区域可变已经实现,就是动态获取圆形区域半径,不知道怎么处理。
回复讨论(解决方案)
setRadius(radius: Number) none 设置圆形的半径,单位为米。
getRadius() Number 返回圆形的半径,单位为米。
具体参见:http://developer.baidu.com/map/reference/index.php?title=Class:%E8%A6%86%E7%9B%96%E7%89%A9%E7%B1%BB/Circle
要做出这种效果图,不知道调用什么事件触发。
if (point != null) {
circle.addEventListener(" lineupdate", function (e) {
var p = e.taget;
if (p instanceof BMap.Circle) {
alert("该覆盖物是圆" + p.getRadius() + p.getCenter().lng + "," + p.getCenter().lat); }
});
}
就是这个触发事件不知道触发哪一个?是不是百度地图上的圆形区域可拖动的是另外一个控件,请问是什么样的控件?坐等大神回复
围观来了,现在解决了没啊

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