publicStringgetDistance(final double lat1, final double lon1, final double lat2, final double lon2){StringparsedDistance;Stringresponse;Threadthread=newThread(newRunnable() {@Overridepublicvoidrun() {try{URLurl =newURL("http://maps.googleapis.com/maps/api/directions/json?origin="+ lat1 +","...
directionsDisplay = new google.maps.DirectionsRenderer(); var melbourne = new google.maps.LatLng(-37.813187, 144.96298); var myOptions = { zoom:12, mapTypeId: google.maps.MapTypeId.ROADMAP, center: melbourne } map = new google.maps.Map(document.getElementById("map_canvas"), myOptions); di...
其实在GoogleMaps上,可以选择detect your location,也可以选择hide your location,完全取决于你自己的意愿,如下图4所示: 图4:在GoogleMaps上显示具体位置的选项...6:在GoogleMaps上设定GPS硬件参数 果然,GPS定位以后,就在屏幕上看到我的位置信息了,如下图7所示: 图7:在GoogleMaps上看到我的位置还可以看到北京地图...
我尝试使用下面的代码使用自动缩放和自动居中: var bounds = new google.maps.LatLngBounds(); bounds.extend(latlng); map.fitBounds(bounds); // auto zoom map.panToBounds(bounds); // auto center 我还尝试了以下几点: var bounds = new google.maps.LatLngBounds(); bounds.extend(latlng); map.s...
Google Maps API V3 之 路线服务 概述 您可以使用DirectionsService对象计算路线(使用各种交通方式)。此对象与 Google Maps API 路线服务进行通信,该服务会接收路线请求并返回计算的结果。您可以自行处理这些路线结果,也可以使用DirectionsRenderer对象呈现这些结果。
marker.prev_.next_=marker.next_; marker.next_.prev_=marker.prev_; if(marker.segPrev_) me.map_.removeOverlay(marker.segPrev_); if(marker.segNext_) me.map_.removeOverlay(marker.segNext_); 我们主要是学实例的实现思想,只要掌握了它的设计思想,才能够编写 出我们需要的更好的 Google Maps 控件...
google.maps.event.addListener(marker, 'click', function() { // map.setZoom(15); // map.setCenter(marker.getPosition()); infowindow.open(map, marker); }); google.maps.event.addListener(marker, 'dblclick', function() { onStoreClick(item); ...
学习Google Maps自带实例 多点测距尺 学习Google Maps自带实例:多点测距尺20100528 11:16 Google Maps自带实例多点测距尺实现的功能就是可以根据用户标出的任意多点,从而返回计算得到的各个点之间的距离
Official Google Maps Help Center where you can find tips and tutorials on using Google Maps and other answers to frequently asked questions.
Using the Google Maps API I know that I can plot a position on a map i.e. a checkpoint. I am also storing the time at which a user reaches said checkpoint. Taking the distance between checkpoints I am then able to calculate their average speed using basic math. Now what I would ...