谷歌地图方向使用纬度/经度 [英] Google map direction using lat/lon
问题描述
我想显示地图和路线文本。
< ;! DOCTYPE html>
< html>
< head>
< meta name =viewportcontent =initial-scale = 1.0，user-scalable = no/>
< meta http-equiv =content-typecontent =text / html; charset = UTF-8/>
< link href =http://code.google.com/apis/maps/documentation/javascript/examples/default.css =stylesheettype =text / css/>
< script type =text / javascriptsrc =http://maps.google.com/maps/api/js?sensor=false>< / script>
< script type =text / javascript>
var directionDisplay;
var directionsService = new google.maps.DirectionsService（）;
var map;
函数initialize（）{
directionsDisplay = new google.maps.DirectionsRenderer（）;
var myOptions = {
mapTypeId：google.maps.MapTypeId.ROADMAP，
}
map = new google.maps.Map（document.getElementById（map_canvas），myOptions ）;
directionsDisplay.setMap（map）;
var start = '37 .7683909618184，-122.51089453697205';
var end = '41 .850033，-87.6500523';
var request = {
origin：start，
destination：end，
travelMode：google.maps.DirectionsTravelMode.DRIVING
};
directionsService.route（request，function（response，status）{
if（status == google.maps.DirectionsStatus.OK）{
directionsDisplay.setDirections（response）;
var myRoute = response.routes [0];
var txtDir ='';
for（var i = 0; i< myRoute.legs [0] .steps.length; i ++）{
txtDir + = myRoute.legs [0] .steps [i] .instructions +< br />;
}
document.getElementById（'directions'）。innerHTML = txtDir;
}
}）;
}
< / script>
< / head>
< body onload =initialize（）>
< div id =directionsstyle =width：500px; height：500px; float：left>< / div>
< div id =map_canvasstyle =width：500px; height：500px;>< / div>
< / body>
< / html>
I have lat/lon for 2 places. How to get directions from google maps api? I want to show map and directions text.
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no"/>
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
<link href="http://code.google.com/apis/maps/documentation/javascript/examples/default.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>
<script type="text/javascript">
var directionDisplay;
var directionsService = new google.maps.DirectionsService();
var map;
function initialize() {
directionsDisplay = new google.maps.DirectionsRenderer();
var myOptions = {
mapTypeId: google.maps.MapTypeId.ROADMAP,
}
map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
directionsDisplay.setMap(map);
var start = '37.7683909618184, -122.51089453697205';
var end = '41.850033, -87.6500523';
var request = {
origin:start,
destination:end,
travelMode: google.maps.DirectionsTravelMode.DRIVING
};
directionsService.route(request, function(response, status) {
if (status == google.maps.DirectionsStatus.OK) {
directionsDisplay.setDirections(response);
var myRoute = response.routes[0];
var txtDir = '';
for (var i=0; i<myRoute.legs[0].steps.length; i++) {
txtDir += myRoute.legs[0].steps[i].instructions+"<br />";
}
document.getElementById('directions').innerHTML = txtDir;
}
});
}
</script>
</head>
<body onload="initialize()">
<div id="directions" style="width:500px;height:500px;float:left"></div>
<div id="map_canvas" style="width:500px;height:500px;"></div>
</body>
</html>
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