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【转】基于ArcGIS for javascript api 轨迹回放

2013-06-16 16:42 330 查看
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta. http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title>Simple Map</title>
<link rel="stylesheet" type="text/css" href="http://esri-guo/arcgis_js_v32_sdk/arcgis_js_api/library/3.2/jsapi/js/dojo/dijit/themes/tundra/tundra.css"/>
<link rel="stylesheet" type="text/css" href="http://esri-guo/arcgis_js_v32_sdk/arcgis_js_api/library/3.2/jsapi/js/esri/css/esri.css" />
<script. type="text/javascript" src="http://esri-guo/arcgis_js_v32_sdk/arcgis_js_api/library/3.2/jsapi/init.js"></script>
<script. type="text/javascript">
dojo.require("esri.map");
dojo.require("esri.toolbars.draw");
dojo.require("esri.graphic");
dojo.require("esri.layers.graphics");
dojo.require("esri.geometry");
var ptcount = "13740395.6058,5130594.7971/13740385.6058,5130594.7971/13740375.6058,5130594.7971/13740365.6058,5130594.7971/13740355.6058,5130594.7971/13740355.6058,5130583.7971/13740355.6058,5130572.7971/13740355.6058,5130561.7971/13740355.6058,5130550.7971/13740355.6058,5130549.7971/13740355.6058,5130538.7971/13740355.6058,5130527.7971/13740355.6058,5130516.7971/13740355.6058,5130505.7971/13740355.6058,5130494.7971/13740355.6058,5130483.7971/13740355.6058,5130472.7971/13740355.6058,5130461.7971/13740355.6058,5130450.7971/13740355.6058,5130449.7971/13740355.6058,5130438.7971/13740355.6058,5130427.7971/13740355.6058,5130416.7971/13740355.6058,5130405.7971/13740355.6058,5130394.7971/13740355.6058,5130383.7971/13740355.6058,5130372.7971/13740355.6058,5130361.7971/13740355.6058,5130350.7971/13740355.6058,5130349.7971/13740355.6058,5130328.7971/13740355.6058,5130317.7971/13740355.6058,5130306.7971/13740355.6058,5130295.7971/13740355.6058,5130284.7971/13740355.6058,5130273.7971/13740355.6058,5130262.7971/";
var list;
var defaultSymbol;
var myMap;
var icount;
var i = 0;
function ptcounntSplit() {
list = ptcount.split("/");
icount= list.length;
//alert(list[0].substring(0,list[0].indexOf(',')));
//alert(list[0].substring(list[0].indexOf(',')+1, list[0].length));
}
function ptPosition() {

var pointSymbol = new esri.symbol.SimpleMarkerSymbol();
pointSymbol.setOutline = new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_SOLID, new dojo.Color([255, 0, 0]), 1);
pointSymbol.setSize(5);
pointSymbol.setColor(new dojo.Color([0, 255, 0, 0.25]));

var geometry = new esri.geometry.Point(13740395.6058, 5130594.7971);

var graphic = new esri.Graphic(geometry, pointSymbol);

myMap.graphics.add(graphic);

// var point = new esri.geometry.Point({ "x": 13740395.6058, "y": 5130594.7971, " spatialReference": { " wkid": 102100} });
myMap.centerAndZoom(geometry, 20);

}

function go() {

var pointSymbol = new esri.symbol.SimpleMarkerSymbol();
pointSymbol.setOutline = new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_SOLID, new dojo.Color([255, 0, 0]), 1);
pointSymbol.setSize(5);
pointSymbol.setColor(new dojo.Color([0, 255, 0, 0.25]));
//alert(list[i]);
var geometry = new esri.geometry.Point(list[i].substring(0, list[i].indexOf(',')), list[i].substring(list[i].indexOf(',') + 1, list[i].length));

var graphic = new esri.Graphic(geometry, pointSymbol);

myMap.graphics.add(graphic);

var extent = myMap.extent;
if (!extent.contains(graphic.geometry)) {
myMap.centerAt(geometry);
}

i++;

}

function gogps() {

go();
if (i < icount) {
window.setTimeout("gogps()", "2000");
}
else {
window.clearTimeout("gogps()");
}

}

function init() {
//var myMap = new esri.Map("mapDiv");
var customExtentAndSR = new esri.geometry.Extent(13676444.4499247, 5092822.83792968, 13781163.1786753, 5160163.85984883, new esri.SpatialReference({ "wkid": 102100}));

myMap = new esri.Map("mapDiv", {extent:customExtentAndSR});

//note that if you do not have public Internet access then you will need to point this url to your own locally accessible cached service.
var myTiledMapServiceLayer = new esri.layers.ArcGISTiledMapServiceLayer("http://www.arcgisonline.cn/ArcGIS/rest/services/ChinaCities_Community_BaseMap_CHN/ShenYang_Community_BaseMap_CHN/MapServer");
myMap.addLayer(myTiledMapServiceLayer);

}
dojo.addOnLoad(init);
</script>
</head>
<body class="tundra">
<table>
<tr>
<td>
<div id="mapDiv" style="width:1500px; height:800px; border:1px solid #000;"></div>
</td>
<td>
<input id="Button1" type="button" value="定位" nclick='ptPosition()' />

<input id="Button2" type="button" value="回放" nclick=' ptcounntSplit();gogps()'/>
</td>
</tr>

</table>
</body>
</html>
原文链接：http://www.gisall.com/html/72/124272-8160.html
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