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测试模型类型选择TerrainModel和Feature两种，测试代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>选择TerrainModel对象</title>
<script type="text/javascript">
function StartF() {
try {
var sg = CreateSGObj();
sg.AttachEvent("OnLButtonDown", OnLButtonDown);
}
catch (e) {
alert(e);
}
}
function EndF() {
var sg = CreateSGObj();
sg.DetachEvent("OnLButtonDown", OnLButtonDown);
}
function OnLButtonDown(Flags, X, Y) {
try
{
var sg = CreateSGObj();
var iwp = sg.Window.PixelToWorld(X, Y, 1 + 8192);
if (iwp != null) {
alert(iwp.ObjectID);
var oModel = sg.Creator.GetObject(iwp.ObjectID);
var oBBox = null;
if (oModel.ObjectType == 17) // TerrainModel
{
oModel.Terrain.Tint.abgrColor = 0x66FF0000;
oBBox = oModel.Terrain.BBox;
}
else if (oModel.ObjectType == 33) // Feature
{
oModel.Tint.abgrColor = 0x66FF0000;
//alert(oModel.Geometry.Wks.ExportToWKT());
var statisticsgPolyObj = sg.Creator.CreatePolygon(oModel.Geometry, sg.Creator.CreateColor(255, 0, 0, 255), sg.Creator.CreateColor(0, 255, 0, 26), 0, "", "temp");
//oBBox = oModel.BBox; // ?
}
else {
}
if (oBBox != null) {
var myGeometry = sg.Creator.GeometryCreator.CreateLinearRingGeometry([oBBox.MaxX, oBBox.MaxY, 0, oBBox.MaxX, oBBox.MinY, 0, oBBox.MinX, oBBox.MinY, 0, oBBox.MinX, oBBox.MaxY, 0])
var statisticsgPolyObj = sg.Creator.CreatePolygon(myGeometry, sg.Creator.CreateColor(255, 0, 0, 255), sg.Creator.CreateColor(0, 255, 0, 26), 0, "", "temp");
}
}
}
catch (e)
{
alert(e);
}
return false;
}
//------------------------------------------------------------
// 创建sgworld对象 赵贺 2015.06.09. TEPro6.6
//------------------------------------------------------------
function CreateSGObj() {
var obj = $("sgworld");
if (obj == null) {
obj = document.createElement(‘object‘);
document.body.appendChild(obj);
obj.name = "sgworld";
obj.id = "sgworld";
obj.classid = "CLSID:3A4F9199-65a8-11d5-85c1-0001023952c1";
}
return obj;
}
function $(id) {
return window.document.getElementById(id);
}
</script>
</head>
<body>
<input id="Button1" type="button" value="开始" onclick="StartF()" />
<input id="Button2" type="button" value="结束" onclick="EndF()" />
<div id="res"></div>
<object id="TerraExplorer3DWindow" classid="CLSID:3a4f9192-65a8-11d5-85c1-0001023952c1" style="width:500px;height:400px;"></object>
<object id="TerraExplorerInformationWindow" classid="CLSID:3a4f9193-65a8-11d5-85c1-0001023952c1" style="width:300px;height:400px;"></object>
</body>
</html>
SkylineGlobe 如何二次开发获取三维模型的BBOX和设置Tint属性
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原文地址：http://www.cnblogs.com/yitianhe/p/5019970.html
