基于Skyline的TerraExplorer6.1实现选中对象的高亮显示
如何在三维场景中实现对选中对象的高亮显示，在很久以前大家可能觉得实现起来比较麻烦，但现在在Skyline在TEPro6.1中，ITerrainObject61类增加了Tint属性，所有继承自ITerrainObject61的对象都可以通过这个属性，来实现选中状态的高亮。
具体实现过程，请参考下面代码：
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2
3 <html xmlns="http://www.w3.org/1999/xhtml">
4 <head>
5 <title></title>
6 <script type = "text/javascript" language = "javascript">
7 function Test1() {
8 var SGWorld = CreateSGObj();
9 var location = SGWorld.Creator.CreateLocationHere();
10 var purl = toAbspath("data/747.xpc");
11 var pos = location.Position;
12 pos.Yaw = 0;
13 pos.Pitch = 0;
14 pos.Roll = 0;
15 var gid = 0;
16 var pModel = SGWorld.Creator.CreateModel(pos, purl,0,1);
17 pModel.ScaleX = 100;
18 pModel.ScaleY = 100;
19 pModel.ScaleZ = 100;
20 pModel.TreeItem.Name = "模型";
21 SGWorld.Creator.DeleteObject(location.ID);
22 }
23
24 function Test2() {
25 var SGWorld = CreateSGObj();
26 var ItemID = SGWorld.ProjectTree.FindItem("模型");
27 if (ItemID > 0) {
28 var obj = SGWorld.ProjectTree.GetObject(ItemID);
29 obj.Terrain.Tint.abgrColor = 0x0000ff;
30 obj.Terrain.Tint.SetAlpha(0.8);
31 }
32 }
33 function Test3() {
34 var SGWorld = CreateSGObj();
35 var ItemID = SGWorld.ProjectTree.FindItem("模型");
36 if (ItemID > 0) {
37 var obj = SGWorld.ProjectTree.GetObject(ItemID);
38 obj.Terrain.Tint.abgrColor = 0x0000ff;
39 obj.Terrain.Tint.SetAlpha(0);
40 }
41 }
42
43 /*
44 功能: 创建sgworld对象
45 备注: 赵贺 2011.04.01.
46 */
47
48 function CreateSGObj() {
49 var obj = $("sgworld");
50 if (obj == null) {
51 obj = document.createElement('object');
52 document.body.appendChild(obj);
53 obj.name = "sgworld";
54 obj.id = "sgworld";
55 obj.classid = "CLSID:3a4f91b1-65a8-11d5-85c1-0001023952c1";
56 }
57 return obj;
58 }
59 function $(id) {
60 return window.document.getElementById(id);
61 }
62
63 function toAbspath(src) {
64 var abspath = function () {
65 var abspath = "";
66 try {
67 abspath = unescape(window.location.href);
68 }
69 catch (e) {
70 abspath = unescape(this.__location);
71 }
72 // Remove query String
73 var index = abspath.indexOf("?");
74 if (index > 0) abspath = abspath.substr(0, index - 1);
75
76 index = abspath.lastIndexOf("/");
77 var index2 = abspath.lastIndexOf("\\");
78
79 index = (index > index2) ? index : index2;
80 if (index <= 0) return abspath;
81
82 abspath = abspath.substring(0, index);
83
84 if (abspath.substring(0, 1) == "/") abspath = abspath.slice(1);
85
86 var re = /file:\/\/\//gi;
87 if (abspath.match(re) != null) abspath = abspath.replace(re, ""); // if this is indeed a local file, we strip the "file://" prefix from it.
88
89 return (abspath);
90
91 }
92
93 var re = /^http:\/\/|^ftp:\/\/|^file:\/\/|^https:\/\//gi;
94 if (src.match(re) == null) {
95 if (src.indexOf("[TE Application Data]") != 0)
96 return abspath() + '/' + src;
97 }
98 else {
99 // if this is indeed a local file, we strip the "file://" prefix from it.
100 re = /file:\/\/\//gi;
101 if (src.match(re) != null)
102 src = src.replace(re, "");
103 else {
104 re = /file:\/\//gi;
105 if (src.match(re) != null) src = src.replace(re, "");
106 }
107 }
108
109 return src;
110
111 }
112 </script>
113 </head>
114 <body>
115 <table style="margin: 0px; border: 0px;">
116 <tr>
117 <td colspan = "4">
118 <input id="Button1" type="button" value="创建模型" onclick="Test1()" />
119 <input id="Button2" type="button" value="选择模型" onclick="Test2()" />
120 <input id="Button3" type="button" value="选择模型" onclick="Test3()" />
121 </td>
122 </tr>
123 <tr>
124 <td colspan = "4">
125 <!-- <object id="TerraExplorerInformationWindow" style="height: 550px; width:280px;" classid="CLSID:3a4f9193-65a8-11d5-85c1-0001023952c1">
126 </object>-->
127 </td>
128 </tr>
129 </table>
130 </body>
131 </html>
2
3 <html xmlns="http://www.w3.org/1999/xhtml">
4 <head>
5 <title></title>
6 <script type = "text/javascript" language = "javascript">
7 function Test1() {
8 var SGWorld = CreateSGObj();
9 var location = SGWorld.Creator.CreateLocationHere();
10 var purl = toAbspath("data/747.xpc");
11 var pos = location.Position;
12 pos.Yaw = 0;
13 pos.Pitch = 0;
14 pos.Roll = 0;
15 var gid = 0;
16 var pModel = SGWorld.Creator.CreateModel(pos, purl,0,1);
17 pModel.ScaleX = 100;
18 pModel.ScaleY = 100;
19 pModel.ScaleZ = 100;
20 pModel.TreeItem.Name = "模型";
21 SGWorld.Creator.DeleteObject(location.ID);
22 }
23
24 function Test2() {
25 var SGWorld = CreateSGObj();
26 var ItemID = SGWorld.ProjectTree.FindItem("模型");
27 if (ItemID > 0) {
28 var obj = SGWorld.ProjectTree.GetObject(ItemID);
29 obj.Terrain.Tint.abgrColor = 0x0000ff;
30 obj.Terrain.Tint.SetAlpha(0.8);
31 }
32 }
33 function Test3() {
34 var SGWorld = CreateSGObj();
35 var ItemID = SGWorld.ProjectTree.FindItem("模型");
36 if (ItemID > 0) {
37 var obj = SGWorld.ProjectTree.GetObject(ItemID);
38 obj.Terrain.Tint.abgrColor = 0x0000ff;
39 obj.Terrain.Tint.SetAlpha(0);
40 }
41 }
42
43 /*
44 功能: 创建sgworld对象
45 备注: 赵贺 2011.04.01.
46 */
47
48 function CreateSGObj() {
49 var obj = $("sgworld");
50 if (obj == null) {
51 obj = document.createElement('object');
52 document.body.appendChild(obj);
53 obj.name = "sgworld";
54 obj.id = "sgworld";
55 obj.classid = "CLSID:3a4f91b1-65a8-11d5-85c1-0001023952c1";
56 }
57 return obj;
58 }
59 function $(id) {
60 return window.document.getElementById(id);
61 }
62
63 function toAbspath(src) {
64 var abspath = function () {
65 var abspath = "";
66 try {
67 abspath = unescape(window.location.href);
68 }
69 catch (e) {
70 abspath = unescape(this.__location);
71 }
72 // Remove query String
73 var index = abspath.indexOf("?");
74 if (index > 0) abspath = abspath.substr(0, index - 1);
75
76 index = abspath.lastIndexOf("/");
77 var index2 = abspath.lastIndexOf("\\");
78
79 index = (index > index2) ? index : index2;
80 if (index <= 0) return abspath;
81
82 abspath = abspath.substring(0, index);
83
84 if (abspath.substring(0, 1) == "/") abspath = abspath.slice(1);
85
86 var re = /file:\/\/\//gi;
87 if (abspath.match(re) != null) abspath = abspath.replace(re, ""); // if this is indeed a local file, we strip the "file://" prefix from it.
88
89 return (abspath);
90
91 }
92
93 var re = /^http:\/\/|^ftp:\/\/|^file:\/\/|^https:\/\//gi;
94 if (src.match(re) == null) {
95 if (src.indexOf("[TE Application Data]") != 0)
96 return abspath() + '/' + src;
97 }
98 else {
99 // if this is indeed a local file, we strip the "file://" prefix from it.
100 re = /file:\/\/\//gi;
101 if (src.match(re) != null)
102 src = src.replace(re, "");
103 else {
104 re = /file:\/\//gi;
105 if (src.match(re) != null) src = src.replace(re, "");
106 }
107 }
108
109 return src;
110
111 }
112 </script>
113 </head>
114 <body>
115 <table style="margin: 0px; border: 0px;">
116 <tr>
117 <td colspan = "4">
118 <input id="Button1" type="button" value="创建模型" onclick="Test1()" />
119 <input id="Button2" type="button" value="选择模型" onclick="Test2()" />
120 <input id="Button3" type="button" value="选择模型" onclick="Test3()" />
121 </td>
122 </tr>
123 <tr>
124 <td colspan = "4">
125 <!-- <object id="TerraExplorerInformationWindow" style="height: 550px; width:280px;" classid="CLSID:3a4f9193-65a8-11d5-85c1-0001023952c1">
126 </object>-->
127 </td>
128 </tr>
129 </table>
130 </body>
131 </html>
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