IMxDrawDatabase::ObjectIdToObject
实体id返回实体对象，具体详细如下：
| 参数 | 说明 |
|---|---|
| [in] LONGLONG lId |
实体id |
JS代码镜像一个实体：
var
lineid= mxOcx.DrawLine(0, 0, 100, 0);
var
pt1 = mxOcx.NewPoint();
pt1.x = -200;
pt1.y = -200;
var
pt2 = mxOcx.NewPoint();
pt2.x = 200;
pt2.y = 200;
var
database = mxOcx.GetDatabase();
var
ent = database.ObjectIdToObject(lineid);
ent.Mirror(pt1,pt2);
|