把视像素长度转换成文档长度返回
static double Mx_ViewLongToDocCoord(IN LONG lViewLen);
返回文档长度
例如: C#代码
MxDrawResbuf ret = (MxDrawResbuf)axMxDrawX1.CallLongParam1("Mx_ViewLongToDocCoord", 1); MessageBox.Show( ret.AtDouble(1).ToString());
MxDrawXCustomFunction 方法
