protected void Button1_Click(object sender, EventArgs e)
{
//
string ComputeStr = "CHN[3,107,2]+30";
Paser p = new Paser();
string s = p.Execute("", ComputeStr);
Response.Write(s);
}
/// <summary>
/// 根据Screenid查询当前场景下元素的值
/// </summary>
/// <param name="mScreenID"></param>
/// <returns></returns>
public List<V_ScreenMonitorValue> GetScreenMonitorValue(int mScreenID)
{
var v = from f in ObjectContext.V_ScreenMonitorValue where f.ScreenID == mScreenID select f;
List<V_ScreenMonitorValue> eValue = v.ToList();
foreach (V_ScreenMonitorValue obj in eValue)
{
if (!string.IsNullOrEmpty(obj.ComputeStr))
{
Paser p = new Paser();
string s = p.Execute("", obj.ComputeStr.Trim());
if (!string.IsNullOrEmpty(s))
{
float fValue;
if (float.TryParse(s, out fValue))
{
obj.MonitorValue = fValue.ToString();
}
else
{
obj.MonitorValue = "-1.0";
}
}
else
{
obj.MonitorValue = "-1.0";
}
}
}
return eValue;
}