/// <summary>
/// Changes the length of the arc selected in a ComboBox to a value in a TextBox
/// </summary>
private void OkWeight_Click(object sender, EventArgs e)
{
ArcLength.Text = ArcLength.Text.Trim(' ');
if (string.IsNullOrEmpty(ArcName.Text))
{
MessageBox.Show(@"Please, select an edge", @"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
var selectedArc = ArcName.Items.IndexOf(ArcName.Text);
if (selectedArc == -1)
{
MessageBox.Show(@"The edge doesn't exist", @"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
try
{
var length = new MathParserTK.MathParser().Parse(ArcLength.Text);
var command = new ChangeArcLengthCommand(digraph, selectedArc, digraph.Arcs[selectedArc].Length, length);
command.Executed += (s, ea) => GridAdjacencyMatrix[digraph.Arcs[selectedArc].EndVertex, digraph.Arcs[selectedArc].StartVertex].Value = s;
commandsManager.Execute(command);
ArcLength.Text = length.ToString(CultureInfo.CurrentCulture);
}
catch (Exception)
{
MessageBox.Show(@"Invalid value. Make sure the input value is greater than zero and is the correct mathematical expression.",
@"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public static double ParseMath(string formula)
{
double result = 0;
MathParserTK.MathParser parser = new MathParserTK.MathParser();
try { result = parser.Parse(formula, false); }
catch { throw; }
return(result);
}
/// <summary>
/// 显示TPN项目图表
/// </summary>
private void showChart()
{
chrtDrug.Series["Series1"].Points.Clear();
chrtParam.Series["Series1"].Points.Clear();
if ("tpnitem.1".Equals(this.itemCode)) //容积
{
showCapacityChart();
return;
}
else if (5 >= lvDrugs.Columns.Count)
{
return;
}
string text = "";
string unit = "";
int p = 0;
List <double> yValues = new List <double>();
List <string> xValues = new List <string>();
ListViewItem item = null;
MathParserTK.MathParser parser = new MathParserTK.MathParser();
string express = "";
string tmpExp = "";
int hadVal = 0;
p = lblExpress.Text.IndexOf("\r\n");
if (0 < p && express.Contains("["))
{
express = lblExpress.Text.Substring(0, p);
}
else
{
express = "0";
}
//药品贡献率
for (int i = 0; i < lvDrugs.Items.Count - 3; i++)
{
tmpExp = express;
hadVal = 0;
for (int j = 5; j < lvDrugs.Columns.Count; j++)
{
text = lvDrugs.Items[i].SubItems[j].Text;
if (!string.IsNullOrWhiteSpace(text) && !"-".Equals(text))
{
p = text.LastIndexOf(' ');
if (0 < p)
{
unit = text.Substring(p + 1);
text = text.Substring(0, p);
hadVal++;
}
else
{
text = "0";
}
}
else
{
text = "0";
}
if ("0".Equals(express))
{
tmpExp += "+" + text;
}
else
{
tmpExp = tmpExp.Replace("[" + lvDrugs.Columns[j].Text + "]", text);
}
}
if (0 < hadVal)
{
yValues.Add(Convert.ToDouble(parser.Parse(tmpExp)));
xValues.Add(getDrugShortName(lvDrugs.Items[i].Text));
}
}
showSerie(chrtDrug, xValues, yValues, unit);
yValues.Clear();
xValues.Clear();
//参数贡献率
double val = 0;
item = lvDrugs.Items[lvDrugs.Items.Count - 2]; //合计行
for (int i = 5; i < lvDrugs.Columns.Count; i++)
{
text = item.SubItems[i].Text;
p = text.LastIndexOf(' ');
if (0 < p)
{
unit = text.Substring(p + 1);
val = Convert.ToDouble(text.Substring(0, p));
}
else
{
val = 0;
}
if (0 < val)
{
yValues.Add(val);
text = getDrugShortName(lvDrugs.Columns[i].Text);
if (string.IsNullOrWhiteSpace(text))
{
xValues.Add(lvDrugs.Columns[i].Text);
}
else
{
xValues.Add(text);
}
}
}
showSerie(chrtParam, xValues, yValues, unit);
}
/// <summary>
/// 计算单个TPN项目值
/// </summary>
/// <param name="_ordersVal"></param>
/// <param name="_prepQuantity"></param>
/// <param name="_itemCode">要计算的TPN项目编码, null时计算全部</param>
/// <returns></returns>
public bool Calculate(Dictionary <string, double> _ordersVal, Dictionary <int, RecipePrep> _prepQuantity,
string _itemCode)
{
if ((null == _ordersVal) || (null == _prepQuantity))
{
this.Error = "未指定计算参数";
return(false);
}
if ((null == this.tblTPNItem) || (0 == this.tblTPNItem.Rows.Count))
{
this.Error = "没有可计算的TPN项目";
return(false);
}
foreach (DataRow row in this.tblTPNItem.Rows)
{
row["Value"] = 0.0;
row["Result"] = "";
row["Lock"] = false;
row["IsCal"] = false;
}
this.ordersVal = _ordersVal;
this.prepInfo = _prepQuantity;
string newPrepIDs = "";
//检查制剂是否存在
if (null != this.tblPrepThing)
{
foreach (int prepID in this.prepInfo.Keys)
{
if (!this.hadInitPrepIDs.Contains("," + prepID.ToString() + ","))
{
newPrepIDs += prepID.ToString() + ",";
}
}
}
else
{
foreach (int prepID in this.prepInfo.Keys)
{
newPrepIDs += prepID.ToString() + ",";
}
}
if (!string.IsNullOrWhiteSpace(newPrepIDs))
{
if (!loadPrepThing(newPrepIDs))
{
return(false);
}
}
//计算
if (null == this.parser)
{
this.parser = new MathParserTK.MathParser();
}
this.Error = "";
if (null == _itemCode)
{
foreach (DataRow row in this.tblTPNItem.Rows)
{
CalculateItem(row);
}
}
else
{
DataRow row = this.tblTPNItem.Rows.Find(_itemCode);
if (null == row)
{
this.Error = "未找到此编码(" + _itemCode + ")对应的项目";
return(false);
}
else
{
CalculateItem(row);
}
}
return(true);
}