' 軸の設定
C1WebChart1.ChartArea.AxisY.SetMinMax(0, 100)
C1WebChart1.ChartArea.AxisX.SetMinMax(0, 20)

' 折れ線グラフの作成
Dim r As New Random()
C1WebChart1.ChartGroups.Group0.ChartData.SeriesList.Clear()
Dim series0 As ChartDataSeries = C1WebChart1.ChartGroups.Group0.ChartData.SeriesList.AddNewSeries()
series0.SymbolStyle.Shape = SymbolShapeEnum.None
series0.LineStyle.Color = System.Drawing.Color.Red
For i As Integer = 0 To 20
　　series0.X.Add(CSng(i))
　　series0.Y.Add(CSng(r.[Next](50, 99)))
Next
Dim series1 As ChartDataSeries = C1WebChart1.ChartGroups.Group0.ChartData.SeriesList.AddNewSeries()
series1.SymbolStyle.Shape = SymbolShapeEnum.None
series1.LineStyle.Color = System.Drawing.Color.Blue
For i As Integer = 0 To 20
　　series1.X.Add(CSng(i))
　　series1.Y.Add(CSng(r.[Next](1, 49)))
Next

' アラームゾーン作成用のデータ
Dim max As Integer = C1WebChart1.ChartGroups.Group0.ChartData.SeriesList(0).Length
Dim x0 As Single() = DirectCast(C1WebChart1.ChartGroups(0).ChartData.SeriesList(0).X.CopyDataOut(), Single())
Dim y0 As Single() = DirectCast(C1WebChart1.ChartGroups(0).ChartData.SeriesList(0).Y.CopyDataOut(), Single())
Dim x1 As Single() = DirectCast(C1WebChart1.ChartGroups(0).ChartData.SeriesList(1).X.CopyDataOut(), Single())
Dim y1 As Single() = DirectCast(C1WebChart1.ChartGroups(0).ChartData.SeriesList(1).Y.CopyDataOut(), Single())
Dim tempX As Double() = New [Double](max * 2 - 1) {}
Dim tempY As Double() = New [Double](max * 2 - 1) {}
Array.Reverse(x1)
Array.Reverse(y1)
Array.Copy(x0, 0, tempX, 0, max)
Array.Copy(y0, 0, tempY, 0, max)
Array.Copy(x1, 0, tempX, max, max)
Array.Copy(y1, 0, tempY, max, max)

' アラームゾーンの作成
C1WebChart1.ChartArea.PlotArea.AlarmZones.Clear()
Dim zone As AlarmZone
zone = C1WebChart1.ChartArea.PlotArea.AlarmZones.AddNewZone()
zone.GroupIndex = 0
zone.BackColor = System.Drawing.Color.LavenderBlush
zone.Shape = AlarmZoneShapeEnum.Polygon
zone.PolygonData.PolygonSource = PolygonSourceEnum.Arrays
zone.PolygonData.X.CopyDataIn(tempX)
zone.PolygonData.Y.CopyDataIn(tempY)
zone.Visible = True

// 軸の設定
C1WebChart1.ChartArea.AxisY.SetMinMax(0, 100);
C1WebChart1.ChartArea.AxisX.SetMinMax(0, 20);

// 折れ線グラフの作成
Random r = new Random();
C1WebChart1.ChartGroups.Group0.ChartData.SeriesList.Clear();
ChartDataSeries series0 = C1WebChart1.ChartGroups.Group0.ChartData.SeriesList.AddNewSeries();
series0.SymbolStyle.Shape = SymbolShapeEnum.None;
series0.LineStyle.Color = System.Drawing.Color.Red;
for (int i = 0; i < 21; i++)
{
　　series0.X.Add((float)(i));
　　series0.Y.Add((float)(r.Next(50, 99)));
}
ChartDataSeries series1 = C1WebChart1.ChartGroups.Group0.ChartData.SeriesList.AddNewSeries();
series1.SymbolStyle.Shape = SymbolShapeEnum.None;
series1.LineStyle.Color = System.Drawing.Color.Blue;
for (int i = 0; i < 21; i++)
{
　　series1.X.Add((float)(i));
　　series1.Y.Add((float)(r.Next(1, 49)));
}

// アラームゾーン作成用のデータ
int max = C1WebChart1.ChartGroups.Group0.ChartData.SeriesList[0].Length;
float[] x0 = (float[])C1WebChart1.ChartGroups[0].ChartData.SeriesList[0].X.CopyDataOut();
float[] y0 = (float[])C1WebChart1.ChartGroups[0].ChartData.SeriesList[0].Y.CopyDataOut();
float[] x1 = (float[])C1WebChart1.ChartGroups[0].ChartData.SeriesList[1].X.CopyDataOut();
float[] y1 = (float[])C1WebChart1.ChartGroups[0].ChartData.SeriesList[1].Y.CopyDataOut();
double[] tempX = new Double[max * 2];
double[] tempY = new Double[max * 2];
Array.Reverse(x1);
Array.Reverse(y1);
Array.Copy(x0, 0, tempX, 0, max);
Array.Copy(y0, 0, tempY, 0, max);
Array.Copy(x1, 0, tempX, max, max);
Array.Copy(y1, 0, tempY, max, max);

// アラームゾーンの作成
C1WebChart1.ChartArea.PlotArea.AlarmZones.Clear();
AlarmZone zone;
zone = C1WebChart1.ChartArea.PlotArea.AlarmZones.AddNewZone();
zone.GroupIndex = 0;
zone.BackColor = System.Drawing.Color.LavenderBlush;
zone.Shape = AlarmZoneShapeEnum.Polygon;
zone.PolygonData.PolygonSource = PolygonSourceEnum.Arrays;
zone.PolygonData.X.CopyDataIn(tempX);
zone.PolygonData.Y.CopyDataIn(tempY);
zone.Visible = true;