private void DataBind()
{
//设置数据
this.pieChart1.SeriesMember = "S";
this.pieChart1.XValueMember = "X";
this.pieChart1.YValueMember = "Y";
dt = DemoGlobal.GetChartDemoTable();
this.pieChart1.DataSource = dt;
this.pieChart1.DataBind();
}
private void DataBind()
{
//设置数据
this.barChart1.SeriesMember = "S";
this.barChart1.XValueMember = "X";
this.barChart1.YValueMember = "Y";
this.barChart1.XAxis.AxisLineColor = DemoGlobal.GetRandomColor();
this.barChart1.XAxis.GridColor = DemoGlobal.GetRandomColor();
dt = DemoGlobal.GetChartDemoTable();
this.barChart1.DataSource = dt;
this.barChart1.DataBind();
}
private void DataBind()
{
//设置数据
this.candleStickChart1.SeriesMember = "S";
this.candleStickChart1.XValueMember = "X";
this.candleStickChart1.YValueMember = "Y";
this.candleStickChart1.ValueHighMember = "VH";
this.candleStickChart1.ValueLowMember = "VL";
this.candleStickChart1.ValueOpenMember = "VO";
this.candleStickChart1.ValueCloseMember = "VC";
this.candleStickChart1.XAxis.AxisLineColor = DemoGlobal.GetRandomColor();
this.candleStickChart1.XAxis.GridColor = DemoGlobal.GetRandomColor();
dt = DemoGlobal.GetChartDemoTable();
this.candleStickChart1.DataSource = dt;
this.candleStickChart1.DataBind();
}
private LineSeries GetNewSerie(LineData data)
{
Random countRandom = new Random();
ChartYAxisValueCollection <ChartYAxisValue> yVals = new ChartYAxisValueCollection <ChartYAxisValue>();
int count = data.XAxisCount;
for (int i = 0; i < count; i++)
{
yVals.Add(new ChartYAxisValue(countRandom.Next(0, count)));
}
LineSeries set1 = new LineSeries(yVals, "DataSet 1");
set1.Color = DemoGlobal.GetRandomColor();
set1.DrawFilled = true;
set1.DrawCubic = true;
set1.DrawFilledColor = DemoGlobal.GetRandomColor();
return(set1);
}
private PieSeries GetNewSerie(PieData data)
{
Random countRandom = new Random();
ChartYAxisValueCollection <ChartYAxisValue> yVals = new ChartYAxisValueCollection <ChartYAxisValue>();
int count = data.XAxisCount;
for (int i = 0; i < count; i++)
{
yVals.Add(new BarYAxisValue(countRandom.Next(0, count)));
}
PieSeries set1 = new PieSeries(yVals, "DataSet 1");
set1.AddColor(DemoGlobal.GetRandomColor());
set1.AddColor(DemoGlobal.GetRandomColor());
set1.AddColor(DemoGlobal.GetRandomColor());
return(set1);
}
private void DataBind()
{
//设置数据
this.lineChart1.SeriesMember = "S";
this.lineChart1.XValueMember = "X";
this.lineChart1.YValueMember = "Y";
dt = DemoGlobal.GetChartDemoTable();
this.lineChart1.DataSource = dt;
this.lineChart1.DataBind();
//填充随机颜色
int count = this.lineChart1.Data.SeriesCount;
for (int i = 0; i < count; i += 1)
{
LineSeries series = this.lineChart1.Data.GetSeries(i);
series.DrawFilled = true;
series.DrawFilledColor = DemoGlobal.GetRandomColor();
}
}
private void popList1_Selected(object sender, EventArgs e)
{
switch (popList1.Selections[0].Text)
{
case "DataBind":
DataBind();
break;
case "Legend":
this.pieChart1.Legend.XEntrySpace = 10;
this.pieChart1.Legend.YEntrySpace = 10;
this.pieChart1.Legend.Position = LegendPosition.BELOW_CHART_LEFT;
this.pieChart1.Legend.XOffset = 1;
this.pieChart1.Legend.YOffset = 1;
this.pieChart1.Legend.TextSize = 15;
this.pieChart1.Legend.TextColor = System.Drawing.Color.Red;
break;
case "LegendSize":
if (this.pieChart1.Legend.Size == 0)
{
this.pieChart1.Legend.Size = 10;
}
else
{
this.pieChart1.Legend.Size = 0;
}
break;
case "AddSet":
this.pieChart1.Data.AddSeries(GetNewSerie(this.pieChart1.Data));
break;
case "RemoveSet":
if (this.pieChart1.Data.SeriesCount > 0)
{
this.pieChart1.Data.RemoveSeries(0);
}
break;
case "ClearSet":
this.pieChart1.Data.ClearValues();
break;
case "SetData":
List <string> xLabels = new List <string>();
xLabels.AddRange(new string[] { "1", "2", "3", "4" });
PieData data = new PieData(xLabels);
ChartYAxisValueCollection <ChartYAxisValue> yVals = new ChartYAxisValueCollection <ChartYAxisValue>();
yVals.Add(new BarYAxisValue(1111111));
yVals.Add(new BarYAxisValue(3333333));
yVals.Add(new BarYAxisValue(666666666666));
yVals.Add(new BarYAxisValue(333333333333));
PieSeries set1 = new PieSeries(yVals, "DataSet 1");
set1.AddColor(DemoGlobal.GetRandomColor());
set1.AddColor(DemoGlobal.GetRandomColor());
set1.AddColor(DemoGlobal.GetRandomColor());
data.AddSeries(set1);
this.pieChart1.Data = data;
break;
}
}
