c#++chart实时更新
时间: 2024-06-14 16:03:24 浏览: 17
以下是C#利用微软自家chart控件实现绘制实时曲线的例子:
```csharp
// 创建一个chart控件
Chart chart1 = new Chart();
chart1.ChartAreas.Add(new ChartArea("area"));
chart1.Series.Add(new Series("series1"));
chart1.Series.Add(new Series("series2"));
// 设置chart控件的属性
chart1.Series["series1"].ChartType = SeriesChartType.Line;
chart1.Series["series2"].ChartType = SeriesChartType.Line;
chart1.Series["series1"].Color = Color.Red;
chart1.Series["series2"].Color = Color.Blue;
chart1.Series["series1"].BorderWidth = 2;
chart1.Series["series2"].BorderWidth = 2;chart1.ChartAreas["area"].AxisX.Minimum = 0;
chart1.ChartAreas["area"].AxisX.Maximum = 100;
chart1.ChartAreas["area"].AxisY.Minimum = -10;
chart1.ChartAreas["area"].AxisY.Maximum = 10;
// 将chart控件添加到窗体中
this.Controls.Add(chart1);
// 实时更新曲线
for (int i = 0; i < 100; i++)
{
double y1 = Math.Sin(i * Math.PI / 180);
double y2 = Math.Cos(i * Math.PI / 180);
chart1.Series["series1"].Points.AddXY(i, y1);
chart1.Series["series2"].Points.AddXY(i, y2);
chart1.ChartAreas["area"].AxisX.ScaleView.Position = i;
System.Threading.Thread.Sleep(100);
}
```
以上代码创建了一个chart控件,并设置了控件的属性。然后通过循环实时更新曲线,每次更新都将新的数据点添加到曲线中,并将X轴的视图位置设置为当前的数据点位置,以实现曲线的实时更新。