MsChart中的水平滚动条
本文关键字:滚动条 水平 MsChart | 更新日期: 2023-09-27 18:21:10
在互联网上的某个地方我发现了这个代码
private void PopulateChart()
{
int elements = 500;
Random r = new Random();
List<double> xValues = new List<double>();
double currentX = 0;
for (int i = 0; i < elements; i++)
{
xValues.Add(currentX);
currentX = currentX + r.Next(1, 2000);
}
List<double> yValues = new List<double>();
for (int i = 0; i < elements; i++)
{
yValues.Add(r.Next(0, 50));
}
// remove all previous series
chart1.Series.Clear();
var series = chart1.Series.Add("MySeries");
series.ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.Stock;
//series.XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Auto;
DateTime baseDate = DateTime.Today;
for (int i = 0; i < xValues.Count; i++)
{
var xDate = baseDate.AddSeconds(xValues[i]);
var yValue = yValues[i];
series.Points.AddXY(xDate, yValue);
}
// show an X label every itme interval (values in minute 60 = 1 hour)
chart1.ChartAreas[series.ChartArea].AxisX.Interval = 100.0;
chart1.ChartAreas[0].AxisX.IntervalType = System.Windows.Forms.DataVisualization.Charting.DateTimeIntervalType.Minutes;
// label format
chart1.ChartAreas[0].AxisX.LabelStyle.Format = "HH:mm:ss";
}
这将在图表中显示随机数据,并按一定时间间隔对数据进行分组。现在我想放一个水平滚动条(x轴)。我尝试使用在这个后中使用的代码
向MS图表控件C#添加滚动条
但我无法应用它的全部功能。有人能帮我解决这个问题吗?
您已启用X轴进行缩放。
chart1.ChartAreas["ChartArea1"].CursorX.IsUserEnabled = true;
chart1.ChartAreas["ChartArea1"].CursorX.IsUserSelectionEnabled = true;
chart1.ChartAreas["ChartArea1"].AxisX.ScaleView.Zoomable = true;
chart1.ChartAreas["ChartArea1"].AxisX.ScrollBar.IsPositionedInside = true;