学习devexpresschartControl控件

devexpress官网chart：https://documentation.devexpress.com/WindowsForms/8117/Controls-and-Libraries/Chart-Control

https://documentation.devexpress.com/WindowsForms/5778/Controls-and-Libraries/Chart-Control/Fundamentals/Chart-Elements/Diagram

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层级关系：https://documentation.devexpress.com/WindowsForms/5808/Controls-and-Libraries/Chart-Control/Fundamentals/Chart-Elements

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XYDiagram diagram = chart.Diagram as XYDiagram;
if (diagram != null) {
    // Access diagram properties, for example, rotate the diagram. 
    diagram.Rotated = true;
    // Access properties of objects that belong to the diagram,  
    // for example, axes and panes. 
    diagram.AxisY.Title.Text = "Population mid-year, millions";
    diagram.DefaultPane.Weight = 2;
}

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pans：https://documentation.devexpress.com/WindowsForms/5879/Controls-and-Libraries/Chart-Control/Fundamentals/Chart-Elements/Diagram/Panes

using System;
using System.Drawing;
using System.Windows.Forms;
using DevExpress.XtraCharts;
// ...

private void Form1_Load(object sender, EventArgs e) {
    // Create a new chart.
    ChartControl chartControl1 = new ChartControl();

    // Create two series.
    Series series1 = new Series("Series 1", ViewType.Bar);
    Series series2 = new Series("Series 2", ViewType.Line);

    // Add points to them, with their arguments different.
    series1.Points.Add(new SeriesPoint("A", 10));
    series1.Points.Add(new SeriesPoint("B", 12));
    series1.Points.Add(new SeriesPoint("C", 17));
    series1.Points.Add(new SeriesPoint("D", 14));
    series2.Points.Add(new SeriesPoint("I", 2500));
    series2.Points.Add(new SeriesPoint("II", 3800));
    series2.Points.Add(new SeriesPoint("III", 1500));
    series2.Points.Add(new SeriesPoint("IV", 1300));

    // Add both series to the chart.
    chartControl1.Series.AddRange(new Series[] { series1, series2 });

    // Hide the legend (optional).
    chartControl1.Legend.Visible = false;

    // Cast the chart's diagram to the XYDiagram type, 
    // to access its axes and panes.
    XYDiagram diagram = (XYDiagram)chartControl1.Diagram;

    // Add secondary axes to the diagram, and adjust their options.
    diagram.SecondaryAxesX.Add(new SecondaryAxisX("My Axis X"));
    diagram.SecondaryAxesY.Add(new SecondaryAxisY("My Axis Y"));
    diagram.SecondaryAxesX[0].Alignment = AxisAlignment.Near;
    diagram.SecondaryAxesY[0].Alignment = AxisAlignment.Near;

    // Add a new additional pane to the diagram.
    diagram.Panes.Add(new XYDiagramPane("My Pane"));

    // Assign both the additional pane and, if required,
    // the secondary axes to the second series. 
    LineSeriesView myView = (LineSeriesView)series2.View;
    myView.AxisX = diagram.SecondaryAxesX[0];
    myView.AxisY = diagram.SecondaryAxesY[0];
    // Note that the created pane has the zero index in the collection,
    // because the existing Default pane is a separate entity.
    myView.Pane = diagram.Panes[0];
    
    // Customize the layout of the diagram's panes.
    diagram.PaneDistance = 10;
    diagram.PaneLayoutDirection = PaneLayoutDirection.Horizontal;
    diagram.DefaultPane.SizeMode = PaneSizeMode.UseWeight;
    diagram.DefaultPane.Weight = 1.2;

    // Add the chart to the form.
    chartControl1.Dock = DockStyle.Fill;
    this.Controls.Add(chartControl1);
}

Adding Panes：https://documentation.devexpress.com/WindowsForms/5880/Controls-and-Libraries/Chart-Control/Fundamentals/Chart-Elements/Diagram/Panes/Adding-Panes#Examples

 https://documentation.devexpress.com/WindowsForms/6180/Controls-and-Libraries/Chart-Control/Examples/Chart-Elements/How-to-Display-a-Series-in-an-Additional-Pane-Runtime-Sample

using System;
using System.Drawing;
using System.Windows.Forms;
using DevExpress.XtraCharts;
// ...

private void Form1_Load(object sender, EventArgs e) {
    // Create a new chart.
    ChartControl chartControl1 = new ChartControl();

    // Create two series.
    Series series1 = new Series("Series 1", ViewType.Bar);
    Series series2 = new Series("Series 2", ViewType.Line);

    // Add points to them, with their arguments different.
    series1.Points.Add(new SeriesPoint("A", 10));
    series1.Points.Add(new SeriesPoint("B", 12));
    series1.Points.Add(new SeriesPoint("C", 17));
    series1.Points.Add(new SeriesPoint("D", 14));
    series2.Points.Add(new SeriesPoint("I", 2500));
    series2.Points.Add(new SeriesPoint("II", 3800));
    series2.Points.Add(new SeriesPoint("III", 1500));
    series2.Points.Add(new SeriesPoint("IV", 1300));

    // Add both series to the chart.
    chartControl1.Series.AddRange(new Series[] { series1, series2 });

    // Hide the legend (optional).
    chartControl1.Legend.Visible = false;

    // Cast the chart's diagram to the XYDiagram type, 
    // to access its axes and panes.
    XYDiagram diagram = (XYDiagram)chartControl1.Diagram;

    // Add secondary axes to the diagram, and adjust their options.
    diagram.SecondaryAxesX.Add(new SecondaryAxisX("My Axis X"));
    diagram.SecondaryAxesY.Add(new SecondaryAxisY("My Axis Y"));
    diagram.SecondaryAxesX[0].Alignment = AxisAlignment.Near;
    diagram.SecondaryAxesY[0].Alignment = AxisAlignment.Near;

    // Add a new additional pane to the diagram.
    diagram.Panes.Add(new XYDiagramPane("My Pane"));

    // Assign both the additional pane and, if required,
    // the secondary axes to the second series. 
    LineSeriesView myView = (LineSeriesView)series2.View;
    myView.AxisX = diagram.SecondaryAxesX[0];
    myView.AxisY = diagram.SecondaryAxesY[0];
    // Note that the created pane has the zero index in the collection,
    // because the existing Default pane is a separate entity.
    myView.Pane = diagram.Panes[0];
    
    // Customize the layout of the diagram's panes.
    diagram.PaneDistance = 10;
    diagram.PaneLayoutDirection = PaneLayoutDirection.Horizontal;
    diagram.DefaultPane.SizeMode = PaneSizeMode.UseWeight;
    diagram.DefaultPane.Weight = 1.2;

    // Add the chart to the form.
    chartControl1.Dock = DockStyle.Fill;
    this.Controls.Add(chartControl1);
}