using DevExpress.XtraCharts;
// ...

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

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

    // Add points to them.
    series1.Points.Add(new SeriesPoint(1, 15));
    series1.Points.Add(new SeriesPoint(2, 18));
    series1.Points.Add(new SeriesPoint(3, 25));
    series1.Points.Add(new SeriesPoint(4, 33));

    series2.Points.Add(new SeriesPoint(1, 10));
    series2.Points.Add(new SeriesPoint(2, 12));
    series2.Points.Add(new SeriesPoint(3, 14));
    series2.Points.Add(new SeriesPoint(4, 17));

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

    // Set the numerical argument scale types for the series,
    // as it is qualitative, by default.
    series1.ArgumentScaleType = ScaleType.Numerical;
    series2.ArgumentScaleType = ScaleType.Numerical;

    // Access the view-type-specific options of the series.
    ((AreaSeriesView)series1.View).Transparency = 80;

    // Access the type-specific options of the diagram.
    ((XYDiagram)areaChart.Diagram).EnableAxisXZooming = true;

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

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

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

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

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

    // Add points to them.
    series1.Points.Add(new SeriesPoint(1, 11, 2));
    series1.Points.Add(new SeriesPoint(2, 10, 1));
    series1.Points.Add(new SeriesPoint(3, 14, 3));
    series1.Points.Add(new SeriesPoint(4, 17, 2));

    series2.Points.Add(new SeriesPoint(1, 15, 3));
    series2.Points.Add(new SeriesPoint(2, 18, 4));
    series2.Points.Add(new SeriesPoint(3, 25, 2));
    series2.Points.Add(new SeriesPoint(4, 33, 1));

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

    // Set the numerical argument scale types for the series,
    // as it is qualitative, by default.
    series1.ArgumentScaleType = ScaleType.Numerical;
    series2.ArgumentScaleType = ScaleType.Numerical;

    // Access the view-type-specific options of the series.
    ((BubbleSeriesView)series1.View).MaxSize = 2;
    ((BubbleSeriesView)series1.View).MinSize = 1;
    ((BubbleSeriesView)series1.View).BubbleMarkerOptions.Kind = MarkerKind.Circle;

    // Access the type-specific options of the diagram.
    ((XYDiagram)bubbleChart.Diagram).EnableAxisXZooming = true;

    // Hide the legend (if necessary).
    bubbleChart.Legend.Visible = false;

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

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

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

    // Create a candlestick series.
    Series series1 = new Series("Stock Prices", ViewType.CandleStick);

    // Specify the date-time argument scale type for the series,
    // as it is qualitative, by default.
    series1.ArgumentScaleType = ScaleType.DateTime;

    // Add points to it.
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 1),
        new object[] { 24.00, 25.00, 25.00, 24.875 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 2),
        new object[] { 23.625, 25.125, 24.00, 24.875 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 3),
        new object[] { 26.25, 28.25, 26.75, 27.00 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 4),
        new object[] { 26.50, 27.875, 26.875, 27.25 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 7),
        new object[] { 26.375, 27.50, 27.375, 26.75 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 8),
        new object[] { 25.75, 26.875, 26.75, 26.00 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 9),
        new object[] { 25.75, 26.75, 26.125, 26.25 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 10),
        new object[] { 25.75, 26.375, 26.375, 25.875 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 11),
        new object[] { 24.875, 26.125, 26.00, 25.375 }));
    series1.Points.Add(new SeriesPoint(new DateTime(1994, 3, 14),
        new object[] { 25.125, 26.00, 25.625, 25.75 }));

    // Add the series to the chart.
    candlestickChart.Series.Add(series1);

    // Access the view-type-specific options of the series.
    CandleStickSeriesView myView = (CandleStickSeriesView)series1.View;

    myView.LineThickness = 2;
    myView.LevelLineLength = 0.25;

    // Specify the series reduction options.
    myView.ReductionOptions.Level = StockLevel.Open;
    myView.ReductionOptions.Visible = true;

    // Access the chart‘s diagram.
    XYDiagram diagram = ((XYDiagram)candlestickChart.Diagram);

    // Access the type-specific options of the diagram.
    diagram.AxisY.Range.MinValue = 22;

    // Exclude weekends from the X-axis range,
    // to avoid gaps in the chart‘s data.
    diagram.AxisX.DateTimeScaleOptions.WorkdaysOnly = true;

    // Hide the legend (if necessary).
    candlestickChart.Legend.Visible = false;

    // Add a title to the chart (if necessary).
    candlestickChart.Titles.Add(new ChartTitle());
    candlestickChart.Titles[0].Text = "Candlestick Chart";

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