#region 坐标图
private void CreateChart( )
{
DataTable dt = CreateData();
//Series series1 = CreateSeries("员工人数", ViewType.Line, dt, 0);
#region Series
//创建几个图形的对象
Series series1 = CreateSeries("员工人数", ViewType.Bar, dt, 0);
Series series2 = CreateSeries("人均月薪", ViewType.Bar, dt, 1);
Series series3 = CreateSeries("成本TEU", ViewType.Bar, dt, 2);
Series series4 = CreateSeries("人均生产率", ViewType.Bar, dt, 3);
Series series5 = CreateSeries("占2005年3月人数比例", ViewType.Bar, dt, 4);
#endregion
List<Series> list = new List<Series>() { series1, series2, series3, series4, series5 };
chartControl1.Series.AddRange(list.ToArray());
chartControl1.Legend.Visible = false;
chartControl1.SeriesTemplate.LabelsVisibility = DefaultBoolean.True;
for (int i = 0; i < list.Count; i++)
{
//list[i].View.Color = colorList[i];
CreateAxisY(list[i]);
}
}
/// <summary>
/// 根据数据创建一个图形展现
/// </summary>
/// <param name="caption">图形标题</param>
/// <param name="viewType">图形类型</param>
/// <param name="dt">数据DataTable</param>
/// <param name="rowIndex">图形数据的行序号</param>
/// <returns></returns>
private Series CreateSeries(string caption, ViewType viewType, DataTable dt, int rowIndex)
{
Series series = new Series(caption, viewType);
for (int i = 1; i < dt.Columns.Count; i++)
{
string argument = dt.Columns[i].ColumnName;//参数名称
decimal value = (decimal)dt.Rows[rowIndex][i];//参数值
series.Points.Add(new SeriesPoint(argument, value));
}
//必须设置ArgumentScaleType的类型，否则显示会转换为日期格式，导致不是希望的格式显示
//也就是说，显示字符串的参数，必须设置类型为ScaleType.Qualitative
series.ArgumentScaleType = ScaleType.Qualitative;
series.LabelsVisibility = DevExpress.Utils.DefaultBoolean.True;//显示标注标签
return series;
}
/// <summary>
/// 准备数据内容
/// </summary>
/// <returns></returns>
private DataTable CreateData()
{
DataTable dt = new DataTable();
dt.Columns.Add(new DataColumn("类型"));
dt.Columns.Add(new DataColumn("2005-1月", typeof(decimal)));
dt.Columns.Add(new DataColumn("2005-2月", typeof(decimal)));
dt.Columns.Add(new DataColumn("2005-3月", typeof(decimal)));
dt.Columns.Add(new DataColumn("2005-4月", typeof(decimal)));
dt.Columns.Add(new DataColumn("2005-5月", typeof(decimal)));
dt.Columns.Add(new DataColumn("2005-6月", typeof(decimal)));
dt.Rows.Add(new object[] { "员工人数", 437, 437, 414, 397, 387, 378 });
dt.Rows.Add(new object[] { "人均月薪", 3964, 3961, 3979, 3974, 3967, 3972 });
dt.Rows.Add(new object[] { "成本TEU", 3104, 1339, 3595.8, 3154.5, 2499.8, 3026 });
dt.Rows.Add(new object[] { "人均生产率", 7.1, 3.06, 8.69, 7.95, 6.46, 8.01 });
dt.Rows.Add(new object[] { "占2005年3月人数比例", 1.06, 1.06, 1, 0.96, 0.93, 0.91 });
return dt;
}
/// <summary>
/// 创建图表的第二坐标系
/// </summary>
/// <param name="series">Series对象</param>
/// <returns></returns>
private SecondaryAxisY CreateAxisY(Series series)
{
SecondaryAxisY myAxis = new SecondaryAxisY(series.Name);
((XYDiagram)chartControl1.Diagram).SecondaryAxesY.Add(myAxis);
((BarSeriesView)series.View).AxisY = myAxis;
//LineSeriesView
myAxis.Title.Text = series.Name;
myAxis.Title.Alignment = StringAlignment.Far; //顶部对齐
myAxis.Title.Visible = true; //显示标题
myAxis.Title.Font = new Font("宋体", 9.0f);
Color color = series.View.Color;//设置坐标的颜色和图表线条颜色一致
myAxis.Title.TextColor = color;
myAxis.Label.TextColor = color;
myAxis.Color = color;
return myAxis;
}
/// <summary>
/// 创建图表的第二坐标系
/// </summary>
/// <param name="series">Series对象</param>
/// <returns></returns>
private SecondaryAxisX CreateAxisX(Series series)
{
SecondaryAxisX myAxis = new SecondaryAxisX(series.Name);
((XYDiagram)chartControl1.Diagram).SecondaryAxesX.Add(myAxis);
((LineSeriesView)series.View).AxisX = myAxis;
myAxis.Title.Text = series.Name;
myAxis.Title.Alignment = StringAlignment.Far; //顶部对齐
myAxis.Title.Visible = true; //显示标题
myAxis.Title.Font = new Font("宋体", 9.0f);
Color color = series.View.Color;//设置坐标的颜色和图表线条颜色一致
myAxis.Title.TextColor = color;
myAxis.Label.TextColor = color;
myAxis.Color = color;
return myAxis;
}
#endregion
DevExpress.XtraCharts.ChartControl
转载于:https://www.cnblogs.com/lhlong/p/6030848.html
