DevExpress之ChartControl實(shí)現(xiàn)柱狀圖演示實(shí)例
本文實(shí)例講述了DevExpress中ChartControl實(shí)現(xiàn)柱狀圖演示的方法。分享給大家供大家參考。具體實(shí)現(xiàn)方法如下:
關(guān)鍵代碼如下:
using System.Data;
using System.Windows.Forms;
using CSharpUtilHelpV2;
using DevExpress.XtraCharts;
namespace DevExpressChart
{
public partial class winProduct : Form
{
public winProduct()
{
InitializeComponent();
}
static readonly string AccessFullPath = string.Format(@"{0}\Northwind.MDB", AppDomain.CurrentDomain.BaseDirectory);
static DataTable ProductList = null;
AccessUtilsV2 AccessHelper = null;
private void winChat_Load(object sender, EventArgs e)
{
AccessHelper = new AccessUtilsV2(AccessFullPath);
ProductList = AccessHelper.ExecuteDataTable("select * from Products", null);
BuilderDevChart();
}
private void BuilderDevChart()
{
if (ProductList != null)
{
Series _barSeries = new Series("測試", ViewType.Bar);
_barSeries.ArgumentDataMember = "ProductName";//x軸
_barSeries.ValueDataMembers[0] = "UnitPrice";//Y軸
_barSeries.DataSource = ProductList;
_barSeries.AddDataFilter("CategoryID", 4, DataFilterCondition.Equal);
_barSeries.SetColorEach(true);
chartControl1.Series.Add(_barSeries);
_barSeries.LegendPointOptions.PointView = PointView.ArgumentAndValues;
//chartControl1.SeriesDataMember = "UnitPrice";
//chartControl1.SeriesTemplate.ValueDataMembers[0] = "UnitPrice";
//chartControl1.SeriesTemplate.ArgumentDataMember = "ProductName";
//chartControl1.SeriesTemplate.ArgumentScaleType = ScaleType.Qualitative;
//chartControl1.SeriesTemplate.AddDataFilter("CategoryID", 4, DataFilterCondition.Equal);
//chartControl1.SeriesTemplate.LegendPointOptions.PointView = PointView.ArgumentAndValues;
chartControl1.SetXLableAngle(-35);
chartControl1.SetCrosshair(true);
chartControl1.Legend.Direction = LegendDirection.LeftToRight;
chartControl1.Legend.AlignmentHorizontal = LegendAlignmentHorizontal.Center;
chartControl1.Legend.AlignmentVertical = LegendAlignmentVertical.BottomOutside;
chartControl1.DataSource = ProductList;
chartControl1.AddTitle("Product List");
//--------------------------
}
}
}
}
using DevExpress.XtraCharts;
namespace DevExpressChart
{
public static class ChartUtils
{
/// <summary>
/// 增加數(shù)據(jù)篩選
/// </summary>
/// <param name="SeriesBase">Series</param>
/// <param name="columnName">列名稱</param>
/// <param name="value">列名稱對應(yīng)的篩選數(shù)值</param>
/// <param name="dataFilterCondition">DataFilterCondition枚舉</param>
public static void AddDataFilter(this SeriesBase series, string columnName, object value, DataFilterCondition dataFilterCondition)
{
series.DataFilters.Add(new DataFilter(columnName, value.GetType().FullName, dataFilterCondition, value));
}
/// <summary>
/// 設(shè)置X軸Lable角度
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="angle">角度</param>
public static void SetXLableAngle(this ChartControl chart, int angle)
{
XYDiagram _xyDiagram = (XYDiagram)chart.Diagram;
if (_xyDiagram != null)
_xyDiagram.AxisX.Label.Angle = angle;
}
/// <summary>
/// 設(shè)置Y軸Lable角度
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="angle">角度</param>
public static void SetYLableAngle(this ChartControl chart, int angle)
{
XYDiagram _xyDiagram = (XYDiagram)chart.Diagram;
_xyDiagram.AxisY.Label.Angle = angle;
}
/// <summary>
/// 設(shè)置ColorEach
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="colorEach">是否設(shè)置成ColorEach</param>
public static void SetColorEach(this Series series, bool colorEach)
{
SeriesViewColorEachSupportBase colorEachView = (SeriesViewColorEachSupportBase)series.View;
if (colorEachView != null)
{
colorEachView.ColorEach = colorEach;
}
}
/// <summary>
/// 設(shè)置是否顯示十字標(biāo)線
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="crosshair">是否顯示十字標(biāo)線</param>
public static void SetCrosshair(this ChartControl chart, bool crosshair)
{
chart.CrosshairEnabled = crosshair ? DefaultBoolean.True : DefaultBoolean.False;
chart.CrosshairOptions.ShowArgumentLabels = crosshair;
chart.CrosshairOptions.ShowArgumentLine = crosshair;
chart.CrosshairOptions.ShowValueLabels = crosshair;
chart.CrosshairOptions.ShowValueLine = crosshair;
}
/// <summary>
/// 新增ChartControl的Title文字
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="title">Title文字</param>
public static void AddTitle(this ChartControl chart, string title)
{
ChartTitle _title = new ChartTitle();
_title.Text = title;
chart.Titles.Add(_title);
}
/// <summary>
/// 餅狀Series設(shè)置成百分比顯示
/// </summary>
/// <param name="series">Series</param>
public static void SetPiePercentage(this Series series)
{
if (series.View is PieSeriesView)
{
((PiePointOptions)series.PointOptions).PercentOptions.ValueAsPercent = true;
((PiePointOptions)series.PointOptions).ValueNumericOptions.Format = NumericFormat.Percent;
((PiePointOptions)series.PointOptions).ValueNumericOptions.Precision = 0;
}
}
}
}
運(yùn)行效果如下圖所示:
希望本文所述對大家的C#程序設(shè)計(jì)有所幫助。
- C#中使用DevExpress中的ChartControl實(shí)現(xiàn)極坐標(biāo)圖的案例詳解
- C#實(shí)現(xiàn)繪制面形圖表的方法詳解
- DevExpress之ChartControl創(chuàng)建Drill-Down樣式的Title實(shí)例
- DevExpress之ChartControl實(shí)現(xiàn)時間軸實(shí)例
- DevExpress之ChartControl的SeriesTemplate實(shí)例
- DevExpress之ChartControl實(shí)現(xiàn)餅狀圖百分比演示實(shí)例
- DevExpress之ChartControl用法實(shí)例總結(jié)
- WinForm使用DecExpress控件中的ChartControl插件繪制圖表
相關(guān)文章
C#中將字符串轉(zhuǎn)換為整型的三種解決方法總結(jié)
本篇文章是對C#中將字符串轉(zhuǎn)換為整型的三種解決方法進(jìn)行了詳細(xì)的分析介紹,需要的朋友參考下2013-06-06C#面向?qū)ο笤O(shè)計(jì)原則之組合/聚合復(fù)用原則
這篇文章介紹了C#面向?qū)ο笤O(shè)計(jì)原則之組合/聚合復(fù)用原則,文中通過示例代碼介紹的非常詳細(xì)。對大家的學(xué)習(xí)或工作具有一定的參考借鑒價值,需要的朋友可以參考下2022-03-03