WPF實(shí)現(xiàn)繪制扇形統(tǒng)計(jì)圖的示例代碼

更新時(shí)間：2022年09月07日 11:50:55 作者：ArcherSong

這篇文章主要介紹了如何利用WPF繪制扇形統(tǒng)計(jì)圖，文中的示例代碼講解詳細(xì)，對(duì)我們學(xué)習(xí)或工作有一定幫助，感興趣的小伙伴可以了解一下

扇形統(tǒng)計(jì)圖

繪制一個(gè)扇形原理也是基于Canvas進(jìn)行繪制;
ArcSegment[1]繪制弧形;
繪制指示線；
繪制文本；
鼠標(biāo)移入動(dòng)畫；
顯示詳情Popup；
源碼Github[2] Gitee[3]

示例代碼

1）SectorChart.cs代碼如下;

using?System;
using?System.Collections.Generic;
using?System.Collections.ObjectModel;
using?System.Linq;
using?System.Windows;
using?System.Windows.Controls;
using?System.Windows.Controls.Primitives;
using?System.Windows.Input;
using?System.Windows.Media;
using?System.Windows.Media.Animation;
using?System.Windows.Media.Effects;
using?System.Windows.Shapes;
using?WPFDevelopers.Charts.Models;

namespace?WPFDevelopers.Charts.Controls
{
????[TemplatePart(Name?=?CanvasTemplateName,?Type?=?typeof(Canvas))]
????[TemplatePart(Name?=?PopupTemplateName,?Type?=?typeof(Popup))]
????public?class?SectorChart?:?Control
????{
????????const?string?CanvasTemplateName?=?"PART_Canvas";
????????const?string?PopupTemplateName?=?"PART_Popup";

????????private?Canvas?_canvas;
????????private?Popup?_popup;
????????private?double?centenrX,?centenrY,?radius,?offsetX,?offsetY;
????????private?Point?minPoint;
????????private?double?fontsize?=?12;
????????private?bool?flg?=?false;



????????public?Brush?Fill
????????{
????????????get?{?return?(Brush)GetValue(FillProperty);?}
????????????set?{?SetValue(FillProperty,?value);?}
????????}

????????public?static?readonly?DependencyProperty?FillProperty?=
????????????DependencyProperty.Register("Fill",?typeof(Brush),?typeof(SectorChart),?new?PropertyMetadata(null));



????????public?string?Text
????????{
????????????get?{?return?(string)GetValue(TextProperty);?}
????????????set?{?SetValue(TextProperty,?value);?}
????????}

????????public?static?readonly?DependencyProperty?TextProperty?=
????????????DependencyProperty.Register("Text",?typeof(string),?typeof(SectorChart),?new?PropertyMetadata(null));


????????public?ObservableCollection<PieSerise>?ItemsSource
????????{
????????????get?{?return?(ObservableCollection<PieSerise>)GetValue(ItemsSourceProperty);?}
????????????set?{?SetValue(ItemsSourceProperty,?value);?}
????????}

????????public?static?readonly?DependencyProperty?ItemsSourceProperty?=
????????????DependencyProperty.Register("ItemsSource",?typeof(ObservableCollection<PieSerise>),?typeof(SectorChart),?new?PropertyMetadata(null,?new?PropertyChangedCallback(ItemsSourceChanged)));

????????private?static?void?ItemsSourceChanged(DependencyObject?d,?DependencyPropertyChangedEventArgs?e)
????????{
????????????var?view?=?d?as?SectorChart;
????????????if?(e.NewValue?!=?null)
????????????????view.DrawArc();
????????}

????????static?SectorChart()
????????{
????????????DefaultStyleKeyProperty.OverrideMetadata(typeof(SectorChart),?new?FrameworkPropertyMetadata(typeof(SectorChart)));
????????}
????????public?override?void?OnApplyTemplate()
????????{
????????????base.OnApplyTemplate();
????????????_canvas?=?GetTemplateChild(CanvasTemplateName)?as?Canvas;
????????????_popup?=?GetTemplateChild(PopupTemplateName)?as?Popup;
????????}

????????void?DrawArc()
????????{
????????????if?(ItemsSource?is?null?||?!ItemsSource.Any()?||?_canvas?is?null)
????????????????return;
????????????_canvas.Children.Clear();

????????????var?pieWidth?=?_canvas.ActualWidth?>?_canvas.ActualHeight???_canvas.ActualHeight?:?_canvas.ActualWidth;
????????????var?pieHeight?=?_canvas.ActualWidth?>?_canvas.ActualHeight???_canvas.ActualHeight?:?_canvas.ActualWidth;
????????????centenrX?=?pieWidth?/?2;
????????????centenrY?=?pieHeight?/?2;
????????????radius?=?this.ActualWidth?>?this.ActualHeight???this.ActualHeight?/?2?:?this.ActualWidth?/?2;
????????????double?angle?=?0;
????????????double?prevAngle?=?0;

????????????var?sum?=?ItemsSource.Select(ser?=>?ser.Percentage).Sum();

????????????foreach?(var?item?in?ItemsSource)
????????????{
????????????????var?line1X?=?radius?*?Math.Cos(angle?*?Math.PI?/?180)?+?centenrX;
????????????????var?line1Y?=?radius?*?Math.Sin(angle?*?Math.PI?/?180)?+?centenrY;

????????????????angle?=?item.Percentage?/?sum?*?360?+?prevAngle;

????????????????double?arcX?=?0;
????????????????double?arcY?=?0;

????????????????if?(ItemsSource.Count()?==?1?&&?angle?==?360)
????????????????{
????????????????????arcX?=?centenrX?+?Math.Cos(359.99999?*?Math.PI?/?180)?*?radius;
????????????????????arcY?=?(radius?*?Math.Sin(359.99999?*?Math.PI?/?180))?+?centenrY;
????????????????}
????????????????else
????????????????{
????????????????????arcX?=?centenrX?+?Math.Cos(angle?*?Math.PI?/?180)?*?radius;
????????????????????arcY?=?(radius?*?Math.Sin(angle?*?Math.PI?/?180))?+?centenrY;
????????????????}


????????????????var?line1Segment?=?new?LineSegment(new?Point(line1X,?line1Y),?false);

????????????????bool?isLargeArc?=?item.Percentage?/?sum?>?0.5;


????????????????var?arcWidth?=?radius;
????????????????var?arcHeight?=?radius;
????????????????var?arcSegment?=?new?ArcSegment();


????????????????arcSegment.Size?=?new?Size(arcWidth,?arcHeight);
????????????????arcSegment.Point?=?new?Point(arcX,?arcY);
????????????????arcSegment.SweepDirection?=?SweepDirection.Clockwise;
????????????????arcSegment.IsLargeArc?=?isLargeArc;



????????????????var?line2Segment?=?new?LineSegment(new?Point(centenrX,?centenrY),?false);


????????????????PieBase?piebase?=?new?PieBase();
????????????????piebase.Title?=?item.Title;
????????????????piebase.Percentage?=?item.Percentage;
????????????????piebase.PieColor?=?item.PieColor;
????????????????piebase.LineSegmentStar?=?line1Segment;
????????????????piebase.ArcSegment?=?arcSegment;
????????????????piebase.LineSegmentEnd?=?line2Segment;
????????????????piebase.Angle?=?item.Percentage?/?sum?*?360;
????????????????piebase.StarPoint?=?new?Point(line1X,?line1Y);
????????????????piebase.EndPoint?=?new?Point(arcX,?arcY);


????????????????var?pathFigure?=?new?PathFigure(new?Point(centenrX,?centenrY),?new?List<PathSegment>()
????????????????{
????????????????????line1Segment,
????????????????????arcSegment,
???????????????????line2Segment,
????????????????},?true);



????????????????var?pathFigures?=?new?List<PathFigure>()
????????????????{
????????????????????pathFigure,
????????????????};
????????????????var?pathGeometry?=?new?PathGeometry(pathFigures);
????????????????var?path?=?new?Path()?{?Fill?=?item.PieColor,?Data?=?pathGeometry,?DataContext?=?piebase?};
????????????????_canvas.Children.Add(path);

????????????????prevAngle?=?angle;

????????????????var?line3?=?DrawLine(path);
????????????????if?(line3?!=?null)
????????????????????piebase.Line?=?line3;
????????????????var?textPathGeo?=?DrawText(path);
????????????????var?textpath?=?new?Path()?{?Fill?=?item.PieColor,?Data?=?textPathGeo?};
????????????????piebase.TextPath?=?textpath;

????????????????_canvas.Children.Add(textpath);
????????????????path.MouseMove?+=?Path_MouseMove1;
????????????????path.MouseLeave?+=?Path_MouseLeave;

????????????????if?(ItemsSource.Count()?==?1?&&?angle?==?360)
????????????????{
????????????????????_canvas.Children.Add(line3);
????????????????}
????????????????else
????????????????{
????????????????????var?outline1?=?new?Line()
????????????????????{
????????????????????????X1?=?centenrX,
????????????????????????Y1?=?centenrY,
????????????????????????X2?=?line1Segment.Point.X,
????????????????????????Y2?=?line1Segment.Point.Y,
????????????????????????Stroke?=?Brushes.White,
????????????????????????StrokeThickness?=?0.8,
????????????????????};
????????????????????var?outline2?=?new?Line()
????????????????????{
????????????????????????X1?=?centenrX,
????????????????????????Y1?=?centenrY,
????????????????????????X2?=?arcSegment.Point.X,
????????????????????????Y2?=?arcSegment.Point.Y,
????????????????????????Stroke?=?Brushes.White,
????????????????????????StrokeThickness?=?0.8,
????????????????????};
????????????????????_canvas.Children.Add(outline1);
????????????????????_canvas.Children.Add(outline2);
????????????????????_canvas.Children.Add(line3);
????????????????}

????????????}
????????}
????????private?void?Path_MouseLeave(object?sender,?MouseEventArgs?e)
????????{
????????????_popup.IsOpen?=?false;
????????????var?path?=?sender?as?Path;
????????????var?dt?=?path.DataContext?as?PieBase;

????????????TranslateTransform?ttf?=?new?TranslateTransform();
????????????ttf.X?=?0;
????????????ttf.Y?=?0;
????????????path.RenderTransform?=?ttf;
????????????dt.Line.RenderTransform?=?new?TranslateTransform()
????????????{
????????????????X?=?0,
????????????????Y?=?0,
????????????};

????????????dt.TextPath.RenderTransform?=?new?TranslateTransform()
????????????{
????????????????X?=?0,
????????????????Y?=?0,
????????????};

????????????path.Effect?=?new?DropShadowEffect()
????????????{
????????????????Color?=?(Color)ColorConverter.ConvertFromString("#FF949494"),
????????????????BlurRadius?=?20,
????????????????Opacity?=?0,
????????????????ShadowDepth?=?0
????????????};
????????????flg?=?false;
????????}

????????private?void?Path_MouseMove1(object?sender,?MouseEventArgs?e)
????????{
????????????Path?path?=?sender?as?Path;
????????????//動(dòng)畫
????????????if?(!flg)
????????????{

????????????????BegionOffsetAnimation(path);
????????????}
????????????ShowMousePopup(path,?e);


????????}

????????void?ShowMousePopup(Path?path,?MouseEventArgs?e)
????????{
????????????var?data?=?path.DataContext?as?PieBase;
????????????if?(!_popup.IsOpen)
????????????????_popup.IsOpen?=?true;

????????????var?mousePosition?=?e.GetPosition((UIElement)_canvas.Parent);

????????????_popup.HorizontalOffset?=?mousePosition.X?+?20;
????????????_popup.VerticalOffset?=?mousePosition.Y?+?20;

????????????Text?=?(data.Title?+?"?:?"?+?data.Percentage);//顯示鼠標(biāo)當(dāng)前坐標(biāo)點(diǎn)
????????????Fill?=?data.PieColor;
????????}

????????void?BegionOffsetAnimation(Path?path)
????????{
????????????NameScope.SetNameScope(this,?new?NameScope());
????????????var?pathDataContext?=?path.DataContext?as?PieBase;
????????????var?angle?=?pathDataContext.Angle;

????????????minPoint?=?new?Point(Math.Round(pathDataContext.StarPoint.X?+?pathDataContext.EndPoint.X)?/?2,?Math.Round(pathDataContext.StarPoint.Y?+?pathDataContext.EndPoint.Y)?/?2);


????????????var?v1?=?minPoint?-?new?Point(centenrX,?centenrY);

????????????var?v2?=?new?Point(2000,?0)?-?new?Point(0,?0);
????????????double?vAngle?=?0;
????????????if?(180?<?angle?&&?angle?<=?360?&&?pathDataContext.Percentage?/?ItemsSource.Select(p?=>?p.Percentage).Sum()?>=?0.5)
????????????{
????????????????vAngle?=?Math.Round(Vector.AngleBetween(v2,?-v1));
????????????}
????????????else
????????????{
????????????????vAngle?=?Math.Round(Vector.AngleBetween(v2,?v1));
????????????}


????????????offsetX?=?10?*?Math.Cos(vAngle?*?Math.PI?/?180);
????????????offsetY?=?10?*?Math.Sin(vAngle?*?Math.PI?/?180);

????????????var?line3?=?pathDataContext.Line;
????????????var?textPath?=?pathDataContext.TextPath;

????????????TranslateTransform?LineAnimatedTranslateTransform?=
????????????????new?TranslateTransform();
????????????this.RegisterName("LineAnimatedTranslateTransform",?LineAnimatedTranslateTransform);
????????????line3.RenderTransform?=?LineAnimatedTranslateTransform;


????????????TranslateTransform?animatedTranslateTransform?=
????????????????new?TranslateTransform();
????????????this.RegisterName("AnimatedTranslateTransform",?animatedTranslateTransform);
????????????path.RenderTransform?=?animatedTranslateTransform;

????????????TranslateTransform?TextAnimatedTranslateTransform?=
???????????????new?TranslateTransform();
????????????this.RegisterName("TextAnimatedTranslateTransform",?animatedTranslateTransform);
????????????textPath.RenderTransform?=?animatedTranslateTransform;


????????????DoubleAnimation?daX?=?new?DoubleAnimation();
????????????Storyboard.SetTargetProperty(daX,?new?PropertyPath(TranslateTransform.XProperty));
????????????daX.Duration?=?new?Duration(TimeSpan.FromSeconds(0.2));
????????????daX.From?=?0;
????????????daX.To?=?offsetX;


????????????DoubleAnimation?daY?=?new?DoubleAnimation();

????????????Storyboard.SetTargetName(daY,?nameof(animatedTranslateTransform));
????????????Storyboard.SetTargetProperty(daY,?new?PropertyPath(TranslateTransform.YProperty));
????????????daY.Duration?=?new?Duration(TimeSpan.FromSeconds(0.2));
????????????daY.From?=?0;
????????????daY.To?=?offsetY;

????????????path.Effect?=?new?DropShadowEffect()
????????????{
????????????????Color?=?(Color)ColorConverter.ConvertFromString("#2E2E2E"),
????????????????BlurRadius?=?33,
????????????????Opacity?=?0.6,
????????????????ShadowDepth?=?0
????????????};

????????????animatedTranslateTransform.BeginAnimation(TranslateTransform.XProperty,?daX);
????????????animatedTranslateTransform.BeginAnimation(TranslateTransform.YProperty,?daY);
????????????LineAnimatedTranslateTransform.BeginAnimation(TranslateTransform.XProperty,?daX);
????????????LineAnimatedTranslateTransform.BeginAnimation(TranslateTransform.YProperty,?daY);
????????????TextAnimatedTranslateTransform.BeginAnimation(TranslateTransform.XProperty,?daX);
????????????TextAnimatedTranslateTransform.BeginAnimation(TranslateTransform.YProperty,?daY);




????????????flg?=?true;
????????}
????????///?<summary>
????????///?畫指示線
????????///?</summary>
????????///?<param?name="path"></param>
????????///?<returns></returns>
????????Polyline?DrawLine(Path?path)
????????{
????????????NameScope.SetNameScope(this,?new?NameScope());
????????????var?pathDataContext?=?path.DataContext?as?PieBase;
????????????var?angle?=?pathDataContext.Angle;
????????????pathDataContext.Line?=?null;
????????????minPoint?=?new?Point(Math.Round(pathDataContext.StarPoint.X?+?pathDataContext.EndPoint.X)?/?2,?Math.Round(pathDataContext.StarPoint.Y?+?pathDataContext.EndPoint.Y)?/?2);

????????????Vector?v1;
????????????if?(angle?>?180?&&?angle?<?360)
????????????{
????????????????v1?=?new?Point(centenrX,?centenrY)?-?minPoint;
????????????}
????????????else?if?(angle?==?180?||?angle?==?360)
????????????{
????????????????if?(Math.Round(pathDataContext.StarPoint.X)?==?Math.Round(pathDataContext.EndPoint.X))
????????????????{
????????????????????v1?=?new?Point(radius?*?2,?radius)?-?new?Point(centenrX,?centenrY);

????????????????}
????????????????else
????????????????{
????????????????????if?(Math.Round(pathDataContext.StarPoint.X)?-?Math.Round(pathDataContext.EndPoint.X)?==?2?*?radius)
????????????????????{
????????????????????????v1?=?new?Point(radius,?2?*?radius)?-?new?Point(centenrX,?centenrY);
????????????????????}
????????????????????else
????????????????????{
????????????????????????v1?=?new?Point(radius,?0)?-?new?Point(centenrX,?centenrY);
????????????????????}
????????????????}
????????????}
????????????else
????????????{
????????????????v1?=?minPoint?-?new?Point(centenrX,?centenrY);
????????????}
????????????v1.Normalize();
????????????var?Vmin?=?v1?*?radius;
????????????var?RadiusToNodal?=?Vmin?+?new?Point(centenrX,?centenrY);
????????????var?v2?=?new?Point(2000,?0)?-?new?Point(0,?0);
????????????double?vAngle?=?0;
????????????vAngle?=?Math.Round(Vector.AngleBetween(v2,?v1));

????????????offsetX?=?10?*?Math.Cos(vAngle?*?Math.PI?/?180);
????????????offsetY?=?10?*?Math.Sin(vAngle?*?Math.PI?/?180);

????????????var?prolongPoint?=?new?Point(RadiusToNodal.X?+?offsetX?*?1,?RadiusToNodal.Y?+?offsetY?*?1);

????????????if?(RadiusToNodal.X?==?double.NaN?||?RadiusToNodal.Y?==?double.NaN?||?prolongPoint.X?==?double.NaN?||?prolongPoint.Y?==?double.NaN)
????????????????return?null;


????????????var?point1?=?RadiusToNodal;
????????????var?point2?=?prolongPoint;
????????????Point?point3;
????????????if?(prolongPoint.X?>=?radius)
????????????????point3?=?new?Point(prolongPoint.X?+?10,?prolongPoint.Y);
????????????else
????????????????point3?=?new?Point(prolongPoint.X?-?10,?prolongPoint.Y);
????????????PointCollection?polygonPoints?=?new?PointCollection();
????????????polygonPoints.Add(point1);
????????????polygonPoints.Add(point2);
????????????polygonPoints.Add(point3);
????????????var?line3?=?new?Polyline();
????????????line3.Points?=?polygonPoints;
????????????line3.Stroke?=?pathDataContext.PieColor;
????????????pathDataContext.PolylineEndPoint?=?point3;

????????????return?line3;
????????}

????????PathGeometry?DrawText(Path?path)
????????{
????????????NameScope.SetNameScope(this,?new?NameScope());
????????????var?pathDataContext?=?path.DataContext?as?PieBase;

????????????Typeface?typeface?=?new?Typeface
????????????????(new?FontFamily("Microsoft?YaHei"),
????????????????FontStyles.Normal,
????????????????FontWeights.Normal,?FontStretches.Normal);

????????????FormattedText?text?=?new?FormattedText(
????????????????pathDataContext.Title,
????????????????new?System.Globalization.CultureInfo("zh-cn"),
????????????????FlowDirection.LeftToRight,?typeface,?fontsize,?Brushes.RosyBrown
????????????????);

????????????var?textWidth?=?text.Width;

????????????Geometry?geo?=?null;
????????????if?(pathDataContext.PolylineEndPoint.X?>?radius)
????????????????geo?=?text.BuildGeometry(new?Point(pathDataContext.PolylineEndPoint.X?+?4,?pathDataContext.PolylineEndPoint.Y?-?fontsize?/?1.8));
????????????else
????????????????geo?=?text.BuildGeometry(new?Point(pathDataContext.PolylineEndPoint.X?-?textWidth?-?4,?pathDataContext.PolylineEndPoint.Y?-?fontsize?/?1.8));
????????????PathGeometry?pathGeometry?=?geo.GetFlattenedPathGeometry();
????????????return?pathGeometry;

????????}
????}
}

2)SectorChart.xaml 代碼如下；

<ResourceDictionary?xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
????????????????????xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
????????????????????xmlns:controls="clr-namespace:WPFDevelopers.Charts.Controls">
????<Style?TargetType="{x:Type?controls:SectorChart}">
????????<Setter?Property="Width"?Value="300"/>
????????<Setter?Property="Height"?Value="300"/>
????????<Setter?Property="Template">
????????????<Setter.Value>
????????????????<ControlTemplate?TargetType="{x:Type?controls:SectorChart}">
????????????????????<Grid>
????????????????????????<Popup?x:Name="PART_Popup"?
???????????????????????????????IsOpen="False"
???????????????????????????????Placement="Relative"?
???????????????????????????????AllowsTransparency="True">
????????????????????????????<Border?Background="White"?
????????????????????????????????????CornerRadius="5"?
????????????????????????????????????Padding="14"
????????????????????????????????????BorderThickness="0"
????????????????????????????????????BorderBrush="Transparent">
????????????????????????????????<StackPanel?>
????????????????????????????????????<Ellipse?Width="20"?Height="20"
?????????????????????????????????????????????Fill="{TemplateBinding?Fill}"/>
????????????????????????????????????<TextBlock?Background="White"?
???????????????????????????????????????????????Padding="9,4,9,4"?TextWrapping="Wrap"?
???????????????????????????????????????????????Text="{TemplateBinding?Text}"/>
????????????????????????????????</StackPanel>
????????????????????????????</Border>
????????????????????????</Popup>

????????????????????????<Canvas?x:Name="PART_Canvas"??HorizontalAlignment="{TemplateBinding?HorizontalContentAlignment}"
????????????????????????????????Width="{TemplateBinding?ActualWidth}"
????????????????????????????????Height="{TemplateBinding?ActualHeight}">
????????????????????????</Canvas>
????????????????????</Grid>
????????????????</ControlTemplate>
????????????</Setter.Value>
????????</Setter>
????</Style>
</ResourceDictionary>

3） MainWindow.xaml使用如下；

?xmlns:wsCharts="https://github.com/WPFDevelopersOrg.WPFDevelopers.Charts"

<wsCharts:SectorChart??ItemsSource="{Binding?ItemsSource,RelativeSource={RelativeSource?AncestorType=local:MainWindow}}"
??????????????????????????????????Margin="30"?/>

4） MainWindow.xaml.cs代碼如下；

using?System.Collections.ObjectModel;
using?System.Windows;
using?System.Windows.Media;
using?WPFDevelopers.Charts.Models;

namespace?WPFDevelopers.Charts.Samples
{
????///?<summary>
????///?MainWindow.xaml?的交互邏輯
????///?</summary>
????public?partial?class?MainWindow?
????{
????????public?ObservableCollection<PieSerise>?ItemsSource
????????{
????????????get?{?return?(ObservableCollection<PieSerise>)GetValue(ItemsSourceProperty);?}
????????????set?{?SetValue(ItemsSourceProperty,?value);?}
????????}

????????public?static?readonly?DependencyProperty?ItemsSourceProperty?=
????????????DependencyProperty.Register("ItemsSource",?typeof(ObservableCollection<PieSerise>),?typeof(MainWindow),?new?PropertyMetadata(null));

????????public?MainWindow()
????????{
????????????InitializeComponent();
????????????Loaded?+=?MainWindow_Loaded;
????????}

????????private?void?MainWindow_Loaded(object?sender,?RoutedEventArgs?e)
????????{
????????????ItemsSource?=?new?ObservableCollection<PieSerise>();
????????????var?collection1?=?new?ObservableCollection<PieSerise>();
????????????collection1.Add(new?PieSerise
????????????{
????????????????Title?=?"2012",
????????????????Percentage?=?30,
????????????????PieColor?=?new?SolidColorBrush((Color)ColorConverter.ConvertFromString("#5B9BD5")),
????????????});
????????????collection1.Add(
????????????????new?PieSerise
????????????????{
????????????????????Title?=?"2013",
????????????????????Percentage?=?140,
????????????????????PieColor?=?new?SolidColorBrush((Color)ColorConverter.ConvertFromString("#4472C4")),
????????????????});

????????????collection1.Add(new?PieSerise
????????????{
????????????????Title?=?"2014",
????????????????Percentage?=?49,
????????????????PieColor?=?new?SolidColorBrush((Color)ColorConverter.ConvertFromString("#007fff")),
????????????});

????????????collection1.Add(new?PieSerise
????????????{
????????????????Title?=?"2015",
????????????????Percentage?=?50,
????????????????PieColor?=?new?SolidColorBrush((Color)ColorConverter.ConvertFromString("#ED7D31")),
????????????});
????????????collection1.Add(new?PieSerise
????????????{
????????????????Title?=?"2016",
????????????????Percentage?=?30,
????????????????PieColor?=?new?SolidColorBrush((Color)ColorConverter.ConvertFromString("#FFC000")),
????????????});

????????????collection1.Add(new?PieSerise
????????????{
????????????????Title?=?"2017",
????????????????Percentage?=?30,
????????????????PieColor?=?new?SolidColorBrush((Color)ColorConverter.ConvertFromString("#ff033e")),
????????????});
????????????ItemsSource?=?collection1;
????????}
????}
}

以上就是WPF實(shí)現(xiàn)繪制扇形統(tǒng)計(jì)圖的示例代碼的詳細(xì)內(nèi)容，更多關(guān)于WPF扇形統(tǒng)計(jì)圖的資料請(qǐng)關(guān)注腳本之家其它相關(guān)文章！

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