引用的dll: LiveCharts.Wpf.dll   LiveCharts.dll  

下载地址 ：https://download.csdn.net/download/m0_37137902/12560883

界面代码：

    xmlns:lvc="clr-namespace:LiveCharts.Wpf;assembly=LiveCharts.Wpf"

 <Grid Grid.Column="3" Margin="10,10,10,10">
                    <Border CornerRadius="20" Margin="0" BorderThickness="0"  BorderBrush="Red" Opacity="1">
                        <Border.Effect>
                            <DropShadowEffect ShadowDepth="2" Color="#E0FFFF" Direction="90" BlurRadius="20"/>
                        </Border.Effect>
                        <Border Background="White"  Opacity="10" CornerRadius="10,10,10,10"/>
                    </Border>
                    <Grid >
                        <Grid.RowDefinitions >
                            <RowDefinition Height="52"></RowDefinition>
                            <RowDefinition></RowDefinition>
                        </Grid.RowDefinitions>

                        <Grid Grid.Row="0">
                            <TextBlock x:Name="txt_sex" Text="2019年男女录取人数"
                               Foreground="Black"
                               VerticalAlignment="Center"
                               HorizontalAlignment="Left"
                               Margin="20,0,0,0"
                               FontSize="16"
                               />
                        </Grid>
                        <Grid Grid.Row="1">
                            <lvc:PieChart x:Name="PieChart_Sex" Margin="30"  LegendLocation="Bottom"  DataClick="Chart_OnDataClick" Hoverable="False" DataTooltip="{x:Null}">
                                <!--<lvc:PieChart.Series>
                                    <lvc:PieSeries Title="Maria" Values="3" DataLabels="True"
                               LabelPoint="{Binding PointLabel}"/>
                                    <lvc:PieSeries Title="Charles" Values="40" DataLabels="True" 
                               LabelPoint="{Binding PointLabel}"/>
                                    <lvc:PieSeries Title="Frida" Values="6" DataLabels="True" 
                               LabelPoint="{Binding PointLabel}"/>
                                    <lvc:PieSeries Title="Frederic" Values="2" DataLabels="True" 
                               LabelPoint="{Binding PointLabel}"/>
                                </lvc:PieChart.Series>-->
                            </lvc:PieChart>
                        </Grid>
                        <Line X1="0" Y1="50" X2="800" Y2="50"  StrokeEndLineCap="Round"   StrokeThickness="1">
                            <Line.Stroke>
                                <LinearGradientBrush EndPoint="0,0.5" StartPoint="0,0">
                                    <GradientStop x:Name="line_sex" Color="Gray"/>
                                    <GradientStop Offset="100"/>
                                </LinearGradientBrush>
                            </Line.Stroke>
                        </Line>
                    </Grid>
                </Grid>

后台赋值代码：

private void SexChart()
        {
            try
            {
                List<string> listNationAll = dt.AsEnumerable().Select(d => d.Field<string>("XBMC").Trim()).ToList();

                int m_boy = listNationAll.Count(x => x.Trim().Equals("男"));

                int m_gril = listNationAll.Count(x => x.Trim().Equals("女"));

                PieChart_Sex.Series.Clear();

                PieSeries pieSeries = new PieSeries
                {
                    Values = new ChartValues<int> { m_boy },
                    Title = "男",
                    DataLabels = true,
                    LabelPoint = PointLabel

                };
                PieChart_Sex.Series.Add(pieSeries);

                PieSeries pieSeries_gril = new PieSeries
                {
                    Values = new ChartValues<int> { m_gril },
                    Title = "女",
                    DataLabels = true,
                    LabelPoint = PointLabel
                };
                PieChart_Sex.Series.Add(pieSeries_gril);
            }
            catch (Exception ex)
            {
                AppLog.Write(ex.ToString(), LogMessageType.Error);
            }
        }