C1Chart 改怎么调整不显示小数

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本帖最后由 medicside 于 2021-5-12 09:42 编辑

C1Chart  配置如下，绑定DataTable 数据源
数值会有精度，如28会显示出27.99999，改怎么调整不显示小数

<c1:C1Chart x:Name="chartPaper" Width="1735">
                     <c1:C1Chart.Data>
                        <c1:ChartData>
                              <c1:XYDataSeries Name="series_paper" />
                        </c1:ChartData>
                     </c1:C1Chart.Data>
                     <c1:C1Chart.View>
                        <c1:ChartView>
                              <c1:ChartView.Layers>
                                 <c1:ChartPanel>
                                    <c1:ChartPanelObject
                                          x:Name="objm2"
                                          Width="90"
                                          Height="50"
                                          HorizontalAlignment="Center"
                                          VerticalAlignment="Top"
                                          Action="MouseMove"
                                          Attach="DataX"
                                          DataPoint="-1,-1">
                                          <c1:ChartPanelObject.RenderTransform>
                                             <TranslateTransform Y="-50" />
                                          </c1:ChartPanelObject.RenderTransform>
                                          <Grid DataContext="{Binding RelativeSource={x:Static RelativeSource.Self}, Path=Parent}" Opacity="0.8">
                                             <Path
                                                Data="M0.5,0.5 L23,0.5 23,23 11.61165,29.286408 0.5,23 z"
                                                Fill="#FFF1F1F1"
                                                Stretch="Fill"
                                                Stroke="DarkGray"
                                                StrokeThickness="1" />
                                             <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
                                                <TextBlock
                                                      x:Name="labelm2"
                                                      Margin="2"
                                                      FontWeight="Bold"
                                                      Text="{Binding DataPoint.Y}" />
                                             </StackPanel>
                                          </Grid>
                                    </c1:ChartPanelObject>
                                 </c1:ChartPanel>
                              </c1:ChartView.Layers>
                        </c1:ChartView>
                     </c1:C1Chart.View>
                  </c1:C1Chart>