SfCircularChart DoughnutSeries with pointRadiusMapper

[aike1202]

Bug description

when i use SfCircularChart with DoughnutSeries and set pointRadiusMapper it appear like this

I was looking forward to this

Steps to reproduce

SfCircularChart
DoughnutSeries
pointRadiusMapper

Code sample

Code sample

  final List<ChartData> chartData = [
    ChartData('David', 20, Color.fromRGBO(182, 177, 238, 1.0), "20%"),
    ChartData('Steve', 5, Color.fromRGBO(147, 0, 119, 1), "5%"),
    ChartData('Jack', 45, Color.fromRGBO(228, 0, 124, 1), "45%"),
    ChartData('Others', 30, Color.fromRGBO(255, 189, 57, 1), "30%"),
  ];

class ChartData {
  ChartData(this.x, this.y, this.color, this.size);

  final String x;
  final double y;
  final Color color;
  final String size;
}
SfCircularChart(series: <CircularSeries>[
                      // Renders doughnut chart
                      DoughnutSeries<ChartData, String>(
                        dataSource: chartData,
                        pointColorMapper: (ChartData data, _) => data.color,
                        xValueMapper: (ChartData data, _) => data.x,
                        yValueMapper: (ChartData data, _) => data.y,
                        pointRadiusMapper: (ChartData data, _) => data.size,
                        dataLabelSettings: const DataLabelSettings(
                            alignment: ChartAlignment.center,
                            isVisible: true,
                            connectorLineSettings: ConnectorLineSettings(
                              type: ConnectorType.line,
                              length: '15%',
                              width: 2,
                              color: Colors.white,
                            ),
                            labelPosition: ChartDataLabelPosition.outside,
                            textStyle: TextStyle(color: Colors.white)),
                      )
                    ])

Screenshots or Video

Screenshots / Video demonstration

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Stack Traces

Stack Traces

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On which target platforms have you observed this bug?

Web, Windows

Flutter Doctor output

Doctor output

Flutter assets will be downloaded from https://storage.flutter-io.cn. Make sure you trust this source!
[√] Flutter (Channel stable, 3.24.4, on Microsoft Windows [版本 10.0.22631.4460], locale zh-CN)
    • Flutter version 3.24.4 on channel stable at D:\tools\flutter
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision 603104015d (5 weeks ago), 2024-10-24 08:01:25 -0700
    • Engine revision db49896cf2
    • Dart version 3.5.4
    • DevTools version 2.37.3
    • Pub download mirror https://pub.flutter-io.cn
    • Flutter download mirror https://storage.flutter-io.cn

[√] Windows Version (Installed version of Windows is version 10 or higher)

[X] Android toolchain - develop for Android devices
    X Unable to locate Android SDK.
      Install Android Studio from: https://developer.android.com/studio/index.html
      On first launch it will assist you in installing the Android SDK components.
      (or visit https://flutter.dev/to/windows-android-setup for detailed instructions).
      If the Android SDK has been installed to a custom location, please use
      `flutter config --android-sdk` to update to that location.


[√] Chrome - develop for the web
    • Chrome at C:\Program Files\Google\Chrome\Application\chrome.exe

[√] Visual Studio - develop Windows apps (Visual Studio Community 2022 17.11.5)
    • Visual Studio at D:\Program Files\Microsoft Visual Studio\2022\Community
    • Visual Studio Community 2022 version 17.11.35327.3
    • Windows 10 SDK version 10.0.22621.0

[√] Android Studio (version 2024.1)
    • Android Studio at D:\Program Files\Android\Android Studio
    • Flutter plugin can be installed from:
       https://plugins.jetbrains.com/plugin/9212-flutter
    • Dart plugin can be installed from:
       https://plugins.jetbrains.com/plugin/6351-dart
    • Java version OpenJDK Runtime Environment (build 17.0.11+0--11852314)

[√] IntelliJ IDEA Ultimate Edition (version 2024.1)
    • IntelliJ at C:\Program Files\JetBrains\IntelliJ IDEA 2024.1.7
    • Flutter plugin can be installed from:
       https://plugins.jetbrains.com/plugin/9212-flutter
    • Dart plugin can be installed from:
       https://plugins.jetbrains.com/plugin/6351-dart

[√] Connected device (3 available)
    • Windows (desktop) • windows • windows-x64    • Microsoft Windows [版本 10.0.22631.4460]
    • Chrome (web)      • chrome  • web-javascript • Google Chrome 131.0.6778.86
    • Edge (web)        • edge    • web-javascript • Microsoft Edge 131.0.2903.63

[√] Network resources
    • All expected network resources are available.

! Doctor found issues in 1 category.