我正在编写一个Windows Phone 应用程序 (WinRT 8.1)。
我从 WinRT XAML Toolkit添加了一个饼图，其中包含6 个项目。默认的饼图只有 3 种颜色。因此，我在其中添加了6 个 ResourceDictionaries。这个 PieChart 的索引是 6 种颜色，但 PieChart 仍然以 3 种颜色显示。
截图： 上传的截图
XAML：
<Charting:Chart Name="Question">
<Charting:Chart.Palette>
<Charting:ResourceDictionaryCollection>
<!-- Lemon Green -->
<ResourceDictionary>
<SolidColorBrush
x:Key="Background"
Color="#FFA5C127" />
<Style
x:Key="DataPointStyle"
TargetType="Control">
<Setter
Property="Background"
Value="{StaticResource Background}" />
</Style>
<Style
x:Key="DataShapeStyle"
TargetType="Shape">
<Setter
Property="Stroke"
Value="{StaticResource Background}" />
<Setter
Property="StrokeThickness"
Value="2" />
<Setter
Property="StrokeMiterLimit"
Value="1" />
<Setter
Property="Fill"
Value="{StaticResource Background}" />
</Style>
</ResourceDictionary>
<!-- Blue -->
<ResourceDictionary>
<SolidColorBrush
x:Key="Background"
Color="#FF0E749B" />
<Style
x:Key="DataPointStyle"
TargetType="Control">
<Setter
Property="Background"
Value="{StaticResource Background}" />
</Style>
<Style
x:Key="DataShapeStyle"
TargetType="Shape">
<Setter
Property="Stroke"
Value="{StaticResource Background}" />
<Setter
Property="StrokeThickness"
Value="2" />
<Setter
Property="StrokeMiterLimit"
Value="1" />
<Setter
Property="Fill"
Value="{StaticResource Background}" />
</Style>
</ResourceDictionary>
<!-- Red -->
<ResourceDictionary>
<SolidColorBrush
x:Key="Background"
Color="#FFA60606" />
<Style
x:Key="DataPointStyle"
TargetType="Control">
<Setter
Property="Background"
Value="{StaticResource Background}" />
</Style>
<Style
x:Key="DataShapeStyle"
TargetType="Shape">
<Setter
Property="Stroke"
Value="{StaticResource Background}" />
<Setter
Property="StrokeThickness"
Value="2" />
<Setter
Property="StrokeMiterLimit"
Value="1" />
<Setter
Property="Fill"
Value="{StaticResource Background}" />
</Style>
</ResourceDictionary>
<!-- Green -->
<ResourceDictionary>
<SolidColorBrush
x:Key="Background"
Color="#FF54BD0B" />
<Style
x:Key="DataPointStyle"
TargetType="Control">
<Setter
Property="Background"
Value="{StaticResource Background}" />
</Style>
<Style
x:Key="DataShapeStyle"
TargetType="Shape">
<Setter
Property="Stroke"
Value="{StaticResource Background}" />
<Setter
Property="StrokeThickness"
Value="2" />
<Setter
Property="StrokeMiterLimit"
Value="1" />
<Setter
Property="Fill"
Value="{StaticResource Background}" />
</Style>
</ResourceDictionary>
<!-- Sky Blue -->
<ResourceDictionary>
<SolidColorBrush
x:Key="Background"
Color="#FF08A4DE" />
<Style
x:Key="DataPointStyle"
TargetType="Control">
<Setter
Property="Background"
Value="{StaticResource Background}" />
</Style>
<Style
x:Key="DataShapeStyle"
TargetType="Shape">
<Setter
Property="Stroke"
Value="{StaticResource Background}" />
<Setter
Property="StrokeThickness"
Value="2" />
<Setter
Property="StrokeMiterLimit"
Value="1" />
<Setter
Property="Fill"
Value="{StaticResource Background}" />
</Style>
</ResourceDictionary>
<!-- Dark Brown -->
<ResourceDictionary>
<SolidColorBrush
x:Key="Background"
Color="#FF3A0401" />
<Style
x:Key="DataPointStyle"
TargetType="Control">
<Setter
Property="Background"
Value="{StaticResource Background}" />
</Style>
<Style
x:Key="DataShapeStyle"
TargetType="Shape">
<Setter
Property="Stroke"
Value="{StaticResource Background}" />
<Setter
Property="StrokeThickness"
Value="2" />
<Setter
Property="StrokeMiterLimit"
Value="1" />
<Setter
Property="Fill"
Value="{StaticResource Background}" />
</Style>
</ResourceDictionary>
</Charting:ResourceDictionaryCollection>
</Charting:Chart.Palette>
<Charting:PieSeries
IndependentValuePath="Item1"
DependentValuePath="Item2"
IsSelectionEnabled="False"/>
</Charting:Chart>
C＃：
List<Tuple<string, int>> QuestionList = new List<Tuple<string, int>>()
{
new Tuple<string, int>(Str1, v1),
new Tuple<string, int>(Str2, v2)
};
Question.Title = "Pie Chart";
(Question.Series[0] as PieSeries).ItemsSource = QuestionList;