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V25.1
  • CustomArcScaleLayerPresentation Class

    Contains presentation settings that specify the scale layer appearance.

    Namespace: DevExpress.Xpf.Gauges

    Assembly: DevExpress.Xpf.Gauges.v25.1.dll

    NuGet Package: DevExpress.Wpf.Gauges

    Declaration

    public class CustomArcScaleLayerPresentation :
        ArcScaleLayerPresentation

    Example

    This example demonstrates how to define a custom scale layer presentation.

    <Window
            xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
            xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
            xmlns:local="clr-namespace:GaugesDemoApp"
            xmlns:dxga="http://schemas.devexpress.com/winfx/2008/xaml/gauges" 
            x:Class="GaugesDemoApp.MainWindow"
            Title="MainWindow" Height="300" Width="300">
        <Grid>
            <dxga:CircularGaugeControl>
                <dxga:CircularGaugeControl.Scales>
                    <dxga:ArcScale ShowMinorTickmarks="False">
                        <dxga:ArcScale.Needles>
                            <dxga:ArcScaleNeedle/>
                        </dxga:ArcScale.Needles>
                        <dxga:ArcScale.MajorTickmarkOptions>
                            <dxga:MajorTickmarkOptions Offset="1" FactorLength="2" FactorThickness="2"/>
                        </dxga:ArcScale.MajorTickmarkOptions>
                        <dxga:ArcScale.TickmarksPresentation>
                            <dxga:DefaultTickmarksPresentation MajorTickBrush="White"/>
                        </dxga:ArcScale.TickmarksPresentation>
                        <dxga:ArcScale.Layers>
                            <dxga:ArcScaleLayer>
                                <dxga:ArcScaleLayer.Presentation>
                                    <dxga:CustomArcScaleLayerPresentation>
                                        <dxga:CustomArcScaleLayerPresentation.ScaleLayerTemplate>
                                            <ControlTemplate>
                                                <Grid RenderTransformOrigin="0.5, 0.5">
                                                    <Ellipse Fill="Gray"/>
                                                    <Ellipse Fill="White" Margin="18"/>
                                                </Grid>
                                            </ControlTemplate>
                                        </dxga:CustomArcScaleLayerPresentation.ScaleLayerTemplate>
                                    </dxga:CustomArcScaleLayerPresentation>
                                </dxga:ArcScaleLayer.Presentation>
                            </dxga:ArcScaleLayer>
                        </dxga:ArcScale.Layers>
                    </dxga:ArcScale>
                </dxga:CircularGaugeControl.Scales>
            </dxga:CircularGaugeControl>
        </Grid>
    </Window> 
    

    The image below illustrates the result.

    See Also