ArcScaleLayerCollection Class

A collection that stores the layers of a particular arc scale.

Namespace: DevExpress.UI.Xaml.Gauges

Assembly: DevExpress.UI.Xaml.Gauges.v21.2.dll

NuGet Package: DevExpress.Uwp.Controls

Declaration

C#
VB.NET

public class ArcScaleLayerCollection :
    LayerCollection<ArcScaleLayer>

Public Class ArcScaleLayerCollection
    Inherits LayerCollection(Of ArcScaleLayer)

The following members return ArcScaleLayerCollection objects:

Remarks

Each arc scale can hold a collection of layers returned by the ArcScale.Layers property and represented by the ArcScaleLayerCollection class. Each collection item is an instance of the ArcScaleLayer class and can be accessed via the Item[] property of an ArcScaleLayerCollection object.

For more information on layers, refer to the Layers (Circular Scale) document.

Example

The following example demonstrates how to create a Circular Gauge with two needles, three ranges, one marker and one range bar.

XAML

<Page
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:CircularGaugeLesson"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:Gauges="using:DevExpress.UI.Xaml.Gauges"
    x:Class="CircularGaugeLesson.MainPage"
    mc:Ignorable="d">

    <Grid Background="{StaticResource ApplicationPageBackgroundThemeBrush}">

        <Gauges:CircularGauge>
            <Gauges:ArcScale StartValue="0" EndValue="12"
                             StartAngle="-90" EndAngle="270"
                             MajorIntervalCount="12" MinorIntervalCount="5">
                <Gauges:ArcScale.Ranges>
                    <Gauges:ArcScaleRange StartValue="0" EndValue="4"/>
                    <Gauges:ArcScaleRange EndValue="8" StartValue="4"/>
                    <Gauges:ArcScaleRange EndValue="12" StartValue="8"/>
                </Gauges:ArcScale.Ranges>
                <Gauges:ArcScale.RangeBars>
                    <Gauges:ArcScaleRangeBar AnchorValue="7" Value="3"/>
                </Gauges:ArcScale.RangeBars>
                <Gauges:ArcScale.Markers>
                    <Gauges:ArcScaleMarker Value="7"/>
                </Gauges:ArcScale.Markers>
                <Gauges:ArcScale.Needles>
                    <Gauges:ArcScaleNeedle Value="3"/>
                    <Gauges:ArcScaleNeedle Value="12"/>
                </Gauges:ArcScale.Needles>
                <Gauges:ArcScale.LabelOptions>
                    <Gauges:ArcScaleLabelOptions ShowFirst="False"/>
                </Gauges:ArcScale.LabelOptions>
            </Gauges:ArcScale>
        </Gauges:CircularGauge>

    </Grid>
</Page>