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DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

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Arc Scale

An Arc Scale is the main visual element of a Circular Gauge, because it contains all other elements (e.g. Needle, Marker, Custom Labels, etc.).

A Circular Gauge can contain either a single or multiple Arc Scales. If there is more than one scale in a gauge, then they can be arranged either one into another…

Circular Gauge_Scale

… or side-by-side.

Circular Gauge_Two scale

For more information on an Arc Scale, refer to the Scales document.

The table below lists the main properties affecting element behavior and appearance.

Characteristics Members
Basic Scale.StartValue,Scale.EndValue,ArcScale.StartAngle,ArcScale.EndAngle,Scale.MajorIntervalCount,Scale.MinorIntervalCount
Layout Width,Height,ArcScale.LayoutMode
Elements ArcScale.Needles, ArcScale.Markers, ArcScale.RangeBars, ArcScale.Ranges, Scale.CustomLabels, ArcScale.Layers
Behaviour Scale.ShowLine, Scale.ShowLabels, ArcScale.ShowSpindleCap, Scale.ShowMajorTickmarks, Scale.ShowMinorTickmarks
Appearance CircularGaugeControl.Model, ArcScale.LinePresentation, Scale.LabelPresentation, ArcScale.SpindleCapPresentation, Scale.TickmarksPresentation
Options ArcScale.LabelOptions, Scale.LineOptions, ArcScale.SpindleCapOptions, Scale.MajorTickmarkOptions, Scale.MinorTickmarkOptions