using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Text; using System.Threading.Tasks; using GeoSigma.SigmaDrawerStyle.Converter; namespace SigmaDrawerElement.Converter { public class ProportionUnitConverter : BaseDropDownConverter { private static readonly StandardValuesCollection Values = new StandardValuesCollection(new object[] { " ", "公里", "千米", "米", "km", "m", " (公里)"," (千米)"," (米)", " (km)", " (m)", }); public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { return Values; } } }