/// <summary>
/// Gets all the "Display Units" for the "Unit Format Type" selected.
/// Unit Format types are: Distance, Location, Angular, etc.
/// Each Format type has "DisplayUnitFormats". Distance has meters, foot, etc.
/// </summary>
public async void UpdateDisplayUnits()
{
List <DisplayUnitFormatItem> items = new List <DisplayUnitFormatItem>(); //DisplayUnitFormatItem is custom type for this sample.
if (SelectedUnit == null)
{
return;
}
await QueuedTask.Run(() => {
//Getting the UnitFormatType object from the selected item in the combo box.
UnitFormatType UnitFormatTypeValue = (UnitFormatType)Enum.Parse(typeof(UnitFormatType), SelectedUnit, true);
//Get the list of DisplayUnitFormats in the current project for the given ArcGIS.Desktop.Core.UnitFormats.UnitFormatType
var unitFormats = DisplayUnitFormats.Instance.GetProjectUnitFormats(UnitFormatTypeValue);
//Gets the default DisplayUnitFormat in the current project for the given ArcGIS.Desktop.Core.UnitFormats.UnitFormatType.
var defaultUnitFormat = DisplayUnitFormats.Instance.GetDefaultProjectUnitFormat(UnitFormatTypeValue);
foreach (var unitFormat in unitFormats)
{
//is the unit format the default for this type?
bool IsUnitFormatDefault = defaultUnitFormat.UnitCode == unitFormat.UnitCode ? true : false;
items.Add(new DisplayUnitFormatItem(UnitFormatTypeValue, unitFormat, IsUnitFormatDefault));
}
});
if (items == null)
{
return;
}
DisplayUnitFormatItems.Clear();
foreach (var item in items)
{
DisplayUnitFormatItems.Add(item);
}
}
private UnitFormatType _unitFormatType; //Distance, Location, Angular....
public DisplayUnitFormatItem(UnitFormatType unitFormatType, DisplayUnitFormat displayUnitFormat, bool isDefaultUnitFormat)
{
_displayUnitFormat = displayUnitFormat;
_unitFormatType = unitFormatType;
_name = displayUnitFormat.DisplayName;
_code = displayUnitFormat.MeasurementUnit.ToString();
_unitCode = displayUnitFormat.UnitCode.ToString();
_plural = displayUnitFormat.DisplayNamePlural;
_abbreviation = displayUnitFormat.Abbreviation;
_format = displayUnitFormat.FormatValue(12345.12);
_isDefaultFormat = isDefaultUnitFormat;
_nameAbbreviation = $"{_name} ({_abbreviation})";
_projectDefault = _isDefaultFormat ? "Project Default" : string.Empty;
}
