/// <summary>
/// We define the various unit strings (long and short), as well as the default (internal) units
/// for each unit type in a resource-based XML file (FactoryUnits.xml).
/// This method loads the above lists from that file, for use in the methods that follow.
/// </summary>
static void InitializeUnitsData()
{
const string FactoryUnitsXmlResource = "DbxUtils.Units.FactoryUnits.xml";
sUnitsTypeData = new Dictionary <UnitsType, UnitsTypeData>();
Assembly thisAssembly = Assembly.GetExecutingAssembly();
using (Stream unitsDataStream = thisAssembly.GetManifestResourceStream(FactoryUnitsXmlResource))
{
XPathDocument unitsDoc = new XPathDocument(unitsDataStream);
XPathNavigator nav = unitsDoc.CreateNavigator();
// grab data for each known unit type (i.e., UnitsType enum values)
foreach (UnitsType unitType in Enum.GetValues(typeof(UnitsType)))
{
// Skip Unknown
if (unitType == UnitsType.Unknown)
{
continue;
}
string unitTypeName = Enum.GetName(typeof(UnitsType), unitType);
Type unitTypeEnum = thisAssembly.GetType("Autodesk.Factory.Core.Utilities." + unitTypeName + "Unit");
var subNav = nav.SelectSingleNode("/FactoryUnits/UnitGroup[@type='" + unitTypeName + "']");
var unitsTypeData = new UnitsTypeData(unitType);
string internalUnit = (string)subNav.Evaluate("string(@default)");
object internalUnitValue = Enum.Parse(unitTypeEnum, internalUnit);
unitsTypeData.InternalUnits = (int)internalUnitValue;
// "default" attribute identifies internal unit for the group
// "Unit" children provide type/display string mappings
var unitGroupItems = subNav.Select("Unit");
while (unitGroupItems.MoveNext())
{
var unitNode = unitGroupItems.Current;
// "type" attribute identifies the particular xxxUnit enum value (as a string)
// "res" attribute identifies the resource string
string resId = (string)unitNode.Evaluate("string(@res)");
string shortResId = (string)unitNode.Evaluate("string(@shortRes)");
string typeName = (string)unitNode.Evaluate("string(@type)");
string displayString = Resources.ResourceManager.GetString(resId);
string shortDisplayString = String.IsNullOrEmpty(shortResId) ? String.Empty : Resources.ResourceManager.GetString(shortResId);
object typeValue = Enum.Parse(unitTypeEnum, typeName);
unitsTypeData.UnitsData.Add(new UnitsData()
{
Value = (int)typeValue, DisplayString = displayString, ShortDisplayString = shortDisplayString
});
}
sUnitsTypeData[unitType] = unitsTypeData;
}
}
}
/// <summary>
/// Get the internal units string for the provided units type
/// </summary>
/// <param name="unitType"></param>
/// <returns></returns>
public static string GetInternalUnits(UnitsType unitType)
{
try
{
UnitsTypeData unitsData = GetUnitsData()[unitType];
int internalUnitsValue = unitsData.InternalUnits;
return(unitsData.UnitsData.Single(data => data.Value == internalUnitsValue).DisplayString);
}
catch (InvalidOperationException)
{
throw new ArgumentOutOfRangeException("unitType");
}
}
