static void Main(string[] args)
{
// these are the same distance... 72 points = 1 inch
MyDistanceClass distPoint = new MyDistanceClass(72, TheUnit.Points);
MyDistanceClass distInch = new MyDistanceClass(1, TheUnit.Inch);
Debug.Assert(distPoint.Equals(distInch), "these should be true!");
Debug.Assert(distPoint.GetHashCode() != distInch.GetHashCode(), "But yet they are fundimentally different values");
Dictionary <object, object> dict = new Dictionary <object, object>();
dict.Add(new KeyValuePair <MyDistanceClass, object>(distPoint, 1), 1);
//this should not barf
dict.Add(new KeyValuePair <MyDistanceClass, object>(distInch, 1), 1);
return;
}
/// <summary>
/// Figure out if we are equal distance, converting into the same units of measurement if we have to
/// </summary>
/// <param name="obj">the other guy</param>
/// <returns>true if we are the same distance</returns>
public override bool Equals(object obj)
{
MyDistanceClass other = obj as MyDistanceClass;
if (other == null)
{
return(false);
}
if (other.units != this.units)
{
int newDistance = MyDistanceClass.ConvertDistance(other.distance, other.units, this.units);
return(distance.Equals(newDistance));
}
else
{
return(distance.Equals(other.distance));
}
}
