public void Add(ISoilPart part, int proportion)
{
if (proportion < 0)
{
throw new ArgumentOutOfRangeException("proportion", proportion, "Can not add negative proportion of soil part.");
}
if (proportion == 0)
{
return;
}
if (dict.ContainsKey(part))
{
dict[part] += proportion;
}
else
{
dict.Add(part, proportion);
}
if (!inEditing)
{
ReduceProportions();
}
}
public void Remove(ISoilPart part, int proportion)
{
if (proportion < 0)
{
throw new ArgumentOutOfRangeException("proportion", proportion, "Can not remove negative proportion of soil part.");
}
if (proportion == 0)
{
return;
}
if (dict.ContainsKey(part))
{
dict[part] -= proportion;
if (dict[part] <= 0)
{
dict.Remove(part);
}
}
if (!inEditing)
{
ReduceProportions();
}
}
public void Set(ISoilPart part, int proportion)
{
if (proportion < 0)
{
throw new ArgumentOutOfRangeException("proportion", proportion, "Can not set negative proportion of soil part.");
}
if (proportion == 0)
{
dict.Remove(part);
}
else
{
dict[part] = proportion;
}
if (!inEditing)
{
ReduceProportions();
}
}
public int PartsOf(ISoilPart part)
{
return(dict.GetValueOrDefault(part));
}
public int this[ISoilPart part] {
get { return(PartsOf(part)); }
}
