static public ArrayList NumberOfStarsOfType(ArrayList exoplanets, string type)
{
ArrayList stars = new ArrayList();
foreach (Exoplanet exoplanet in exoplanets)
{
if (exoplanet.IsType(type))
{
if (exoplanet.Star.Name != null)
{
bool addStar = true;
for (int index = 0; index < stars.Count && addStar; ++index)
{
StarTypes star = stars [index] as StarTypes;
if (exoplanet.Star.Name == star.Name)
{
++star.Count;
addStar = false;
}
}
if (addStar)
{
StarTypes star = new StarTypes();
star.Name = exoplanet.Star.Name;
star.Count = 0;
star.IsSpectualType = false;
stars.Add(star);
}
}
}
}
foreach (Exoplanet exoplanet in exoplanets)
{
for (int index = 0; index < stars.Count; ++index)
{
StarTypes star = stars [index] as StarTypes;
if (exoplanet.Star.Name == star.Name)
{
++star.NumberOfPlanets;
}
}
}
return(stars);
}
static public ArrayList NumberOfStarTypes(ArrayList exoplanets)
{
ArrayList types = new ArrayList();
foreach (Exoplanet exoplanet in exoplanets)
{
if (exoplanet.Star.Property.SPType != null)
{
bool addType = true;
for (int index = 0; index < types.Count && addType; ++index)
{
StarTypes type = types [index] as StarTypes;
if (exoplanet.Star.Property.SPType.Substring(0, 1) == type.Name)
{
++type.Count;
addType = false;
}
}
if (addType)
{
StarTypes type = new StarTypes();
type.Name = exoplanet.Star.Property.SPType.Substring(0, 1);
type.Count = 1;
type.IsSpectualType = (type.Name == "O" || type.Name == "B" || type.Name == "A" ||
type.Name == "F" || type.Name == "G" || type.Name == "K" ||
type.Name == "M")
? true : false;
types.Add(type);
}
}
}
return(types);
}
