/// <summary>
/// Removes animal from list.
/// </summary>
/// <param name="a"></param>
public void RemoveAnimal(Animal a)
{
if (animals != null && animals.Contains(a))
{
animals.Remove(a);
}
}
/// <summary>
/// Add an animal to list
/// </summary>
/// <param name="a"></param>
public void AddAnimal(Animal a)
{
if (animals != null)
{
a.Id = animalCounter;
animals.Add(a);
animalCounter++;
}
}
/// <summary>
/// Reads Special categories fields
/// </summary>
/// <param name="animal"></param>
private bool ReadCategoryFields(Animal animal)
{
bool fieldsOk = false;
if (animal != null)
{
if (animal is AnimalFolder.Bird)
{
ReadBirdFields(animal as AnimalFolder.Bird);
if (animal is BirdFolder.Duck)
{
fieldsOk = ReadDuckFields(animal as BirdFolder.Duck);
}
else if(animal is BirdFolder.Eagle)
{
fieldsOk = ReadEagleFields(animal as BirdFolder.Eagle);
}
}
else if (animal is AnimalFolder.Mammal)
{
ReadMammalFields(animal as AnimalFolder.Mammal);
if (animal is MammalFolder.Cat)
{
fieldsOk = ReadCatFields(animal as Cat);
}
else if (animal is MammalFolder.Dog)
{
fieldsOk = ReadDogFields(animal as MammalFolder.Dog);
}
}
}
return fieldsOk;
}