public AnimalHierarchy.Animal createAnimal(Random rGen)
{
AnimalHierarchy.Animal animal = null;
switch (rGen.Next(MAX_ANIMALS.NORTH_AMERICA))
{
case 0:
animal = new AnimalHierarchy.Bison();
break;
case 1:
animal = new AnimalHierarchy.Eagle();
break;
case 2:
animal = new AnimalHierarchy.Platypus();
break;
case 3:
animal = new AnimalHierarchy.Wolf();
break;
}
return(animal);
}
public AnimalHierarchy.Animal createAnimal(Random rGen)
{
AnimalHierarchy.Animal animal = null;
switch (rGen.Next(MAX_ANIMALS.AUSTALIA))
{
case 0:
animal = new AnimalHierarchy.Kangaroo();
break;
case 1:
animal = new AnimalHierarchy.Crocodile();
break;
case 2:
animal = new AnimalHierarchy.Koala();
break;
case 3:
animal = new AnimalHierarchy.Snake();
break;
}
return(animal);
}
public void draw()
{
for (int i = 0; i < MAX_DISPLAY_ANIMALS; i++)
{
// Create an animal based on contenint
AnimalHierarchy.Animal animal = animalFactory.createAnimal(rGen);
// Add to listbox
listBox.Items.Add(animal.ToString());
// Draw its image vertically
canvas.DrawImage(animal.Image, X, Y + (HEIGHT * i), WIDTH, HEIGHT);
}
}
public AnimalHierarchy.Animal createAnimal(Random rGen)
{
AnimalHierarchy.Animal animal = null;
switch (rGen.Next(MAX_ANIMALS.AFRICA))
{
case 0:
animal = new AnimalHierarchy.Elephant();
break;
}
return(animal);
}