/// <summary>
/// 继承父类中的方法
/// </summary>
public static void Folder1()
{
Bird sparrow = new Sparrow();
sparrow.Name = "麻雀";
Console.WriteLine($"{sparrow.GetName()}可以飞行{sparrow.Fly(10)}公里");
Bird wildGoose = new WildGoose();
wildGoose.Name = "大雁";
Console.WriteLine($"{wildGoose.GetName()}可以飞行{wildGoose.Fly(10)}公里");
}
public static void Perform()
{
IBird _sparrow = new Sparrow();
IToyDuck _toyDuck = new PlasticToyDuck();
// Wrap a bird in a birdAdapter so that it
// behaves like toy duck
IToyDuck _birdAdapter = new BirdAdapter(_sparrow);
Console.WriteLine("Sparrow...");
_sparrow.Fly();
_sparrow.MakeSound();
Console.WriteLine("Toy Duck");
_toyDuck.Squeak();
// bird behaving like a toy duck
Console.WriteLine("BirdAdapter...");
_birdAdapter.Squeak();
Console.WriteLine();
}
static void Main(string[] args)
{
Parrot parrot1 = new Parrot(34);
parrot1.Eat();
parrot1.Fly();
parrot1.Talk("Hello there!");
parrot1.Talk();
Console.WriteLine();
Sparrow sparrow1 = new Sparrow()
{
Name = "Tom", Weight = 1.5
};
sparrow1.Eat();
sparrow1.Fly();
sparrow1.ClimbThroughSmallHole();
Parrot parrot2 = new Parrot(15)
{
Name = "Pelle", Weight = 45.6
};;
Parrot parrot3 = new Parrot(15)
{
Name = "Anna", Weight = 235.6
};;
Sparrow sparrow2 = new Sparrow()
{
Name = "Mats", Weight = 23.4
};;
Bird[] birds = { parrot1, parrot2, sparrow1, parrot3, sparrow2 };
Console.WriteLine();
Console.WriteLine("Bird array:");
Console.WriteLine();
foreach (Bird bird in birds)
{
bird.Eat();
if (bird is Parrot)
{
Parrot temporaryParrot = (Parrot)bird;
//(bird as Parrot).Talk();
temporaryParrot.Talk();
temporaryParrot.Fly();
}
else
{
Console.WriteLine($"{bird.Name} can not talk!");
}
}
Console.WriteLine();
foreach (Bird bird in birds)
{
bird.Die();
}
}
