static void Main(string[] args)
{
var swan = new Swan();
DoDuckLikeThings(swan);
Console.ReadKey();
}
private void btn_swan_Click(object sender, EventArgs e)
{
Graphics ghs = this.CreateGraphics();
IDrawAnimal animal = new Swan();
animal.ShowAnimal(ghs, 670, 20);
ghs.Dispose();
}
static void Main(string[] args)
{
var swan = new Swan();
var swanAsDuck = swan as IDuck;
if (swan is IDuck || swanAsDuck != null)
{
swanAsDuck.Walk();
swanAsDuck.Swim();
swanAsDuck.Quack();
}
}
static void Main(string[] args)
{
Duck duck = new Duck();
duck.Eat();
duck.Fly();
duck.LayAnEgg();
duck.Swim();
duck.Walk();
Console.WriteLine("**Duck is checked\n");
Swan swan = new Swan();
swan.Eat();
swan.Fly();
swan.LayAnEgg();
swan.Swim();
swan.Walk();
Console.WriteLine("**Swan is checked\n");
Console.WriteLine("**Duck as a IBird");
IBird bird = new Duck(20, 10);
bird.Eat();
bird.Fly();
bird.LayAnEgg();
bird.Walk();
Console.WriteLine("\n**Swan as a IBird");
bird = new Swan(20, 10);
bird.Eat();
bird.Fly();
bird.LayAnEgg();
bird.Walk();
Console.WriteLine("\n**Duck as a IWaterFowl");
IWaterFowl waterFowl = new Duck(20, 1);
waterFowl.Eat();
waterFowl.Fly();
waterFowl.LayAnEgg();
waterFowl.Walk();
waterFowl.Swim();
Console.WriteLine("\n**Swan as a IWaterFowl");
waterFowl = new Swan(10, 1);
waterFowl.Eat();
waterFowl.Fly();
waterFowl.LayAnEgg();
waterFowl.Walk();
waterFowl.Swim();
}
static void Main(string[] args)
{
var swan = new Swan();
var swanAsDuck = Impromptu.ActLike <IDuck>(swan);
if (swanAsDuck != null)
{
swanAsDuck.Walk();
swanAsDuck.Swim();
swanAsDuck.Quack();
}
Console.ReadKey();
}
