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55 lines
1.5 KiB
55 lines
1.5 KiB
6 years ago
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using System;
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using System.Collections.Generic;
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public class runme
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{
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static void Main()
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{
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// ----- Object creation -----
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Console.WriteLine("Creating some objects:");
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Circle c = new Circle(10);
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Console.WriteLine(" Created " + c);
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Square s = new Square(10);
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Console.WriteLine(" Created " + s);
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// ----- Access a static member -----
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Console.WriteLine("\nA total of " + Shape.nshapes + " shapes were created");
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// ----- Member data access -----
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// Set the location of the object
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c.x = 20;
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c.y = 30;
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s.x = -10;
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s.y = 5;
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Console.WriteLine("\nHere is their current position:");
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Console.WriteLine(" Circle = ({0}, {1})", c.x,c.y);
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Console.WriteLine(" Square = ({0}, {1})", s.x,s.y);
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// ----- Call some methods -----
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Console.WriteLine("\nHere are some properties of the shapes:");
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List <Shape> shapeList = new List <Shape> { c,s };
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foreach(var o in shapeList){
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Console.WriteLine(" " + o);
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Console.WriteLine(" area = " + o.area());
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Console.WriteLine(" perimeter = " + o.perimeter());
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}
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Console.WriteLine("\nGuess I'll clean up now");
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// Note: this invokes the virtual destructor
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c.Dispose();
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s.Dispose();
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s = new Square(10);;
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Console.WriteLine(Shape.nshapes + " shapes remain");
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Console.WriteLine("Goodbye");
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}
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}
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