static void Main(string[] args)
{
Circle c = new Circle();
Console.WriteLine("Circumference of Circle is " + c.getCircumference());
Console.WriteLine(c.ToString());
Rectangle r = new Rectangle();
r.setLength(5);
r.setWidth(5);
Console.WriteLine("perimeter Rectangle is " + r.getPerimeter());
Console.WriteLine("area Rectangle is " + r.getArea());
Console.WriteLine(r.ToString());
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
var size = 0.0;
// D - Dependency Inversion Principle -Depend on abstractions, not on concretions.
// LSP - Lickov Subsitution Principle - Any dervied class is able to subsitute to base class without breaking it.
// https://www.youtube.com/watch?v=-3UXq2krhyw
ISolidPrinciple2 sharp_generic;
ISolidPrinciple2 sharp_reference;
ISolidPrinciple2 sharp_copy; // https://docs.microsoft.com/en-us/dotnet/api/system.object?view=netframework-4.7.2
//SolidPrinciple2 sharp_generic;
//SolidPrinciple2 sharp_reference;
//ISolidPrinciple2 sharp_copy; // https://docs.microsoft.com/en-us/dotnet/api/system.object?view=netframework-4.7.2
sharp_generic = new Sqaure(2);
size = sharp_generic.Size();
Console.WriteLine(sharp_generic.Id);
Console.WriteLine(sharp_generic.SharpName);
Console.WriteLine(sharp_generic.ToString());
Console.WriteLine(sharp_generic);
Console.WriteLine(size);
Console.WriteLine((sharp_generic as Sqaure).SpecialSqaure());
Console.WriteLine(((Sqaure)sharp_generic).SpecialSqaure());
sharp_copy = (Sqaure)sharp_generic.Copy(); // Make another SolidPrinciple2 object that is a copy of the first.
sharp_reference = sharp_generic; // Make another variable that references the first SolidPrinciple2 object.
if (sharp_generic is Sqaure)
{
Console.WriteLine("It is a Sqaure");
}
if (sharp_copy is Sqaure)
{
Console.WriteLine("It is a Copy Sqaure");
}
if (sharp_reference is Sqaure)
{
Console.WriteLine("It is a Reference Sqaure");
}
Console.WriteLine(object.ReferenceEquals(sharp_generic, sharp_copy)); // The line below displays false because p1 and p2 refer to two different objects.
Console.WriteLine(object.Equals(sharp_generic, sharp_copy)); // The line below displays true because p1 and p2 refer to two different objects that have the same value.
Console.WriteLine(object.ReferenceEquals(sharp_generic, sharp_reference)); // The line below displays true because p1 and p3 refer to one object.
sharp_generic = new Rectangle(2, 3);
size = sharp_generic.Size();
Console.WriteLine(sharp_generic.Id);
Console.WriteLine(sharp_generic.SharpName);
Console.WriteLine(sharp_generic.ToString());
Console.WriteLine(sharp_generic);
Console.WriteLine(size);
sharp_copy = (Rectangle)sharp_generic.Copy();
sharp_reference = sharp_generic;
if (sharp_generic is Rectangle)
{
Console.WriteLine("It is a Retangle");
}
if (sharp_copy is Rectangle)
{
Console.WriteLine("It is a Copy Retangle");
}
if (sharp_reference is Rectangle)
{
Console.WriteLine("It is a Reference Retangle");
}
Console.WriteLine(object.ReferenceEquals(sharp_generic, sharp_copy)); // The line below displays false because p1 and p2 refer to two different objects.
Console.WriteLine(object.Equals(sharp_generic, sharp_copy)); // The line below displays true because p1 and p2 refer to two different objects that have the same value.
Console.WriteLine(object.ReferenceEquals(sharp_generic, sharp_reference)); // The line below displays true because p1 and p3 refer to one object.
sharp_generic = new Cube(2, 3, 4);
size = sharp_generic.Size();
Console.WriteLine(sharp_generic.Id);
Console.WriteLine(sharp_generic.SharpName);
Console.WriteLine(sharp_generic.ToString());
Console.WriteLine(sharp_generic);
Console.WriteLine(size);
sharp_copy = (Cube)sharp_generic.Copy();
sharp_reference = sharp_generic;
if (sharp_generic is Cube)
{
Console.WriteLine("It is a Cube");
}
if (sharp_copy is Cube)
{
Console.WriteLine("It is a Copy Cube");
}
if (sharp_reference is Cube)
{
Console.WriteLine("It is a Reference Cube");
}
sharp_generic = new Circle(6);
size = sharp_generic.Size();
Console.WriteLine(sharp_generic.Id);
Console.WriteLine(sharp_generic.SharpName);
Console.WriteLine(sharp_generic.ToString());
Console.WriteLine(sharp_generic);
Console.WriteLine(size);
sharp_copy = (Circle)sharp_generic.Copy();
sharp_reference = sharp_generic;
if (sharp_generic is Circle)
{
Console.WriteLine("It is a Circle");
}
if (sharp_copy is Circle)
{
Console.WriteLine("It is a Copy Circle");
}
if (sharp_reference is Circle)
{
Console.WriteLine("It is a Reference Circle");
}
Console.ReadLine();
}
