public static void Main()
{
Console.Title = "Check a Point is within a circle and outside rectangle";
Console.WriteLine("Settings by task definition:");
Console.ForegroundColor = ConsoleColor.White;
// creates circle
Console.WriteLine("Circle coordinates K((1,1),3).");
Circle circle = new Circle(radius: 1.5d, x: 1.0d, y: 1.0d);
// creates rectangle
Console.WriteLine("Rectangle coordinates LU(-1,1) and RB(5,-1).\n");
Rectangle rectangle = new Rectangle(leftUpX: -1.0d, leftUpY: 1.0d, rightDownX: 5.0d, rightDownY: -1.0d);
// creates 2D-Point
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine("Enter 2D-Point coordinates.");
Point point = new Point(x: EnterData("X"), y: EnterData("Y"));
// check point position against Circle
bool checkAgainsCircle = (((point.X - circle.X) * (point.X - circle.X)) + ((point.Y - circle.Y) * (point.Y - circle.Y)))
<= (circle.Radius * circle.Radius);
// ccheck point position against Rectangle
bool checkAgainstRectangle = (point.X < rectangle.LeftUp.X) || (point.X > rectangle.RightDown.X) ||
(point.Y > rectangle.LeftUp.Y) || (point.Y < rectangle.RightDown.Y);
bool result = checkAgainsCircle && checkAgainstRectangle;
Console.WriteLine("2D-Point is within a circle and outside rectangle - {0}", result.ToString());
Console.ReadKey();
}
public static void Main()
{
Console.Title = "Point within a circle?";
Console.WriteLine("Circle coordinates are set as (0,0) with radius of 2 by definition.");
Circle circle = new Circle(2);
Console.WriteLine("Let set the coordinates of the point:");
Point point = new Point
{
X = InputData("X"),
Y = InputData("Y")
};
string result = (point.X * point.X) + (point.Y * point.Y) <= (circle.Radius * circle.Radius) ? "WITHIN" : "OUTSIDE";
Console.WriteLine("Point with coordinates ({0},{1}) is {2} a given circle [(0,0),2].", point.X, point.Y, result);
Console.ForegroundColor = ConsoleColor.White;
Console.ReadKey();
}