// does this shape (including the boundary) contain the given point?
public bool contains(CartPt pt)
{
/*---------------------------------------------------
* // ** TEMPLATE **
* public returnType methodName() {
* ... this.center ... -- CartPt
* ... this.radius ... -- int
* ... this.color ... -- String
*
* ... this.area() ... -- double
* ... this.distToOrigin() ... -- double
* ... this.grow(int inc) ... -- IShape
*
* ... this.center.distToOrigin() ... -- double
* ... this.center.distTo(CartPt x) ... -- double
*
* ... pt.distToOrigin() ... -- double
* ... pt.distTo(CartPt x) ... -- double
* ---------------------------------------------------*/
return(this.center.distTo(pt) <= this.radius);
}
// does this shape (including the boundary) contain the given point?
public bool contains(CartPt pt)
{
/*---------------------------------------------------
* // ** TEMPLATE **
* public returnType methodName() {
* ... this.nw ... -- CartPt
* ... this.size ... -- int
* ... this.color ... -- String
*
* ... this.area() ... -- double
* ... this.distToOrigin() ... -- double
* ... this.grow(int inc) ... -- IShape
*
* ... this.nw.distToOrigin() ... -- double
* ... this.nw.distTo(CartPt x) ... -- double
*
* ... pt.distToOrigin() ... -- double
* ... pt.distTo(CartPt x) ... -- double
* ---------------------------------------------------*/
return((_nw.X <= pt.X) && (pt.X <= _nw.X + _size) &&
(_nw.Y <= pt.Y) && (pt.Y <= _nw.Y + _size));
}
static void Main(string[] args)
{
CartPt pt1 = new CartPt(0, 0);
CartPt pt2 = new CartPt(3, 4);
CartPt pt3 = new CartPt(7, 1);
IShape c1 = new Circle(new CartPt(50, 50), 10, "red");
IShape c2 = new Circle(new CartPt(50, 50), 30, "red");
IShape c3 = new Circle(new CartPt(30, 100), 30, "blue");
IShape s1 = new Square(new CartPt(50, 50), 30, "red");
IShape s2 = new Square(new CartPt(50, 50), 50, "red");
IShape s3 = new Square(new CartPt(20, 40), 10, "green");
var result1 = pt1.distToOrigin();
var result2 = c2.area();
var result3 = s3.biggerThan(c3);
var result4 = s3.grow(30);
Console.WriteLine(result1);
}
public Square(CartPt nw, int size, string color)
{
_nw = nw;
_size = size;
_color = color;
}
// to compute the distance form this point to the given point
public double distTo(CartPt pt)
{
return(Math.Sqrt((_x - pt._x) * (_x - pt._x) +
(_y - pt._y) * (_y - pt._y)));
}
public Circle(CartPt center, int radius, String color)
{
this.center = center;
this.radius = radius;
this.color = color;
}
