polyplex.math.rectangle source code

1 module polyplex.math.rectangle;
2 import polyplex.math;
3 
4 /// Base template for all AABB-types.
5 /// Params:
6 /// type = all values get stored as this type
7 class Rectangle {
8 	private int x = 0;
9 	private int y = 0;
10 	private int width = 0;
11 	private int height = 0;
12 
13 	this() { }
14 
15 	this(int width, int height) {
16 		this.x = 0;
17 		this.y = 0;
18 		this.width = width;
19 		this.height = height;
20 	}
21 
22 	this(int x, int y, int width, int height) {
23 		this.x = x;
24 		this.y = y;
25 		this.width = width;
26 		this.height = height;
27 	}
28 
29 	public @property int X() { return this.x; }
30 	public @property void X(int x) { this.x = x; }
31 
32 	public @property int Y() { return this.y; }
33 	public @property void Y(int y) { this.y = y; }
34 
35 	public @property int Width() { return this.width; }
36 	public @property void Width(int width) { this.width = width; }
37 
38 	public @property int Height() { return this.height; }
39 	public @property void Height(int height) { this.height = height; }
40 
41 	public int Left() { return this.x; }
42 	public int Right() { return this.x + this.width; }
43 	public int Top() { return this.y; }
44 	public int Bottom() { return this.y + this.height; }
45 	public Vector2 Center() { return Vector2(this.x + (this.width/2), this.y + (this.height/2)); }
46 
47 	public bool Intersects(Rectangle other) {
48 		if (other is null) return false;
49 		bool v = (other.Left > this.Right || other.Right < this.Left || other.Top > this.Bottom || other.Bottom < this.Top);
50 		return !v;
51 	}
52 
53 	public bool Intersects(Vector2 other) {
54 		bool v = (other.X > this.Right || other.X < this.Left || other.Y > this.Bottom || other.Y < this.Top);
55 		return !v;
56 	}
57 
58 	public Rectangle Displace(int x, int y) {
59 		return new Rectangle(this.X+x, this.Y+y, this.width, this.height);
60 	}
61 
62 	public Rectangle Expand(int x, int y) {
63 		return new Rectangle(this.X-x, this.Y-y, this.width+x, this.height+y);
64 	}
65 }