26 lines
576 B
TypeScript
26 lines
576 B
TypeScript
|
export class Vector2D {
|
||
|
public readonly x: number;
|
||
|
public readonly y: number;
|
||
|
|
||
|
constructor(x = 0, y = 0) {
|
||
|
this.x = x;
|
||
|
this.y = y;
|
||
|
}
|
||
|
|
||
|
public plus(other: Vector2D): Vector2D {
|
||
|
return new Vector2D(this.x + other.x, this.y + other.y);
|
||
|
}
|
||
|
|
||
|
public minus(other: Vector2D): Vector2D {
|
||
|
return new Vector2D(this.x - other.x, this.y - other.y);
|
||
|
}
|
||
|
|
||
|
public scale(other: number): Vector2D {
|
||
|
return new Vector2D(this.x * other, this.y * other);
|
||
|
}
|
||
|
|
||
|
public equals(other: Vector2D): boolean {
|
||
|
return this.x === other.x && this.y === other.y;
|
||
|
}
|
||
|
}
|