import { IPosition } from '../../../'

// center = rotation center
// current = current position
// x, y = rotated positions
// angle = angle of rotation
export const rotate = (center: IPosition, current: IPosition, angle: number): IPosition => {
  const radians = (Math.PI / 180) * angle
  const cos = Math.cos(radians)
  const sin = Math.sin(radians)
  const x = (cos * (current.x - center.x)) + (sin * (current.y - center.y)) + center.x
  const y = (cos * (current.y - center.y)) - (sin * (current.x - center.x)) + center.y
  return { x, y }
}