figures/src/Square.kt

// TODO: дополнить определение класса размерами и позицией
class Square(var x: Float, var y: Float, var width: Float, var height: Float): Figure(0), Transforming  {
    override fun area(): Float {
        return width * height
    }

    override fun resize(zoom: Int) {
        width*=zoom
        height*=zoom
    }

    override fun rotate(direction: RotateDirection, centerX: Int, centerY: Int) {
        var tmpX = x - centerX
        var tmpY = y - centerY
        if (direction == RotateDirection.CounterClockwise){
            val buf = -tmpY
            tmpY = tmpX
            tmpX = buf
        }else{
            val buf = tmpY
            tmpY = - tmpX
            tmpX = buf
        }

        x = tmpX + centerX;
        y = tmpY + centerY;
    }
}