it.unibo.scafi.space.graphics2D.BasicShape2D.scala Maven / Gradle / Ivy

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package it.unibo.scafi.space.graphics2D

import it.unibo.scafi.space.{Point2D, Point3D}

/**
  * define some basic operation
  */
object BasicShape2D {
  /**
    * @param h the height of the rectangle
    * @param w the width of the rectangle
    * @param orientation the orientation of the rectangle
    */
  case class Rectangle(w : Float, h : Float, orientation : Float = 0) extends Shape2D {
    override def contains(p: Point3D): Boolean = p.x >= 0 && p.y >= 0 && p.x <= w && p.y <= h
  }

  /**
    * @param r the radius of the circle
    */
  case class Circle(r : Float, override val orientation : Float = 0) extends Shape2D {
    override def contains(p: Point3D): Boolean = math.sqrt((p.x - r) * (p.x - r) + (p.y - r) * (p.y - r)) <= r
  }

  /**
    * describe a generic Polygon
    * @param orientation the orientation of the polygon
    * @param points the point in the space (in order) of the polygon
    */
  case class Polygon(override val orientation: Float ,points: Point2D *) extends Shape2D {
    import javafx.scene.shape.{Polygon => JFXPolygon}
    private val internalPoly = new JFXPolygon(points.flatMap {x => List(x.x,x.y)}:_*)
    override def contains(p: Point3D): Boolean = internalPoly.contains(p.x,p.y)
  }

}