Class Rect


  • public final class Rect
    extends Object
    A bounding box.

    AFE's coordinates are in y-positive. Values are: xmin, ymin, xmax, ymax where xmin <= xmax and ymin <= ymax.

    Synchronization

    These objects are immutable.

    • Field Detail

      • xmin

        public final double xmin
      • ymin

        public final double ymin
      • xmax

        public final double xmax
      • ymax

        public final double ymax
      • emptyRect

        public static final Rect emptyRect
        A rectangle with xmin = ymin = xmax = ymax = 0.
    • Constructor Detail

      • Rect

        public Rect​(double xmin,
                    double ymin,
                    double xmax,
                    double ymax)
      • Rect

        public Rect​(double[] vals)
        Create a Rect from an array of doubles.
        Parameters:
        vals - An array of length 4 whose entries are in the order xmin, ymin, xmax, ymax.
    • Method Detail

      • applyMatrix

        public Rect applyMatrix​(Matrix m)
        Convert this Rect through a matrix.
        Parameters:
        m - the matrix
        Returns:
        the transformed bounding box
      • toEmSpace

        public Rect toEmSpace​(double unitsPerEmX,
                              double unitsPerEmY)
      • toDesignSpace

        public Rect toDesignSpace​(double unitsPerEmX,
                                  double unitsPerEmY)
      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class Object