Module javafx.graphics
Package javafx.geometry

Class Rectangle2D

  • public class Rectangle2D
extends Object
    A 2D rectangle used to describe the bounds of an object. It is defined by a location (minX, minY) and dimension (width x height).
    Since:
    JavaFX 2.0

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static Rectangle2D EMPTY
      An empty Rectangle2D instance (with all coordinates equal to zero).

    • Constructor Summary

      Constructors 
      Constructor Description
      Rectangle2D​(double minX, double minY, double width, double height)
      Creates a new instance of Rectangle2D.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean contains​(double x, double y)
      Tests if the specified (x, y) coordinates are inside the boundary of Rectangle2D.
      boolean contains​(double x, double y, double w, double h)
      Tests if the interior of this Rectangle2D entirely contains the specified rectangular area.
      boolean contains​(Point2D p)
      Tests if the specified point is inside the boundary of Rectangle2D.
      boolean contains​(Rectangle2D r)
      Tests if the interior of this Rectangle2D entirely contains the specified Rectangle2D, r.
      boolean equals​(Object obj)
      Indicates whether some other object is "equal to" this one.
      double getHeight()
      The height of this Rectangle2D.
      double getMaxX()
      The x coordinate of the lower-right corner of this Rectangle2D.
      double getMaxY()
      The y coordinate of the lower-right corner of this Rectangle2D.
      double getMinX()
      The x coordinate of the upper-left corner of this Rectangle2D.
      double getMinY()
      The y coordinate of the upper-left corner of this Rectangle2D.
      double getWidth()
      The width of this Rectangle2D.
      int hashCode()
      Returns a hash code for this Rectangle2D object.
      boolean intersects​(double x, double y, double w, double h)
      Tests if the interior of this Rectangle2D intersects the interior of a specified rectangular area.
      boolean intersects​(Rectangle2D r)
      Tests if the interior of this Rectangle2D intersects the interior of a specified Rectangle2D, r.
      String toString()
      Returns a string representation of this Rectangle2D.

    • Field Detail

      • EMPTY

        public static final Rectangle2D EMPTY
        An empty Rectangle2D instance (with all coordinates equal to zero).

    • Constructor Detail

      • Rectangle2D

        public Rectangle2D​(double minX,
                   double minY,
                   double width,
                   double height)
        Creates a new instance of Rectangle2D.
        Parameters:
        minX - The x coordinate of the upper-left corner of the Rectangle2D
        minY - The y coordinate of the upper-left corner of the Rectangle2D
        width - The width of the Rectangle2D
        height - The height of the Rectangle2D

    • Method Detail

      • getMinX

        public double getMinX()
        The x coordinate of the upper-left corner of this Rectangle2D.
        Default value:
        0.0
        Returns:
        the x coordinate of the upper-left corner

      • getMinY

        public double getMinY()
        The y coordinate of the upper-left corner of this Rectangle2D.
        Default value:
        0.0
        Returns:
        the y coordinate of the upper-left corner

      • getWidth

        public double getWidth()
        The width of this Rectangle2D.
        Default value:
        0.0
        Returns:
        the width

      • getHeight

        public double getHeight()
        The height of this Rectangle2D.
        Default value:
        0.0
        Returns:
        the height

      • getMaxX

        public double getMaxX()
        The x coordinate of the lower-right corner of this Rectangle2D.
        Default value:
        minX + width
        Returns:
        the x coordinate of the lower-right corner

      • getMaxY

        public double getMaxY()
        The y coordinate of the lower-right corner of this Rectangle2D.
        Default value:
        minY + height
        Returns:
        the y coordinate of the lower-right corner

      • contains

        public boolean contains​(Point2D p)
        Tests if the specified point is inside the boundary of Rectangle2D.
        Parameters:
        p - the specified point to be tested
        Returns:
        true if the specified point is inside the boundary of this Rectangle2D; false otherwise

      • contains

        public boolean contains​(double x,
                        double y)
        Tests if the specified (x, y) coordinates are inside the boundary of Rectangle2D.
        Parameters:
        x - the specified x coordinate to be tested
        y - the specified y coordinate to be tested
        Returns:
        true if the specified (x, y) coordinates are inside the boundary of this Rectangle2D; false otherwise

      • contains

        public boolean contains​(Rectangle2D r)
        Tests if the interior of this Rectangle2D entirely contains the specified Rectangle2D, r.
        Parameters:
        r - The specified Rectangle2D
        Returns:
        true if the specified Rectangle2D, r, is inside the boundary of this Rectangle2D; false otherwise

      • contains

        public boolean contains​(double x,
                        double y,
                        double w,
                        double h)
        Tests if the interior of this Rectangle2D entirely contains the specified rectangular area.
        Parameters:
        x - the x coordinate of the upper-left corner of the specified rectangular area
        y - the y coordinate of the upper-left corner of the specified rectangular area
        w - the width of the specified rectangular area
        h - the height of the specified rectangular area
        Returns:
        true if the interior of this Rectangle2D entirely contains the specified rectangular area; false otherwise

      • intersects

        public boolean intersects​(Rectangle2D r)
        Tests if the interior of this Rectangle2D intersects the interior of a specified Rectangle2D, r.
        Parameters:
        r - The specified Rectangle2D
        Returns:
        true if the interior of this Rectangle2D and the interior of the specified Rectangle2D, r, intersect

      • intersects

        public boolean intersects​(double x,
                          double y,
                          double w,
                          double h)
        Tests if the interior of this Rectangle2D intersects the interior of a specified rectangular area.
        Parameters:
        x - the x coordinate of the upper-left corner of the specified rectangular area
        y - the y coordinate of the upper-left corner of the specified rectangular area
        w - the width of the specified rectangular area
        h - the height of the specified rectangular area
        Returns:
        true if the interior of this Rectangle2D and the interior of the rectangular area intersect

      • equals

        public boolean equals​(Object obj)
        Indicates whether some other object is "equal to" this one.
        Overrides:
        equals in class Object
        Parameters:
        obj - the reference object with which to compare.
        Returns:
        true if this object is equal to the obj argument; false otherwise

      • hashCode

        public int hashCode()
        Returns a hash code for this Rectangle2D object.
        Overrides:
        hashCode in class Object
        Returns:
        a hash code for this Rectangle2D object.

      • toString

        public String toString()
        Returns a string representation of this Rectangle2D. This method is intended to be used only for informational purposes. The content and format of the returned string might vary between implementations. The returned string might be empty but cannot be null.
        Overrides:
        toString in class Object