Module java.desktop
Package java.awt.geom

Class Arc2D.Float

    • Field Detail

      • x

        public float x
        The X coordinate of the upper-left corner of the framing rectangle of the arc.
        Since:
        1.2
      • y

        public float y
        The Y coordinate of the upper-left corner of the framing rectangle of the arc.
        Since:
        1.2
      • width

        public float width
        The overall width of the full ellipse of which this arc is a partial section (not considering the angular extents).
        Since:
        1.2
      • height

        public float height
        The overall height of the full ellipse of which this arc is a partial section (not considering the angular extents).
        Since:
        1.2
      • start

        public float start
        The starting angle of the arc in degrees.
        Since:
        1.2
      • extent

        public float extent
        The angular extent of the arc in degrees.
        Since:
        1.2
    • Constructor Detail

      • Float

        public Float​()
        Constructs a new OPEN arc, initialized to ___location (0, 0), size (0, 0), angular extents (start = 0, extent = 0).
        Since:
        1.2
      • Float

        public Float​(int type)
        Constructs a new arc, initialized to ___location (0, 0), size (0, 0), angular extents (start = 0, extent = 0), and the specified closure type.
        Parameters:
        type - The closure type for the arc: Arc2D.OPEN, Arc2D.CHORD, or Arc2D.PIE.
        Since:
        1.2
      • Float

        public Float​(float x,
                     float y,
                     float w,
                     float h,
                     float start,
                     float extent,
                     int type)
        Constructs a new arc, initialized to the specified ___location, size, angular extents, and closure type.
        Parameters:
        x - The X coordinate of the upper-left corner of the arc's framing rectangle.
        y - The Y coordinate of the upper-left corner of the arc's framing rectangle.
        w - The overall width of the full ellipse of which this arc is a partial section.
        h - The overall height of the full ellipse of which this arc is a partial section.
        start - The starting angle of the arc in degrees.
        extent - The angular extent of the arc in degrees.
        type - The closure type for the arc: Arc2D.OPEN, Arc2D.CHORD, or Arc2D.PIE.
        Since:
        1.2
      • Float

        public Float​(Rectangle2D ellipseBounds,
                     float start,
                     float extent,
                     int type)
        Constructs a new arc, initialized to the specified ___location, size, angular extents, and closure type.
        Parameters:
        ellipseBounds - The framing rectangle that defines the outer boundary of the full ellipse of which this arc is a partial section.
        start - The starting angle of the arc in degrees.
        extent - The angular extent of the arc in degrees.
        type - The closure type for the arc: Arc2D.OPEN, Arc2D.CHORD, or Arc2D.PIE.
        Since:
        1.2
    • Method Detail

      • getX

        public double getX​()
        Returns the X coordinate of the upper-left corner of the framing rectangle in double precision. Note that the arc partially inscribes the framing rectangle of this RectangularShape.
        Specified by:
        getX in class RectangularShape
        Returns:
        the X coordinate of the upper-left corner of the framing rectangle.
        Since:
        1.2
      • getY

        public double getY​()
        Returns the Y coordinate of the upper-left corner of the framing rectangle in double precision. Note that the arc partially inscribes the framing rectangle of this RectangularShape.
        Specified by:
        getY in class RectangularShape
        Returns:
        the Y coordinate of the upper-left corner of the framing rectangle.
        Since:
        1.2
      • getWidth

        public double getWidth​()
        Returns the width of the framing rectangle in double precision. Note that the arc partially inscribes the framing rectangle of this RectangularShape.
        Specified by:
        getWidth in class RectangularShape
        Returns:
        the width of the framing rectangle.
        Since:
        1.2
      • getHeight

        public double getHeight​()
        Returns the height of the framing rectangle in double precision. Note that the arc partially inscribes the framing rectangle of this RectangularShape.
        Specified by:
        getHeight in class RectangularShape
        Returns:
        the height of the framing rectangle.
        Since:
        1.2
      • getAngleStart

        public double getAngleStart​()
        Returns the starting angle of the arc.
        Specified by:
        getAngleStart in class Arc2D
        Returns:
        A double value that represents the starting angle of the arc in degrees.
        Since:
        1.2
        See Also:
        Arc2D.setAngleStart(double)
      • getAngleExtent

        public double getAngleExtent​()
        Returns the angular extent of the arc.
        Specified by:
        getAngleExtent in class Arc2D
        Returns:
        A double value that represents the angular extent of the arc in degrees.
        Since:
        1.2
        See Also:
        Arc2D.setAngleExtent(double)
      • isEmpty

        public boolean isEmpty​()
        Determines whether the RectangularShape is empty. When the RectangularShape is empty, it encloses no area.
        Specified by:
        isEmpty in class RectangularShape
        Returns:
        true if the RectangularShape is empty; false otherwise.
        Since:
        1.2
      • setArc

        public void setArc​(double x,
                           double y,
                           double w,
                           double h,
                           double angSt,
                           double angExt,
                           int closure)
        Sets the ___location, size, angular extents, and closure type of this arc to the specified double values.
        Specified by:
        setArc in class Arc2D
        Parameters:
        x - The X coordinate of the upper-left corner of the arc.
        y - The Y coordinate of the upper-left corner of the arc.
        w - The overall width of the full ellipse of which this arc is a partial section.
        h - The overall height of the full ellipse of which this arc is a partial section.
        angSt - The starting angle of the arc in degrees.
        angExt - The angular extent of the arc in degrees.
        closure - The closure type for the arc: Arc2D.OPEN, Arc2D.CHORD, or Arc2D.PIE.
        Since:
        1.2
      • setAngleStart

        public void setAngleStart​(double angSt)
        Sets the starting angle of this arc to the specified double value.
        Specified by:
        setAngleStart in class Arc2D
        Parameters:
        angSt - The starting angle of the arc in degrees.
        Since:
        1.2
        See Also:
        Arc2D.getAngleStart()
      • setAngleExtent

        public void setAngleExtent​(double angExt)
        Sets the angular extent of this arc to the specified double value.
        Specified by:
        setAngleExtent in class Arc2D
        Parameters:
        angExt - The angular extent of the arc in degrees.
        Since:
        1.2
        See Also:
        Arc2D.getAngleExtent()
      • makeBounds

        protected Rectangle2D makeBounds​(double x,
                                         double y,
                                         double w,
                                         double h)
        Constructs a Rectangle2D of the appropriate precision to hold the parameters calculated to be the framing rectangle of this arc.
        Specified by:
        makeBounds in class Arc2D
        Parameters:
        x - The X coordinate of the upper-left corner of the framing rectangle.
        y - The Y coordinate of the upper-left corner of the framing rectangle.
        w - The width of the framing rectangle.
        h - The height of the framing rectangle.
        Returns:
        a Rectangle2D that is the framing rectangle of this arc.
        Since:
        1.2