Package org.jfree.chart.renderer.category

Class GradientBarPainter

  • All Implemented Interfaces:
    java.io.Serializable, BarPainter
    public class GradientBarPainter
extends java.lang.Object
implements BarPainter, java.io.Serializable
    An implementation of the BarPainter interface that uses several gradient fills to enrich the appearance of the bars.
    Since:
    1.0.11
    See Also:
    Serialized Form

    • Constructor Summary

      Constructors 
      Constructor Description
      GradientBarPainter()
      Creates a new instance.
      GradientBarPainter​(double g1, double g2, double g3)
      Creates a new instance.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean equals​(java.lang.Object obj)
      Tests this instance for equality with an arbitrary object.
      int hashCode()
      Returns a hash code for this instance.
      void paintBar​(java.awt.Graphics2D g2, BarRenderer renderer, int row, int column, java.awt.geom.RectangularShape bar, org.jfree.ui.RectangleEdge base)
      Paints a single bar instance.
      void paintBarShadow​(java.awt.Graphics2D g2, BarRenderer renderer, int row, int column, java.awt.geom.RectangularShape bar, org.jfree.ui.RectangleEdge base, boolean pegShadow)
      Paints a single bar instance.

      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • GradientBarPainter

        public GradientBarPainter​(double g1,
                          double g2,
                          double g3)
        Creates a new instance.
        Parameters:
        g1 - percentage value defining the line between regions 1 and 2.
        g2 - percentage value defining the line between regions 2 and 3.
        g3 - percentage value defining the line between regions 3 and 4.

    • Method Detail

      • paintBar

        public void paintBar​(java.awt.Graphics2D g2,
                     BarRenderer renderer,
                     int row,
                     int column,
                     java.awt.geom.RectangularShape bar,
                     org.jfree.ui.RectangleEdge base)
        Paints a single bar instance.
        Specified by:
        paintBar in interface BarPainter
        Parameters:
        g2 - the graphics target.
        renderer - the renderer.
        row - the row index.
        column - the column index.
        bar - the bar
        base - indicates which side of the rectangle is the base of the bar.

      • paintBarShadow

        public void paintBarShadow​(java.awt.Graphics2D g2,
                           BarRenderer renderer,
                           int row,
                           int column,
                           java.awt.geom.RectangularShape bar,
                           org.jfree.ui.RectangleEdge base,
                           boolean pegShadow)
        Paints a single bar instance.
        Specified by:
        paintBarShadow in interface BarPainter
        Parameters:
        g2 - the graphics target.
        renderer - the renderer.
        row - the row index.
        column - the column index.
        bar - the bar
        base - indicates which side of the rectangle is the base of the bar.
        pegShadow - peg the shadow to the base of the bar?

      • equals

        public boolean equals​(java.lang.Object obj)
        Tests this instance for equality with an arbitrary object.
        Overrides:
        equals in class java.lang.Object
        Parameters:
        obj - the obj (null permitted).
        Returns:
        A boolean.

      • hashCode

        public int hashCode()
        Returns a hash code for this instance.
        Overrides:
        hashCode in class java.lang.Object
        Returns:
        A hash code.