multigraph
Class BarRenderer

java.lang.Object
  multigraph.TimeSeriesMFFunction.Renderer
      multigraph.BarRenderer

public class BarRenderer

extends TimeSeriesMFFunction.Renderer

Render the graph of a function using the "BAR" style: a bar graph with filled color bars outlined in black. Works for functions whose getFieldCount() is 1.

Version:

$Id: BarRenderer.java,v 1.1.1.1 2004/11/30 22:30:41 mphillips Exp $

Author:

Mark Phillips

Field Summary

static long

barWidthInMillis

Fields inherited from class multigraph.TimeSeriesMFFunction.Renderer

color, flaggedColor, flaggedRunPlotter, missingRunPlotter, multiPlotter, verticalScale

Constructor Summary

BarRenderer(VerticalScale verticalScale, MultiPlotter multiPlotter, java.awt.Color color, java.awt.Color flaggedColor, int missingYTop, int missingYBottom)

Method Summary

void	begin(java.awt.Graphics g, java.util.Date date) Prepare to plot beginning at a given date.
java.lang.String	getName() Return the name of this renderer: "BAR"
void	renderLegend(java.awt.Graphics g, PlotPoint p) Render a legend icon for this renderer.
void	renderValue(java.awt.Graphics g, java.util.Date date, MFDatum datum) Plot a function value at a given time point.

Methods inherited from class multigraph.TimeSeriesMFFunction.Renderer

createByName, end, getColor, getVScale

Methods inherited from class java.lang.Object

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

Field Detail

barWidthInMillis

public static final long barWidthInMillis

See Also:

Constant Field Values

Constructor Detail

BarRenderer

public BarRenderer(VerticalScale verticalScale,
                   MultiPlotter multiPlotter,
                   java.awt.Color color,
                   java.awt.Color flaggedColor,
                   int missingYTop,
                   int missingYBottom)

Method Detail

getName

public java.lang.String getName()

Return the name of this renderer: "BAR"

Specified by:

getName in class TimeSeriesMFFunction.Renderer

begin

public void begin(java.awt.Graphics g,
                  java.util.Date date)

Prepare to plot beginning at a given date.

Overrides:

begin in class TimeSeriesMFFunction.Renderer

Parameters:

g - the Graphics object to draw in

date - the date where plotting will begin

renderValue

public void renderValue(java.awt.Graphics g,
                        java.util.Date date,
                        MFDatum datum)

Plot a function value at a given time point.

Overrides:

renderValue in class TimeSeriesMFFunction.Renderer

Parameters:

g - the Graphics object to draw in

date - the date value of the sample to render

datum - the function value of the sample to render; must have field count 1.

renderLegend

public void renderLegend(java.awt.Graphics g,
                         PlotPoint p)

Render a legend icon for this renderer.

Overrides:

renderLegend in class TimeSeriesMFFunction.Renderer

Parameters:

g - the Graphics object to draw in

p - the location to draw the icon at