com.representqueens.spark

Class BarGraph

java.lang.Object

com.representqueens.spark.BarGraph

public class BarGraph
extends Object

Bargraph generation.

Version:

$Revision: 1.6 $ $Date: 2007-03-11 20:40:58 $

Author:

Larry Ogrodnek

Field Summary

Fields

Modifier and Type	Field and Description
static Color	DEFAULT_COLOR
static int	DEFAULT_HEIGHT
static Color	DEFAULT_HIGH_COLOR
static Color	DEFAULT_LAST_COLOR
static SizeParams	DEFAULT_SIZE
static int	DEFAULT_SPACING
static int	DEFAULT_WIDTH

Constructor Summary

Constructors

Constructor and Description
BarGraph()

Method Summary

Methods

Modifier and Type	Method and Description
static BufferedImage	createGraph(Number[] data) Create a Bargraph from an array of numbers, using default colors and sizes.
static BufferedImage	createGraph(Number[] data, SizeParams size, Color color, Color highColor, Color lastColor) Create a Bargraph.
static BufferedImage	createGraph(Number[] data, SizeParams size, Color color, Color highColor, Color lastColor, Color background) Create a Bargraph.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_WIDTH

public static final int DEFAULT_WIDTH

See Also:

Constant Field Values

DEFAULT_HEIGHT

public static final int DEFAULT_HEIGHT

See Also:

Constant Field Values

DEFAULT_SPACING

public static final int DEFAULT_SPACING

See Also:

Constant Field Values

DEFAULT_SIZE

public static final SizeParams DEFAULT_SIZE

DEFAULT_COLOR

public static final Color DEFAULT_COLOR

DEFAULT_HIGH_COLOR

public static final Color DEFAULT_HIGH_COLOR

DEFAULT_LAST_COLOR

public static final Color DEFAULT_LAST_COLOR

Constructor Detail

BarGraph

public BarGraph()

Method Detail

createGraph

public static BufferedImage createGraph(Number[] data)

Create a Bargraph from an array of numbers, using default colors and sizes.

Parameters:

data - Array of Number Objects.

Returns:

BufferedImage containing a Bargraph of data.

createGraph

public static BufferedImage createGraph(Number[] data,
                        SizeParams size,
                        Color color,
                        Color highColor,
                        Color lastColor)

Create a Bargraph.

Parameters:

data - Array of Number Objects to graph.

size - SizeParams specifying graph size attributes.

color - main graph color

highColor - color for above average data points (or null).

lastColor - color for last data point (or null).

Returns:

BufferedImage containing a Bargraph of data.

createGraph

public static BufferedImage createGraph(Number[] data,
                        SizeParams size,
                        Color color,
                        Color highColor,
                        Color lastColor,
                        Color background)

Create a Bargraph.

Parameters:

data - Array of Number Objects to graph.

size - SizeParams specifying graph size attributes.

color - main graph color

highColor - color for above average data points (or null).

lastColor - color for last data point (or null).

background - background color, or null for transparency.

Returns:

BufferedImage containing a Bargraph of data.