Package com.storedobject.svg.chart

Class Chart

java.lang.Object

com.storedobject.svg.Svg

com.storedobject.svg.chart.Chart

Direct Known Subclasses:

Bars, Pie, Plot

public abstract class Chart
extends Svg

Base class for all SVG charts.

Author:

Syam

Nested Class Summary

Nested classes/interfaces inherited from class com.storedobject.svg.Svg

Svg.Anchor, Svg.Margin, Svg.Mover, Svg.Scale, Svg.ScaleTo

Field Summary

Fields

Modifier and Type	Field	Description
protected final Values	values	Data values of the chart.

Fields inherited from class com.storedobject.svg.Svg

height, svg, width, x, y

Constructor Summary

Constructors

Constructor	Description
Chart(Values values)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	addValue(Values.Value value)	Add a data value.
void	addValue(Object label, double value)	Add a data value with a label.
void	build()	Build the chart.
void	colorize()	Automatically assign colors to data points.
Values	getValues()	Get the data values.
final boolean	isBuilt()	Check if the chart is built.
void	setLabelName(String labelName)	Set the label name (typically used as X-axis name).
void	setUnit(String unit)	Set the unit for values.
void	setValueName(String valueName)	Set the value name (typically used as Y-axis name).

Methods inherited from class com.storedobject.svg.Svg

add, add, add, escapeXml, flipHorizontally, flipVertically, getFilledSvg, getHeight, getScaledSvg, getSvg, getWidth, getX, getY, margin, margin, scale, scale, scaleTo, scaleToHeight, scaleToWidth, toString

Methods inherited from class java.lang.Object

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

Field Details

values

protected final Values values

Data values of the chart.

Constructor Details

Chart

public Chart(Values values)

Constructor.

Parameters:

values - The data values to be plotted.

Method Details

getValues

public Values getValues()

Get the data values.

Returns:

The Values object.

addValue

public void addValue(Values.Value value)

Add a data value.

Parameters:

value - The value to add.

addValue

public void addValue(Object label,
 double value)

Add a data value with a label.

Parameters:

label - The label for the value.

value - The value.

setLabelName

public void setLabelName(String labelName)

Set the label name (typically used as X-axis name).

Parameters:

labelName - Label name.

setValueName

public void setValueName(String valueName)

Set the value name (typically used as Y-axis name).

Parameters:

valueName - Value name.

setUnit

public void setUnit(String unit)

Set the unit for values.

Parameters:

unit - Unit to be set.

colorize

public void colorize()

Automatically assign colors to data points.

build

public void build()

Build the chart. This method should be called before getting the SVG output. It ensures the underlying Values are also built.

Specified by:

build in class Svg

isBuilt

public final boolean isBuilt()

Check if the chart is built.

Specified by:

isBuilt in class Svg

Returns:

True if built.