org.sonar.api.charts
Class AbstractChart

java.lang.Object
  org.sonar.api.charts.AbstractChart

All Implemented Interfaces:

Chart, Extension, ServerExtension

public abstract class AbstractChart
extends Object
implements Chart

An extension point to generate JFreeChart charts

Since:

1.10

Field Summary

static Color[]	COLORS
static int	FONT_SIZE
static Color	GRID_COLOR
static Color	OUTLINE_COLOR

Constructor Summary

AbstractChart()

Method Summary

protected void	configureColors(org.jfree.data.Values2D dataset, org.jfree.chart.plot.CategoryPlot plot, String[] colorsHex) Helper to set color of series.
BufferedImage	generateImage(ChartParameters params) Generates a JFreeChart chart using a set of parameters
protected abstract org.jfree.chart.plot.Plot	getPlot(ChartParameters params)
protected boolean	hasLegend()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.sonar.api.charts.Chart

getKey

Field Detail

FONT_SIZE

public static final int FONT_SIZE

See Also:

Constant Field Values

OUTLINE_COLOR

public static final Color OUTLINE_COLOR

GRID_COLOR

public static final Color GRID_COLOR

COLORS

public static final Color[] COLORS

Constructor Detail

AbstractChart

public AbstractChart()

Method Detail

getPlot

protected abstract org.jfree.chart.plot.Plot getPlot(ChartParameters params)

hasLegend

protected boolean hasLegend()

generateImage

public BufferedImage generateImage(ChartParameters params)

Generates a JFreeChart chart using a set of parameters

Specified by:

generateImage in interface Chart

Parameters:

params - the chart parameters

Returns:

the generated chart

toString

public String toString()

Overrides:

toString in class Object

configureColors

protected void configureColors(org.jfree.data.Values2D dataset,
                               org.jfree.chart.plot.CategoryPlot plot,
                               String[] colorsHex)

Helper to set color of series. If the parameter colorsHex is null, then default Sonar colors are used.