Package net.sf.jasperreports.engine.fill

Class DefaultChartTheme

java.lang.Object

net.sf.jasperreports.engine.fill.DefaultChartTheme

All Implemented Interfaces:

ChartTheme

public class DefaultChartTheme
extends Object
implements ChartTheme

Author:

Teodor Danciu ([email protected]), Some enhancements by Barry Klawans ([email protected])

Field Summary

Fields

Modifier and Type	Field	Description
static ChartThemeBundle	BUNDLE
static String	EXCEPTION_MESSAGE_KEY_UNSUPPORTED_CHART_TYPE
static String	PROPERTY_DIAL_LABEL
static String	PROPERTY_DIAL_VALUE_DISPLAY_VISIBLE
static String	PROPERTY_DOMAIN_AXIS_INTEGER_UNIT
static String	PROPERTY_DOMAIN_AXIS_TICK_COUNT
static String	PROPERTY_DOMAIN_AXIS_TICK_INTERVAL
static String	PROPERTY_RANGE_AXIS_INTEGER_UNIT
static String	PROPERTY_RANGE_AXIS_TICK_COUNT
static String	PROPERTY_RANGE_AXIS_TICK_INTERVAL
protected static Color	TRANSPARENT_PAINT

Constructor Summary

Constructors

Constructor	Description
DefaultChartTheme()

Method Summary

Modifier and Type	Method	Description
protected void	calculateTickUnits(org.jfree.chart.axis.Axis axis, boolean isRangeAxis)	For a given axis, adjust the tick unit size, in order to have a customizable number of ticks on that axis
protected void	configureAxis(org.jfree.chart.axis.Axis axis, JRFont labelFont, Color labelColor, JRFont tickLabelFont, Color tickLabelColor, String tickLabelMask, Boolean verticalTickLabels, Color lineColor, boolean isRangeAxis, Comparable<?> axisMinValue, Comparable<?> axisMaxValue)	Sets all the axis formatting options.
protected void	configureChart(org.jfree.chart.JFreeChart jfreeChart)
protected void	configurePlot(org.jfree.chart.plot.Plot plot)
protected org.jfree.chart.plot.MeterInterval	convertInterval(JRMeterInterval interval)	Converts a JasperReports meter interval to one that JFreeChart understands.
protected org.jfree.data.Range	convertRange(JRDataRange dataRange)	Converts a JasperReport data range into one understood by JFreeChart.
protected org.jfree.chart.JFreeChart	createAreaChart()
protected org.jfree.chart.JFreeChart	createBar3DChart()
protected org.jfree.chart.JFreeChart	createBarChart()
protected org.jfree.chart.JFreeChart	createBubbleChart()
protected org.jfree.chart.JFreeChart	createCandlestickChart()
org.jfree.chart.JFreeChart	createChart(ChartContext chartContext)
protected org.jfree.chart.JFreeChart	createDialChart()
protected org.jfree.chart.JFreeChart	createGanttChart()
protected org.jfree.chart.JFreeChart	createHighLowChart()
protected org.jfree.chart.JFreeChart	createLineChart()
protected org.jfree.chart.JFreeChart	createMeterChart()
protected org.jfree.chart.JFreeChart	createPie3DChart()
protected org.jfree.chart.JFreeChart	createPieChart()
protected org.jfree.chart.JFreeChart	createScatterChart()
protected org.jfree.chart.JFreeChart	createStackedAreaChart()
protected org.jfree.chart.JFreeChart	createStackedBar3DChart()
protected org.jfree.chart.JFreeChart	createStackedBarChart()
protected org.jfree.chart.JFreeChart	createThermometerChart()	Build and run a thermometer chart.
protected org.jfree.chart.JFreeChart	createTimeSeriesChart()
protected org.jfree.chart.JFreeChart	createXyAreaChart()
protected org.jfree.chart.JFreeChart	createXYBarChart()
protected org.jfree.chart.JFreeChart	createXyLineChart()
protected Object	evaluateExpression(JRExpression expression)
protected String	evaluateTextExpression(JRExpression expression)
protected JRChart	getChart()
protected org.jfree.chart.axis.AxisLocation	getChartAxisLocation(JRChartAxis chartAxis)	Specifies the axis location.
protected org.jfree.data.general.Dataset	getDataset()
protected JRFont	getFont(JRFont font)
protected Object	getLabelGenerator()
protected Locale	getLocale()
protected JRChartPlot	getPlot()
protected boolean	isShowLegend()	Specifies whether a chart legend should be visible or no by default.
protected void	setAxisBounds(org.jfree.chart.axis.Axis axis, boolean isRangeAxis, Comparable<?> axisMinValue, Comparable<?> axisMaxValue)

Methods inherited from class java.lang.Object

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

Field Detail

EXCEPTION_MESSAGE_KEY_UNSUPPORTED_CHART_TYPE

public static final String EXCEPTION_MESSAGE_KEY_UNSUPPORTED_CHART_TYPE

See Also:

Constant Field Values

PROPERTY_DIAL_VALUE_DISPLAY_VISIBLE

public static final String PROPERTY_DIAL_VALUE_DISPLAY_VISIBLE

See Also:

Constant Field Values

PROPERTY_DIAL_LABEL

public static final String PROPERTY_DIAL_LABEL

See Also:

Constant Field Values

PROPERTY_RANGE_AXIS_TICK_COUNT

public static final String PROPERTY_RANGE_AXIS_TICK_COUNT

See Also:

Constant Field Values

PROPERTY_RANGE_AXIS_TICK_INTERVAL

public static final String PROPERTY_RANGE_AXIS_TICK_INTERVAL

See Also:

Constant Field Values

PROPERTY_RANGE_AXIS_INTEGER_UNIT

public static final String PROPERTY_RANGE_AXIS_INTEGER_UNIT

See Also:

Constant Field Values

PROPERTY_DOMAIN_AXIS_TICK_COUNT

public static final String PROPERTY_DOMAIN_AXIS_TICK_COUNT

See Also:

Constant Field Values

PROPERTY_DOMAIN_AXIS_TICK_INTERVAL

public static final String PROPERTY_DOMAIN_AXIS_TICK_INTERVAL

See Also:

Constant Field Values

PROPERTY_DOMAIN_AXIS_INTEGER_UNIT

public static final String PROPERTY_DOMAIN_AXIS_INTEGER_UNIT

See Also:

Constant Field Values

TRANSPARENT_PAINT

protected static final Color TRANSPARENT_PAINT

BUNDLE

public static final ChartThemeBundle BUNDLE

Constructor Detail

DefaultChartTheme

public DefaultChartTheme()

Method Detail

getChart

protected JRChart getChart()

getPlot

protected JRChartPlot getPlot()

getDataset

protected org.jfree.data.general.Dataset getDataset()

getLabelGenerator

protected Object getLabelGenerator()

getLocale

protected Locale getLocale()

getFont

protected JRFont getFont(JRFont font)

evaluateTextExpression

protected final String evaluateTextExpression(JRExpression expression)
                                       throws JRException

Throws:

JRException

evaluateExpression

protected final Object evaluateExpression(JRExpression expression)
                                   throws JRException

Throws:

JRException

createChart

public org.jfree.chart.JFreeChart createChart(ChartContext chartContext)
                                       throws JRException

Specified by:

createChart in interface ChartTheme

Returns:

an org.jfree.chart.JFreeChart object representing the chart

Throws:

JRException

configureChart

protected void configureChart(org.jfree.chart.JFreeChart jfreeChart)
                       throws JRException

Throws:

JRException

configurePlot

protected void configurePlot(org.jfree.chart.plot.Plot plot)

configureAxis

protected void configureAxis(org.jfree.chart.axis.Axis axis,
                             JRFont labelFont,
                             Color labelColor,
                             JRFont tickLabelFont,
                             Color tickLabelColor,
                             String tickLabelMask,
                             Boolean verticalTickLabels,
                             Color lineColor,
                             boolean isRangeAxis,
                             Comparable<?> axisMinValue,
                             Comparable<?> axisMaxValue)

Sets all the axis formatting options. This includes the colors and fonts to use on the axis as well as the color to use when drawing the axis line.

Parameters:

axis - the axis to format

labelFont - the font to use for the axis label

labelColor - the color of the axis label

tickLabelFont - the font to use for each tick mark value label

tickLabelColor - the color of each tick mark value label

tickLabelMask - formatting mask for the label. If the axis is a NumberAxis then the mask should be java.text.DecimalFormat mask, and if it is a DateAxis then the mask should be a java.text.SimpleDateFormat mask.

verticalTickLabels - flag to draw tick labels at 90 degrees

lineColor - color to use when drawing the axis line and any tick marks

createAreaChart

protected org.jfree.chart.JFreeChart createAreaChart()
                                              throws JRException

Throws:

JRException

createBar3DChart

protected org.jfree.chart.JFreeChart createBar3DChart()
                                               throws JRException

Throws:

JRException

createBarChart

protected org.jfree.chart.JFreeChart createBarChart()
                                             throws JRException

Throws:

JRException

createBubbleChart

protected org.jfree.chart.JFreeChart createBubbleChart()
                                                throws JRException

Throws:

JRException

createCandlestickChart

protected org.jfree.chart.JFreeChart createCandlestickChart()
                                                     throws JRException

Throws:

JRException

createHighLowChart

protected org.jfree.chart.JFreeChart createHighLowChart()
                                                 throws JRException

Throws:

JRException

createLineChart

protected org.jfree.chart.JFreeChart createLineChart()
                                              throws JRException

Throws:

JRException

createPie3DChart

protected org.jfree.chart.JFreeChart createPie3DChart()
                                               throws JRException

Throws:

JRException

createPieChart

protected org.jfree.chart.JFreeChart createPieChart()
                                             throws JRException

Throws:

JRException

createScatterChart

protected org.jfree.chart.JFreeChart createScatterChart()
                                                 throws JRException

Throws:

JRException

createStackedBar3DChart

protected org.jfree.chart.JFreeChart createStackedBar3DChart()
                                                      throws JRException

Throws:

JRException

createStackedBarChart

protected org.jfree.chart.JFreeChart createStackedBarChart()
                                                    throws JRException

Throws:

JRException

createStackedAreaChart

protected org.jfree.chart.JFreeChart createStackedAreaChart()
                                                     throws JRException

Throws:

JRException

createXyAreaChart

protected org.jfree.chart.JFreeChart createXyAreaChart()
                                                throws JRException

Throws:

JRException

createXYBarChart

protected org.jfree.chart.JFreeChart createXYBarChart()
                                               throws JRException

Throws:

JRException

createXyLineChart

protected org.jfree.chart.JFreeChart createXyLineChart()
                                                throws JRException

Throws:

JRException

createTimeSeriesChart

protected org.jfree.chart.JFreeChart createTimeSeriesChart()
                                                    throws JRException

Throws:

JRException

createGanttChart

protected org.jfree.chart.JFreeChart createGanttChart()
                                               throws JRException

Throws:

JRException

convertRange

protected org.jfree.data.Range convertRange(JRDataRange dataRange)
                                     throws JRException

Converts a JasperReport data range into one understood by JFreeChart.

Parameters:

dataRange - the JasperReport version of the range

Returns:

the JFreeChart version of the range

Throws:

JRException - thrown when the low value of the range is greater than the high value

convertInterval

protected org.jfree.chart.plot.MeterInterval convertInterval(JRMeterInterval interval)
                                                      throws JRException

Converts a JasperReports meter interval to one that JFreeChart understands.

Parameters:

interval - the JasperReports definition of an interval

Returns:

the JFreeChart version of the same interval

Throws:

JRException - thrown when the interval contains an invalid range

createMeterChart

protected org.jfree.chart.JFreeChart createMeterChart()
                                               throws JRException

Throws:

JRException

createThermometerChart

protected org.jfree.chart.JFreeChart createThermometerChart()
                                                     throws JRException

Build and run a thermometer chart. JFreeChart thermometer charts have some limitations. They always have a maximum of three ranges, and the colors of those ranges seems to be fixed.

Throws:

JRException

createDialChart

protected org.jfree.chart.JFreeChart createDialChart()
                                              throws JRException

Throws:

JRException

getChartAxisLocation

protected org.jfree.chart.axis.AxisLocation getChartAxisLocation(JRChartAxis chartAxis)

Specifies the axis location. It has to be overridden for child themes with another default axis location

setAxisBounds

protected void setAxisBounds(org.jfree.chart.axis.Axis axis,
                             boolean isRangeAxis,
                             Comparable<?> axisMinValue,
                             Comparable<?> axisMaxValue)

calculateTickUnits

protected void calculateTickUnits(org.jfree.chart.axis.Axis axis,
                                  boolean isRangeAxis)

For a given axis, adjust the tick unit size, in order to have a customizable number of ticks on that axis

isShowLegend

protected boolean isShowLegend()

Specifies whether a chart legend should be visible or no by default. It has to be overridden for child themes which don't show chart legends