org.pentaho.plugin.jfreereport.reportcharts

Class CategoricalChartExpression

java.lang.Object

org.pentaho.reporting.engine.classic.core.function.AbstractExpression

org.pentaho.plugin.jfreereport.reportcharts.AbstractChartExpression

org.pentaho.plugin.jfreereport.reportcharts.CategoricalChartExpression

All Implemented Interfaces:

Serializable, Cloneable, ChartExpression, org.pentaho.reporting.engine.classic.core.DynamicExpression, org.pentaho.reporting.engine.classic.core.function.Expression, org.pentaho.reporting.engine.classic.core.LegacyUpdateHandler

Direct Known Subclasses:

LineChartExpression, StackedCategoricalChartExpression, WaterfallChartExpressions

public abstract class CategoricalChartExpression
extends AbstractChartExpression
implements org.pentaho.reporting.engine.classic.core.LegacyUpdateHandler

This class allows you to embed categorical charts into JFreeReport XML definitions.

Author:

mbatchel

See Also:

Serialized Form

Field Summary

Fields inherited from class org.pentaho.plugin.jfreereport.reportcharts.AbstractChartExpression

EMPTY_STROKE, LINE_STYLE_DASH_STR, LINE_STYLE_DASHDOT_STR, LINE_STYLE_DASHDOTDOT_STR, LINE_STYLE_DOT_STR, LINE_STYLE_SOLID_STR

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	CategoricalChartExpression()

Method Summary

Modifier and Type	Method and Description
protected org.jfree.chart.JFreeChart	computeCategoryChart(org.jfree.data.category.CategoryDataset dataset)
protected org.jfree.chart.JFreeChart	computeChart(org.jfree.data.general.Dataset dataset)
protected org.jfree.chart.plot.PlotOrientation	computePlotOrientation()
protected void	configureChart(org.jfree.chart.JFreeChart chart)
protected void	configureLogarithmicAxis(org.jfree.chart.plot.CategoryPlot plot)
protected void	configureRangeAxis(org.jfree.chart.plot.CategoryPlot cpl, Font labelFont)
protected org.jfree.chart.axis.CategoryLabelPosition	createUpRotationCategoryLabelPosition(org.pentaho.plugin.jfreereport.reportcharts.CategoricalChartExpression.PlaneDirection axisPosition, double labelAngle) Used instead of org.jfree.chart.axis.CategoryLabelPosition.createUpRotationLabelPositions.
String	getCategoricalAxisMessageFormat()
Double	getCategoricalItemLabelRotation()
Double	getCategoricalItemLabelRotationDeg()
String	getCategoricalLabelDateFormat()
String	getCategoricalLabelDecimalFormat()
String	getCategoricalLabelFormat()
String	getCategoryAxisLabel()
Double	getCategoryMargin()
Font	getCategoryTickFont()
Font	getCategoryTitleFont()
org.jfree.chart.JFreeChart	getChart(org.jfree.data.category.CategoryDataset categoryDataset) Deprecated. should not be public and should not be a getter. In fact. it will be removed in PRD-4.0
protected int	getDateUnitAsInt(Class domainTimePeriod)
org.pentaho.reporting.engine.classic.core.function.Expression	getInstance() Return a completly separated copy of this function.
Double	getLabelRotation()
Double	getLabelRotationDeg()
Double	getLowerMargin()
Float	getMaxCategoryLabelWidthRatio()
double	getRangeMaximum() Return the range axis' maximum value
double	getRangeMinimum() Return the range axis' minimum value
double	getRangePeriodCount()
Font	getRangeTickFont() Return the java.awt.Font to be used to display the range axis tick labels
NumberFormat	getRangeTickFormat()
String	getRangeTickFormatString()
Class	getRangeTimePeriod()
Font	getRangeTitleFont()
double	getScaleFactor()
protected org.pentaho.plugin.jfreereport.reportcharts.CategoricalChartExpression.PlaneDirection	getTextAnchorDirectionOfAngle(double angle) Chooses a proper anchor for a text label at a chart axis tick.
Double	getUpperMargin()
String	getValueAxisLabel()
boolean	isAutoRange()
boolean	isHorizontal()
boolean	isHumanReadableLogarithmicFormat()
boolean	isLogarithmicAxis()
boolean	isRangeIncludesZero()
boolean	isRangeStickyZero()
boolean	isShowGridlines()
void	reconfigureForCompatibility(int versionTag)
void	setAutoRange(boolean autoRange)
void	setCategoricalAxisMessageFormat(String categoricalAxisMessageFormat)
void	setCategoricalItemLabelRotation(Double value)
void	setCategoricalItemLabelRotationDeg(Double value)
void	setCategoricalLabelDateFormat(String value)
void	setCategoricalLabelDecimalFormat(String value)
void	setCategoricalLabelFormat(String value)
void	setCategoryAxisLabel(String categoryAxisLabel)
void	setCategoryMargin(Double categoryMargin)
void	setCategoryTickFont(Font categoryTickFont)
void	setCategoryTitleFont(Font categoryTitleFont)
void	setHorizontal(boolean value)
void	setHumanReadableLogarithmicFormat(boolean humanReadableLogarithmicFormat)
void	setLabelRotation(Double value)
void	setLabelRotationDeg(Double value)
void	setLogarithmicAxis(boolean logarithmicAxis)
void	setLowerMargin(Double lowerMargin)
void	setMaxCategoryLabelWidthRatio(Float value)
void	setRangeIncludesZero(boolean rangeIncludesZero)
void	setRangeMaximum(double rangeMaximum)
void	setRangeMinimum(double rangeMinimum)
void	setRangePeriodCount(double rangePeriodCount)
void	setRangeStickyZero(boolean rangeStickyZero)
void	setRangeTickFont(Font rangeTickFont)
void	setRangeTickFormat(NumberFormat rangeTickFormat)
void	setRangeTickFormatString(String rangeTickFormatString)
void	setRangeTimePeriod(Class rangeTimePeriod)
void	setRangeTitleFont(Font rangeTitleFont)
void	setScaleFactor(double scaleFactor)
void	setShowGridlines(boolean value)
void	setUpperMargin(Double upperMargin)
void	setValueAxisLabel(String valueAxisLabel)

Methods inherited from class org.pentaho.plugin.jfreereport.reportcharts.AbstractChartExpression

addExpression, computeTitle, getBackgroundColor, getBackgroundImage, getBorderColor, getChartDirectory, getChartFile, getChartFromCache, getChartHeight, getChartUrlMask, getChartWidth, getColorFromString, getDataSource, getDependencyLevel, getExpressionMap, getHyperlinkFormulas, getItemLabelFont, getItemsLabelVisible, getLabelFont, getLegendBackgroundColor, getLegendFont, getLegendLocation, getLegendTextColor, getNoDataMessage, getPlotBackgroundAlpha, getPlotBackgroundColor, getPlotForegroundAlpha, getPossibleExpressionStringValue, getPostProcessingLanguage, getPostProcessingScript, getSeriesColor, getSeriesColor, getSeriesColorCount, getSeriesColors, getTitle, getTitleField, getTitleFont, getTitleText, getTooltipFormula, getUrlFormula, getValue, isAntiAlias, isChartSectionOutline, isDrawLegendBorder, isReturnFileNameOnly, isReturnImageReference, isShowBorder, isShowLegend, isThreeD, isUseDrawable, loadChartFromCache, parseColorFromString, postProcessChart, putChartInCache, removeExpression, setAntiAlias, setBackgroundColor, setBackgroundImage, setBorderColor, setChartDirectory, setChartFile, setChartHeight, setChartSectionOutline, setChartUrlMask, setChartWidth, setDataSource, setDependencyLevel, setDrawLegendBorder, setExpressionMap, setItemLabelFont, setItemsLabelVisible, setLabelFont, setLegendBackgroundColor, setLegendFont, setLegendLocation, setLegendTextColor, setNoDataMessage, setPlotBackgroundAlpha, setPlotBackgroundColor, setPlotForegroundAlpha, setPostProcessingLanguage, setPostProcessingScript, setReturnFileNameOnly, setReturnImageReference, setSeriesColor, setSeriesColor, setShowBorder, setShowLegend, setThreeD, setTitle, setTitleField, setTitleFont, setTitleText, setTooltipFormula, setUrlFormula, setUseDrawable, standardTickUnitsApplyFormat, storeChartInCache, translateEdge, translateLineStyle

Methods inherited from class org.pentaho.reporting.engine.classic.core.function.AbstractExpression

clone, getDataRow, getName, getReportConfiguration, getResourceBundleFactory, getRuntime, isActive, isDeepTraversing, isPreserve, setActive, setName, setPreserve, setRuntime

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.pentaho.reporting.engine.classic.core.function.Expression

clone, getDataRow, getName, getReportConfiguration, getResourceBundleFactory, getRuntime, isActive, isDeepTraversing, isPreserve, setName, setRuntime

Constructor Detail

CategoricalChartExpression

protected CategoricalChartExpression()

Method Detail

getCategoryTitleFont

public Font getCategoryTitleFont()

setCategoryTitleFont

public void setCategoryTitleFont(Font categoryTitleFont)

getCategoryTickFont

public Font getCategoryTickFont()

setCategoryTickFont

public void setCategoryTickFont(Font categoryTickFont)

getRangeTickFormatString

public String getRangeTickFormatString()

setRangeTickFormatString

public void setRangeTickFormatString(String rangeTickFormatString)

getCategoricalAxisMessageFormat

public String getCategoricalAxisMessageFormat()

setCategoricalAxisMessageFormat

public void setCategoricalAxisMessageFormat(String categoricalAxisMessageFormat)

getRangeTickFont

public Font getRangeTickFont()

Return the java.awt.Font to be used to display the range axis tick labels

Returns:

Font The Font for the range axis tick labels

setRangeTickFont

public void setRangeTickFont(Font rangeTickFont)

Parameters:

rangeTickFont - The rangeTitleFont to set.

getRangeMinimum

public double getRangeMinimum()

Return the range axis' minimum value

Returns:

double Range axis' minimum value

setRangeMinimum

public void setRangeMinimum(double rangeMinimum)

Parameters:

rangeMinimum - Set the minimum value of the range axis.

getRangeMaximum

public double getRangeMaximum()

Return the range axis' maximum value

Returns:

double Range axis' maximum value

setRangeMaximum

public void setRangeMaximum(double rangeMaximum)

Parameters:

rangeMaximum - Set the maximum value of the range axis.

getRangeTitleFont

public Font getRangeTitleFont()

Returns:

Returns the rangeTitleFont.

setRangeTitleFont

public void setRangeTitleFont(Font rangeTitleFont)

Parameters:

rangeTitleFont - The rangeTitleFont to set.

getRangeTickFormat

public NumberFormat getRangeTickFormat()

Returns:

Returns the rangeTickFormat.

setRangeTickFormat

public void setRangeTickFormat(NumberFormat rangeTickFormat)

Parameters:

rangeTickFormat - The range tick number format to set.

isRangeIncludesZero

public boolean isRangeIncludesZero()

Returns:

Returns the rangeIncludeZero.

setRangeIncludesZero

public void setRangeIncludesZero(boolean rangeIncludesZero)

Parameters:

rangeIncludesZero - The domainIncludesZero to set.

isRangeStickyZero

public boolean isRangeStickyZero()

Returns:

Returns the rangeStickyZero.

setRangeStickyZero

public void setRangeStickyZero(boolean rangeStickyZero)

Parameters:

rangeStickyZero - The rangeStickyZero to set.

isLogarithmicAxis

public boolean isLogarithmicAxis()

setLogarithmicAxis

public void setLogarithmicAxis(boolean logarithmicAxis)

isHumanReadableLogarithmicFormat

public boolean isHumanReadableLogarithmicFormat()

setHumanReadableLogarithmicFormat

public void setHumanReadableLogarithmicFormat(boolean humanReadableLogarithmicFormat)

getLowerMargin

public Double getLowerMargin()

setLowerMargin

public void setLowerMargin(Double lowerMargin)

getUpperMargin

public Double getUpperMargin()

setUpperMargin

public void setUpperMargin(Double upperMargin)

getCategoryMargin

public Double getCategoryMargin()

setCategoryMargin

public void setCategoryMargin(Double categoryMargin)

getLabelRotationDeg

public Double getLabelRotationDeg()

setLabelRotationDeg

public void setLabelRotationDeg(Double value)

getLabelRotation

public Double getLabelRotation()

setLabelRotation

public void setLabelRotation(Double value)

getCategoricalItemLabelRotationDeg

public Double getCategoricalItemLabelRotationDeg()

setCategoricalItemLabelRotationDeg

public void setCategoricalItemLabelRotationDeg(Double value)

getCategoricalItemLabelRotation

public Double getCategoricalItemLabelRotation()

setCategoricalItemLabelRotation

public void setCategoricalItemLabelRotation(Double value)

setMaxCategoryLabelWidthRatio

public void setMaxCategoryLabelWidthRatio(Float value)

getMaxCategoryLabelWidthRatio

public Float getMaxCategoryLabelWidthRatio()

isShowGridlines

public boolean isShowGridlines()

setShowGridlines

public void setShowGridlines(boolean value)

isHorizontal

public boolean isHorizontal()

setHorizontal

public void setHorizontal(boolean value)

getValueAxisLabel

public String getValueAxisLabel()

setValueAxisLabel

public void setValueAxisLabel(String valueAxisLabel)

getCategoryAxisLabel

public String getCategoryAxisLabel()

setCategoryAxisLabel

public void setCategoryAxisLabel(String categoryAxisLabel)

setCategoricalLabelFormat

public void setCategoricalLabelFormat(String value)

getCategoricalLabelFormat

public String getCategoricalLabelFormat()

setCategoricalLabelDecimalFormat

public void setCategoricalLabelDecimalFormat(String value)

getCategoricalLabelDecimalFormat

public String getCategoricalLabelDecimalFormat()

setCategoricalLabelDateFormat

public void setCategoricalLabelDateFormat(String value)

getCategoricalLabelDateFormat

public String getCategoricalLabelDateFormat()

isAutoRange

public boolean isAutoRange()

setAutoRange

public void setAutoRange(boolean autoRange)

getScaleFactor

public double getScaleFactor()

setScaleFactor

public void setScaleFactor(double scaleFactor)

computeChart

protected org.jfree.chart.JFreeChart computeChart(org.jfree.data.general.Dataset dataset)

Overrides:

computeChart in class AbstractChartExpression

computeCategoryChart

protected org.jfree.chart.JFreeChart computeCategoryChart(org.jfree.data.category.CategoryDataset dataset)

getChart

public org.jfree.chart.JFreeChart getChart(org.jfree.data.category.CategoryDataset categoryDataset)

Deprecated. should not be public and should not be a getter. In fact. it will be removed in PRD-4.0

Parameters:

categoryDataset - the dataset.

Returns:

the generated chart. This implementation returns null.

computePlotOrientation

protected org.jfree.chart.plot.PlotOrientation computePlotOrientation()

configureChart

protected void configureChart(org.jfree.chart.JFreeChart chart)

Overrides:

configureChart in class AbstractChartExpression

configureRangeAxis

protected void configureRangeAxis(org.jfree.chart.plot.CategoryPlot cpl,
                                  Font labelFont)

configureLogarithmicAxis

protected void configureLogarithmicAxis(org.jfree.chart.plot.CategoryPlot plot)

getRangeTimePeriod

public Class getRangeTimePeriod()

setRangeTimePeriod

public void setRangeTimePeriod(Class rangeTimePeriod)

getRangePeriodCount

public double getRangePeriodCount()

setRangePeriodCount

public void setRangePeriodCount(double rangePeriodCount)

getInstance

public org.pentaho.reporting.engine.classic.core.function.Expression getInstance()

Return a completly separated copy of this function. The copy does no longer share any changeable objects with the original function.

Specified by:

getInstance in interface org.pentaho.reporting.engine.classic.core.function.Expression

Overrides:

getInstance in class AbstractChartExpression

Returns:

a copy of this function.

getDateUnitAsInt

protected int getDateUnitAsInt(Class domainTimePeriod)

reconfigureForCompatibility

public void reconfigureForCompatibility(int versionTag)

Specified by:

reconfigureForCompatibility in interface org.pentaho.reporting.engine.classic.core.LegacyUpdateHandler

createUpRotationCategoryLabelPosition

protected org.jfree.chart.axis.CategoryLabelPosition createUpRotationCategoryLabelPosition(org.pentaho.plugin.jfreereport.reportcharts.CategoricalChartExpression.PlaneDirection axisPosition,
                                                                                           double labelAngle)

Used instead of org.jfree.chart.axis.CategoryLabelPosition.createUpRotationLabelPositions.

It additionally takes into consideration the axis position.

Parameters:

axisPosition -

labelAngle -

Returns:

getTextAnchorDirectionOfAngle

protected org.pentaho.plugin.jfreereport.reportcharts.CategoricalChartExpression.PlaneDirection getTextAnchorDirectionOfAngle(double angle)

Chooses a proper anchor for a text label at a chart axis tick.

E.g.

Axis position is LEFT, label rotation = 0. So angle = 0.

Axis position is BOTTOM, label rotation = 90. So angle = 0.

Axis position is BOTTOM, label rotation = 0. So angle = pi/2 (90 degrees).

Parameters:

angle - can be assumed as the label-relative direction to the axis.

Returns: