CategoryAxis (JFreeChart Class Library (version 1.0.13))

java.lang.Object
- org.jfree.chart.axis.Axis
- - org.jfree.chart.axis.CategoryAxis

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

CategoryAxis3D, ExtendedCategoryAxis, SubCategoryAxis
```
public class CategoryAxis
extends Axis
implements java.lang.Cloneable, java.io.Serializable
```
An axis that displays categories.

See Also:
Serialized Form

Field Summary

Fields
Modifier and Type	Field and Description
`static double`	`DEFAULT_AXIS_MARGIN` The default margin for the axis (used for both lower and upper margins).
`static double`	`DEFAULT_CATEGORY_MARGIN` The default margin between categories (a percentage of the overall axis length).

Fields inherited from class org.jfree.chart.axis.Axis
DEFAULT_AXIS_LABEL_FONT, DEFAULT_AXIS_LABEL_INSETS, DEFAULT_AXIS_LABEL_PAINT, DEFAULT_AXIS_LINE_PAINT, DEFAULT_AXIS_LINE_STROKE, DEFAULT_AXIS_VISIBLE, DEFAULT_TICK_LABEL_FONT, DEFAULT_TICK_LABEL_INSETS, DEFAULT_TICK_LABEL_PAINT, DEFAULT_TICK_LABELS_VISIBLE, DEFAULT_TICK_MARK_INSIDE_LENGTH, DEFAULT_TICK_MARK_OUTSIDE_LENGTH, DEFAULT_TICK_MARK_PAINT, DEFAULT_TICK_MARK_STROKE, DEFAULT_TICK_MARKS_VISIBLE

Constructor Summary

Constructors
Constructor and Description
`CategoryAxis()` Creates a new category axis with no label.
`CategoryAxis(java.lang.String label)` Constructs a category axis, using default values where necessary.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`addCategoryLabelToolTip(java.lang.Comparable category, java.lang.String tooltip)` Adds a tooltip to the specified category and sends an `AxisChangeEvent` to all registered listeners.
`protected double`	`calculateCategoryGapSize(int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Calculates the size (width or height, depending on the location of the axis) of a category gap.
`protected double`	`calculateCategorySize(int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Calculates the size (width or height, depending on the location of the axis) of a category.
`protected double`	`calculateTextBlockHeight(TextBlock block, CategoryLabelPosition position, java.awt.Graphics2D g2)` A utility method for determining the height of a text block.
`protected double`	`calculateTextBlockWidth(TextBlock block, CategoryLabelPosition position, java.awt.Graphics2D g2)` A utility method for determining the width of a text block.
`void`	`clearCategoryLabelToolTips()` Clears the category label tooltips and sends an `AxisChangeEvent` to all registered listeners.
`java.lang.Object`	`clone()` Creates a clone of the axis.
`void`	`configure()` Configures the axis against the current plot.
`protected TextBlock`	`createLabel(java.lang.Comparable category, float width, RectangleEdge edge, java.awt.Graphics2D g2)` Creates a label.
`AxisState`	`draw(java.awt.Graphics2D g2, double cursor, java.awt.geom.Rectangle2D plotArea, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, PlotRenderingInfo plotState)` Draws the axis on a Java 2D graphics device (such as the screen or a printer).
`protected AxisState`	`drawCategoryLabels(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D plotArea, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, AxisState state, PlotRenderingInfo plotState)` Draws the category labels and returns the updated axis state.
`protected AxisState`	`drawCategoryLabels(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, AxisState state, PlotRenderingInfo plotState)` Deprecated. Use `drawCategoryLabels(Graphics2D, Rectangle2D, Rectangle2D, RectangleEdge, AxisState, PlotRenderingInfo)`.
`void`	`drawTickMarks(java.awt.Graphics2D g2, double cursor, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, AxisState state)` Draws the tick marks.
`boolean`	`equals(java.lang.Object obj)` Tests this axis for equality with an arbitrary object.
`double`	`getCategoryEnd(int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Returns the end coordinate for the specified category.
`double`	`getCategoryJava2DCoordinate(CategoryAnchor anchor, int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Returns the Java 2D coordinate for a category.
`int`	`getCategoryLabelPositionOffset()` Returns the offset between the axis and the category labels (before label positioning is taken into account).
`CategoryLabelPositions`	`getCategoryLabelPositions()` Returns the category label position specification (this contains label positioning info for all four possible axis locations).
`java.lang.String`	`getCategoryLabelToolTip(java.lang.Comparable category)` Returns the tool tip text for the label belonging to the specified category.
`double`	`getCategoryMargin()` Returns the category margin.
`double`	`getCategoryMiddle(java.lang.Comparable category, java.util.List categories, java.awt.geom.Rectangle2D area, RectangleEdge edge)` A convenience method that returns the axis coordinate for the centre of a category.
`double`	`getCategoryMiddle(int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Returns the middle coordinate for the specified category.
`double`	`getCategorySeriesMiddle(java.lang.Comparable category, java.lang.Comparable seriesKey, CategoryDataset dataset, double itemMargin, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Returns the middle coordinate (in Java2D space) for a series within a category.
`double`	`getCategorySeriesMiddle(int categoryIndex, int categoryCount, int seriesIndex, int seriesCount, double itemMargin, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Returns the middle coordinate (in Java2D space) for a series within a category.
`double`	`getCategoryStart(int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge)` Returns the starting coordinate for the specified category.
`double`	`getLowerMargin()` Returns the lower margin for the axis.
`int`	`getMaximumCategoryLabelLines()` Returns the maximum number of lines to use for each category label.
`float`	`getMaximumCategoryLabelWidthRatio()` Returns the category label width ratio.
`java.awt.Font`	`getTickLabelFont(java.lang.Comparable category)` Returns the font for the tick label for the given category.
`java.awt.Paint`	`getTickLabelPaint(java.lang.Comparable category)` Returns the paint for the tick label for the given category.
`double`	`getUpperMargin()` Returns the upper margin for the axis.
`int`	`hashCode()` Returns a hash code for this object.
`java.util.List`	`refreshTicks(java.awt.Graphics2D g2, AxisState state, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge)` Creates a temporary list of ticks that can be used when drawing the axis.
`void`	`removeCategoryLabelToolTip(java.lang.Comparable category)` Removes the tooltip for the specified category and sends an `AxisChangeEvent` to all registered listeners.
`AxisSpace`	`reserveSpace(java.awt.Graphics2D g2, Plot plot, java.awt.geom.Rectangle2D plotArea, RectangleEdge edge, AxisSpace space)` Estimates the space required for the axis, given a specific drawing area.
`void`	`setCategoryLabelPositionOffset(int offset)` Sets the offset between the axis and the category labels (before label positioning is taken into account).
`void`	`setCategoryLabelPositions(CategoryLabelPositions positions)` Sets the category label position specification for the axis and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setCategoryMargin(double margin)` Sets the category margin and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setLowerMargin(double margin)` Sets the lower margin for the axis and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setMaximumCategoryLabelLines(int lines)` Sets the maximum number of lines to use for each category label and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setMaximumCategoryLabelWidthRatio(float ratio)` Sets the maximum category label width ratio and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setTickLabelFont(java.lang.Comparable category, java.awt.Font font)` Sets the font for the tick label for the specified category and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setTickLabelPaint(java.lang.Comparable category, java.awt.Paint paint)` Sets the paint for the tick label for the specified category and sends an `AxisChangeEvent` to all registered listeners.
`void`	`setUpperMargin(double margin)` Sets the upper margin for the axis and sends an `AxisChangeEvent` to all registered listeners.

Methods inherited from class org.jfree.chart.axis.Axis
addChangeListener, createAndAddEntity, drawAxisLine, drawLabel, fireChangeEvent, getAxisLinePaint, getAxisLineStroke, getFixedDimension, getLabel, getLabelAngle, getLabelEnclosure, getLabelFont, getLabelInsets, getLabelPaint, getMinorTickMarkInsideLength, getMinorTickMarkOutsideLength, getPlot, getTickLabelFont, getTickLabelInsets, getTickLabelPaint, getTickMarkInsideLength, getTickMarkOutsideLength, getTickMarkPaint, getTickMarkStroke, hasListener, isAxisLineVisible, isMinorTickMarksVisible, isTickLabelsVisible, isTickMarksVisible, isVisible, notifyListeners, removeChangeListener, setAxisLinePaint, setAxisLineStroke, setAxisLineVisible, setFixedDimension, setLabel, setLabelAngle, setLabelFont, setLabelInsets, setLabelInsets, setLabelPaint, setMinorTickMarkInsideLength, setMinorTickMarkOutsideLength, setMinorTickMarksVisible, setPlot, setTickLabelFont, setTickLabelInsets, setTickLabelPaint, setTickLabelsVisible, setTickMarkInsideLength, setTickMarkOutsideLength, setTickMarkPaint, setTickMarkStroke, setTickMarksVisible, setVisible

Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - DEFAULT_AXIS_MARGIN
```
public static final double DEFAULT_AXIS_MARGIN
```
    The default margin for the axis (used for both lower and upper margins).
    
    See Also:
    Constant Field Values
  - DEFAULT_CATEGORY_MARGIN
```
public static final double DEFAULT_CATEGORY_MARGIN
```
    The default margin between categories (a percentage of the overall axis length).
    
    See Also:
    Constant Field Values
- Constructor Detail
  - CategoryAxis
```
public CategoryAxis()
```
    Creates a new category axis with no label.
  - CategoryAxis
```
public CategoryAxis(java.lang.String label)
```
    Constructs a category axis, using default values where necessary.
    
    Parameters:
    label - the axis label (null permitted).
- Method Detail
  - getLowerMargin
```
public double getLowerMargin()
```
    Returns the lower margin for the axis.
    
    Returns:
    The margin.
    See Also:
    getUpperMargin(), setLowerMargin(double)
  - setLowerMargin
```
public void setLowerMargin(double margin)
```
    Sets the lower margin for the axis and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    margin - the margin as a percentage of the axis length (for example, 0.05 is five percent).
    See Also:
    getLowerMargin()
  - getUpperMargin
```
public double getUpperMargin()
```
    Returns the upper margin for the axis.
    
    Returns:
    The margin.
    See Also:
    getLowerMargin(), setUpperMargin(double)
  - setUpperMargin
```
public void setUpperMargin(double margin)
```
    Sets the upper margin for the axis and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    margin - the margin as a percentage of the axis length (for example, 0.05 is five percent).
    See Also:
    getUpperMargin()
  - getCategoryMargin
```
public double getCategoryMargin()
```
    Returns the category margin.
    
    Returns:
    The margin.
    See Also:
    setCategoryMargin(double)
  - setCategoryMargin
```
public void setCategoryMargin(double margin)
```
    Sets the category margin and sends an AxisChangeEvent to all registered listeners. The overall category margin is distributed over N-1 gaps, where N is the number of categories on the axis.
    
    Parameters:
    margin - the margin as a percentage of the axis length (for example, 0.05 is five percent).
    See Also:
    getCategoryMargin()
  - getMaximumCategoryLabelLines
```
public int getMaximumCategoryLabelLines()
```
    Returns the maximum number of lines to use for each category label.
    
    Returns:
    The maximum number of lines.
    See Also:
    setMaximumCategoryLabelLines(int)
  - setMaximumCategoryLabelLines
```
public void setMaximumCategoryLabelLines(int lines)
```
    Sets the maximum number of lines to use for each category label and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    lines - the maximum number of lines.
    See Also:
    getMaximumCategoryLabelLines()
  - getMaximumCategoryLabelWidthRatio
```
public float getMaximumCategoryLabelWidthRatio()
```
    Returns the category label width ratio.
    
    Returns:
    The ratio.
    See Also:
    setMaximumCategoryLabelWidthRatio(float)
  - setMaximumCategoryLabelWidthRatio
```
public void setMaximumCategoryLabelWidthRatio(float ratio)
```
    Sets the maximum category label width ratio and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    ratio - the ratio.
    See Also:
    getMaximumCategoryLabelWidthRatio()
  - getCategoryLabelPositionOffset
```
public int getCategoryLabelPositionOffset()
```
    Returns the offset between the axis and the category labels (before label positioning is taken into account).
    
    Returns:
    The offset (in Java2D units).
    See Also:
    setCategoryLabelPositionOffset(int)
  - setCategoryLabelPositionOffset
```
public void setCategoryLabelPositionOffset(int offset)
```
    Sets the offset between the axis and the category labels (before label positioning is taken into account).
    
    Parameters:
    offset - the offset (in Java2D units).
    See Also:
    getCategoryLabelPositionOffset()
  - getCategoryLabelPositions
```
public CategoryLabelPositions getCategoryLabelPositions()
```
    Returns the category label position specification (this contains label positioning info for all four possible axis locations).
    
    Returns:
    The positions (never null).
    See Also:
    setCategoryLabelPositions(CategoryLabelPositions)
  - setCategoryLabelPositions
```
public void setCategoryLabelPositions(CategoryLabelPositions positions)
```
    Sets the category label position specification for the axis and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    positions - the positions (null not permitted).
    See Also:
    getCategoryLabelPositions()
  - getTickLabelFont
```
public java.awt.Font getTickLabelFont(java.lang.Comparable category)
```
    Returns the font for the tick label for the given category.
    
    Parameters:
    category - the category (null not permitted).
    
    Returns:
    The font (never null).
    See Also:
    setTickLabelFont(Comparable, Font)
  - setTickLabelFont
```
public void setTickLabelFont(java.lang.Comparable category,
                    java.awt.Font font)
```
    Sets the font for the tick label for the specified category and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    category - the category (null not permitted).
    font - the font (null permitted).
    See Also:
    getTickLabelFont(Comparable)
  - getTickLabelPaint
```
public java.awt.Paint getTickLabelPaint(java.lang.Comparable category)
```
    Returns the paint for the tick label for the given category.
    
    Parameters:
    category - the category (null not permitted).
    
    Returns:
    The paint (never null).
    See Also:
    Axis.setTickLabelPaint(Paint)
  - setTickLabelPaint
```
public void setTickLabelPaint(java.lang.Comparable category,
                     java.awt.Paint paint)
```
    Sets the paint for the tick label for the specified category and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    category - the category (null not permitted).
    paint - the paint (null permitted).
    See Also:
    getTickLabelPaint(Comparable)
  - addCategoryLabelToolTip
```
public void addCategoryLabelToolTip(java.lang.Comparable category,
                           java.lang.String tooltip)
```
    Adds a tooltip to the specified category and sends an AxisChangeEvent to all registered listeners.
    
    Parameters:
    category - the category (null not permitted).
    tooltip - the tooltip text (null permitted).
    See Also:
    removeCategoryLabelToolTip(Comparable)
  getCategoryLabelToolTip public java.lang.String getCategoryLabelToolTip(java.lang.Comparable category) Returns the tool tip text for the label belonging to the specified category. Parameters: category - the category (null not permitted). Returns: The tool tip text (possibly null). See Also: addCategoryLabelToolTip(Comparable, String), removeCategoryLabelToolTip(Comparable) removeCategoryLabelToolTip public void removeCategoryLabelToolTip(java.lang.Comparable category) Removes the tooltip for the specified category and sends an AxisChangeEvent to all registered listeners. Parameters: category - the category (null not permitted). See Also: addCategoryLabelToolTip(Comparable, String), clearCategoryLabelToolTips() clearCategoryLabelToolTips public void clearCategoryLabelToolTips() Clears the category label tooltips and sends an AxisChangeEvent to all registered listeners. See Also: addCategoryLabelToolTip(Comparable, String), removeCategoryLabelToolTip(Comparable) getCategoryJava2DCoordinate public double getCategoryJava2DCoordinate(CategoryAnchor anchor, int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge) Returns the Java 2D coordinate for a category. Parameters: anchor - the anchor point. category - the category index. categoryCount - the category count. area - the data area. edge - the location of the axis. Returns: The coordinate. getCategoryStart public double getCategoryStart(int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge) Returns the starting coordinate for the specified category. Parameters: category - the category. categoryCount - the number of categories. area - the data area. edge - the axis location. Returns: The coordinate. See Also: getCategoryMiddle(int, int, Rectangle2D, RectangleEdge), getCategoryEnd(int, int, Rectangle2D, RectangleEdge) getCategoryMiddle public double getCategoryMiddle(int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge) Returns the middle coordinate for the specified category. Parameters: category - the category. categoryCount - the number of categories. area - the data area. edge - the axis location. Returns: The coordinate. See Also: getCategoryStart(int, int, Rectangle2D, RectangleEdge), getCategoryEnd(int, int, Rectangle2D, RectangleEdge) getCategoryEnd public double getCategoryEnd(int category, int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge) Returns the end coordinate for the specified category. Parameters: category - the category. categoryCount - the number of categories. area - the data area. edge - the axis location. Returns: The coordinate. See Also: getCategoryStart(int, int, Rectangle2D, RectangleEdge), getCategoryMiddle(int, int, Rectangle2D, RectangleEdge) getCategoryMiddle public double getCategoryMiddle(java.lang.Comparable category, java.util.List categories, java.awt.geom.Rectangle2D area, RectangleEdge edge) A convenience method that returns the axis coordinate for the centre of a category. Parameters: category - the category key (null not permitted). categories - the categories (null not permitted). area - the data area (null not permitted). edge - the edge along which the axis lies (null not permitted). Returns: The centre coordinate. Since: 1.0.11 See Also: getCategorySeriesMiddle(Comparable, Comparable, CategoryDataset, double, Rectangle2D, RectangleEdge) getCategorySeriesMiddle public double getCategorySeriesMiddle(java.lang.Comparable category, java.lang.Comparable seriesKey, CategoryDataset dataset, double itemMargin, java.awt.geom.Rectangle2D area, RectangleEdge edge) Returns the middle coordinate (in Java2D space) for a series within a category. Parameters: category - the category (null not permitted). seriesKey - the series key (null not permitted). dataset - the dataset (null not permitted). itemMargin - the item margin (0.0 <= itemMargin < 1.0); area - the area (null not permitted). edge - the edge (null not permitted). Returns: The coordinate in Java2D space. Since: 1.0.7 getCategorySeriesMiddle public double getCategorySeriesMiddle(int categoryIndex, int categoryCount, int seriesIndex, int seriesCount, double itemMargin, java.awt.geom.Rectangle2D area, RectangleEdge edge) Returns the middle coordinate (in Java2D space) for a series within a category. Parameters: categoryIndex - the category index. categoryCount - the category count. seriesIndex - the series index. seriesCount - the series count. itemMargin - the item margin (0.0 <= itemMargin < 1.0); area - the area (null not permitted). edge - the edge (null not permitted). Returns: The coordinate in Java2D space. Since: 1.0.13 calculateCategorySize protected double calculateCategorySize(int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge) Calculates the size (width or height, depending on the location of the axis) of a category. Parameters: categoryCount - the number of categories. area - the area within which the categories will be drawn. edge - the axis location. Returns: The category size. calculateCategoryGapSize protected double calculateCategoryGapSize(int categoryCount, java.awt.geom.Rectangle2D area, RectangleEdge edge) Calculates the size (width or height, depending on the location of the axis) of a category gap. Parameters: categoryCount - the number of categories. area - the area within which the categories will be drawn. edge - the axis location. Returns: The category gap width. reserveSpace public AxisSpace reserveSpace(java.awt.Graphics2D g2, Plot plot, java.awt.geom.Rectangle2D plotArea, RectangleEdge edge, AxisSpace space) Estimates the space required for the axis, given a specific drawing area. Specified by: reserveSpace in class Axis Parameters: g2 - the graphics device (used to obtain font information). plot - the plot that the axis belongs to. plotArea - the area within which the axis should be drawn. edge - the axis location (top or bottom). space - the space already reserved. Returns: The space required to draw the axis. configure public void configure() Configures the axis against the current plot. Specified by: configure in class Axis draw public AxisState draw(java.awt.Graphics2D g2, double cursor, java.awt.geom.Rectangle2D plotArea, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, PlotRenderingInfo plotState) Draws the axis on a Java 2D graphics device (such as the screen or a printer). Specified by: draw in class Axis Parameters: g2 - the graphics device (null not permitted). cursor - the cursor location. plotArea - the area within which the axis should be drawn (null not permitted). dataArea - the area within which the plot is being drawn (null not permitted). edge - the location of the axis (null not permitted). plotState - collects information about the plot (null permitted). Returns: The axis state (never null). drawCategoryLabels protected AxisState drawCategoryLabels(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, AxisState state, PlotRenderingInfo plotState) Deprecated. Use drawCategoryLabels(Graphics2D, Rectangle2D, Rectangle2D, RectangleEdge, AxisState, PlotRenderingInfo). Draws the category labels and returns the updated axis state. Parameters: g2 - the graphics device (null not permitted). dataArea - the area inside the axes (null not permitted). edge - the axis location (null not permitted). state - the axis state (null not permitted). plotState - collects information about the plot (null permitted). Returns: The updated axis state (never null). drawCategoryLabels protected AxisState drawCategoryLabels(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D plotArea, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, AxisState state, PlotRenderingInfo plotState) Draws the category labels and returns the updated axis state. Parameters: g2 - the graphics device (null not permitted). plotArea - the plot area (null not permitted). dataArea - the area inside the axes (null not permitted). edge - the axis location (null not permitted). state - the axis state (null not permitted). plotState - collects information about the plot (null permitted). Returns: The updated axis state (never null). refreshTicks public java.util.List refreshTicks(java.awt.Graphics2D g2, AxisState state, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge) Creates a temporary list of ticks that can be used when drawing the axis. Specified by: refreshTicks in class Axis Parameters: g2 - the graphics device (used to get font measurements). state - the axis state. dataArea - the area inside the axes. edge - the location of the axis. Returns: A list of ticks. drawTickMarks public void drawTickMarks(java.awt.Graphics2D g2, double cursor, java.awt.geom.Rectangle2D dataArea, RectangleEdge edge, AxisState state) Draws the tick marks. Since: 1.0.13 createLabel protected TextBlock createLabel(java.lang.Comparable category, float width, RectangleEdge edge, java.awt.Graphics2D g2) Creates a label. Parameters: category - the category. width - the available width. edge - the edge on which the axis appears. g2 - the graphics device. Returns: A label. calculateTextBlockWidth protected double calculateTextBlockWidth(TextBlock block, CategoryLabelPosition position, java.awt.Graphics2D g2) A utility method for determining the width of a text block. Parameters: block - the text block. position - the position. g2 - the graphics device. Returns: The width. calculateTextBlockHeight protected double calculateTextBlockHeight(TextBlock block, CategoryLabelPosition position, java.awt.Graphics2D g2) A utility method for determining the height of a text block. Parameters: block - the text block. position - the label position. g2 - the graphics device. Returns: The height. clone public java.lang.Object clone() throws java.lang.CloneNotSupportedException Creates a clone of the axis. Overrides: clone in class Axis Returns: A clone. Throws: java.lang.CloneNotSupportedException - if some component of the axis does not support cloning. equals public boolean equals(java.lang.Object obj) Tests this axis for equality with an arbitrary object. Overrides: equals in class Axis Parameters: obj - the object (null permitted). Returns: A boolean. hashCode public int hashCode() Returns a hash code for this object. Overrides: hashCode in class java.lang.Object Returns: A hash code.

HeaderAnd More

Class CategoryAxis

Field Summary

Fields inherited from class org.jfree.chart.axis.Axis

Constructor Summary

Method Summary

Methods inherited from class org.jfree.chart.axis.Axis

Methods inherited from class java.lang.Object

Field Detail

DEFAULT_AXIS_MARGIN

DEFAULT_CATEGORY_MARGIN

Constructor Detail

CategoryAxis

CategoryAxis

Method Detail

getLowerMargin

setLowerMargin

getUpperMargin

setUpperMargin

getCategoryMargin

setCategoryMargin

getMaximumCategoryLabelLines

setMaximumCategoryLabelLines

getMaximumCategoryLabelWidthRatio

setMaximumCategoryLabelWidthRatio

getCategoryLabelPositionOffset

setCategoryLabelPositionOffset

getCategoryLabelPositions

setCategoryLabelPositions

getTickLabelFont

setTickLabelFont

getTickLabelPaint

setTickLabelPaint

addCategoryLabelToolTip

getCategoryLabelToolTip

removeCategoryLabelToolTip

clearCategoryLabelToolTips

getCategoryJava2DCoordinate

getCategoryStart

getCategoryMiddle

getCategoryEnd

getCategoryMiddle

getCategorySeriesMiddle

getCategorySeriesMiddle

calculateCategorySize

calculateCategoryGapSize

reserveSpace

configure

draw

drawCategoryLabels

drawCategoryLabels

refreshTicks

drawTickMarks

createLabel

calculateTextBlockWidth

calculateTextBlockHeight

clone

equals

hashCode

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