org.jfree.chart.labels

Class ItemLabelPosition

public class ItemLabelPosition extends Object implements Serializable

The attributes that control the position of the label for each data item on a chart. Instances of this class are immutable.
Constructor Summary
ItemLabelPosition()
Creates a new position record with default settings.
ItemLabelPosition(ItemLabelAnchor itemLabelAnchor, TextAnchor textAnchor)
Creates a new position record (with zero rotation).
ItemLabelPosition(ItemLabelAnchor itemLabelAnchor, TextAnchor textAnchor, TextAnchor rotationAnchor, double angle)
Creates a new position record.
Method Summary
booleanequals(Object obj)
Tests this object for equality with an arbitrary object.
doublegetAngle()
Returns the angle of rotation for the label.
ItemLabelAnchorgetItemLabelAnchor()
Returns the item label anchor.
TextAnchorgetRotationAnchor()
Returns the rotation anchor point.
TextAnchorgetTextAnchor()
Returns the text anchor.

Constructor Detail

ItemLabelPosition

public ItemLabelPosition()
Creates a new position record with default settings.

ItemLabelPosition

public ItemLabelPosition(ItemLabelAnchor itemLabelAnchor, TextAnchor textAnchor)
Creates a new position record (with zero rotation).

Parameters: itemLabelAnchor the item label anchor (null not permitted). textAnchor the text anchor (null not permitted).

ItemLabelPosition

public ItemLabelPosition(ItemLabelAnchor itemLabelAnchor, TextAnchor textAnchor, TextAnchor rotationAnchor, double angle)
Creates a new position record. The item label anchor is a point relative to the data item (dot, bar or other visual item) on a chart. The item label is aligned by aligning the text anchor with the item label anchor.

Parameters: itemLabelAnchor the item label anchor (null not permitted). textAnchor the text anchor (null not permitted). rotationAnchor the rotation anchor (null not permitted). angle the rotation angle (in radians).

Method Detail

equals

public boolean equals(Object obj)
Tests this object for equality with an arbitrary object.

Parameters: obj the object (null permitted).

Returns: A boolean.

getAngle

public double getAngle()
Returns the angle of rotation for the label.

Returns: The angle (in radians).

getItemLabelAnchor

public ItemLabelAnchor getItemLabelAnchor()
Returns the item label anchor.

Returns: The item label anchor (never null).

getRotationAnchor

public TextAnchor getRotationAnchor()
Returns the rotation anchor point.

Returns: The rotation anchor point (never null).

getTextAnchor

public TextAnchor getTextAnchor()
Returns the text anchor.

Returns: The text anchor (never null).

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