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java.lang.Objectorg.jfree.chart.plot.AbstractPieLabelDistributor
org.jfree.chart.plot.PieLabelDistributor
public class PieLabelDistributor
This class distributes the section labels for one side of a pie chart so that they do not overlap.
| Field Summary |
|---|
| Fields inherited from class org.jfree.chart.plot.AbstractPieLabelDistributor |
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labels |
| Constructor Summary | |
|---|---|
PieLabelDistributor(int labelCount)
Creates a new distributor. |
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| Method Summary | |
|---|---|
protected void |
adjustDownwards(double minY,
double height)
Any labels that are overlapping are moved down in an attempt to eliminate the overlaps. |
protected void |
adjustInwards()
Adjusts the y-coordinate for the labels in towards the center in an attempt to fix overlapping. |
protected void |
adjustUpwards(double minY,
double height)
Any labels that are overlapping are moved up in an attempt to eliminate the overlaps. |
void |
distributeLabels(double minY,
double height)
Distributes the labels. |
void |
sort()
Sorts the label records into ascending order by y-value. |
protected void |
spreadEvenly(double minY,
double height)
Labels are spaced evenly in the available space in an attempt to eliminate the overlaps. |
java.lang.String |
toString()
Returns a string containing a description of the object for debugging purposes. |
| Methods inherited from class org.jfree.chart.plot.AbstractPieLabelDistributor |
|---|
addPieLabelRecord, clear, getItemCount, getPieLabelRecord |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
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public PieLabelDistributor(int labelCount)
labelCount - the number of labels (ignored).| Method Detail |
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public void distributeLabels(double minY,
double height)
distributeLabels in class AbstractPieLabelDistributorminY - the minimum y-coordinate in Java2D-space.height - the available height (in Java2D units).protected void adjustInwards()
protected void adjustDownwards(double minY,
double height)
minY - the minimum y value (in Java2D coordinate space).height - the height available for all labels.
protected void adjustUpwards(double minY,
double height)
minY - the minimum y value (in Java2D coordinate space).height - the height available for all labels.
protected void spreadEvenly(double minY,
double height)
minY - the minimum y value (in Java2D coordinate space).height - the height available for all labels.public void sort()
public java.lang.String toString()
toString in class java.lang.Object
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