- java.lang.Object
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- org.jfree.chart.plot.pie.PieLabelRecord
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- All Implemented Interfaces:
Serializable,Comparable
public class PieLabelRecord extends Object implements Comparable, Serializable
A structure that retains information about the label for a section in a pie chart.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description PieLabelRecord(Comparable key, double angle, double baseY, TextBox label, double labelHeight, double gap, double linkPercent)Creates a new record.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description intcompareTo(Object obj)Compares this object to an arbitrary object.booleanequals(Object obj)Tests this record for equality with an arbitrary object.doublegetAllocatedY()Returns the allocated y-coordinate.doublegetAngle()Returns the angle of the middle of the section, in radians.doublegetBaseY()Returns the base y-coordinate.doublegetGap()Returns the gap.ComparablegetKey()Returns the key for the section that the label applies to.TextBoxgetLabel()Returns the label.doublegetLabelHeight()Returns the label height (you could derive this from the label itself, but we cache the value so it can be retrieved quickly).doublegetLinkPercent()Returns the link percent.doublegetLowerY()Returns the lower bound of the label.doublegetUpperY()Returns the upper bound of the label.voidsetAllocatedY(double y)Sets the allocated y-coordinate.voidsetBaseY(double base)Sets the base y-coordinate.StringtoString()Returns a string describing the object.
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Constructor Detail
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PieLabelRecord
public PieLabelRecord(Comparable key, double angle, double baseY, TextBox label, double labelHeight, double gap, double linkPercent)
Creates a new record.- Parameters:
key- the section key.angle- the angle to the middle of the section (in radians).baseY- the base y-coordinate.label- the section label.labelHeight- the label height (in Java2D units).gap- the offset to the left.linkPercent- the link percent.
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Method Detail
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getBaseY
public double getBaseY()
Returns the base y-coordinate. This is where the label will appear if there is no overlapping of labels.- Returns:
- The base y-coordinate.
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setBaseY
public void setBaseY(double base)
Sets the base y-coordinate.- Parameters:
base- the base y-coordinate.
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getLowerY
public double getLowerY()
Returns the lower bound of the label.- Returns:
- The lower bound.
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getUpperY
public double getUpperY()
Returns the upper bound of the label.- Returns:
- The upper bound.
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getAngle
public double getAngle()
Returns the angle of the middle of the section, in radians.- Returns:
- The angle, in radians.
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getKey
public Comparable getKey()
Returns the key for the section that the label applies to.- Returns:
- The key.
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getLabelHeight
public double getLabelHeight()
Returns the label height (you could derive this from the label itself, but we cache the value so it can be retrieved quickly).- Returns:
- The label height (in Java2D units).
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getAllocatedY
public double getAllocatedY()
Returns the allocated y-coordinate.- Returns:
- The allocated y-coordinate.
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setAllocatedY
public void setAllocatedY(double y)
Sets the allocated y-coordinate.- Parameters:
y- the y-coordinate.
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getGap
public double getGap()
Returns the gap.- Returns:
- The gap.
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getLinkPercent
public double getLinkPercent()
Returns the link percent.- Returns:
- The link percent.
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compareTo
public int compareTo(Object obj)
Compares this object to an arbitrary object.- Specified by:
compareToin interfaceComparable- Parameters:
obj- the object to compare against.- Returns:
- An integer that specifies the relative order of the two objects.
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