com.ijchart.xychart.label
Class DefaultPieChartLabelGenerator

java.lang.Object
  extended by com.ijchart.xychart.label.LabelGeneratorAdaptor
      extended by com.ijchart.xychart.label.DefaultPieChartLabelGenerator
All Implemented Interfaces:
ILabelGenerator, java.io.Serializable, java.lang.Cloneable

public class DefaultPieChartLabelGenerator
extends LabelGeneratorAdaptor
implements ILabelGenerator, java.lang.Cloneable, java.io.Serializable

Title: IJChart

Description: a chart library for the Java(tm) platform.

缺省的饼图标签生成器.本类的字段formatter没有set方法,这样可以不用监听本类的变化.

Copyright: Copyright (c) 2013

Company:

Version:
1.0
Author:
zhang feng min,shanghai china. Contract me by email.
See Also:
Serialized Form

Constructor Summary
DefaultPieChartLabelGenerator()
          没有参数的构造器.
DefaultPieChartLabelGenerator(IChartDataFormatter formatter)
          构造器.
 
Method Summary
protected  java.lang.Object clone()
          克隆本对象.
 boolean equals(java.lang.Object obj)
          测试两个对象是否相等.
 java.lang.String generateLabel(IMatrixDataset dataset, int row, int column)
          用于生成某个图形的标签,通常情况下标签是通知格式化rowKey和colKey及值组成的.
 IChartDataFormatter getFormatter()
          返回格式化数据的类.
 int hashCode()
          计算hashcode.
 java.lang.String toString()
          覆盖toString方法.
 
Methods inherited from class com.ijchart.xychart.label.LabelGeneratorAdaptor
generateGroupLabel, isGroup
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface com.ijchart.xychart.label.ILabelGenerator
generateGroupLabel, isGroup
 

Constructor Detail

DefaultPieChartLabelGenerator

public DefaultPieChartLabelGenerator()
没有参数的构造器.


DefaultPieChartLabelGenerator

public DefaultPieChartLabelGenerator(IChartDataFormatter formatter)
构造器.

Parameters:
formatter - IChartDataFormatter 格式化数据的类 (可为null).
Method Detail

getFormatter

public IChartDataFormatter getFormatter()
返回格式化数据的类.

Returns:
IChartDataFormatter 格式化数据的类 (可为null).

generateLabel

public java.lang.String generateLabel(IMatrixDataset dataset,
                                      int row,
                                      int column)
用于生成某个图形的标签,通常情况下标签是通知格式化rowKey和colKey及值组成的. 但也可以格式化为任意的字符串.

Specified by:
generateLabel in interface ILabelGenerator
Overrides:
generateLabel in class LabelGeneratorAdaptor
Parameters:
dataset - IMatrixDataset 数据集 (不可为null).
row - int 数据集的行数,必须大于等于0.
column - int 数据集的列数,必须大于等于0.
Returns:
String 标签字符串.

equals

public boolean equals(java.lang.Object obj)
测试两个对象是否相等.

Overrides:
equals in class java.lang.Object
Parameters:
obj - 要比较的另一个对象 (可为null).
Returns:
A boolean.

clone

protected java.lang.Object clone()
                          throws java.lang.CloneNotSupportedException
克隆本对象.

Overrides:
clone in class java.lang.Object
Returns:
object a clone of this instance.
Throws:
java.lang.CloneNotSupportedException - if the object's class does not support the Cloneable interface. Subclasses that override the clone method can also throw this exception to indicate that an instance cannot be cloned.

hashCode

public int hashCode()
计算hashcode.

Overrides:
hashCode in class java.lang.Object
Returns:
A hash code.

toString

public java.lang.String toString()
覆盖toString方法.

Overrides:
toString in class java.lang.Object
Returns:
A String.