com.jrefinery.data
Class GanttSeriesCollection

java.lang.Object
  com.jrefinery.data.AbstractDataset
      com.jrefinery.data.AbstractSeriesDataset
          com.jrefinery.data.GanttSeriesCollection

All Implemented Interfaces:

CategoryDataset, Dataset, MultiIntervalCategoryDataset, RangeInfo, SeriesChangeListener, SeriesDataset, java.io.Serializable

public class GanttSeriesCollection
extends AbstractSeriesDataset
implements MultiIntervalCategoryDataset, RangeInfo, java.io.Serializable

A collection of GanttSeries objects.

This class provides one implementation of the IntervalCategoryDataset interface. It is sufficient to provide a demonstration of a simple Gantt chart.

See Also:

Serialized Form

Field Summary

protected java.util.List	data Storage for the series.
protected TimeAllocation	span tracks the minimum and maximum times in agregate task list
protected java.util.List	tasks Storage for the aggregate task list.

Fields inherited from class com.jrefinery.data.AbstractDataset

listeners

Constructor Summary

GanttSeriesCollection()
Default constructor.

Method Summary

void	add(GanttSeries series) Adds a series to the dataset.
void	addTask(java.lang.Object name)
void	clearSpan() Invalidate any previously computed (cached) span be sure to invoke this method after changing TimeAllocations
java.util.List	getCategories() Returns a list of the categories in the dataset.
int	getCategoryCount() Returns the number of categories in the dataset.
java.lang.Number	getEndValue(int series, java.lang.Object category, int index) Returns the max value for the specified series (zero-based index) and category.
int	getIntervalCount(int series, java.lang.Object category) Returns the number of TimeIntervals defined for this series/category
java.lang.Number	getMaximumRangeValue() Returns the maximum value in the dataset's range (or null if all the values in the range are null).
java.lang.Number	getMinimumRangeValue() Returns the minimum value in the dataset's range (or null if all the values in the range are null).
GanttSeries	getSeries(int series) method added by Das
int	getSeriesCount() Returns the number of series in the collection.
java.lang.String	getSeriesName(int series) Returns the name of a series.
java.lang.Number	getStartValue(int series, java.lang.Object category, int index) Returns the min value for the specified series (zero-based index) and category.
java.lang.Number	getValue(int series, java.lang.Object category) Required only to satisfy requirements of CategoryDataset interface
Range	getValueRange() Returns the range of the values in this dataset's range.
void	removeTask(java.lang.String name)
boolean	taskPresent(java.lang.String name)

Methods inherited from class com.jrefinery.data.AbstractSeriesDataset

getLegendItemCount, getLegendItemLabels, seriesChanged

Methods inherited from class com.jrefinery.data.AbstractDataset

addChangeListener, fireDatasetChanged, notifyListeners, removeChangeListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.jrefinery.data.Dataset

addChangeListener, removeChangeListener

Field Detail

tasks

protected java.util.List tasks

Storage for the aggregate task list.

data

protected java.util.List data

Storage for the series.

span

protected TimeAllocation span

tracks the minimum and maximum times in agregate task list

Constructor Detail

GanttSeriesCollection

public GanttSeriesCollection()

Default constructor.

Method Detail

getSeriesName

public java.lang.String getSeriesName(int series)

Returns the name of a series.

Specified by:

getSeriesName in interface SeriesDataset

Specified by:

getSeriesName in class AbstractSeriesDataset

Parameters:

series - The series (zero-based index).

getSeries

public GanttSeries getSeries(int series)

method added by Das

Specified by:

getSeries in interface MultiIntervalCategoryDataset

getSeriesCount

public int getSeriesCount()

Returns the number of series in the collection.

Specified by:

getSeriesCount in interface SeriesDataset

Specified by:

getSeriesCount in class AbstractSeriesDataset

Returns:

The series count.

getCategoryCount

public int getCategoryCount()

Returns the number of categories in the dataset.

Specified by:

getCategoryCount in interface CategoryDataset

Returns:

The category count.

getCategories

public java.util.List getCategories()

Returns a list of the categories in the dataset.

Specified by:

getCategories in interface CategoryDataset

Returns:

The category list.

add

public void add(GanttSeries series)

Adds a series to the dataset.

Specified by:

add in interface MultiIntervalCategoryDataset

Parameters:

series - The series.

getIntervalCount

public int getIntervalCount(int series,
                            java.lang.Object category)

Returns the number of TimeIntervals defined for this series/category

Specified by:

getIntervalCount in interface MultiIntervalCategoryDataset

Parameters:

series - The series index (zero-based).

category - The category.

index - 0 based index into StartValues

getStartValue

public java.lang.Number getStartValue(int series,
                                      java.lang.Object category,
                                      int index)

Returns the min value for the specified series (zero-based index) and category.

Specified by:

getStartValue in interface MultiIntervalCategoryDataset

Parameters:

series - The series index (zero-based).

category - The category.

index - 0 based index into StartValues

getEndValue

public java.lang.Number getEndValue(int series,
                                    java.lang.Object category,
                                    int index)

Returns the max value for the specified series (zero-based index) and category.

Specified by:

getEndValue in interface MultiIntervalCategoryDataset

Parameters:

series - The series index (zero-based).

category - The category.

index - 0 based index into EndValues

getValue

public java.lang.Number getValue(int series,
                                 java.lang.Object category)

Required only to satisfy requirements of CategoryDataset interface

Specified by:

getValue in interface CategoryDataset

Parameters:

series - The series (zero-based index).

category - The category.

clearSpan

public void clearSpan()

Invalidate any previously computed (cached) span be sure to invoke this method after changing TimeAllocations

getMinimumRangeValue

public java.lang.Number getMinimumRangeValue()

Returns the minimum value in the dataset's range (or null if all the values in the range are null).

Specified by:

getMinimumRangeValue in interface RangeInfo

Returns:

The minimum value.

getMaximumRangeValue

public java.lang.Number getMaximumRangeValue()

Returns the maximum value in the dataset's range (or null if all the values in the range are null).

Specified by:

getMaximumRangeValue in interface RangeInfo

Returns:

The maximum value.

getValueRange

public Range getValueRange()

Returns the range of the values in this dataset's range.

Specified by:

getValueRange in interface RangeInfo

Returns:

The range.

removeTask

public void removeTask(java.lang.String name)

Specified by:

removeTask in interface MultiIntervalCategoryDataset

addTask

public void addTask(java.lang.Object name)

Specified by:

addTask in interface MultiIntervalCategoryDataset

taskPresent

public boolean taskPresent(java.lang.String name)

Specified by:

taskPresent in interface MultiIntervalCategoryDataset