jxl.write.biff
Class MergedCells

java.lang.Object
  |
  +--jxl.write.biff.MergedCells

class MergedCells

extends java.lang.Object

Contains all the merged cells, and the necessary logic for checking for intersections and for handling very large amounts of merging

Field Summary

private static int	maxRangesPerSheet The maximum number of ranges per sheet
private java.util.ArrayList	ranges The list of merged cells
private WritableSheet	sheet The sheet containing the cells

Constructor Summary

MergedCells(WritableSheet ws)
Constructor

Method Summary

(package private) void	add(Range r) Adds the range to the list of merged cells.
(package private) void	checkIntersections() Called prior to writing out in order to check for intersections
private void	checkRanges() Checks the cell ranges for intersections, or if the merged cells contains more than one item of data
(package private) Range[]	getMergedCells() Gets the cells which have been merged on this sheet
(package private) void	insertColumn(int col) Used to adjust the merged cells following a column insertion
(package private) void	insertRow(int row) Used to adjust the merged cells following a row insertion
(package private) void	removeColumn(int col) Used to adjust the merged cells following a column removal
(package private) void	removeRow(int row) Used to adjust the merged cells following a row removal
(package private) void	unmergeCells(Range r) Unmerges the specified cells.
(package private) void	write(File outputFile)

Methods inherited from class java.lang.Object

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

Field Detail

ranges

private java.util.ArrayList ranges

The list of merged cells

sheet

private WritableSheet sheet

The sheet containing the cells

maxRangesPerSheet

private static final int maxRangesPerSheet

The maximum number of ranges per sheet

Constructor Detail

MergedCells

public MergedCells(WritableSheet ws)

Constructor

Method Detail

add

void add(Range r)

Adds the range to the list of merged cells. Does no checking at this stage

Parameters:

range - the range to add

insertRow

void insertRow(int row)

Used to adjust the merged cells following a row insertion

insertColumn

void insertColumn(int col)

Used to adjust the merged cells following a column insertion

removeColumn

void removeColumn(int col)

Used to adjust the merged cells following a column removal

removeRow

void removeRow(int row)

Used to adjust the merged cells following a row removal

getMergedCells

Range[] getMergedCells()

Gets the cells which have been merged on this sheet

Returns:

an array of range objects

unmergeCells

void unmergeCells(Range r)

Unmerges the specified cells. The Range passed in should be one that has been previously returned as a result of the getMergedCells method

Parameters:

r - the range of cells to unmerge

checkIntersections

void checkIntersections()

Called prior to writing out in order to check for intersections

checkRanges

private void checkRanges()

Checks the cell ranges for intersections, or if the merged cells contains more than one item of data

write

void write(File outputFile)
     throws java.io.IOException