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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package org.openoffice.xmerge.converter.xml.sxc.pexcel;
import java.io.IOException;
import java.util.ArrayList;
import org.openoffice.xmerge.util.Debug;
import org.openoffice.xmerge.converter.xml.sxc.ColumnRowInfo;
import org.openoffice.xmerge.converter.xml.sxc.SpreadsheetEncoder;
import org.openoffice.xmerge.converter.xml.sxc.Format;
import org.openoffice.xmerge.converter.xml.sxc.BookSettings;
import org.openoffice.xmerge.converter.xml.sxc.NameDefinition;
import org.openoffice.xmerge.converter.xml.sxc.pexcel.records.Workbook;
/**
* This class is used by {@link
* org.openoffice.xmerge.converter.xml.sxc.SxcDocumentSerializerImpl
* SxcDocumentSerializerImpl} to encode the Pocket Excel format.
*
* @author Martin Maher
*/
final class PocketExcelEncoder extends SpreadsheetEncoder {
private Workbook wb;
/**
* Constructor creates a Pocket Excel WorkBook.
*
* @param name The name of the WorkBook.
* @param password The password for the WorkBook.
*
* @throws IOException If any I/O error occurs.
*/
PocketExcelEncoder(String name, String password) throws IOException {
super(name, password);
wb = new Workbook(name);
}
/**
* This method creates a WorkSheet belonging to the
* WorkBook.
*
* @param sheetName The name of the WorkSheet.
*
* @throws IOException If any I/O error occurs.
*/
public void createWorksheet(String sheetName) throws IOException {
wb.addWorksheet(sheetName);
}
/**
* This method gets the number of sheets in the WorkBook.
*
* @return The number of sheets in the WorkBook.
*/
public int getNumberOfSheets() {
ArrayList<Object> v = wb.getWorksheetNames();
return (v.size());
}
/**
* This method returns the Workbook created.
*
* @return Returns a <code>Workbook</code>
*
* @throws IOException If any I/O error occurs.
*/
public Workbook getWorkbook() throws IOException {
return wb;
}
/**
* This method converts a String containing a formula in infix notation
* to a String in Reverse Polish Notation (RPN)
*
* @return a parsed pexcel formula in RPN
*/
protected String parseFormula(String formula) {
Debug.log(Debug.TRACE,"Strip Formula (Before) : " + formula);
StringBuffer inFormula = new StringBuffer(formula);
StringBuffer outFormula = new StringBuffer();
boolean inBrace = false;
boolean firstCharAfterBrace = false;
boolean firstCharAfterColon = false;
int len = inFormula.length();
for (int in = 0; in < len; in++) {
switch (inFormula.charAt(in)) {
case '[':
// We are now inside a StarOffice cell reference.
// We also need to strip out the '['
Debug.log(Debug.TRACE,"brace Found");
inBrace = true;
// If the next character is a '.', we want to strip it out
firstCharAfterBrace = true;
break;
case ']':
// We are exiting a StarOffice cell reference
// We are stripping out the ']'
inBrace = false;
break;
case '.':
if (inBrace == true && (firstCharAfterBrace == true ||
firstCharAfterColon == true) ) {
Debug.log(Debug.TRACE,"dot Found and in brace");
// Since we are in a StarOffice cell reference,
// and we are the first character, we need to
// strip out the '.'
firstCharAfterBrace = false;
firstCharAfterColon = false;
} else if(firstCharAfterColon == true) {
firstCharAfterColon = false;
} else {
outFormula.append(inFormula.charAt(in));
}
break;
case ':':
// We have a cell range reference.
// May need to strip out the leading '.'
firstCharAfterColon = true;
outFormula.append(inFormula.charAt(in));
break;
case ';':
// StarOffice XML format uses ';' as a separator. MiniCalc (and
// many spreadsheets) use ',' as a separator instead.
outFormula.append(',');
break;
default:
// We hit valid data, lets add it to the formula string
outFormula.append(inFormula.charAt(in));
// Need to make sure that firstCharAfterBrace is not true.
firstCharAfterBrace = false;
break;
}
}
Debug.log(Debug.TRACE,"Strip Formula (After) : " + outFormula);
return outFormula.toString();
}
/**
* Add a cell to the current WorkSheet.
*
* @param row The row number of the cell.
* @param column The column number of the cell.
* @param fmt The <code>Format</code> object describing
* the appearance of this cell.
* @param cellContents The text or formula of the cell's contents.
*
* @throws IOException If any I/O error occurs.
*/
public void addCell(int row, int column, Format fmt, String cellContents) throws IOException {
if (cellContents.startsWith("=")) {
cellContents = parseFormula(cellContents);
Debug.log(Debug.TRACE,"Parsing Formula " + cellContents);
}
wb.addCell(row, column, fmt, cellContents);
}
/**
* Set the width of the columns in the WorkBook.
*
* @param columnWidths An <code>IntArrayList</code> of column
* widths.
*/
public void setColumnRows(ArrayList<ColumnRowInfo> columnRows) throws IOException {
wb.addColInfo(columnRows);
}
/**
* Set the width of the columns in the WorkBook.
*
* @param columnWidths An <code>IntArrayList</code> of column
* widths.
*/
public void setNameDefinition(NameDefinition nd) throws IOException {
String parsedName = nd.getDefinition();
nd.setDefinition(parseFormula(parsedName));
wb.addNameDefinition(nd);
}
/**
* Set the width of the columns in the WorkBook.
*
* @param columnWidths An <code>IntArrayList</code> of column
* widths.
*/
public void addSettings(BookSettings s) throws IOException {
wb.addSettings(s);
}
/**
* This method sets the format of a cell to <i>string</i>.
*
* @param format The cell format-may already contain display info,
* such as alignment or font type.
*
* @return The updated format of the cell.
*/
private long setFormatString(long format) {
return 0;
}
/**
* Set a cell's formatting options via a separately create
* <code>Format</code> object.
*
* @param row The row number of the cell to be changed.
* @param column The column number of the cell to be changed.
* @param fmt Object containing formatting settings for
* this cell.
*/
public void setCellFormat(int row, int column, Format fmt) {
Debug.log(Debug.TRACE,"bold : " + fmt.getAttribute(Format.BOLD) +
",Italic : " + fmt.getAttribute(Format.ITALIC) +
",Underline : " + fmt.getAttribute(Format.UNDERLINE));
}
/**
* Get the names of the sheets in the WorkBook.
*
* @param sheet The required sheet.
*/
public String getSheetName(int sheet) {
ArrayList<Object> v = wb.getWorksheetNames();
String wsName = (String) (v.get(sheet));
return wsName;
}
}
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