/*
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Apache Cocoon" and "Apache Software Foundation" must not be
used to endorse or promote products derived from this software without
prior written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation and was originally created by
Stefano Mazzocchi <stefano@apache.org>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.cocoon.components.elementprocessor.impl.poi.hssf.elements;
import org.apache.cocoon.components.elementprocessor.types.Attribute;
import org.apache.cocoon.components.elementprocessor.ElementProcessor;
import org.apache.cocoon.components.elementprocessor.types.BooleanConverter;
import org.apache.cocoon.components.elementprocessor.types.BooleanResult;
import org.apache.cocoon.components.elementprocessor.types.NumericConverter;
import org.apache.cocoon.components.elementprocessor.types.NumericResult;
import org.apache.cocoon.components.elementprocessor.types.Validator;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.util.HSSFColor;
import java.io.IOException;
import java.util.Hashtable;
/**
* No-op implementation of ElementProcessor to handle the "Font" tag
*
* This element has five attributes and also holds the name of the
* font as element content.
*
* This element is not used in HSSFSerializer 1.0
*
* @author Marc Johnson (marc_johnson27591@hotmail.com)
* @author Andrew C. Oliver (acoliver2@users.sourceforge.net)
* @version CVS $Id: EPFont.java,v 1.3 2003/09/05 07:31:40 cziegeler Exp $
*/
public class EPFont
extends BaseElementProcessor
{
private NumericResult _unit;
private BooleanResult _bold;
private BooleanResult _italic;
private NumericResult _underline;
private BooleanResult _strike_through;
private String _font;
private HSSFFont hssfFont;
private static final String _unit_attribute = "Unit";
private static final String _bold_attribute = "Bold";
private static final String _italic_attribute = "Italic";
private static final String _underline_attribute = "Underline";
private static final String _strike_through_attribute =
"StrikeThrough";
private static final Validator _underline_type_validator = new Validator()
{
public IOException validate(final Number number)
{
return UnderlineType.isValid(number.intValue()) ? null
: new IOException(
"\"" + number
+ "\" is not a legal value");
}
};
/**
* constructor
*/
public EPFont()
{
super(null);
_unit = null;
_bold = null;
_italic = null;
_underline = null;
_strike_through = null;
_font = null;
}
/**
* Override of Initialize() implementation
*
* @param attributes the array of Attribute instances; may be
* empty, will never be null
* @param parent the parent ElementProcessor; may be null
* @param filesystem the POIFSFileSystem object
*
* @exception IOException if anything is wrong
*/
public void initialize(final Attribute [] attributes,
final ElementProcessor parent)
throws IOException
{
super.initialize(attributes, parent);
EPStyle pstyle = (EPStyle) parent;
if (pstyle.isValid()) {
Hashtable colorhash = pstyle.getColorHash();
HSSFColor color = null;
HSSFCellStyle style = pstyle.getStyle();
//style.setFillForegroundColor(
Workbook workbook = getWorkbook();
HSSFFont font = workbook.createFont();
style.setFont(font);
font.setFontHeightInPoints((short)getUnit());
//font.setFontName(getFont());
font.setItalic(getItalic());
if (getBold()) {
font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
} else {
font.setBoldweight(HSSFFont.BOLDWEIGHT_NORMAL);
}
font.setUnderline((byte)getUnderline());
font.setStrikeout(getStrikeThrough());
color = (HSSFColor)colorhash.get(pstyle.getForegroundColor().toString());
//System.out.println(pstyle.getForegroundColor().toString());
if (color == null) color = new HSSFColor.BLACK();
font.setColor(color.getIndex());
hssfFont = font;
}
}
/**
* @return unit
*
* @exception IOException
*/
public double getUnit()
throws IOException
{
if (_unit == null)
{
_unit = NumericConverter.extractDouble(getValue(_unit_attribute));
}
return _unit.doubleValue();
}
/**
* @return bold
*
* @exception IOException
*/
public boolean getBold()
throws IOException
{
if (_bold == null)
{
_bold =
BooleanConverter.extractBoolean(getValue(_bold_attribute));
}
return _bold.booleanValue();
}
/**
* @return italic
*
* @exception IOException
*/
public boolean getItalic()
throws IOException
{
if (_italic == null)
{
_italic =
BooleanConverter.extractBoolean(getValue(_italic_attribute));
}
return _italic.booleanValue();
}
/**
* @return underline as one of the public variables in
* UnderlineType
*
* @exception IOException
*/
public int getUnderline()
throws IOException
{
if (_underline == null)
{
_underline = NumericConverter.extractInteger(
getValue(_underline_attribute), _underline_type_validator);
}
return _underline.intValue();
}
/**
* @return strikeThrough
*
* @exception IOException
*/
public boolean getStrikeThrough()
throws IOException
{
if (_strike_through == null)
{
_strike_through =
BooleanConverter
.extractBoolean(getValue(_strike_through_attribute));
}
return _strike_through.booleanValue();
}
/**
* @return name of the font
*/
public String getFont()
{
if (_font == null)
{
try {
_font = getData();
} catch (NullPointerException ignored) {
}
}
return _font;
}
private HSSFFont getHSSFFont() {
return hssfFont;
}
/**
* push the data into the font
*
* @exception IOException
*/
public void endProcessing()
throws IOException
{
String thefont = getFont();
if (thefont != null && !thefont.trim().equals("") && getHSSFFont() != null) {
getHSSFFont().setFontName(thefont);
} else if (getHSSFFont() != null) {
getHSSFFont().setFontName("Arial"); //default excel font
}
}
} // end public class EPFont