/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.libraries.css.parser.stylehandler.page;
import java.awt.print.PageFormat;
import org.pentaho.reporting.libraries.css.keys.page.PageSize;
import org.pentaho.reporting.libraries.css.keys.page.PageSizeFactory;
import org.pentaho.reporting.libraries.css.model.StyleKey;
import org.pentaho.reporting.libraries.css.parser.CSSValueReadHandler;
import org.pentaho.reporting.libraries.css.parser.stylehandler.AbstractWidthReadHandler;
import org.pentaho.reporting.libraries.css.values.CSSAutoValue;
import org.pentaho.reporting.libraries.css.values.CSSNumericValue;
import org.pentaho.reporting.libraries.css.values.CSSValue;
import org.pentaho.reporting.libraries.css.values.CSSValuePair;
import org.w3c.css.sac.LexicalUnit;
/**
* Creation-Date: 30.11.2005, 18:04:27
*
* @author Thomas Morgner
*/
public class SizeReadHandler extends AbstractWidthReadHandler
implements CSSValueReadHandler
{
public SizeReadHandler()
{
super(true, false);
}
public CSSValue createValue(StyleKey name, LexicalUnit value)
{
if (value.getLexicalUnitType() == LexicalUnit.SAC_IDENT)
{
String ident = value.getStringValue();
if (ident.equalsIgnoreCase("auto"))
{
return CSSAutoValue.getInstance();
}
final PageSize ps = PageSizeFactory.getInstance().getPageSizeByName(ident);
if (ps == null)
{
return null;
}
value = value.getNextLexicalUnit();
int pageOrientation = PageFormat.PORTRAIT;
if (value != null)
{
if (value.getLexicalUnitType() != LexicalUnit.SAC_IDENT)
{
return null;
}
if (value.getStringValue().equalsIgnoreCase("landscape"))
{
pageOrientation = PageFormat.LANDSCAPE;
}
else if (value.getStringValue().equalsIgnoreCase("reverse-landscape"))
{
pageOrientation = PageFormat.REVERSE_LANDSCAPE;
}
else if (value.getStringValue().equalsIgnoreCase("portrait"))
{
pageOrientation = PageFormat.PORTRAIT;
}
else
{
return null;
}
}
if (pageOrientation == PageFormat.LANDSCAPE ||
pageOrientation == PageFormat.REVERSE_LANDSCAPE)
{
return new CSSValuePair(CSSNumericValue.createPtValue(ps.getHeight()),
CSSNumericValue.createPtValue(ps.getWidth()));
}
else
{
return new CSSValuePair(CSSNumericValue.createPtValue(ps.getWidth()),
CSSNumericValue.createPtValue(ps.getHeight()));
}
}
else
{
final CSSNumericValue horizontalWidth = (CSSNumericValue) parseWidth(value);
if (horizontalWidth == null)
{
return null;
}
value = value.getNextLexicalUnit();
final CSSNumericValue verticalWidth;
if (value == null)
{
verticalWidth = horizontalWidth;
}
else
{
verticalWidth = (CSSNumericValue) parseWidth(value);
if (verticalWidth == null)
{
return null;
}
}
return new CSSValuePair(horizontalWidth, verticalWidth);
}
}
}