/*!
* 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.engine.classic.core.testsupport.font.parser;
import java.util.ArrayList;
import org.pentaho.reporting.engine.classic.core.testsupport.font.LocalFontMetricsBase;
import org.pentaho.reporting.libraries.base.util.StringUtils;
import org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlReadHandler;
import org.pentaho.reporting.libraries.xmlns.parser.ParseException;
import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
public class FontSourceReadHandler extends AbstractXmlReadHandler
{
private ArrayList<CharWidthReadHandler> charWidthReadHandlers;
private ArrayList<KerningReadHandler> kerningReadHandlers;
private GlobalMetricsReadHandler globalMetricsReadHandler;
private LocalFontMetricsBase localFontMetricsBase;
private String source;
public FontSourceReadHandler()
{
charWidthReadHandlers = new ArrayList<CharWidthReadHandler>();
kerningReadHandlers = new ArrayList<KerningReadHandler>();
}
protected void startParsing(final Attributes attrs) throws SAXException
{
source = attrs.getValue(getUri(), "source");
if (StringUtils.isEmpty(source))
{
throw new ParseException("Mandatory attribute 'source' is missing", getLocator());
}
localFontMetricsBase = new LocalFontMetricsBase();
}
protected void doneParsing() throws SAXException
{
if (globalMetricsReadHandler == null)
{
throw new ParseException("Mandatory element 'global-metrics' is missing", getLocator());
}
localFontMetricsBase.setAscent(globalMetricsReadHandler.getAscent());
localFontMetricsBase.setDescent(globalMetricsReadHandler.getDescent());
localFontMetricsBase.setLeading(globalMetricsReadHandler.getLeading());
localFontMetricsBase.setItalicAngle(globalMetricsReadHandler.getItalicAngle());
localFontMetricsBase.setMaxAscent(globalMetricsReadHandler.getMaxAscent());
localFontMetricsBase.setMaxDescent(globalMetricsReadHandler.getMaxDescent());
localFontMetricsBase.setMaxHeight(globalMetricsReadHandler.getMaxHeight());
localFontMetricsBase .setMaxCharAdvance(globalMetricsReadHandler.getMaxCharAdvance());
localFontMetricsBase.setXHeight(globalMetricsReadHandler.getXheight());
localFontMetricsBase.setOverlinePosition(globalMetricsReadHandler.getOverlinePosition());
localFontMetricsBase.setUnderlinePosition(globalMetricsReadHandler.getUnderlinePosition());
localFontMetricsBase.setStrikeThroughPosition(globalMetricsReadHandler.getStrikethroughPosition());
localFontMetricsBase.setUniformFontMetrics(globalMetricsReadHandler.isUniformFontMetrics());
for (int i = 0; i < charWidthReadHandlers.size(); i++)
{
final CharWidthReadHandler readHandler = charWidthReadHandlers.get(i);
localFontMetricsBase.setCharWidth(readHandler.getCodepoint(), readHandler.getValue());
}
for (int i = 0; i < kerningReadHandlers.size(); i++)
{
final KerningReadHandler kerningReadHandler = kerningReadHandlers.get(i);
localFontMetricsBase.setKerning(kerningReadHandler.getCodepoint(), kerningReadHandler.getPrev(), kerningReadHandler.getValue());
}
}
protected XmlReadHandler getHandlerForChild(final String uri,
final String tagName,
final Attributes atts) throws SAXException
{
if (isSameNamespace(uri) == false)
{
return null;
}
if ("global-metrics".equals(tagName))
{
globalMetricsReadHandler = new GlobalMetricsReadHandler();
return globalMetricsReadHandler;
}
if ("char-width".equals(tagName))
{
final CharWidthReadHandler charWidthReadHandler = new CharWidthReadHandler();
charWidthReadHandlers.add(charWidthReadHandler);
return charWidthReadHandler;
}
if ("kerning".equals(tagName))
{
final KerningReadHandler kerningReadHandler = new KerningReadHandler();
kerningReadHandlers.add(kerningReadHandler);
return kerningReadHandler;
}
return null;
}
public LocalFontMetricsBase getLocalFontMetricsBase()
{
return localFontMetricsBase;
}
public LocalFontMetricsBase getObject() throws SAXException
{
return localFontMetricsBase;
}
public String getSource()
{
return source;
}
}