/*
* 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) 2006 - 2013 Pentaho Corporation and Contributors. All rights reserved.
*/
package org.pentaho.reporting.libraries.fonts.merge;
import java.util.ArrayList;
import java.util.HashSet;
import org.pentaho.reporting.libraries.fonts.registry.FontRegistry;
import org.pentaho.reporting.libraries.fonts.registry.FontFamily;
import org.pentaho.reporting.libraries.fonts.registry.FontMetricsFactory;
import org.pentaho.reporting.libraries.fonts.cache.FontCache;
import org.pentaho.reporting.libraries.fonts.LibFontBoot;
/**
* Creation-Date: 20.07.2007, 18:46:04
*
* @author Thomas Morgner
*/
public class CompoundFontRegistry implements FontRegistry
{
private static FontCache secondLevelCache;
protected static synchronized FontCache internalGetSecondLevelCache()
{
if (secondLevelCache == null)
{
secondLevelCache = LibFontBoot.getInstance().createDefaultCache();
}
return secondLevelCache;
}
private ArrayList registries;
public CompoundFontRegistry()
{
this.registries = new ArrayList();
}
public FontCache getSecondLevelCache()
{
return internalGetSecondLevelCache();
}
public void addRegistry (final FontRegistry registry)
{
if (registry == null)
{
throw new NullPointerException();
}
this.registries.add(registry);
}
public void initialize()
{
for (int i = 0; i < registries.size(); i++)
{
final FontRegistry fontRegistry = (FontRegistry) registries.get(i);
fontRegistry.initialize();
}
}
public FontFamily getFontFamily(final String name)
{
for (int i = 0; i < registries.size(); i++)
{
final FontRegistry fontRegistry = (FontRegistry) registries.get(i);
final FontFamily fontFamily = fontRegistry.getFontFamily(name);
if (fontFamily != null)
{
return new CompoundFontFamily(fontFamily, fontRegistry);
}
}
return null;
}
public String[] getRegisteredFamilies()
{
final HashSet registeredFamilies = new HashSet();
for (int i = 0; i < registries.size(); i++)
{
final FontRegistry fontRegistry = (FontRegistry) registries.get(i);
final String[] fontFamilies = fontRegistry.getRegisteredFamilies();
final int length = fontFamilies.length;
for (int j = 0; j < length; j++)
{
final String fontFamily = fontFamilies[j];
registeredFamilies.add(fontFamily);
}
}
return (String[]) registeredFamilies.toArray(new String[registeredFamilies.size()]);
}
public String[] getAllRegisteredFamilies()
{
final HashSet registeredFamilies = new HashSet();
final int registryCount = registries.size();
for (int i = 0; i < registryCount; i++)
{
final FontRegistry fontRegistry = (FontRegistry) registries.get(i);
final String[] fontFamilies = fontRegistry.getAllRegisteredFamilies();
final int familyCount = fontFamilies.length;
for (int j = 0; j < familyCount; j++)
{
final String fontFamily = fontFamilies[j];
registeredFamilies.add(fontFamily);
}
}
return (String[]) registeredFamilies.toArray(new String[registeredFamilies.size()]);
}
public FontMetricsFactory createMetricsFactory()
{
throw new UnsupportedOperationException("The CompoundFontRegistry cannot provide font-metrics directly.");
}
}