/*******************************************************************************
* Copyright 2010 Simon Mieth
*
* Licensed 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package org.kabeja.processing;
import java.util.Iterator;
import java.util.Map;
import org.kabeja.DraftDocument;
import org.kabeja.common.DraftEntity;
import org.kabeja.common.Layer;
import org.kabeja.common.Type;
/**
* This postprocessor remove all invisible entities and layers.
*
* @author <a href="mailto:simon.mieth@gmx.de">Simon Mieth</a>
*
*/
public class VisibilityFilter extends AbstractPostProcessor {
public void process(DraftDocument doc, Map<String,Object> context)
throws ProcessorException {
Iterator<Layer> i = doc.getLayers().iterator();
while (i.hasNext()) {
Layer l = (Layer) i.next();
if (l.isVisible()) {
for (Type<?> type : l.getEntityTypes()) {
Iterator<? extends DraftEntity> ei = l.getEntitiesByType(type).iterator();
while (ei.hasNext()) {
DraftEntity entity = (DraftEntity) ei.next();
if (!entity.isVisibile()) {
ei.remove();
}
}
}
} else {
i.remove();
}
}
}
public void setProperties(Map<String,String> properties) {
}
}