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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/* $Id$ */
package org.apache.fop.layoutmgr;
import org.apache.fop.datatypes.PercentBaseContext;
import org.apache.fop.fo.properties.CondLengthProperty;
import org.apache.fop.traits.MinOptMax;
/**
* This represents an unresolved padding element.
*/
public class PaddingElement extends BorderOrPaddingElement {
/**
* Main constructor
* @param position the Position instance needed by the addAreas stage of the LMs.
* @param side the side to which this space element applies.
* @param condLength the length-conditional property for a border or padding specification
* @param isFirst true if this is a padding- or border-before of the first area generated.
* @param isLast true if this is a padding- or border-after of the last area generated.
* @param context the property evaluation context
*/
public PaddingElement(Position position, CondLengthProperty condLength,
RelSide side,
boolean isFirst, boolean isLast, PercentBaseContext context) {
super(position, condLength, side, isFirst, isLast, context);
}
/** {@inheritDoc} */
public void notifyLayoutManager(MinOptMax effectiveLength) {
LayoutManager lm = getOriginatingLayoutManager();
if (lm instanceof ConditionalElementListener) {
((ConditionalElementListener)lm).notifyPadding(
getSide(), effectiveLength);
} else {
log.warn("Cannot notify LM. It does not implement ConditionalElementListene: "
+ lm.getClass().getName());
}
}
/** {@inheritDoc} */
public String toString() {
StringBuffer sb = new StringBuffer("Padding[");
sb.append(super.toString());
sb.append("]");
return sb.toString();
}
}
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