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/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* 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.
*/
/* $Id$ */
package org.apache.fop.fo.pagination;
// Java
import java.awt.Rectangle;
// FOP
import org.apache.fop.fo.FONode;
import org.apache.fop.datatypes.FODimension;
/**
* The fo:region-start element.
*/
public class RegionStart extends RegionSE {
/**
* @see org.apache.fop.fo.FONode#FONode(FONode)
*/
public RegionStart(FONode parent) {
super(parent);
}
/**
* @see org.apache.fop.fo.pagination.Region#getViewportRectangle(FODimension)
*/
public Rectangle getViewportRectangle (FODimension reldims) {
// Depends on extent, precedence and writing mode
// This is the rectangle relative to the page-reference area in
// writing-mode relative coordinates
Rectangle vpRect;
if (getWritingMode() == WritingMode.LR_TB || getWritingMode() == WritingMode.RL_TB) {
vpRect = new Rectangle(0, 0, getExtent().getValue(), reldims.bpd);
} else {
vpRect = new Rectangle(0, 0, reldims.bpd, getExtent().getValue());
}
adjustIPD(vpRect, getWritingMode());
return vpRect;
}
/**
* @see org.apache.fop.fo.pagination.Region#getDefaultRegionName()
*/
protected String getDefaultRegionName() {
return "xsl-region-start";
}
/**
* @see org.apache.fop.fo.FObj#getName()
*/
public String getName() {
return "fo:region-start";
}
/**
* @see org.apache.fop.fo.FObj#getNameId()
*/
public int getNameId() {
return FO_REGION_START;
}
}
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