| /* |
| * 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; |
| |
| import org.apache.fop.apps.FOPException; |
| import org.apache.fop.datatypes.FODimension; |
| import org.apache.fop.datatypes.Length; |
| import org.apache.fop.datatypes.Numeric; |
| import org.apache.fop.fo.Constants; |
| import org.apache.fop.fo.FONode; |
| import org.apache.fop.fo.PropertyList; |
| import org.apache.fop.fo.properties.CommonMarginBlock; |
| |
| /** |
| * The fo:region-body element. |
| */ |
| public class RegionBody extends Region { |
| // The value of properties relevant for fo:region-body. |
| private CommonMarginBlock commonMarginBlock; |
| private Numeric columnCount; |
| private Length columnGap; |
| // End of property values |
| |
| /** |
| * @see org.apache.fop.fo.FONode#FONode(FONode) |
| */ |
| public RegionBody(FONode parent) { |
| super(parent); |
| } |
| |
| /** |
| * @see org.apache.fop.fo.FObj#bind(PropertyList) |
| */ |
| public void bind(PropertyList pList) throws FOPException { |
| super.bind(pList); |
| commonMarginBlock = pList.getMarginBlockProps(); |
| columnCount = pList.get(PR_COLUMN_COUNT).getNumeric(); |
| columnGap = pList.get(PR_COLUMN_GAP).getLength(); |
| |
| if ((getColumnCount() > 1) && (getOverflow() == EN_SCROLL)) { |
| /* This is an error (See XSL Rec, fo:region-body description). |
| * The Rec allows for acting as if "1" is chosen in |
| * these cases, but we will need to be able to change Numeric |
| * values in order to do this. |
| */ |
| attributeError("If overflow property is set to \"scroll\"," + |
| " a column-count other than \"1\" may not be specified."); |
| } |
| } |
| |
| /** |
| * Return the Common Margin Properties-Block. |
| */ |
| public CommonMarginBlock getCommonMarginBlock() { |
| return commonMarginBlock; |
| } |
| |
| /** |
| * Return the "column-count" property. |
| */ |
| public int getColumnCount() { |
| return columnCount.getValue(); |
| } |
| |
| /** |
| * Return the "column-gap" property. |
| */ |
| public int getColumnGap() { |
| return columnGap.getValue(); |
| } |
| |
| /** |
| * @see org.apache.fop.fo.pagination.Region#getViewportRectangle(FODimension) |
| */ |
| public Rectangle getViewportRectangle (FODimension reldims) { |
| int left = commonMarginBlock.marginLeft.getValue(); |
| int right = commonMarginBlock.marginRight.getValue(); |
| int top = commonMarginBlock.marginTop.getValue(); |
| int bottom = commonMarginBlock.marginBottom.getValue(); |
| return new Rectangle(left, top, |
| reldims.ipd - left - right, |
| reldims.bpd - top - bottom); |
| } |
| |
| /** |
| * @see org.apache.fop.fo.pagination.Region#getDefaultRegionName() |
| */ |
| protected String getDefaultRegionName() { |
| return "xsl-region-body"; |
| } |
| |
| /** |
| * @see org.apache.fop.fo.FObj#getName() |
| */ |
| public String getName() { |
| return "fo:region-body"; |
| } |
| |
| /** |
| * @see org.apache.fop.fo.FObj#getNameId() |
| */ |
| public int getNameId() { |
| return FO_REGION_BODY; |
| } |
| } |