| /* |
| * 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.fo.properties; |
| |
| import org.apache.fop.fo.Constants; |
| import org.apache.fop.fo.PropertyList; |
| import org.apache.fop.fo.expr.PropertyException; |
| |
| /** |
| * @author me |
| * |
| * To change the template for this generated type comment go to |
| * Window - Preferences - Java - Code Generation - Code and Comments |
| */ |
| public class DimensionPropertyMaker extends CorrespondingPropertyMaker { |
| |
| private int[][] extraCorresponding = null; |
| |
| /** |
| * Instantiate a dimension property maker. |
| * @param baseMaker the base property maker |
| */ |
| public DimensionPropertyMaker(PropertyMaker baseMaker) { |
| super(baseMaker); |
| } |
| |
| /** |
| * Set extra correspondences. |
| * @param extraCorresponding an array of four element integer arrays |
| */ |
| public void setExtraCorresponding(int[][] extraCorresponding) { |
| if ( extraCorresponding == null ) { |
| throw new NullPointerException(); |
| } |
| for ( int i = 0; i < extraCorresponding.length; i++ ) { |
| int[] eca = extraCorresponding[i]; |
| if ( ( eca == null ) || ( eca.length != 4 ) ) { |
| throw new IllegalArgumentException ( "bad sub-array @ [" + i + "]" ); |
| } |
| } |
| this.extraCorresponding = extraCorresponding; |
| } |
| |
| /** |
| * Determine if corresponding property is forced. |
| * @param propertyList the property list to use |
| * @return true if it is forced |
| */ |
| public boolean isCorrespondingForced(PropertyList propertyList) { |
| if (super.isCorrespondingForced(propertyList)) { |
| return true; |
| } |
| for (int i = 0; i < extraCorresponding.length; i++) { |
| int wmcorr = extraCorresponding[i][0]; //propertyList.getWritingMode()]; |
| if (propertyList.getExplicit(wmcorr) != null) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** {@inheritDoc} */ |
| public Property compute(PropertyList propertyList) throws PropertyException { |
| // Based on [width|height] |
| Property p = super.compute(propertyList); |
| if (p == null) { |
| p = baseMaker.make(propertyList); |
| } |
| |
| // Based on min-[width|height] |
| int wmcorr = propertyList.selectFromWritingMode(extraCorresponding[0][0], |
| extraCorresponding[0][1], |
| extraCorresponding[0][2], |
| extraCorresponding[0][3]); |
| Property subprop = propertyList.getExplicitOrShorthand(wmcorr); |
| if (subprop != null) { |
| baseMaker.setSubprop(p, Constants.CP_MINIMUM, subprop); |
| } |
| |
| // Based on max-[width|height] |
| wmcorr = propertyList.selectFromWritingMode(extraCorresponding[1][0], |
| extraCorresponding[1][1], |
| extraCorresponding[1][2], |
| extraCorresponding[1][3]); |
| subprop = propertyList.getExplicitOrShorthand(wmcorr); |
| // TODO: Don't set when NONE. |
| if (subprop != null) { |
| baseMaker.setSubprop(p, Constants.CP_MAXIMUM, subprop); |
| } |
| |
| return p; |
| } |
| } |