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Viewing changes to src/java/org/apache/fop/fo/properties/TextDecorationMaker.java

  • Committer: Package Import Robot
  • Author(s): James Page
  • Date: 2013-05-21 12:21:26 UTC
  • mfrom: (15.1.7 sid)
  • Revision ID: package-import@ubuntu.com-20130521122126-3c9r5fo6ountjg6r
Tags: 1:1.1.dfsg-2ubuntu1
* Merge from Debian unstable.  Remaining changes:
  -  Transition libservlet2.5-java -> libservlet3.0-java.

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src/java/org/apache/fop/fo/properties/TextDecorationMaker.java
 
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/*
 
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 * Licensed to the Apache Software Foundation (ASF) under one or more
 
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 * contributor license agreements.  See the NOTICE file distributed with
 
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 * this work for additional information regarding copyright ownership.
 
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 * The ASF licenses this file to You under the Apache License, Version 2.0
 
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 * (the "License"); you may not use this file except in compliance with
 
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 * the License.  You may obtain a copy of the License at
 
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 *
 
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 *      http://www.apache.org/licenses/LICENSE-2.0
 
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 *
 
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 * Unless required by applicable law or agreed to in writing, software
 
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 * distributed under the License is distributed on an "AS IS" BASIS,
 
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 
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 * See the License for the specific language governing permissions and
 
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 * limitations under the License.
 
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 */
 
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/* $Id: TextDecorationMaker.java 1089559 2011-04-06 18:39:15Z adelmelle $ */
 
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package org.apache.fop.fo.properties;
 
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import java.util.List;
 
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import org.apache.fop.fo.Constants;
 
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import org.apache.fop.fo.FObj;
 
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import org.apache.fop.fo.PropertyList;
 
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import org.apache.fop.fo.expr.NCnameProperty;
 
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import org.apache.fop.fo.expr.PropertyException;
 
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/**
 
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 * Dedicated {@link org.apache.fop.fo.properties.PropertyMaker} for handling the
 
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 * <a href="http://www.w3.org/TR/xsl/#text-decoration"><code>text-decoration</code></a>
 
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 * property.
 
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 */
 
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public class TextDecorationMaker extends ListProperty.Maker {
 
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    /**
 
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     * Create a maker for the given property id.
 
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     * @param propId id of the property for which a maker should be created
 
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     */
 
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    public TextDecorationMaker(int propId) {
 
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        super(propId);
 
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    }
 
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    /**
 
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     * {@inheritDoc}
 
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     * Add validation rules for the <code>text-decoration</code> property.
 
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     */
 
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    @Override
 
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    public Property convertProperty(Property p,
 
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                                    PropertyList propertyList,
 
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                                    FObj fo)
 
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                        throws PropertyException {
 
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        ListProperty listProp = (ListProperty) super.convertProperty(p, propertyList, fo);
 
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        List lst = listProp.getList();
 
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        boolean none = false;
 
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        boolean under = false;
 
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        boolean over = false;
 
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        boolean through = false;
 
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        boolean blink = false;
 
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        int enumValue = -1;
 
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        for (int i = lst.size(); --i >= 0;) {
 
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            Property prop = (Property)lst.get(i);
 
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            if (prop instanceof NCnameProperty) {
 
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                prop = checkEnumValues(prop.getString());
 
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                lst.set(i, prop);
 
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            }
 
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            if (prop != null) {
 
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                enumValue = prop.getEnum();
 
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            }
 
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            switch (enumValue) {
 
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                case Constants.EN_NONE:
 
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                    if (under | over | through | blink) {
 
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                        throw new PropertyException("Invalid combination of values");
 
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                    }
 
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                    none = true;
 
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                    break;
 
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                case Constants.EN_UNDERLINE:
 
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                case Constants.EN_NO_UNDERLINE:
 
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                case Constants.EN_OVERLINE:
 
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                case Constants.EN_NO_OVERLINE:
 
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                case Constants.EN_LINE_THROUGH:
 
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                case Constants.EN_NO_LINE_THROUGH:
 
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                case Constants.EN_BLINK:
 
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                case Constants.EN_NO_BLINK:
 
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                    if (none) {
 
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                        throw new PropertyException
 
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                                ("'none' specified, no additional values allowed");
 
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                    }
 
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                    switch (enumValue) {
 
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                        case Constants.EN_UNDERLINE:
 
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                        case Constants.EN_NO_UNDERLINE:
 
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                            if (!under) {
 
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                                under = true;
 
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                                continue;
 
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                            }
 
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                        case Constants.EN_OVERLINE:
 
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                        case Constants.EN_NO_OVERLINE:
 
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                            if (!over) {
 
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                                over = true;
 
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                                continue;
 
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                            }
 
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                        case Constants.EN_LINE_THROUGH:
 
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                        case Constants.EN_NO_LINE_THROUGH:
 
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                            if (!through) {
 
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                                through = true;
 
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                                continue;
 
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                            }
 
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                        case Constants.EN_BLINK:
 
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                        case Constants.EN_NO_BLINK:
 
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                            if (!blink) {
 
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                                blink = true;
 
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                                continue;
 
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                            }
 
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                        default:
 
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                            throw new PropertyException("Invalid combination of values");
 
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                    }
 
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                default:
 
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                    throw new PropertyException("Invalid value specified: " + p);
 
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            }
 
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        }
 
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        return listProp;
 
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    }
 
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}