org.apache.fop.fo.properties.FontWeightPropertyMaker Maven / Gradle / Ivy
/*
* 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: FontWeightPropertyMaker.java 1466146 2013-04-09 17:31:41Z vhennebert $ */
package org.apache.fop.fo.properties;
import org.apache.fop.fo.Constants;
import org.apache.fop.fo.FObj;
import org.apache.fop.fo.PropertyList;
import org.apache.fop.fo.expr.PropertyException;
import org.apache.fop.fo.expr.PropertyInfo;
import org.apache.fop.fo.expr.PropertyParser;
/**
* Font weight property maker.
*/
public class FontWeightPropertyMaker extends EnumProperty.Maker {
/**
* Main constructor
* @param propId the property id
*/
public FontWeightPropertyMaker(int propId) {
super(propId);
}
/**
* {@inheritDoc}
*/
public Property make(PropertyList pList, String value, FObj fo)
throws PropertyException {
if ("inherit".equals(value)) {
return super.make(pList, value, fo);
} else {
String pValue = checkValueKeywords(value);
Property newProp = checkEnumValues(pValue);
int enumValue = (newProp != null) ? newProp.getEnum() : -1;
if (enumValue == Constants.EN_BOLDER || enumValue == Constants.EN_LIGHTER) {
/* check for relative enum values, compute in relation to parent */
Property parentProp = pList.getInherited(Constants.PR_FONT_WEIGHT);
if (enumValue == Constants.EN_BOLDER) {
enumValue = parentProp.getEnum();
switch (enumValue) {
case Constants.EN_100:
newProp = EnumProperty.getInstance(Constants.EN_200, "200");
break;
case Constants.EN_200:
newProp = EnumProperty.getInstance(Constants.EN_300, "300");
break;
case Constants.EN_300:
newProp = EnumProperty.getInstance(Constants.EN_400, "400");
break;
case Constants.EN_400:
newProp = EnumProperty.getInstance(Constants.EN_500, "500");
break;
case Constants.EN_500:
newProp = EnumProperty.getInstance(Constants.EN_600, "600");
break;
case Constants.EN_600:
newProp = EnumProperty.getInstance(Constants.EN_700, "700");
break;
case Constants.EN_700:
newProp = EnumProperty.getInstance(Constants.EN_800, "800");
break;
case Constants.EN_800:
case Constants.EN_900:
newProp = EnumProperty.getInstance(Constants.EN_900, "900");
break;
default:
//nop
}
} else {
enumValue = parentProp.getEnum();
switch (enumValue) {
case Constants.EN_100:
case Constants.EN_200:
newProp = EnumProperty.getInstance(Constants.EN_100, "100");
break;
case Constants.EN_300:
newProp = EnumProperty.getInstance(Constants.EN_200, "200");
break;
case Constants.EN_400:
newProp = EnumProperty.getInstance(Constants.EN_300, "300");
break;
case Constants.EN_500:
newProp = EnumProperty.getInstance(Constants.EN_400, "400");
break;
case Constants.EN_600:
newProp = EnumProperty.getInstance(Constants.EN_500, "500");
break;
case Constants.EN_700:
newProp = EnumProperty.getInstance(Constants.EN_600, "600");
break;
case Constants.EN_800:
newProp = EnumProperty.getInstance(Constants.EN_700, "700");
break;
case Constants.EN_900:
newProp = EnumProperty.getInstance(Constants.EN_800, "800");
break;
default:
//nop
}
}
} else if (enumValue == -1) {
/* neither a keyword, nor an enum
* still maybe a valid expression, so send it through the parser... */
newProp = PropertyParser.parse(value, new PropertyInfo(this, pList));
}
if (newProp != null) {
newProp = convertProperty(newProp, pList, fo);
}
return newProp;
}
}
}