Initial version of a shorthand parser for the 'position' property.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@197923 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/java/org/apache/fop/fo/properties/PositionShorthandParser.java b/src/java/org/apache/fop/fo/properties/PositionShorthandParser.java
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+++ b/src/java/org/apache/fop/fo/properties/PositionShorthandParser.java
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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.properties;
+
+import org.apache.fop.fo.Constants;
+import org.apache.fop.fo.PropertyList;
+
+/**
+ * A shorthand parser for the position shorthand. It is used to set
+ * values for absolute-position and relative-position.
+ */
+public class PositionShorthandParser implements ShorthandParser {
+    public Property getValueForProperty(int propId,
+            Property property,
+            PropertyMaker maker,
+            PropertyList propertyList) {
+               int propVal = property.getEnum();
+       if (propId == Constants.PR_ABSOLUTE_POSITION) {
+               switch (propVal) {
+                       case Constants.STATIC:
+                       case Constants.RELATIVE:
+                               return new EnumProperty(Constants.AUTO, "AUTO");
+                       case Constants.ABSOLUTE:
+                               return new EnumProperty(Constants.ABSOLUTE, "ABSOLUTE");
+                       case Constants.FIXED:
+                               return new EnumProperty(Constants.FIXED, "FIXED");
+               }
+       }
+       if (propId == Constants.PR_RELATIVE_POSITION) {
+               switch (propVal) {
+                       case Constants.STATIC:
+                               return new EnumProperty(Constants.STATIC, "STATIC");
+                       case Constants.RELATIVE:
+                               return new EnumProperty(Constants.RELATIVE, "RELATIVE");
+                       case Constants.ABSOLUTE:
+                               return new EnumProperty(Constants.STATIC, "STATIC");
+                       case Constants.FIXED:
+                               return new EnumProperty(Constants.STATIC, "STATIC");
+               }
+       }
+       return null;
+    }
+}