1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 package com.sun.star.report.pentaho.parser.rpt; 24 25 import com.sun.star.report.pentaho.OfficeNamespaces; 26 import com.sun.star.report.pentaho.model.FormattedTextElement; 27 import com.sun.star.report.pentaho.parser.ElementReadHandler; 28 29 import org.jfree.report.expressions.FormulaExpression; 30 import org.jfree.report.structure.Element; 31 32 import org.pentaho.reporting.libraries.xmlns.parser.IgnoreAnyChildReadHandler; 33 import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler; 34 35 import org.xml.sax.Attributes; 36 import org.xml.sax.SAXException; 37 38 /** 39 * Creation-Date: 01.10.2006, 19:06:45 40 * 41 * @author Thomas Morgner 42 */ 43 public class FormattedTextReadHandler extends ElementReadHandler 44 { 45 46 private final FormattedTextElement element; 47 FormattedTextReadHandler()48 public FormattedTextReadHandler() 49 { 50 element = new FormattedTextElement(); 51 } 52 53 /** 54 * Starts parsing. 55 * 56 * @param attrs the attributes. 57 * @throws org.xml.sax.SAXException if there is a parsing error. 58 */ startParsing(final Attributes attrs)59 protected void startParsing(final Attributes attrs) throws SAXException 60 { 61 super.startParsing(attrs); 62 63 final String formula = attrs.getValue(OfficeNamespaces.OOREPORT_NS, "formula"); 64 if (formula != null) 65 { 66 final FormulaExpression valueExpression = new FormulaExpression(); 67 valueExpression.setFormula(formula); 68 element.setValueExpression(valueExpression); 69 } 70 71 // * Print-Repeated-Values 72 // * Print-In-First-New-Section 73 // * Print-When-Group-Changes 74 75 // * Print-When-Section-Overflows 76 // That property cannot be evaluated yet, as this would require us to 77 // have a clue about pagebreaking. We dont have that - not yet and never 78 // in the future, as pagebreaks are computed by OpenOffice instead 79 } 80 81 /** 82 * Returns the handler for a child element. 83 * 84 * @param tagName the tag name. 85 * @param atts the attributes. 86 * @return the handler or null, if the tagname is invalid. 87 * @throws org.xml.sax.SAXException if there is a parsing error. 88 */ getHandlerForChild(final String uri, final String tagName, final Attributes atts)89 protected XmlReadHandler getHandlerForChild(final String uri, 90 final String tagName, 91 final Attributes atts) 92 throws SAXException 93 { 94 if (OfficeNamespaces.OOREPORT_NS.equals(uri)) 95 { 96 // expect a report control. The control will modifiy the current 97 // element (as we do not separate the elements that strictly ..) 98 if ("report-control".equals(tagName)) 99 { 100 return new IgnoreAnyChildReadHandler(); 101 } 102 if ("report-element".equals(tagName)) 103 { 104 return new ReportElementReadHandler(element); 105 } 106 } 107 return null; 108 } 109 getElement()110 public Element getElement() 111 { 112 return element; 113 } 114 } 115