fcd9c12304
git-svn-id: svn://svn.code.sf.net/p/writer2latex/code/trunk@237 f0f2a975-2e09-46c8-9428-3b39399b9f3c
230 lines
No EOL
9.8 KiB
Java
230 lines
No EOL
9.8 KiB
Java
/************************************************************************
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*
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* BlockConverter.java
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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* Copyright: 2002-2015 by Henrik Just
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*
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* All Rights Reserved.
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*
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* Version 1.6 (2015-04-15)
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*
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*/
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package writer2latex.latex;
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import org.w3c.dom.Element;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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import writer2latex.latex.util.Context;
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import writer2latex.latex.util.StyleMap;
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import writer2latex.office.OfficeReader;
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import writer2latex.office.XMLString;
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import writer2latex.util.Misc;
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/**
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* This class handles basic block content, such as the main text body,
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* sections, tables, lists, headings and paragraphs.</p>
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*/
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public class BlockConverter extends ConverterHelper {
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public BlockConverter(OfficeReader ofr, LaTeXConfig config, ConverterPalette palette) {
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super(ofr,config,palette);
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}
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public void appendDeclarations(LaTeXDocumentPortion pack, LaTeXDocumentPortion decl) {
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// currently do nothing..
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}
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/** <p> Traverse block text (eg. content of body, section, list item).
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* This is traversed in logical order and dedicated handlers take care of
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* each block element.</p>
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* <p> (Note: As a rule, all handling of block level elements should add a
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* newline to the LaTeX document at the end of the block)</p>
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* @param node The element containing the block text
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* @param ldp the <code>LaTeXDocumentPortion</code> to which
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* LaTeX code should be added
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* @param oc the current context
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*/
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public void traverseBlockText(Element node, LaTeXDocumentPortion ldp, Context oc) {
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Context ic = (Context) oc.clone();
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// The current paragraph block:
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StyleMap blockMap = config.getParBlockStyleMap();
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String sBlockName = null;
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if (node.hasChildNodes()) {
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NodeList list = node.getChildNodes();
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int nLen = list.getLength();
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for (int i = 0; i < nLen; i++) {
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Node childNode = list.item(i);
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if (childNode.getNodeType() == Node.ELEMENT_NODE) {
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Element child = (Element)childNode;
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String sTagName = child.getTagName();
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// Start/End a paragraph block (not in tables)
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if (!ic.isInTable()) {
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if (sTagName.equals(XMLString.TEXT_P)) {
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String sStyleName = ofr.getParStyles().getDisplayName(child.getAttribute(XMLString.TEXT_STYLE_NAME));
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if (sBlockName!=null && !blockMap.isNext(sBlockName,sStyleName)) {
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// end current block
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String sAfter = blockMap.getAfter(sBlockName);
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if (sAfter.length()>0) ldp.append(sAfter).nl();
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sBlockName = null;
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ic.setVerbatim(false);
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}
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if (sBlockName==null && blockMap.contains(sStyleName)) {
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// start a new block
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sBlockName = sStyleName;
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String sBefore = blockMap.getBefore(sBlockName);
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if (sBefore.length()>0) ldp.append(sBefore).nl();
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ic.setVerbatim(blockMap.getVerbatim(sStyleName));
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}
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}
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else if (sBlockName!=null) {
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// non-paragraph: end current block
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String sAfter = blockMap.getAfter(sBlockName);
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if (sAfter.length()>0) ldp.append(sAfter).nl();
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sBlockName = null;
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ic.setVerbatim(false);
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}
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}
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palette.getFieldCv().flushReferenceMarks(ldp,ic);
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palette.getIndexCv().flushIndexMarks(ldp,ic);
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palette.getInfo().addDebugInfo(child,ldp);
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// Basic block content; handle by this class
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if (sTagName.equals(XMLString.TEXT_P)) {
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// is this a caption?
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String sSequence = ofr.getSequenceName(child);
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if (ofr.isFigureSequenceName(sSequence)) {
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palette.getDrawCv().handleCaption(child,ldp,ic);
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}
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else if (ofr.isTableSequenceName(sSequence)) {
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// Next node *should* be a table
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if (i+1<nLen && Misc.isElement(list.item(i+1),XMLString.TABLE_TABLE)) {
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// Found table with caption above
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palette.getTableCv().handleTable((Element)list.item(++i),child,true,ldp,ic);
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}
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else {
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// Found lonely caption
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palette.getTableCv().handleCaption(child,ldp,ic);
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}
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}
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else {
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palette.getParCv().handleParagraph(child,ldp,ic,i==nLen-1);
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}
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}
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else if(sTagName.equals(XMLString.TEXT_H)) {
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palette.getHeadingCv().handleHeading(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_LIST)) { // oasis
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palette.getListCv().handleList(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_UNORDERED_LIST)) {
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palette.getListCv().handleList(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_ORDERED_LIST)) {
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palette.getListCv().handleList(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TABLE_TABLE)) {
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// Next node *could* be a caption
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if (i+1<nLen && Misc.isElement(list.item(i+1),XMLString.TEXT_P) &&
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ofr.isTableSequenceName(ofr.getSequenceName((Element)list.item(i+1)))) {
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// Found table with caption below
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palette.getTableCv().handleTable(child,(Element)list.item(++i),false,ldp,oc);
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}
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else {
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// Found table without caption
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palette.getTableCv().handleTable(child,null,false,ldp,oc);
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}
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}
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else if (sTagName.equals(XMLString.TABLE_SUB_TABLE)) {
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palette.getTableCv().handleTable(child,null,true,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_SECTION)) {
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palette.getSectionCv().handleSection(child,ldp,ic);
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}
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// Draw elements may appear in block context if they are
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// anchored to page
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else if (sTagName.startsWith("draw:")) {
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palette.getDrawCv().handleDrawElement(child,ldp,ic);
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}
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// Indexes
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else if (sTagName.equals(XMLString.TEXT_TABLE_OF_CONTENT)) {
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palette.getIndexCv().handleTOC(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_ILLUSTRATION_INDEX)) {
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palette.getIndexCv().handleLOF(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_TABLE_INDEX)) {
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palette.getIndexCv().handleLOT(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_OBJECT_INDEX)) {
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palette.getIndexCv().handleObjectIndex(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_USER_INDEX)) {
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palette.getIndexCv().handleUserIndex(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_ALPHABETICAL_INDEX)) {
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palette.getIndexCv().handleAlphabeticalIndex(child,ldp,ic);
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}
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else if (sTagName.equals(XMLString.TEXT_BIBLIOGRAPHY)) {
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palette.getBibCv().handleBibliography(child,ldp,ic);
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}
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// Sequence declarations appear in the main text body (before the actual content)
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else if (sTagName.equals(XMLString.TEXT_SEQUENCE_DECLS)) {
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palette.getFieldCv().handleSequenceDecls(child);
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}
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// other tags are ignored
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}
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}
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}
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if (!oc.isInTable() && sBlockName!=null) {
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// end current block
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String sAfter = blockMap.getAfter(sBlockName);
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if (sAfter.length()>0) ldp.append(sAfter).nl();
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sBlockName = null;
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}
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palette.getFieldCv().flushReferenceMarks(ldp,ic);
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palette.getIndexCv().flushIndexMarks(ldp,ic);
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}
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} |