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git-svn-id: svn://svn.code.sf.net/p/writer2latex/code/trunk@5 f0f2a975-2e09-46c8-9428-3b39399b9f3c
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henrikjust 2009-02-20 09:37:06 +00:00
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source/java/writer2latex/xhtml/StyleConverter.java Normal file
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/************************************************************************
*
* StyleConverter.java
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* Copyright: 2002-2008 by Henrik Just
*
* All Rights Reserved.
*
* Version 1.0 (2008-11-22)
*
*/
package writer2latex.xhtml;
//import java.util.Enumeration;
//import java.util.Hashtable;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import writer2latex.office.*;
import writer2latex.util.*;
/**
* <p>This class converts OpenDocument styles to CSS2 styles.</p>
* <p>Note that some elements in OpenDocument has attributes that also maps
* to CSS2 properties. Example: the width of a text box.</p>
* <p>Also note, that some OpenDocument style properties cannot be mapped to
* CSS2 without creating an additional inline element.</p>
* <p>The class uses one helper class per OpenDocument style family
* (paragraph, frame etc.)</p>
*/
class StyleConverter extends ConverterHelper {
// Helpers for text styles
private TextStyleConverter textSc;
private ParStyleConverter parSc;
private ListStyleConverter listSc;
private SectionStyleConverter sectionSc;
// Helpers for table styles
private TableStyleConverter tableSc;
private RowStyleConverter rowSc;
private CellStyleConverter cellSc;
// Helpers for drawing styles
private FrameStyleConverter frameSc;
private PresentationStyleConverter presentationSc;
// Helper for page styles
private PageStyleConverter pageSc;
/** <p>Create a new <code>StyleConverter</code></p>
*/
public StyleConverter(OfficeReader ofr, XhtmlConfig config, Converter converter, int nType) {
super(ofr,config,converter);
// Create the helpers
textSc = new TextStyleConverter(ofr,config,converter,nType);
parSc = new ParStyleConverter(ofr,config,converter,nType);
listSc = new ListStyleConverter(ofr,config,converter,nType);
sectionSc = new SectionStyleConverter(ofr,config,converter,nType);
tableSc = new TableStyleConverter(ofr,config,converter,nType);
rowSc = new RowStyleConverter(ofr,config,converter,nType);
cellSc = new CellStyleConverter(ofr,config,converter,nType);
frameSc = new FrameStyleConverter(ofr,config,converter,nType);
presentationSc = new PresentationStyleConverter(ofr,config,converter,nType);
pageSc = new PageStyleConverter(ofr,config,converter,nType);
}
// Accessor methods for helpers
protected TextStyleConverter getTextSc() { return textSc; }
protected ParStyleConverter getParSc() { return parSc; }
protected ListStyleConverter getListSc() { return listSc; }
protected SectionStyleConverter getSectionSc() { return sectionSc; }
protected TableStyleConverter getTableSc() { return tableSc; }
protected RowStyleConverter getRowSc() { return rowSc; }
protected CellStyleConverter getCellSc() { return cellSc; }
protected FrameStyleConverter getFrameSc() { return frameSc; }
protected PresentationStyleConverter getPresentationSc() { return presentationSc; }
protected PageStyleConverter getPageSc() { return pageSc; }
private StyleWithProperties getDefaultStyle() {
if (ofr.isSpreadsheet()) return ofr.getDefaultCellStyle();
else if (ofr.isPresentation()) return ofr.getDefaultFrameStyle();
else return ofr.getDefaultParStyle();
}
// Apply the default language
public void applyDefaultLanguage(Element node) {
StyleWithProperties style = getDefaultStyle();
if (style!=null) {
StyleInfo info = new StyleInfo();
StyleConverterHelper.applyLang(style,info);
applyStyle(info,node);
}
}
// Export used styles to CSS
public Node exportStyles(Document htmlDOM) {
String sIndent = " ";
StringBuffer buf = new StringBuffer();
// Export default style
if (config.xhtmlCustomStylesheet().length()==0 &&
(config.xhtmlFormatting()==XhtmlConfig.CONVERT_ALL ||
config.xhtmlFormatting()==XhtmlConfig.IGNORE_HARD)) {
// Default paragraph/cell/frame style is applied to the body element
StyleWithProperties defaultStyle = getDefaultStyle();
if (defaultStyle!=null) {
CSVList props = new CSVList(";");
// text properties only!
getTextSc().cssTextCommon(defaultStyle,props,true);
buf.append(sIndent)
.append("body {").append(props.toString()).append("}\n");
}
}
// Export declarations from helpers
// For OpenDocument documents created with OOo only some will generate content:
// Text documents: text, par, list, frame
// Spreadsheet documents: cell
// Presentation documents: frame, presentation, page
buf.append(getTextSc().getStyleDeclarations(sIndent));
buf.append(getParSc().getStyleDeclarations(sIndent));
buf.append(getListSc().getStyleDeclarations(sIndent));
buf.append(getSectionSc().getStyleDeclarations(sIndent));
buf.append(getCellSc().getStyleDeclarations(sIndent));
buf.append(getTableSc().getStyleDeclarations(sIndent));
buf.append(getRowSc().getStyleDeclarations(sIndent));
buf.append(getFrameSc().getStyleDeclarations(sIndent));
buf.append(getPresentationSc().getStyleDeclarations(sIndent));
buf.append(getPageSc().getStyleDeclarations(sIndent));
// Create node
if (buf.length()>0) {
Element htmlStyle = htmlDOM.createElement("style");
htmlStyle.setAttribute("media","all");
htmlStyle.setAttribute("type","text/css");
htmlStyle.appendChild(htmlDOM.createTextNode("\n"));
htmlStyle.appendChild(htmlDOM.createTextNode(buf.toString()));
htmlStyle.appendChild(htmlDOM.createTextNode(" "));
return htmlStyle;
}
else {
return null;
}
}
}