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w2x hidden text and split on page breaks + some w2l bugfixes

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git-svn-id: svn://svn.code.sf.net/p/writer2latex/code/trunk@77 f0f2a975-2e09-46c8-9428-3b39399b9f3c
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henrikjust 2010-11-22 18:51:18 +00:00
parent 2174e5cbf5
commit a3a6b0befc
18 changed files with 202 additions and 94 deletions
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110
source/java/writer2latex/xhtml/TextConverter.java
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@ -20,7 +20,7 @@
*
* All Rights Reserved.
*
* Version 1.2 (2010-10-30)
* Version 1.2 (2010-11-22)
*
*/
@ -41,6 +41,7 @@ import org.w3c.dom.Element;
import writer2latex.util.Misc;
import writer2latex.office.FontDeclaration;
import writer2latex.office.OfficeStyle;
import writer2latex.office.XMLString;
import writer2latex.office.IndexMark;
import writer2latex.office.ListCounter;
@ -83,9 +84,12 @@ public class TextConverter extends ConverterHelper {
// In any case very large files could be a performance problem, hence we do automatic splitting
// after this number of characters. TODO: Make configurable.
private static final int EPUB_CHARACTER_COUNT_TRESHOLD = 150000;
int nSplit = 0; // The outline level at which to split files (0=no split)
int nRepeatLevels = 5; // The number of levels to repeat when splitting (0=no repeat)
private int nLastSplitLevel = 1; // The outline level at which the last split occured
private int nPageBreakSplit = XhtmlConfig.NONE; // Should we split at page breaks?
// TODO: Collect soft page breaks between table rows
private boolean bPendingPageBreak = false; // We have encountered a page break which should be inserted asap
private int nSplit = 0; // The outline level at which to split files (0=no split)
private int nRepeatLevels = 5; // The number of levels to repeat when splitting (0=no repeat)
private int nLastSplitLevel = 1; // The outline level at which the last split occurred
private int nDontSplitLevel = 0; // if > 0 splitting is forbidden
boolean bAfterHeading=false; // last element was a top level heading
protected Stack<Node> sections = new Stack<Node>(); // stack of nested sections
@ -134,9 +138,13 @@ public class TextConverter extends ConverterHelper {
// When generating toc, a few things should be done differently
private boolean bInToc = false;
// Display hidden text?
private boolean bDisplayHiddenText = false;
public TextConverter(OfficeReader ofr, XhtmlConfig config, Converter converter) {
super(ofr,config,converter);
nPageBreakSplit = config.pageBreakSplit();
nSplit = config.getXhtmlSplitLevel();
nRepeatLevels = config.getXhtmlRepeatLevels();
nFloatMode = ofr.isText() && config.xhtmlFloatObjects() ?
@ -153,6 +161,7 @@ public class TextConverter extends ConverterHelper {
sEntCitBodyStyle = notes.getProperty(XMLString.TEXT_CITATION_BODY_STYLE_NAME);
sEntCitStyle = notes.getProperty(XMLString.TEXT_CITATION_STYLE_NAME);
}
bDisplayHiddenText = config.displayHiddenText();
}
/** Converts an office node as a complete text document
@ -357,11 +366,12 @@ public class TextConverter extends ConverterHelper {
getDrawCv().handleDrawElement((Element)child,(Element)hnode,null,nFloatMode);
}
else if (nodeName.equals(XMLString.TEXT_P)) {
hnode = maybeSplit(hnode);
StyleWithProperties style = ofr.getParStyle(Misc.getAttribute(child,XMLString.TEXT_STYLE_NAME));
hnode = maybeSplit(hnode, style);
nCharacterCount+=OfficeReader.getCharacterCount(child);
// is there a block element, we should use?
XhtmlStyleMap xpar = config.getXParStyleMap();
String sDisplayName = ofr.getParStyles().getDisplayName(Misc.getAttribute(child,XMLString.TEXT_STYLE_NAME));
String sDisplayName = style!=null ? style.getDisplayName() : null;
if (sDisplayName!=null && xpar.contains(sDisplayName)) {
Node curHnode = hnode;
@ -400,9 +410,10 @@ public class TextConverter extends ConverterHelper {
}
}
else if(nodeName.equals(XMLString.TEXT_H)) {
StyleWithProperties style = ofr.getParStyle(Misc.getAttribute(child,XMLString.TEXT_STYLE_NAME));
int nOutlineLevel = getOutlineLevel((Element)child);
Node rememberNode = hnode;
hnode = maybeSplit(hnode,nOutlineLevel);
hnode = maybeSplit(hnode,style,nOutlineLevel);
nCharacterCount+=OfficeReader.getCharacterCount(child);
handleHeading((Element)child,hnode,rememberNode!=hnode);
}
@ -410,7 +421,7 @@ public class TextConverter extends ConverterHelper {
nodeName.equals(XMLString.TEXT_UNORDERED_LIST) || // old
nodeName.equals(XMLString.TEXT_ORDERED_LIST)) // old
{
hnode = maybeSplit(hnode);
hnode = maybeSplit(hnode,null);
if (listIsOnlyHeadings(child)) {
nDontSplitLevel--;
hnode = handleFakeList(child,nLevel+1,styleName,hnode);
@ -421,21 +432,22 @@ public class TextConverter extends ConverterHelper {
}
}
else if (nodeName.equals(XMLString.TABLE_TABLE)) {
hnode = maybeSplit(hnode);
StyleWithProperties style = ofr.getTableStyle(Misc.getAttribute(child,XMLString.TEXT_STYLE_NAME));
hnode = maybeSplit(hnode,style);
getTableCv().handleTable(child,hnode);
}
else if (nodeName.equals(XMLString.TABLE_SUB_TABLE)) {
getTableCv().handleTable(child,hnode);
}
else if (nodeName.equals(XMLString.TEXT_SECTION)) {
hnode = maybeSplit(hnode);
hnode = maybeSplit(hnode,null);
nDontSplitLevel--;
hnode = handleSection(child,hnode);
nDontSplitLevel++;
}
else if (nodeName.equals(XMLString.TEXT_TABLE_OF_CONTENT)) {
if (!ofr.getTocReader((Element)child).isByChapter()) {
hnode = maybeSplit(hnode,1);
hnode = maybeSplit(hnode,null,1);
}
handleTOC(child,hnode);
}
@ -452,13 +464,16 @@ public class TextConverter extends ConverterHelper {
handleUserIndex(child,hnode);
}
else if (nodeName.equals(XMLString.TEXT_ALPHABETICAL_INDEX)) {
hnode = maybeSplit(hnode,1);
hnode = maybeSplit(hnode,null,1);
handleAlphabeticalIndex(child,hnode);
}
else if (nodeName.equals(XMLString.TEXT_BIBLIOGRAPHY)) {
hnode = maybeSplit(hnode,1);
hnode = maybeSplit(hnode,null,1);
handleBibliography(child,hnode);
}
else if (nodeName.equals(XMLString.TEXT_SOFT_PAGE_BREAK)) {
if (nPageBreakSplit==XhtmlConfig.ALL) { bPendingPageBreak = true; }
}
else if (nodeName.equals(XMLString.OFFICE_ANNOTATION)) {
converter.handleOfficeAnnotation(child,hnode);
}
@ -477,18 +492,55 @@ public class TextConverter extends ConverterHelper {
return hnode;
}
private Node maybeSplit(Node node) {
if (converter.isOPS() && nCharacterCount>EPUB_CHARACTER_COUNT_TRESHOLD) {
return doMaybeSplit(node, 0);
}
return node;
private boolean getPageBreak(StyleWithProperties style) {
if (style!=null && nPageBreakSplit>XhtmlConfig.NONE) {
// If we don't consider manual page breaks, we may have to consider the parent style
if (style.isAutomatic() && nPageBreakSplit<XhtmlConfig.EXPLICIT) {
OfficeStyle parentStyle = style.getParentStyle();
if (parentStyle!=null && parentStyle instanceof StyleWithProperties) {
style = (StyleWithProperties) parentStyle;
}
else {
return false;
}
}
// A page break can be a simple page break before or after...
if ("page".equals(style.getProperty(XMLString.FO_BREAK_BEFORE))) {
return true;
}
if ("page".equals(style.getProperty(XMLString.FO_BREAK_AFTER))) {
bPendingPageBreak = true;
return false;
}
// ...or it can be a new master page
String sMasterPage = style.getMasterPageName();
if (sMasterPage!=null && sMasterPage.length()>0) {
return true;
}
}
return false;
}
private Node maybeSplit(Node node, int nLevel) {
private Node maybeSplit(Node node, StyleWithProperties style) {
return maybeSplit(node,style,-1);
}
private Node maybeSplit(Node node, StyleWithProperties style, int nLevel) {
if (bPendingPageBreak) {
return doMaybeSplit(node, 0);
}
if (getPageBreak(style)) {
return doMaybeSplit(node, 0);
}
if (converter.isOPS() && nCharacterCount>EPUB_CHARACTER_COUNT_TRESHOLD) {
return doMaybeSplit(node, 0);
}
return doMaybeSplit(node, nLevel);
if (nLevel>=0) {
return doMaybeSplit(node, nLevel);
}
else {
return node;
}
}
private Node doMaybeSplit(Node node, int nLevel) {
@ -504,6 +556,7 @@ public class TextConverter extends ConverterHelper {
if (nSplit>=nLevel && converter.outFileHasContent()) {
// No objections, this is a level that causes splitting
nCharacterCount = 0;
bPendingPageBreak = false;
return converter.nextOutFile();
}
return node;
@ -511,6 +564,8 @@ public class TextConverter extends ConverterHelper {
/* Process a text:section tag (returns current html node) */
private Node handleSection(Node onode, Node hnode) {
// Unlike headings, paragraphs and spans, text:display is not attached to the style:
if (!bDisplayHiddenText && "none".equals(Misc.getAttribute(onode,XMLString.TEXT_DISPLAY))) { return hnode; }
String sName = Misc.getAttribute(onode,XMLString.TEXT_NAME);
String sStyleName = Misc.getAttribute(onode,XMLString.TEXT_STYLE_NAME);
Element div = converter.createElement("div");
@ -541,9 +596,10 @@ public class TextConverter extends ConverterHelper {
ListStyle listStyle, int nListLevel, boolean bUnNumbered,
boolean bRestart, int nStartValue) {
String sStyleName = onode.getAttribute(XMLString.TEXT_STYLE_NAME);
StyleWithProperties style = ofr.getParStyle(sStyleName);
if (!bDisplayHiddenText && style!=null && "none".equals(style.getProperty(XMLString.TEXT_DISPLAY))) { return; }
if (!bUnNumbered) {
// If the heading uses a paragraph style which sets an explicit empty list style name, it's unnumbered
StyleWithProperties style = ofr.getParStyle(sStyleName);
if (style!=null) {
String sListStyleName = style.getListStyleName();
if (sListStyleName!=null && sListStyleName.length()==0) {
@ -551,6 +607,7 @@ public class TextConverter extends ConverterHelper {
}
}
}
// Note: nListLevel may in theory be different from the outline level,
// though the ui in OOo does not allow this
@ -662,6 +719,8 @@ public class TextConverter extends ConverterHelper {
boolean bIsEmpty = OfficeReader.isWhitespaceContent(onode);
if (config.ignoreEmptyParagraphs() && bIsEmpty) { return; }
String sStyleName = Misc.getAttribute(onode,XMLString.TEXT_STYLE_NAME);
StyleWithProperties style = ofr.getParStyle(sStyleName);
if (!bDisplayHiddenText && style!=null && "none".equals(style.getProperty(XMLString.TEXT_DISPLAY))) { return; }
Element par;
if (ofr.isSpreadsheet()) { // attach inline text directly to parent (always a table cell)
@ -1070,7 +1129,8 @@ public class TextConverter extends ConverterHelper {
nDontSplitLevel++;
int nOutlineLevel = getOutlineLevel((Element)onode);
Node rememberNode = hnode;
hnode = maybeSplit(hnode,nOutlineLevel);
StyleWithProperties style = ofr.getParStyle(Misc.getAttribute(child, XMLString.TEXT_STYLE_NAME));
hnode = maybeSplit(hnode,style,nOutlineLevel);
handleHeading((Element)child, hnode, rememberNode!=hnode,
ofr.getListStyle(sStyleName), nLevel,
bUnNumbered, bRestart, nStartValue);
@ -1535,6 +1595,9 @@ public class TextConverter extends ConverterHelper {
else if (sName.equals(XMLString.TEXT_BIBLIOGRAPHY_MARK)) {
handleBibliographyMark(child,hnode);
}
else if (sName.equals(XMLString.TEXT_SOFT_PAGE_BREAK)) {
if (nPageBreakSplit==XhtmlConfig.ALL) { bPendingPageBreak = true; }
}
else if (sName.equals(XMLString.OFFICE_ANNOTATION)) {
converter.handleOfficeAnnotation(child,hnode);
}
@ -1565,6 +1628,9 @@ public class TextConverter extends ConverterHelper {
}
private void handleSpan(Node onode, Node hnode) {
StyleWithProperties style = ofr.getTextStyle(Misc.getAttribute(onode, XMLString.TEXT_STYLE_NAME));
if (!bDisplayHiddenText && style!=null && "none".equals(style.getProperty(XMLString.TEXT_DISPLAY))) { return; }
if (!bInToc) {
String sStyleName = Misc.getAttribute(onode,XMLString.TEXT_STYLE_NAME);
Element span = createInline((Element) hnode,sStyleName);