/thirdparties-extension/org.apache.poi.xwpf.converter.pdf/src/main/java/org/apache/poi/xwpf/converter/pdf/internal/PdfMapper.java

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/**

 * Copyright (C) 2011-2012 The XDocReport Team <xdocreport@googlegroups.com>

 *

 * All rights reserved.

 *

 * Permission is hereby granted, free  of charge, to any person obtaining

 * a  copy  of this  software  and  associated  documentation files  (the

 * "Software"), to  deal in  the Software without  restriction, including

 * without limitation  the rights to  use, copy, modify,  merge, publish,

 * distribute,  sublicense, and/or sell  copies of  the Software,  and to

 * permit persons to whom the Software  is furnished to do so, subject to

 * the following conditions:

 *

 * The  above  copyright  notice  and  this permission  notice  shall  be

 * included in all copies or substantial portions of the Software.

 *

 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,

 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF

 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND

 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE

 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION

 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION

 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

 */

package org.apache.poi.xwpf.converter.pdf.internal;



import static org.apache.poi.xwpf.converter.core.utils.DxaUtil.emu2points;



import java.awt.Color;

import java.io.OutputStream;

import java.math.BigInteger;

import java.util.List;

import java.util.logging.Logger;



import org.apache.poi.xwpf.converter.core.BorderSide;

import org.apache.poi.xwpf.converter.core.IXWPFMasterPage;

import org.apache.poi.xwpf.converter.core.ListItemContext;

import org.apache.poi.xwpf.converter.core.ParagraphLineSpacing;

import org.apache.poi.xwpf.converter.core.TableCellBorder;

import org.apache.poi.xwpf.converter.core.TableHeight;

import org.apache.poi.xwpf.converter.core.TableWidth;

import org.apache.poi.xwpf.converter.core.XWPFDocumentVisitor;

import org.apache.poi.xwpf.converter.core.styles.paragraph.ParagraphIndentationHangingValueProvider;

import org.apache.poi.xwpf.converter.core.styles.paragraph.ParagraphIndentationLeftValueProvider;

import org.apache.poi.xwpf.converter.core.utils.DxaUtil;

import org.apache.poi.xwpf.converter.core.utils.StringUtils;

import org.apache.poi.xwpf.converter.pdf.PdfOptions;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableAnchor;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableDocument;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableHeaderFooter;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableMasterPage;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableParagraph;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableTable;

import org.apache.poi.xwpf.converter.pdf.internal.elements.StylableTableCell;

import org.apache.poi.xwpf.usermodel.IBodyElement;

import org.apache.poi.xwpf.usermodel.ParagraphAlignment;

import org.apache.poi.xwpf.usermodel.UnderlinePatterns;

import org.apache.poi.xwpf.usermodel.XWPFDocument;

import org.apache.poi.xwpf.usermodel.XWPFFooter;

import org.apache.poi.xwpf.usermodel.XWPFHeader;

import org.apache.poi.xwpf.usermodel.XWPFParagraph;

import org.apache.poi.xwpf.usermodel.XWPFPictureData;

import org.apache.poi.xwpf.usermodel.XWPFRun;

import org.apache.poi.xwpf.usermodel.XWPFTable;

import org.apache.poi.xwpf.usermodel.XWPFTableCell;

import org.apache.poi.xwpf.usermodel.XWPFTableRow;

import org.openxmlformats.schemas.drawingml.x2006.main.CTPositiveSize2D;

import org.openxmlformats.schemas.drawingml.x2006.picture.CTPicture;

import org.openxmlformats.schemas.drawingml.x2006.wordprocessingDrawing.STRelFromH;

import org.openxmlformats.schemas.drawingml.x2006.wordprocessingDrawing.STRelFromV;

import org.openxmlformats.schemas.drawingml.x2006.wordprocessingDrawing.STWrapText;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTBookmark;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTBorder;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTBr;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTHdrFtrRef;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTLvl;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTPPr;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTPTab;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTRPr;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTSectPr;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTabStop;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTabs;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTText;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTextDirection;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTabJc;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTabTlc;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTextDirection;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.STVerticalJc;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.STVerticalJc.Enum;



import com.lowagie.text.Chunk;

import com.lowagie.text.DocumentException;

import com.lowagie.text.Element;

import com.lowagie.text.Font;

import com.lowagie.text.Image;

import com.lowagie.text.Paragraph;

import com.lowagie.text.Rectangle;

import com.lowagie.text.pdf.PdfPCell;

import com.lowagie.text.pdf.PdfPTable;

import com.lowagie.text.pdf.draw.DottedLineSeparator;

import com.lowagie.text.pdf.draw.LineSeparator;

import com.lowagie.text.pdf.draw.VerticalPositionMark;



import fr.opensagres.xdocreport.itext.extension.ExtendedChunk;

import fr.opensagres.xdocreport.itext.extension.ExtendedImage;

import fr.opensagres.xdocreport.itext.extension.ExtendedParagraph;

import fr.opensagres.xdocreport.itext.extension.ExtendedPdfPCell;

import fr.opensagres.xdocreport.itext.extension.ExtendedPdfPTable;

import fr.opensagres.xdocreport.itext.extension.IITextContainer;

import fr.opensagres.xdocreport.itext.extension.font.FontGroup;



public class PdfMapper

    extends XWPFDocumentVisitor<IITextContainer, PdfOptions, StylableMasterPage>

{



    private static final String TAB = "\t";



    /**

     * Logger for this class

     */

    private static final Logger LOGGER = Logger.getLogger( PdfMapper.class.getName() );



    private final OutputStream out;



    // Instance of PDF document

    private StylableDocument pdfDocument;



    private Font currentRunFontAscii;



    private Font currentRunFontEastAsia;



    private Font currentRunFontHAnsi;



    private UnderlinePatterns currentRunUnderlinePatterns;



    private Color currentRunBackgroundColor;



    private Float currentRunX;



    private Float currentPageWidth;



    private StylableHeaderFooter pdfHeader;



    private StylableHeaderFooter pdfFooter;



    public PdfMapper( XWPFDocument document, OutputStream out, PdfOptions options )

        throws Exception

    {

        super( document, options != null ? options : PdfOptions.getDefault() );

        this.out = out;

    }



    // ------------------------- Document



    @Override

    protected IITextContainer startVisitDocument()

        throws Exception

    {

        // Create instance of PDF document

        this.pdfDocument = new StylableDocument( out );

        this.pdfDocument.setMasterPageManager( getMasterPageManager() );

        return pdfDocument;



    }



    @Override

    protected void endVisitDocument()

        throws Exception

    {

        pdfDocument.close();

        out.close();

    }



    // ------------------------- Header/Footer



    @Override

    protected void visitHeader( XWPFHeader header, CTHdrFtrRef headerRef, CTSectPr sectPr, StylableMasterPage masterPage )

        throws Exception

    {

        BigInteger headerY = sectPr.getPgMar() != null ? sectPr.getPgMar().getHeader() : null;

        this.currentPageWidth = sectPr.getPgMar() != null ? DxaUtil.dxa2points( sectPr.getPgSz().getW() ) : null;

        this.pdfHeader = new StylableHeaderFooter( pdfDocument, headerY, true );

        // List<IBodyElement> bodyElements = header.getBodyElements();

        List<IBodyElement> bodyElements = super.getBodyElements( header );

        StylableTableCell tableCell = getHeaderFooterTableCell( pdfHeader, bodyElements );

        visitBodyElements( bodyElements, tableCell );

        masterPage.setHeader( pdfHeader );

        this.currentPageWidth = null;

        this.pdfHeader = null;

    }



    @Override

    protected void visitFooter( XWPFFooter footer, CTHdrFtrRef footerRef, CTSectPr sectPr, StylableMasterPage masterPage )

        throws Exception

    {

        BigInteger footerY = sectPr.getPgMar() != null ? sectPr.getPgMar().getFooter() : null;

        this.currentPageWidth = sectPr.getPgMar() != null ? DxaUtil.dxa2points( sectPr.getPgSz().getW() ) : null;

        this.pdfFooter = new StylableHeaderFooter( pdfDocument, footerY, false );

        List<IBodyElement> bodyElements = super.getBodyElements( footer );

        StylableTableCell tableCell = getHeaderFooterTableCell( pdfFooter, bodyElements );

        visitBodyElements( bodyElements, tableCell );

        masterPage.setFooter( pdfFooter );

        this.currentPageWidth = null;

        this.pdfFooter = null;

    }



    private StylableTableCell getHeaderFooterTableCell( StylableHeaderFooter pdfHeaderFooter,

                                                        List<IBodyElement> bodyElements )

        throws DocumentException

    {

        return pdfHeaderFooter.getTableCell();

    }



    @Override

    protected void setActiveMasterPage( StylableMasterPage masterPage )

    {

        pdfDocument.setActiveMasterPage( masterPage );



    }



    @Override

    protected IXWPFMasterPage createMasterPage( CTSectPr sectPr )

    {

        return new StylableMasterPage( sectPr );

    }



    // ------------------------- Paragraph



    @Override

    protected IITextContainer startVisitParagraph( XWPFParagraph docxParagraph, ListItemContext itemContext,

                                                   IITextContainer pdfParentContainer )

        throws Exception

    {

        this.currentRunX = null;



        // create PDF paragraph

        StylableParagraph pdfParagraph = pdfDocument.createParagraph( pdfParentContainer );



        // indentation left

        Float indentationLeft = stylesDocument.getIndentationLeft( docxParagraph );

        if ( indentationLeft != null )

        {

            pdfParagraph.setIndentationLeft( indentationLeft );

        }

        // indentation right

        Float indentationRight = stylesDocument.getIndentationRight( docxParagraph );

        if ( indentationRight != null )

        {

            pdfParagraph.setIndentationRight( indentationRight );

        }

        // indentation first line

        Float indentationFirstLine = stylesDocument.getIndentationFirstLine( docxParagraph );

        if ( indentationFirstLine != null )

        {

            pdfParagraph.setFirstLineIndent( indentationFirstLine );

        }

        // indentation hanging (remove first line)

        Float indentationHanging = stylesDocument.getIndentationHanging( docxParagraph );

        if ( indentationHanging != null )

        {

            pdfParagraph.setFirstLineIndent( -indentationHanging );

        }



        // // spacing before

        Float spacingBefore = stylesDocument.getSpacingBefore( docxParagraph );

        if ( spacingBefore != null )

        {

            pdfParagraph.setSpacingBefore( spacingBefore );

        }



        // spacing after

        Float spacingAfter = stylesDocument.getSpacingAfter( docxParagraph );

        if ( spacingAfter != null )

        {

            pdfParagraph.setSpacingAfter( spacingAfter );

        }



        ParagraphLineSpacing lineSpacing = stylesDocument.getParagraphSpacing( docxParagraph );

        if ( lineSpacing != null )

        {

            if ( lineSpacing.getLeading() != null && lineSpacing.getMultipleLeading() != null )

            {

                pdfParagraph.setLeading( lineSpacing.getLeading(), lineSpacing.getMultipleLeading() );

            }

            else

            {

                if ( lineSpacing.getLeading() != null )

                {

                    pdfParagraph.setLeading( lineSpacing.getLeading() );

                }

                if ( lineSpacing.getMultipleLeading() != null )

                {

                    pdfParagraph.setMultipliedLeading( lineSpacing.getMultipleLeading() );

                }

            }



        }



        // text-align

        ParagraphAlignment alignment = stylesDocument.getParagraphAlignment( docxParagraph );

        if ( alignment != null )

        {

            switch ( alignment )

            {

                case LEFT:

                    pdfParagraph.setAlignment( Element.ALIGN_LEFT );

                    break;

                case RIGHT:

                    pdfParagraph.setAlignment( Element.ALIGN_RIGHT );

                    break;

                case CENTER:

                    pdfParagraph.setAlignment( Element.ALIGN_CENTER );

                    break;

                case BOTH:

                    pdfParagraph.setAlignment( Element.ALIGN_JUSTIFIED );

                    break;

                default:

                    break;

            }

        }



        // background-color

        Color backgroundColor = stylesDocument.getBackgroundColor( docxParagraph );

        if ( backgroundColor != null )

        {

            pdfParagraph.setBackgroundColor( backgroundColor );

        }



        // border

        CTBorder borderTop = stylesDocument.getBorderTop( docxParagraph );

        pdfParagraph.setBorder( borderTop, Rectangle.TOP );



        CTBorder borderBottom = stylesDocument.getBorderBottom( docxParagraph );

        pdfParagraph.setBorder( borderBottom, Rectangle.BOTTOM );



        CTBorder borderLeft = stylesDocument.getBorderLeft( docxParagraph );

        pdfParagraph.setBorder( borderLeft, Rectangle.LEFT );



        CTBorder borderRight = stylesDocument.getBorderRight( docxParagraph );

        pdfParagraph.setBorder( borderRight, Rectangle.RIGHT );



        if ( itemContext != null )

        {

            CTLvl lvl = itemContext.getLvl();

            CTPPr lvlPPr = lvl.getPPr();

            if ( lvlPPr != null )

            {

                if ( ParagraphIndentationLeftValueProvider.INSTANCE.getValue( docxParagraph.getCTP().getPPr() ) == null )

                {



                    // search the indentation from the level properties only if paragraph has not override it

                    // see https://code.google.com/p/xdocreport/issues/detail?id=239

                    Float indLeft = ParagraphIndentationLeftValueProvider.INSTANCE.getValue( lvlPPr );

                    if ( indLeft != null )

                    {

                        pdfParagraph.setIndentationLeft( indLeft );

                    }

                }

                if ( ParagraphIndentationHangingValueProvider.INSTANCE.getValue( docxParagraph.getCTP().getPPr() ) == null )

                {

                    // search the hanging from the level properties only if paragraph has not override it

                    // see https://code.google.com/p/xdocreport/issues/detail?id=239

                    Float hanging = stylesDocument.getIndentationHanging( lvlPPr );

                    if ( hanging != null )

                    {

                        pdfParagraph.setFirstLineIndent( -hanging );

                    }

                }

            }

            CTRPr lvlRPr = lvl.getRPr();

            if ( lvlRPr != null )

            {

                // Font family

                String listItemFontFamily = stylesDocument.getFontFamilyAscii( lvlRPr );



                // Get font size

                Float listItemFontSize = stylesDocument.getFontSize( lvlRPr );



                // Get font style

                int listItemFontStyle = Font.NORMAL;

                Boolean bold = stylesDocument.getFontStyleBold( lvlRPr );

                if ( bold != null && bold )

                {

                    listItemFontStyle |= Font.BOLD;

                }

                Boolean italic = stylesDocument.getFontStyleItalic( lvlRPr );

                if ( italic != null && italic )

                {

                    listItemFontStyle |= Font.ITALIC;

                }

                Boolean strike = stylesDocument.getFontStyleStrike( lvlRPr );

                if ( strike != null && strike )

                {

                    listItemFontStyle |= Font.STRIKETHRU;

                }



                // Font color

                Color listItemFontColor = stylesDocument.getFontColor( lvlRPr );



                pdfParagraph.setListItemFontFamily( listItemFontFamily );

                pdfParagraph.setListItemFontSize( listItemFontSize );

                pdfParagraph.setListItemFontStyle( listItemFontStyle );

                pdfParagraph.setListItemFontColor( listItemFontColor );



            }

            pdfParagraph.setListItemText( itemContext.getText() );

        }

        return pdfParagraph;

    }



    @Override

    protected void endVisitParagraph( XWPFParagraph docxParagraph, IITextContainer pdfParentContainer,

                                      IITextContainer pdfParagraphContainer )

        throws Exception

    {

        // add the iText paragraph in the current parent container.

        ExtendedParagraph pdfParagraph = (ExtendedParagraph) pdfParagraphContainer;

        pdfParentContainer.addElement( pdfParagraph.getElement() );



        this.currentRunX = null;

    }



    // ------------------------- Run



    @Override

    protected void visitEmptyRun( IITextContainer pdfParagraphContainer )

        throws Exception

    {

        StylableParagraph paragraph = (StylableParagraph) pdfParagraphContainer;

        IITextContainer parent = paragraph.getParent();

        if ( parent instanceof StylableTableCell )

        {

            StylableTableCell cell = (StylableTableCell) parent;

            if ( cell.getRotation() > 0 )

            {

                // Run paragraph belongs to Cell which has rotation, ignore the empty run.

                return;

            }

        }

        // Add new PDF line

        pdfParagraphContainer.addElement( Chunk.NEWLINE );

    }



    @Override

    protected void visitRun( XWPFRun docxRun, boolean pageNumber, String url, IITextContainer pdfParagraphContainer )

        throws Exception

    {

        // Font family

        String fontFamilyAscii = stylesDocument.getFontFamilyAscii( docxRun );

        String fontFamilyEastAsia = stylesDocument.getFontFamilyEastAsia( docxRun );

        String fontFamilyHAnsi = stylesDocument.getFontFamilyHAnsi( docxRun );



        // Get font size

        Float fontSize = stylesDocument.getFontSize( docxRun );

        if ( fontSize == null )

        {

            fontSize = -1f;

        }



        // Get font style

        int fontStyle = Font.NORMAL;

        Boolean bold = stylesDocument.getFontStyleBold( docxRun );

        if ( bold != null && bold )

        {

            fontStyle |= Font.BOLD;

        }

        Boolean italic = stylesDocument.getFontStyleItalic( docxRun );

        if ( italic != null && italic )

        {

            fontStyle |= Font.ITALIC;

        }

        Boolean strike = stylesDocument.getFontStyleStrike( docxRun );

        if ( strike != null && strike )

        {

            fontStyle |= Font.STRIKETHRU;

        }



        // Font color

        Color fontColor = stylesDocument.getFontColor( docxRun );



        // Font

        this.currentRunFontAscii = getFont( fontFamilyAscii, fontSize, fontStyle, fontColor );

        this.currentRunFontEastAsia = getFont( fontFamilyEastAsia, fontSize, fontStyle, fontColor );

        this.currentRunFontHAnsi = getFont( fontFamilyHAnsi, fontSize, fontStyle, fontColor );



        // Underline patterns

        this.currentRunUnderlinePatterns = stylesDocument.getUnderline( docxRun );



        // background color

        this.currentRunBackgroundColor = stylesDocument.getBackgroundColor( docxRun );



        // highlight

        if ( currentRunBackgroundColor == null )

        {

            this.currentRunBackgroundColor = stylesDocument.getTextHighlighting( docxRun );

        }



        StylableParagraph pdfParagraph = (StylableParagraph) pdfParagraphContainer;

        pdfParagraph.adjustMultipliedLeading( currentRunFontAscii );



        // addd symbol list item chunk if needed.

        String listItemText = pdfParagraph.getListItemText();

        if ( StringUtils.isNotEmpty( listItemText ) )

        {

            // FIXME: add some space after the list item

            listItemText += "    ";



            String listItemFontFamily = pdfParagraph.getListItemFontFamily();

            Float listItemFontSize = pdfParagraph.getListItemFontSize();

            int listItemFontStyle = pdfParagraph.getListItemFontStyle();

            Color listItemFontColor = pdfParagraph.getListItemFontColor();

            Font listItemFont =

                options.getFontProvider().getFont( listItemFontFamily != null ? listItemFontFamily : fontFamilyAscii,

                                                   options.getFontEncoding(),

                                                   listItemFontSize != null ? listItemFontSize : fontSize,

                                                   listItemFontStyle != Font.NORMAL ? listItemFontStyle : fontStyle,

                                                   listItemFontColor != null ? listItemFontColor : fontColor );

            Chunk symbol =

                createTextChunk( listItemText, false, listItemFont, currentRunUnderlinePatterns,

                                 currentRunBackgroundColor );

            pdfParagraph.add( symbol );

            pdfParagraph.setListItemText( null );

        }



        IITextContainer container = pdfParagraphContainer;

        if ( url != null )

        {

            // URL is not null, generate a PDF hyperlink.

            StylableAnchor pdfAnchor = new StylableAnchor();

            pdfAnchor.setReference( url );

            pdfAnchor.setITextContainer( container );

            container = pdfAnchor;

        }

        super.visitRun( docxRun, pageNumber, url, container );



        if ( url != null )

        {

            // URL is not null, add the PDF hyperlink in the PDF paragraph

            pdfParagraphContainer.addElement( (StylableAnchor) container );

        }



        this.currentRunFontAscii = null;

        this.currentRunFontEastAsia = null;

        this.currentRunFontHAnsi = null;

        this.currentRunUnderlinePatterns = null;

        this.currentRunBackgroundColor = null;

    }



    private Font getFont( String fontFamily, Float fontSize, int fontStyle, Color fontColor )

    {



        String fontToUse = stylesDocument.getFontNameToUse( fontFamily );

        if ( StringUtils.isNotEmpty( fontToUse ) )

        {

            return options.getFontProvider().getFont( fontToUse, options.getFontEncoding(), fontSize, fontStyle,

                                                      fontColor );

        }

        Font font =

            options.getFontProvider().getFont( fontFamily, options.getFontEncoding(), fontSize, fontStyle, fontColor );

        if ( !isFontExists( font ) )

        {

            // font is not found

            try

            {

                List<String> altNames = stylesDocument.getFontsAltName( fontFamily );

                if ( altNames != null )

                {

                    // Loop for each alternative names font (from the fontTable.xml) to find the well font.

                    for ( String altName : altNames )

                    {

                        font = getFont( altName, fontSize, fontStyle, fontColor );

                        if ( isFontExists( font ) )

                        {

                            stylesDocument.setFontNameToUse( fontFamily, altName );

                            return font;

                        }

                    }

                }

            }

            catch ( Exception e )

            {

                LOGGER.severe( e.getMessage() );

            }

        }

        return font;

    }



    /**

     * Returns true if the iText font exists and false otherwise.

     * 

     * @param font

     * @return

     */

    private boolean isFontExists( Font font )

    {

        // FIXME : is it like this to test that font exists?

        return font != null && font.getBaseFont() != null;

    }



    @Override

    protected void visitText( CTText docxText, boolean pageNumber, IITextContainer pdfParagraphContainer )

        throws Exception

    {

        Font font = currentRunFontAscii;

        Font fontAsian = currentRunFontEastAsia;

        Font fontComplex = currentRunFontHAnsi;

        createAndAddChunks( pdfParagraphContainer, docxText.getStringValue(), currentRunUnderlinePatterns,

                            currentRunBackgroundColor, pageNumber, font, fontAsian, fontComplex );

    }



    private Chunk createTextChunk( String text, boolean pageNumber, Font currentRunFont,

                                   UnderlinePatterns currentRunUnderlinePatterns, Color currentRunBackgroundColor )

    {

        Chunk textChunk =

            pageNumber ? new ExtendedChunk( pdfDocument, true, currentRunFont ) : new Chunk( text, currentRunFont );



        if ( currentRunUnderlinePatterns != null )

        {

            // underlined

            boolean singleUnderlined = false;

            switch ( currentRunUnderlinePatterns )

            {

                case SINGLE:

                    singleUnderlined = true;

                    break;



                default:

                    break;

            }

            if ( singleUnderlined )

            {

                textChunk.setUnderline( 1, -2 );

            }

        }



        // background color

        if ( currentRunBackgroundColor != null )

        {

            textChunk.setBackground( currentRunBackgroundColor );

        }

        if ( currentRunX != null )

        {

            this.currentRunX += textChunk.getWidthPoint();

        }

        return textChunk;

    }



    private void createAndAddChunks( IITextContainer parent, String textContent, UnderlinePatterns underlinePatterns,

                                     Color backgroundColor, boolean pageNumber, Font font, Font fontAsian,

                                     Font fontComplex )

    {

        StringBuilder sbuf = new StringBuilder();

        FontGroup currentGroup = FontGroup.WESTERN;

        for ( int i = 0; i < textContent.length(); i++ )

        {

            char ch = textContent.charAt( i );

            FontGroup group = FontGroup.getUnicodeGroup( ch, font, fontAsian, fontComplex );

            if ( sbuf.length() == 0 || currentGroup.equals( group ) )

            {

                // continue current chunk

                sbuf.append( ch );

            }

            else

            {

                // end chunk

                Font chunkFont = getFont( font, fontAsian, fontComplex, currentGroup );

                Chunk chunk =

                    createTextChunk( sbuf.toString(), pageNumber, chunkFont, underlinePatterns, backgroundColor );

                parent.addElement( chunk );

                // start new chunk

                sbuf.setLength( 0 );

                sbuf.append( ch );

            }

            currentGroup = group;

        }

        // end chunk

        Font chunkFont = getFont( font, fontAsian, fontComplex, currentGroup );

        Chunk chunk = createTextChunk( sbuf.toString(), pageNumber, chunkFont, underlinePatterns, backgroundColor );

        parent.addElement( chunk );

    }



    private Font getFont( Font font, Font fontAsian, Font fontComplex, FontGroup group )

    {

        switch ( group )

        {

            case WESTERN:

                return font;

            case ASIAN:

                return fontAsian;

            case COMPLEX:

                return fontComplex;

        }

        return font;

    }



    @Override

    protected void visitTab( CTPTab tab, IITextContainer pdfParagraphContainer )

        throws Exception

    {

        // TODO manage this case.

        //

        // if ( tab == null )

        // {

        // float defaultTabStop = stylesDocument.getDefaultTabStop();

        // Chunk pdfTab = new Chunk( new VerticalPositionMark(), defaultTabStop, false );

        // pdfParagraphContainer.addElement( pdfTab );

        // }

        // else

        // {

        // Chunk pdfTab = new Chunk( new VerticalPositionMark() );

        // pdfParagraphContainer.addElement( pdfTab );

        // }

    }



    @Override

    protected void visitTabs( CTTabs tabs, IITextContainer pdfParagraphContainer )

        throws Exception

    {

        if ( currentRunX == null )

        {

            Paragraph paragraph = null;

            if ( pdfParagraphContainer instanceof Paragraph )

            {

                paragraph = (Paragraph) pdfParagraphContainer;

            }

            else

            {

                paragraph = (Paragraph) ( (StylableAnchor) pdfParagraphContainer ).getITextContainer();

            }

            currentRunX = paragraph.getFirstLineIndent();

            List<Chunk> chunks = paragraph.getChunks();

            for ( Chunk chunk : chunks )

            {

                currentRunX += chunk.getWidthPoint();

            }

        }

        else

        {

            if ( currentRunX >= pdfDocument.getPageWidth() )

            {

                currentRunX = 0f;

            }

        }



        Float tabPosition = null;

        STTabTlc.Enum tabLeader = null;

        STTabJc.Enum tabVal = null;

        boolean useDefaultTabStop = false;

        if ( tabs != null )

        {

            List<CTTabStop> tabList = tabs.getTabList();



            CTTabStop tabStop = getTabStop( tabList );

            if ( tabStop != null )

            {



                float lastX = DxaUtil.dxa2points( tabStop.getPos().floatValue() );

                if ( lastX > currentRunX )

                {

                    tabPosition = lastX;

                    tabLeader = tabStop.getLeader();

                    tabVal = tabStop.getVal();

                }

                else

                {

                    useDefaultTabStop = true;

                }

            }

        }

        if ( tabs == null || useDefaultTabStop )

        {

            // default tab

            float defaultTabStop = stylesDocument.getDefaultTabStop();

            float pageWidth = pdfDocument.getPageWidth();

            int nbInterval = (int) ( pageWidth / defaultTabStop );

            Float lastX = getTabStopPosition( currentRunX, defaultTabStop, nbInterval );

            if ( lastX != null )

            {

                tabPosition = lastX;

            }

        }



        if ( tabPosition != null )

        {

            currentRunX = tabPosition;

            // tab leader : Specifies the character which shall be used to fill in the space created by a tab

            // which

            // ends

            // at this custom tab stop. This character shall be repeated as required to completely fill the

            // tab spacing generated by the tab character.

            VerticalPositionMark mark = createVerticalPositionMark( tabLeader );

            Chunk pdfTab = null;

            if ( STTabJc.RIGHT.equals( tabVal ) )

            {

                pdfTab = new Chunk( mark );

            }

            else

            {

                pdfTab = new Chunk( mark, currentRunX );

            }

            pdfParagraphContainer.addElement( pdfTab );

        }

    }



    private Float getTabStopPosition( float currentPosition, float interval, int nbInterval )

    {

        Float nextPosition = null;

        float newPosition = 0f;

        for ( int i = 1; i < nbInterval; i++ )

        {

            newPosition = interval * i;

            if ( currentPosition < newPosition )

            {

                nextPosition = newPosition;

                break;

            }

        }

        return nextPosition;

    }



    private VerticalPositionMark createVerticalPositionMark( org.openxmlformats.schemas.wordprocessingml.x2006.main.STTabTlc.Enum leader )

    {

        if ( leader != null )

        {

            if ( leader == STTabTlc.DOT )

            {

                return new DottedLineSeparator();

            }

            else if ( leader == STTabTlc.UNDERSCORE )

            {

                return new LineSeparator();

            }

        }

        return new VerticalPositionMark();

    }



    private CTTabStop getTabStop( List<CTTabStop> tabList )

    {

        if ( tabList.size() == 1 )

        {

            CTTabStop tabStop = tabList.get( 0 );

            if ( isClearTab( tabStop ) )

            {

                return null;

            }

            return tabStop;



        }

        CTTabStop selectedTabStop = null;

        for ( CTTabStop tabStop : tabList )

        {

            if ( isClearTab( tabStop ) )

            {

                continue;

            }



            if ( canApplyTabStop( tabStop ) )

            {

                return tabStop;

            }

            //

            // if ( selectedTabStop == null )

            // {

            // selectedTabStop = tabStop;

            // }

            // else

            // {

            // if ( tabStop.getPos().floatValue() > selectedTabStop.getPos().floatValue() )

            // {

            // selectedTabStop = tabStop;

            // }

            // }

        }

        // TODO : retrieve the well tab stop according the current width of the line.

        return null;

    }



    private boolean canApplyTabStop( CTTabStop tabStop )

    {

        if ( tabStop.getVal().equals( STTabJc.LEFT ) )

        {



            if ( currentRunX < DxaUtil.dxa2points( tabStop.getPos().floatValue() ) )

            {

                return true;

            }

        }

        else if ( tabStop.getVal().equals( STTabJc.RIGHT ) )

        {

            if ( isWordDocumentPartParsing() )

            {

                if ( pdfDocument.getWidthLimit() - ( currentRunX + DxaUtil.dxa2points( tabStop.getPos().floatValue() ) ) <= 0 )

                {

                    return true;

                }

            }

            else

            {

                if ( currentPageWidth == null )

                {

                    return true;

                }

                if ( currentPageWidth.floatValue()

                    - ( currentRunX + DxaUtil.dxa2points( tabStop.getPos().floatValue() ) ) <= 0 )

                {

                    return true;

                }

            }



        }

        else if ( tabStop.getVal().equals( STTabJc.CENTER ) )

        {



        }

        return false;

    }



    private boolean isClearTab( CTTabStop tabStop )

    {

        org.openxmlformats.schemas.wordprocessingml.x2006.main.STTabJc.Enum tabVal = tabStop.getVal();

        if ( tabVal != null )

        {

            if ( tabVal.equals( STTabJc.CLEAR ) )

            {

                // Specifies that the current tab stop is cleared and shall be removed and ignored when processing

                // the contents of this document

                return true;

            }

        }

        return false;

    }



    @Override

    protected void addNewLine( CTBr br, IITextContainer pdfParagraphContainer )

        throws Exception

    {

        pdfParagraphContainer.addElement( Chunk.NEWLINE );

    }



    @Override

    protected void visitBR( CTBr br, IITextContainer paragraphContainer )

        throws Exception

    {

        currentRunX = 0f;

        super.visitBR( br, paragraphContainer );

    }



    @Override

    protected void pageBreak()

        throws Exception

    {

        pdfDocument.pageBreak();

    }



    @Override

    protected void visitBookmark( CTBookmark bookmark, XWPFParagraph paragraph, IITextContainer paragraphContainer )

        throws Exception

    {

        // destination for a local anchor

        // chunk with empty text does not work as local anchor

        // so we create chunk with invisible but not empty text content

        // if bookmark is the last chunk in a paragraph something must be added after or it does not work

        Chunk chunk = new Chunk( TAB );

        chunk.setLocalDestination( bookmark.getName() );

        paragraphContainer.addElement( chunk );

    }



    // ----------------- Table



    @Override

    protected IITextContainer startVisitTable( XWPFTable table, float[] colWidths, IITextContainer pdfParentContainer )

        throws Exception

    {

        StylableTable pdfPTable = createPDFTable( table, colWidths, pdfParentContainer );

        return pdfPTable;

    }



    private StylableTable createPDFTable( XWPFTable table, float[] colWidths, IITextContainer pdfParentContainer )

        throws DocumentException

    {

        // 2) Compute tableWith

        TableWidth tableWidth = stylesDocument.getTableWidth( table );

        StylableTable pdfPTable = pdfDocument.createTable( pdfParentContainer, colWidths.length );

        pdfPTable.setTotalWidth( colWidths );

        if ( tableWidth != null && tableWidth.width > 0 )

        {

            if ( tableWidth.percentUnit )

            {

                pdfPTable.setWidthPercentage( tableWidth.width );

            }

            else

            {

                pdfPTable.setTotalWidth( tableWidth.width );

            }

        }

        pdfPTable.setLockedWidth( true );



        // Table alignment

        ParagraphAlignment alignment = stylesDocument.getTableAlignment( table );

        if ( alignment != null )

        {

            switch ( alignment )

            {

                case LEFT:

                    pdfPTable.setHorizontalAlignment( Element.ALIGN_LEFT );

                    break;

                case RIGHT:

                    pdfPTable.setHorizontalAlignment( Element.ALIGN_RIGHT );

                    break;

                case CENTER:

                    pdfPTable.setHorizontalAlignment( Element.ALIGN_CENTER );

                    break;

                case BOTH:

                    pdfPTable.setHorizontalAlignment( Element.ALIGN_JUSTIFIED );

                    break;

                default:

                    break;

            }

        }



        // Table indentation

        Float indentation = stylesDocument.getTableIndentation( table );

        if ( indentation != null )

        {

            pdfPTable.setPaddingLeft( indentation );

        }

        return pdfPTable;

    }



    @Override

    protected void endVisitTable( XWPFTable table, IITextContainer pdfParentContainer, IITextContainer pdfTableContainer )

        throws Exception

    {

        pdfParentContainer.addElement( ( (ExtendedPdfPTable) pdfTableContainer ).getElement() );



    }



    // ------------------------- Table Row



    @Override

    protected void startVisitTableRow( XWPFTableRow row, IITextContainer tableContainer, int rowIndex, boolean headerRow )

        throws Exception

    {

        if ( headerRow )

        {

            PdfPTable table = (PdfPTable) tableContainer;

            table.setHeaderRows( table.getHeaderRows() + 1 );

        }

        super.startVisitTableRow( row, tableContainer, rowIndex, headerRow );

    }



    // ------------------------- Table Cell



    @Override

    protected IITextContainer startVisitTableCell( final XWPFTableCell cell, IITextContainer pdfTableContainer,

                                                   boolean firstRow, boolean lastRow, boolean firstCol,

                                                   boolean lastCol, List<XWPFTableCell> vMergeCells )

        throws Exception

    {

        XWPFTableRow row = cell.getTableRow();

        XWPFTable table = row.getTable();



        // 1) store table cell info

        stylesDocument.getTableInfo( table ).addCellInfo( cell, firstRow, lastRow, firstCol, lastCol );



        // 2) create PDF cell

        StylableTable pdfPTable = (StylableTable) pdfTableContainer;



        StylableTableCell pdfPCell = pdfDocument.createTableCell( pdfPTable );

        // pdfPCell.setUseAscender( true );

        // pdfPCell.setUseDescender( true );



        XWPFTableCell lastVMergedCell = null;

        if ( vMergeCells != null )

        {

            pdfPCell.setRowspan( vMergeCells.size() );

            lastVMergedCell = vMergeCells.get( vMergeCells.size() - 1 );

            stylesDocument.getTableInfo( table ).addCellInfo( lastVMergedCell, false, lastRow, firstCol, lastCol );

        }



        // border-top

        TableCellBorder borderTop = stylesDocument.getTableCellBorderWithConflicts( cell, BorderSide.TOP );

        if ( borderTop != null )

        {

            boolean borderTopInside = stylesDocument.isBorderInside( cell, BorderSide.TOP );

            if ( borderTopInside )

            {

                // Manage conflict border with the adjacent border bottom



            }

        }



        pdfPCell.setBorderTop( borderTop, false );



        // border-bottom



        XWPFTableCell theCell = lastVMergedCell != null ? lastVMergedCell : cell;

        TableCellBorder borderBottom = stylesDocument.getTableCellBorderWithConflicts( theCell, BorderSide.BOTTOM );

        pdfPCell.setBorderBottom( borderBottom, stylesDocument.isBorderInside( theCell, BorderSide.BOTTOM ) );



        // border-left

        TableCellBorder borderLeft = stylesDocument.getTableCellBorderWithConflicts( cell, BorderSide.LEFT );

        pdfPCell.setBorderLeft( borderLeft, stylesDocument.isBorderInside( cell, BorderSide.LEFT ) );



        // border-right

        TableCellBorder borderRight = stylesDocument.getTableCellBorderWithConflicts( cell, BorderSide.RIGHT );

        pdfPCell.setBorderRight( borderRight, stylesDocument.isBorderInside( cell, BorderSide.RIGHT ) );



        // Text direction <w:textDirection

        CTTextDirection direction = stylesDocument.getTextDirection( cell );

        if ( direction != null )

        {

            int dir = direction.getVal().intValue();

            switch ( dir )

            {

                case STTextDirection.INT_BT_LR:

                    pdfPCell.setRotation( 90 );

                    break;

                case STTextDirection.INT_TB_RL:

                    pdfPCell.setRotation( 270 );

                    break;

            }

        }



        // Colspan

        BigInteger gridSpan = stylesDocument.getTableCellGridSpan( cell );

        if ( gridSpan != null )

        {

            pdfPCell.setColspan( gridSpan.intValue() );

        }



        // Background Color

        Color backgroundColor = stylesDocument.getTableCellBackgroundColor( cell );

        if ( backgroundColor != null )

        {

            pdfPCell.setBackgroundColor( backgroundColor );

        }



        // Vertical aligment

        Enum jc = stylesDocument.getTableCellVerticalAlignment( cell );

        if ( jc != null )

        {

            switch ( jc.intValue() )

            {

                case STVerticalJc.INT_BOTTOM:

                    pdfPCell.setVerticalAlignment( Element.ALIGN_BOTTOM );

                    break;

                case STVerticalJc.INT_CENTER:

                    pdfPCell.setVerticalAlignment( Element.ALIGN_MIDDLE );

                    break;

                case STVerticalJc.INT_TOP:

                    pdfPCell.setVerticalAlignment( Element.ALIGN_TOP );

                    break;

            }

        }

        // Cell margin

        Float marginTop = stylesDocument.getTableCellMarginTop( cell );

        if ( marginTop == null )

        {

            marginTop = stylesDocument.getTableRowMarginTop( row );

            if ( marginTop == null )

            {

                marginTop = stylesDocument.getTableMarginTop( table );

            }

        }

        if ( marginTop != null )

        {

            pdfPCell.setPaddingTop( marginTop );

        }

        Float marginBottom = stylesDocument.getTableCellMarginBottom( cell );

        if ( marginBottom == null )

        {

            marginBottom = stylesDocument.getTableRowMarginBottom( row );

            if ( marginBottom == null )

            {

                marginBottom = stylesDocument.getTableMarginBottom( table );

            }

        }

        if ( marginBottom != null && marginBottom > 0 )

        {

            pdfPCell.setPaddingBottom( marginBottom );

        }

        Float marginLeft = stylesDocument.getTableCellMarginLeft( cell );

        if ( marginLeft == null )

        {

            marginLeft = stylesDocument.getTableRowMarginLeft( row );

            if ( marginLeft == null )

            {

                marginLeft = stylesDocument.getTableMarginLeft( table );

            }

        }

        if ( marginLeft != null )

        {

            pdfPCell.setPaddingLeft( marginLeft );

        }

        Float marginRight = stylesDocument.getTableCellMarginRight( cell );

        if ( marginRight == null )

        {

            marginRight = stylesDocument.getTableRowMarginRight( row );

            if ( marginRight == null )

            {

                marginRight = stylesDocument.getTableMarginRight( table );

            }

        }

        if ( marginRight != null )

        {

            pdfPCell.setPaddingRight( marginRight );

        }



        // Row height

        TableHeight tableHeight = stylesDocument.getTableRowHeight( row );

        if ( tableHeight != null )

        {

            if ( tableHeight.minimum )

            {

                pdfPCell.setMinimumHeight( tableHeight.height );

            }

            else

            {

                pdfPCell.setFixedHeight( tableHeight.height );

            }

        }

        // No wrap

        Boolean noWrap = stylesDocument.getTableCellNoWrap( cell );

        if ( noWrap != null )

        {

            pdfPCell.setNoWrap( noWrap );

        }

        return pdfPCell;

    }



    @Override

    protected void endVisitTableCell( XWPFTableCell cell, IITextContainer tableContainer,

                                      IITextContainer tableCellContainer )

    {

        ExtendedPdfPTable pdfPTable = (ExtendedPdfPTable) tableContainer;

        ExtendedPdfPCell pdfPCell = (ExtendedPdfPCell) tableCellContainer;

        pdfPTable.addCell( pdfPCell );

    }



    @Override

    protected void visitPicture( CTPicture picture,

                                 Float offsetX,

                                 org.openxmlformats.schemas.drawingml.x2006.wordprocessingDrawing.STRelFromH.Enum relativeFromH,

                                 Float offsetY,

                                 org.openxmlformats.schemas.drawingml.x2006.wordprocessingDrawing.STRelFromV.Enum relativeFromV,

                                 STWrapText.Enum wrapText, IITextContainer pdfParentContainer )

        throws Exception

    {



        CTPositiveSize2D ext = picture.getSpPr().getXfrm().getExt();

        long x = ext.getCx();

        long y = ext.getCy();



        XWPFPictureData pictureData = super.getPictureData( picture );

        if ( pictureData != null )

        {

            try

            {

                Image img = Image.getInstance( pictureData.getData() );

                img.scaleAbsolute( emu2points( x ), emu2points( y ) );



                IITextContainer parentOfParentContainer = pdfParentContainer.getITextContainer();

                if ( parentOfParentContainer != null && parentOfParentContainer instanceof PdfPCell )

                {

                    parentOfParentContainer.addElement( img );

                }

                else

                {

                    float chunkOffsetX = 0;

                    if ( offsetX != null )

                    {

                        if ( STRelFromH.CHARACTER.equals( relativeFromH ) )

                        {

                            chunkOffsetX = offsetX;

                        }

                        else if ( STRelFromH.COLUMN.equals( relativeFromH ) )

                        {

                            chunkOffsetX = offsetX;

                        }

                        else if ( STRelFromH.INSIDE_MARGIN.equals( relativeFromH ) )

                        {

                            chunkOffsetX = offsetX;

                        }

                        else if ( STRelFromH.LEFT_MARGIN.equals( relativeFromH ) )

                        {

                            chunkOffsetX = offsetX;

                        }

                        else if ( STRelFromH.MARGIN.equals( relativeFromH ) )

                        {

                            chunkOffsetX = pdfDocument.left() + offsetX;

                      …

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