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fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylesDocument Maven / Gradle / Ivy
/**
* Copyright (C) 2011-2015 The XDocReport Team
*
* 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 fr.opensagres.poi.xwpf.converter.xhtml.internal.styles;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.XHTMLConstants.P_ELEMENT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.XHTMLConstants.SPAN_ELEMENT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.XHTMLConstants.TABLE_ELEMENT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.XHTMLConstants.TD_ELEMENT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.XHTMLConstants.TR_ELEMENT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.BACKGROUND_COLOR;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.COLOR;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.FONT_FAMILY;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.FONT_SIZE;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.FONT_STYLE;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.FONT_STYLE_ITALIC;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.FONT_WEIGHT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.FONT_WEIGHT_BOLD;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.HEIGHT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.MARGIN_LEFT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.MARGIN_RIGHT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.MARGIN_BOTTOM;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.MARGIN_TOP;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.MIN_HEIGHT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_ALIGN;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_ALIGN_CENTER;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_ALIGN_JUSTIFIED;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_ALIGN_LEFT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_ALIGN_RIGHT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_DECORATION;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_DECORATION_UNDERLINE;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.TEXT_INDENT;
import static fr.opensagres.poi.xwpf.converter.xhtml.internal.styles.CSSStylePropertyConstants.WIDTH;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.xwpf.usermodel.ParagraphAlignment;
import org.apache.poi.xwpf.usermodel.UnderlinePatterns;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.xmlbeans.XmlException;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTPPr;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTRPr;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTStyle;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTblPrBase;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTcPr;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTextDirection;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTrPr;
import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTextDirection;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
import fr.opensagres.poi.xwpf.converter.core.Color;
import fr.opensagres.poi.xwpf.converter.core.TableHeight;
import fr.opensagres.poi.xwpf.converter.core.TableWidth;
import fr.opensagres.poi.xwpf.converter.core.styles.XWPFStylesDocument;
import fr.opensagres.poi.xwpf.converter.core.utils.StringUtils;
import fr.opensagres.poi.xwpf.converter.core.utils.XWPFUtils;
import fr.opensagres.poi.xwpf.converter.xhtml.internal.XHTMLConstants;
import fr.opensagres.poi.xwpf.converter.xhtml.internal.utils.SAXHelper;
public class CSSStylesDocument
extends XWPFStylesDocument
{
private static final String CR = "\n";
private static final String PT_UNIT = "pt";
private static final Object PERCENT_UNIT = "%";
private List cssStyles;
private final boolean ignoreStylesIfUnused;
private final Integer indent;
public CSSStylesDocument( XWPFDocument document, boolean ignoreStylesIfUnused, Integer indent )
throws XmlException, IOException
{
super( document, false );
this.ignoreStylesIfUnused = ignoreStylesIfUnused;
this.indent = indent;
this.initialize();
}
@Override
protected void initialize()
throws XmlException, IOException
{
// default paragraph
CSSStyle defaultPStyle = new CSSStyle( P_ELEMENT, null );
defaultPStyle.addProperty( MARGIN_TOP, "0pt" );
defaultPStyle.addProperty( MARGIN_BOTTOM, "1pt" );
getCSSStyles().add( defaultPStyle );
super.initialize();
}
@Override
protected void visitStyle( CTStyle style, boolean defaultStyle )
{
String styleId = style.getStyleId();
if ( StringUtils.isNotEmpty( styleId ) )
{
String className = getClassName( styleId );
visitStyle( className, style.getPPr(), defaultStyle );
visitStyle( className, style.getRPr(), defaultStyle );
visitStyle( className, style.getTblPr(), defaultStyle );
visitStyle( className, style.getTrPr(), defaultStyle );
visitStyle( className, style.getTcPr(), defaultStyle );
}
}
// -------------------------------- Paragraph styles
/**
* @param className
* @param pPr
* @param defaultStyle
*/
private void visitStyle( String className, CTPPr pPr, boolean defaultStyle )
{
CSSStyle style = createCSSStyle( pPr, className );
if ( style != null )
{
getCSSStyles().add( style );
}
}
public CSSStyle createCSSStyle( CTPPr pPr )
{
return createCSSStyle( pPr, null );
}
public CSSStyle createCSSStyle( CTPPr pPr, String className )
{
if ( pPr != null )
{
String tagName = P_ELEMENT;
CSSStyle style = ignoreStylesIfUnused ? null : getOrCreateStyle( null, tagName, className );
// indentation left
Float indentationLeft = super.getIndentationLeft( pPr );
if ( indentationLeft != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( MARGIN_LEFT, getValueAsPoint( indentationLeft ) );
}
// indentation right
Float indentationRight = super.getIndentationRight( pPr );
if ( indentationRight != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( MARGIN_RIGHT, getValueAsPoint( indentationRight ) );
}
// indentation first line
Float indentationFirstLine = super.getIndentationFirstLine( pPr );
if ( indentationFirstLine != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( TEXT_INDENT, getValueAsPoint( indentationFirstLine ) );
}
// Aligment
ParagraphAlignment alignment = super.getParagraphAlignment( pPr );
if ( alignment != null )
{
switch ( alignment )
{
case LEFT:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( TEXT_ALIGN, TEXT_ALIGN_LEFT );
break;
case RIGHT:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( TEXT_ALIGN, TEXT_ALIGN_RIGHT );
break;
case CENTER:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( TEXT_ALIGN, TEXT_ALIGN_CENTER );
break;
case BOTH:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( TEXT_ALIGN, TEXT_ALIGN_JUSTIFIED );
break;
}
}
// Margin bottom/top
Float spacingBefore = super.getSpacingBefore( pPr );
if ( spacingBefore != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( MARGIN_TOP, getValueAsPoint( spacingBefore ) );
}
Float spacingAfter = super.getSpacingAfter( pPr );
if ( spacingAfter != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( MARGIN_BOTTOM, getValueAsPoint( spacingAfter ) );
}
// Background color
Color backgroundColor = super.getBackgroundColor( pPr );
if ( backgroundColor != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( BACKGROUND_COLOR, XWPFUtils.toHexString( backgroundColor ) );
}
return style;
}
return null;
}
// -------------------------------- Run styles
private void visitStyle( String className, CTRPr rPr, boolean defaultStyle )
{
CSSStyle style = createCSSStyle( rPr, className );
if ( style != null )
{
getCSSStyles().add( style );
}
}
public CSSStyle createCSSStyle( CTRPr rPr )
{
return createCSSStyle( rPr, null );
}
public CSSStyle createCSSStyle( CTRPr rPr, String className )
{
if ( rPr != null )
{
String tagName = SPAN_ELEMENT;
CSSStyle style = ignoreStylesIfUnused ? null : getOrCreateStyle( null, tagName, className );
// Font family
String fontFamily = super.getFontFamilyAscii( rPr );
if ( StringUtils.isNotEmpty( fontFamily ) )
{
fontFamily = new StringBuilder( "'" ).append( fontFamily ).append( "'" ).toString();
style = getOrCreateStyle( style, tagName, className );
style.addProperty( FONT_FAMILY, fontFamily );
}
// Font size
Float fontSize = super.getFontSize( rPr );
if ( fontSize != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( FONT_SIZE, getValueAsPoint( fontSize ) );
}
// Font Bold
Boolean bold = super.getFontStyleBold( rPr );
if ( bold != null && bold )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( FONT_WEIGHT, FONT_WEIGHT_BOLD );
}
// Font Italic
Boolean italic = super.getFontStyleItalic( rPr );
if ( italic != null && italic )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( FONT_STYLE, FONT_STYLE_ITALIC );
}
// Font color
Color fontColor = super.getFontColor( rPr );
if ( fontColor != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( COLOR, XWPFUtils.toHexString( fontColor ) );
}
// Underlines
UnderlinePatterns underlinePatterns = super.getUnderline( rPr );
if ( underlinePatterns != null )
{
switch ( underlinePatterns )
{
case SINGLE:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( TEXT_DECORATION, TEXT_DECORATION_UNDERLINE );
break;
default:
break;
}
}
// Background color
Color backgroundColor = super.getBackgroundColor( rPr );
if ( backgroundColor != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( BACKGROUND_COLOR, XWPFUtils.toHexString( backgroundColor ) );
}
return style;
}
return null;
}
// -------------------------------- Table styles
/**
* @param className
* @param tblPr
* @param defaultStyle
*/
private void visitStyle( String className, CTTblPrBase tblPr, boolean defaultStyle )
{
CSSStyle style = createCSSStyle( tblPr, className );
if ( style != null )
{
getCSSStyles().add( style );
}
}
public CSSStyle createCSSStyle( CTTblPrBase tblPr )
{
return createCSSStyle( tblPr, null );
}
public CSSStyle createCSSStyle( CTTblPrBase tblPr, String className )
{
if ( tblPr != null )
{
String tagName = TABLE_ELEMENT;
CSSStyle style = ignoreStylesIfUnused ? null : getOrCreateStyle( null, tagName, className );
TableWidth tableWidth = super.getTableWidth( tblPr );
if ( tableWidth != null && tableWidth.width > 0 )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( WIDTH, getStyleWidth( tableWidth ) );
}
return style;
}
return null;
}
private String getStyleWidth( TableWidth tableWidth )
{
return tableWidth.percentUnit ? getValueAsPercent( tableWidth.width ) : getValueAsPoint( tableWidth.width );
}
// -------------------------------- Table row styles
/**
* @param className
* @param trPr
* @param defaultStyle
*/
private void visitStyle( String className, CTTrPr trPr, boolean defaultStyle )
{
CSSStyle style = createCSSStyle( trPr, className );
if ( style != null )
{
getCSSStyles().add( style );
}
}
public CSSStyle createCSSStyle( CTTrPr trPr )
{
return createCSSStyle( trPr, null );
}
public CSSStyle createCSSStyle( CTTrPr trPr, String className )
{
if ( trPr != null )
{
String tagName = TR_ELEMENT;
CSSStyle style = ignoreStylesIfUnused ? null : getOrCreateStyle( null, tagName, className );
// min-height / height
TableHeight tableHeight = super.getTableRowHeight( trPr );
if ( tableHeight != null )
{
if ( tableHeight.minimum )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( MIN_HEIGHT, getValueAsPoint( tableHeight.height ) );
}
else
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( HEIGHT, getValueAsPoint( tableHeight.height ) );
}
}
return style;
}
return null;
}
// -------------------------------- Table cell styles
/**
* @param className
* @param tcPr
* @param defaultStyle
*/
private void visitStyle( String className, CTTcPr tcPr, boolean defaultStyle )
{
CSSStyle style = createCSSStyle( tcPr, className );
if ( style != null )
{
getCSSStyles().add( style );
}
}
public CSSStyle createCSSStyle( CTTcPr tcPr )
{
return createCSSStyle( tcPr, null );
}
public CSSStyle createCSSStyle( CTTcPr tcPr, String className )
{
if ( tcPr != null )
{
String tagName = TD_ELEMENT;
CSSStyle style = ignoreStylesIfUnused ? null : getOrCreateStyle( null, tagName, className );
// cell width
TableWidth cellWidth = super.getTableCellWith( tcPr );
if ( cellWidth != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( WIDTH, getStyleWidth( cellWidth ) );
}
// background color
Color backgroundColor = super.getTableCellBackgroundColor( tcPr );
if ( backgroundColor != null )
{
style = getOrCreateStyle( style, tagName, className );
style.addProperty( BACKGROUND_COLOR, XWPFUtils.toHexString( backgroundColor ) );
}
CTTextDirection direction = super.getTextDirection( tcPr );
if ( direction != null )
{
// see http://www.css3maker.com/text-rotation.html
int dir = direction.getVal().intValue();
switch ( dir )
{
case STTextDirection.INT_BT_LR:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( "-webkit-transform", "rotate(270deg)" );
style.addProperty( "-moz-transform", "rotate(270deg)" );
style.addProperty( "-o-transform", "rotate(270deg)" );
style.addProperty( "writing-mode", "bt-lr" ); // For IE
break;
case STTextDirection.INT_TB_RL:
style = getOrCreateStyle( style, tagName, className );
style.addProperty( "-webkit-transform", "rotate(90deg)" );
style.addProperty( "-moz-transform", "rotate(90deg)" );
style.addProperty( "-o-transform", "rotate(90deg)" );
style.addProperty( "writing-mode", "tb-rl" ); // For IE
break;
}
}
return style;
}
return null;
}
public List getCSSStyles()
{
if ( cssStyles == null )
{
cssStyles = new ArrayList();
}
return cssStyles;
}
public void save( ContentHandler contentHandler )
throws SAXException
{
List cssStyles = getCSSStyles();
if ( ignoreStylesIfUnused && cssStyles.size() < 1 )
{
return;
}
SAXHelper.startElement( contentHandler, XHTMLConstants.STYLE_ELEMENT, null );
for ( CSSStyle style : cssStyles )
{
if ( indent != null )
{
SAXHelper.characters( contentHandler, CR );
}
style.save( contentHandler );
}
SAXHelper.endElement( contentHandler, XHTMLConstants.STYLE_ELEMENT );
}
public String getValueAsPoint( float value )
{
return new StringBuilder( String.valueOf( value ) ).append( PT_UNIT ).toString();
}
private String getValueAsPercent( float value )
{
return new StringBuilder( String.valueOf( value ) ).append( PERCENT_UNIT ).toString();
}
public String getClassNames( String styleID )
{
if ( StringUtils.isEmpty( styleID ) )
{
return null;
}
StringBuilder classNames = new StringBuilder( getClassName( styleID ) );
CTStyle style = super.getStyle( styleID );
while ( style != null )
{
style = super.getStyle( style.getBasedOn() );
if ( style != null )
{
classNames.insert( 0, getClassName( style.getStyleId(), true ) );
}
}
return classNames.toString();
}
private String getClassName( String styleId )
{
return getClassName( styleId, false );
}
private String getClassName( String styleId, boolean spaceAfter )
{
StringBuilder className = new StringBuilder();
char firstChar = styleId.charAt( 0 );
if ( Character.isDigit( firstChar ) )
{
// class name must not started with a number (Chrome doesn't works with that).
className.append( 'X' ).toString();
}
if ( spaceAfter )
{
return className.append( styleId ).append( ' ' ).toString();
}
return className.append( styleId ).toString();
}
private CSSStyle getOrCreateStyle( CSSStyle style, String tagName, String className )
{
if ( style != null )
{
return style;
}
return new CSSStyle( tagName, className );
}
// private String () {
// // see http://www.css3maker.com/text-rotation.html
// -webkit-transform: rotate(90deg);
// -moz-transform: rotate(90deg);
// -ms-transform: matrix(1.239,-0.124,-0.547,0.843,0,0);
// -o-transform: matrix(1.239,-0.124,-0.547,0.843,0,0);
// transform: matrix(1.239,-0.124,-0.547,0.843,0,0);
// }
}
