Package net.sf.jasperreports.engine.export.ooxml

Source Code of net.sf.jasperreports.engine.export.ooxml.PptxRunHelper

/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.engine.export.ooxml;

import java.awt.Color;
import java.awt.font.TextAttribute;
import java.io.Writer;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.StringTokenizer;

import net.sf.jasperreports.engine.JRPrintText;
import net.sf.jasperreports.engine.JRStyle;
import net.sf.jasperreports.engine.base.JRBasePrintText;
import net.sf.jasperreports.engine.fonts.FontFamily;
import net.sf.jasperreports.engine.fonts.FontInfo;
import net.sf.jasperreports.engine.type.ModeEnum;
import net.sf.jasperreports.engine.util.JRColorUtil;
import net.sf.jasperreports.engine.util.JRFontUtil;
import net.sf.jasperreports.engine.util.JRStringUtil;


/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: StyleCache.java 2908 2009-07-21 14:32:01Z teodord $
*/
public class PptxRunHelper extends BaseHelper
{
  /**
   *
   */
  private Map fontMap;
  private String exporterKey;


  /**
   *
   */
  public PptxRunHelper(Writer writer, Map fontMap, String exporterKey)
  {
    super(writer);
    this.fontMap = fontMap;
    this.exporterKey = exporterKey;
  }


  /**
   *
   */
  public void export(JRStyle style, Map attributes, String text, Locale locale)
  {
    if (text != null)
    {
      StringTokenizer tkzer = new StringTokenizer(text, "\n", true);
      while(tkzer.hasMoreTokens())
      {
        String token = tkzer.nextToken();
        if ("\n".equals(token))
        {
          write("<a:br/>");
        }
        else
        {
          write("      <a:r>\n");
          exportProps("a:rPr", getAttributes(style), attributes, locale);
          //write("<a:t xml:space=\"preserve\">");
          write("<a:t>");
          write(JRStringUtil.xmlEncode(token));//FIXMEODT try something nicer for replace
          write("</a:t>\n");
          write("      </a:r>\n");
        }
      }
    }
  }

  /**
   *
   */
  public void exportProps(JRStyle style, Locale locale)
  {
    JRPrintText text = new JRBasePrintText(null);
    text.setStyle(style);
    Map styledTextAttributes = new HashMap(); //FIXMEPPTX is this map useless; check all run helpers
    JRFontUtil.getAttributesWithoutAwtFont(styledTextAttributes, text);
    styledTextAttributes.put(TextAttribute.FOREGROUND, text.getForecolor());
    if (style.getModeValue() == null || style.getModeValue() == ModeEnum.OPAQUE)
    {
      styledTextAttributes.put(TextAttribute.BACKGROUND, style.getBackcolor());
    }

    exportProps("a:rPr", getAttributes(style.getStyle()), getAttributes(style), locale);
  }

  /**
   *
   */
  public void exportProps(JRPrintText text, Locale locale)
  {
    Map textAttributes = new HashMap();
    JRFontUtil.getAttributesWithoutAwtFont(textAttributes, text);
    textAttributes.put(TextAttribute.FOREGROUND, text.getForecolor());
    if (text.getModeValue() == null || text.getModeValue() == ModeEnum.OPAQUE)
    {
      textAttributes.put(TextAttribute.BACKGROUND, text.getBackcolor());
    }

    exportProps("a:defRPr", new HashMap(), textAttributes, locale);
  }

  /**
   *
   */
  private void exportProps(String tag, Map parentAttrs,  Map attrs, Locale locale)
  {
    write("       <" + tag + "\n");

    Object value = attrs.get(TextAttribute.SIZE);
    Object oldValue = parentAttrs.get(TextAttribute.SIZE);

    if (value != null && !value.equals(oldValue))
    {
      float fontSize = ((Float)value).floatValue();
      fontSize = fontSize == 0 ? 0.5f : fontSize;// only the special EMPTY_CELL_STYLE would have font size zero
      write(" sz=\"" + (int)(100 * fontSize) + "\"");
    }
    else //FIXMEPPTX deal with default values from a style, a theme or something
    {
      float fontSize = ((Float)oldValue).floatValue();
      write(" sz=\"" + (int)(100 * fontSize) + "\"");
    }
   
    value = attrs.get(TextAttribute.WEIGHT);
    oldValue = parentAttrs.get(TextAttribute.WEIGHT);

    if (value != null && !value.equals(oldValue))
    {
      write(" b=\"" + (value.equals(TextAttribute.WEIGHT_BOLD) ? 1 : 0) + "\"");
    }

    value = attrs.get(TextAttribute.POSTURE);
    oldValue = parentAttrs.get(TextAttribute.POSTURE);

    if (value != null && !value.equals(oldValue))
    {
      write(" i=\"" + (value.equals(TextAttribute.POSTURE_OBLIQUE) ? 1 : 0) + "\"");
    }


    value = attrs.get(TextAttribute.UNDERLINE);
    oldValue = parentAttrs.get(TextAttribute.UNDERLINE);

    if (
      (value == null && oldValue != null)
      || (value != null && !value.equals(oldValue))
      )
    {
      write(" u=\"" + (value == null ? "none" : "sng") + "\"");
    }
   
    value = attrs.get(TextAttribute.STRIKETHROUGH);
    oldValue = parentAttrs.get(TextAttribute.STRIKETHROUGH);

    if (
      (value == null && oldValue != null)
      || (value != null && !value.equals(oldValue))
      )
    {
      write(" strike=\"" + (value == null ? "noStrike" : "sngStrike") + "\"");
    }

    value = attrs.get(TextAttribute.SUPERSCRIPT);

//    if (TextAttribute.SUPERSCRIPT_SUPER.equals(value))
//    {
//      write("        <a:vertAlign a:val=\"superscript\" />\n");
//    }
//    else if (TextAttribute.SUPERSCRIPT_SUB.equals(value))
//    {
//      write("        <a:vertAlign a:val=\"subscript\" />\n");
//    }

    write(">\n");

    value = attrs.get(TextAttribute.FOREGROUND);
    oldValue = parentAttrs.get(TextAttribute.FOREGROUND);
   
    if (value != null && !value.equals(oldValue))
    {
      write("<a:solidFill><a:srgbClr val=\"" + JRColorUtil.getColorHexa((Color)value) + "\"/></a:solidFill>\n");
    }

    value = attrs.get(TextAttribute.BACKGROUND);
    oldValue = parentAttrs.get(TextAttribute.BACKGROUND);
   
//    if (value != null && !value.equals(oldValue))
//    {
//      write("<a:solidFill><a:srgbClr val=\"" + JRColorUtil.getColorHexa((Color)value) + "\"/></a:solidFill>\n");
//    }

    value = attrs.get(TextAttribute.FAMILY);
    oldValue = parentAttrs.get(TextAttribute.FAMILY);
   
    if (value != null && !value.equals(oldValue))//FIXMEDOCX the text locale might be different from the report locale, resulting in different export font
    {
      String fontFamilyAttr = (String)value;
      String fontFamily = fontFamilyAttr;
      if (fontMap != null && fontMap.containsKey(fontFamilyAttr))
      {
        fontFamily = (String) fontMap.get(fontFamilyAttr);
      }
      else
      {
        FontInfo fontInfo = JRFontUtil.getFontInfo(fontFamilyAttr, locale);
        if (fontInfo != null)
        {
          //fontName found in font extensions
          FontFamily family = fontInfo.getFontFamily();
          String exportFont = family.getExportFont(exporterKey);
          if (exportFont != null)
          {
            fontFamily = exportFont;
          }
        }
      }
      write("        <a:latin typeface=\"" + fontFamily + "\"/>\n");
      write("        <a:ea typeface=\"" + fontFamily + "\"/>\n");
      write("        <a:cs typeface=\"" + fontFamily + "\"/>\n");
    }
   
    write("</" + tag + ">\n");
  }


  /**
   *
   */
  private Map getAttributes(JRStyle style)//FIXMEDOCX put this in util?
  {
    JRPrintText text = new JRBasePrintText(null);
    text.setStyle(style);
   
    Map styledTextAttributes = new HashMap();
    //JRFontUtil.getAttributes(styledTextAttributes, text, (Locale)null);//FIXMEDOCX getLocale());
    JRFontUtil.getAttributesWithoutAwtFont(styledTextAttributes, text);
    styledTextAttributes.put(TextAttribute.FOREGROUND, text.getForecolor());
    if (text.getModeValue() == ModeEnum.OPAQUE)
    {
      styledTextAttributes.put(TextAttribute.BACKGROUND, text.getBackcolor());
    }

    return styledTextAttributes;
  }

}

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