TextDrawer.java :  » Report » jasperreports-3.7.2 » net » sf » jasperreports » engine » export » draw » Java Open Source

/*
 * 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/>.
 */

/*
 * Contributors:
 * Eugene D - eugenedruy@users.sourceforge.net 
 * Adrian Jackson - iapetus@users.sourceforge.net
 * David Taylor - exodussystems@users.sourceforge.net
 * Lars Kristensen - llk@users.sourceforge.net
 */
package net.sf.jasperreports.engine.export.draw;

import java.awt.Graphics2D;

import net.sf.jasperreports.engine.JRCommonText;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.JRPrintText;
import net.sf.jasperreports.engine.JRStyledTextAttributeSelector;
import net.sf.jasperreports.engine.export.TextRenderer;
import net.sf.jasperreports.engine.type.ModeEnum;
import net.sf.jasperreports.engine.util.JRStyledText;


/**
 * @author Teodor Danciu (teodord@users.sourceforge.net)
 * @version $Id: TextDrawer.java 3653 2010-03-30 16:12:52Z teodord $
 */
public class TextDrawer extends ElementDrawer
{

  /**
   *
   */
  protected TextRenderer textRenderer = null;

  
  /**
   *
   */
  public TextDrawer(
    TextRenderer textRenderer
    )
  {
    this.textRenderer = textRenderer;
  }
  
  
  /**
   *
   */
  public void draw(Graphics2D grx, JRPrintElement element, int offsetX, int offsetY)
  {
    JRPrintText text = (JRPrintText)element;

    JRStyledText styledText = getStyledText(text);
    
    if (styledText == null)
    {
      return;
    }

    String allText = styledText.getText();
    
    int x = text.getX() + offsetX;
    int y = text.getY() + offsetY;
    int width = text.getWidth();
    int height = text.getHeight();
    int topPadding = text.getLineBox().getTopPadding().intValue();
    int leftPadding = text.getLineBox().getLeftPadding().intValue();
    int bottomPadding = text.getLineBox().getBottomPadding().intValue();
    int rightPadding = text.getLineBox().getRightPadding().intValue();
    
    double angle = 0;
    
    switch (text.getRotationValue())
    {
      case LEFT :
      {
        y = text.getY() + offsetY + text.getHeight();
        width = text.getHeight();
        height = text.getWidth();
        int tmpPadding = topPadding;
        topPadding = leftPadding;
        leftPadding = bottomPadding;
        bottomPadding = rightPadding;
        rightPadding = tmpPadding;
        angle = - Math.PI / 2;
        break;
      }
      case RIGHT :
      {
        x = text.getX() + offsetX + text.getWidth();
        width = text.getHeight();
        height = text.getWidth();
        int tmpPadding = topPadding;
        topPadding = rightPadding;
        rightPadding = bottomPadding;
        bottomPadding = leftPadding;
        leftPadding = tmpPadding;
        angle = Math.PI / 2;
        break;
      }
      case UPSIDE_DOWN :
      {
        int tmpPadding = topPadding;
        x = text.getX() + offsetX + text.getWidth();
        y = text.getY() + offsetY + text.getHeight();
        topPadding = bottomPadding;
        bottomPadding = tmpPadding;
        tmpPadding = leftPadding;
        leftPadding = rightPadding;
        rightPadding = tmpPadding;
        angle = Math.PI;
        break;
      }
      case NONE :
      default :
      {
      }
    }
    
    grx.rotate(angle, x, y);

    if (text.getModeValue() == ModeEnum.OPAQUE)
    {
      grx.setColor(text.getBackcolor());
      grx.fillRect(x, y, width, height); 
    }
//    else
//    {
//      /*
//      grx.setColor(text.getForecolor());
//      grx.setStroke(new BasicStroke(1));
//      grx.drawRect(x, y, width, height);
//      */
//    }

    if (allText.length() > 0)
    {
      grx.setColor(text.getForecolor());

      /*   */
      textRenderer.render(
        grx, 
        x, 
        y, 
        width, 
        height, 
        topPadding,
        leftPadding,
        bottomPadding,
        rightPadding,
        text.getTextHeight(), 
        text.getHorizontalAlignmentValue(), 
        text.getVerticalAlignmentValue(), 
        text.getLineSpacingFactor(),
        text.getLeadingOffset(),
        text.getFontSize(),
        !JRCommonText.MARKUP_NONE.equals(text.getMarkup()),
        styledText, 
        allText
        );
      
    }
    
    grx.rotate(-angle, x, y);

    /*   */
    drawBox(grx, text.getLineBox(), text, offsetX, offsetY);
  }

  
  /**
   *
   */
  protected JRStyledText getStyledText(JRPrintText textElement)
  {
    return textElement.getStyledText(JRStyledTextAttributeSelector.NO_BACKCOLOR);
  }

  
}