Package net.sf.jasperreports.engine.export.draw

Source Code of net.sf.jasperreports.engine.export.draw.EllipseDrawer

/*
* 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.BasicStroke;
import java.awt.Graphics2D;
import java.awt.Stroke;
import java.awt.geom.AffineTransform;

import net.sf.jasperreports.engine.JRPrintEllipse;
import net.sf.jasperreports.engine.export.legacy.BorderOffset;
import net.sf.jasperreports.engine.type.LineStyleEnum;
import net.sf.jasperreports.engine.type.ModeEnum;
import net.sf.jasperreports.engine.util.JRPenUtil;


/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: EllipseDrawer.java 3991 2010-10-12 20:10:55Z lucianc $
*/
public class EllipseDrawer extends ElementDrawer<JRPrintEllipse>
{

  /**
   *
   */
  public void draw(Graphics2D grx, JRPrintEllipse ellipse, int offsetX, int offsetY)
  {
    int width = ellipse.getWidth();
    int height = ellipse.getHeight();
   
    if (ellipse.getModeValue() == ModeEnum.OPAQUE)
    {
      grx.setColor(ellipse.getBackcolor());
      grx.fillOval(
        ellipse.getX() + offsetX,
        ellipse.getY() + offsetY,
        width,
        height
        );
    }

    grx.setColor(ellipse.getLinePen().getLineColor());

    Stroke stroke = JRPenUtil.getStroke(ellipse.getLinePen(), BasicStroke.CAP_SQUARE);

    if (stroke != null)
    {
      grx.setStroke(stroke);
     
      AffineTransform oldTx = grx.getTransform();

      if (ellipse.getLinePen().getLineStyleValue() == LineStyleEnum.DOUBLE)
      {
        float lineWidth = ellipse.getLinePen().getLineWidth().floatValue();
       
        grx.translate(
          ellipse.getX() + offsetX - lineWidth / 3,
          ellipse.getY() + offsetY - lineWidth / 3
          );
        grx.scale(
          (width + 2 * lineWidth / 3)
            / width,
          (height + 2 * lineWidth / 3)
            / height
          );
        grx.drawOval(
          0,
          0,
          width,
          height
          );
       
        grx.setTransform(oldTx);

        grx.translate(
          ellipse.getX() + offsetX + lineWidth / 3,
          ellipse.getY() + offsetY + lineWidth / 3
          );
        if (width > 2 * lineWidth / 3)
        {
          grx.scale(
            (width - 2 * lineWidth / 3)
              / width,
            1
            );
        }
        if (height > 2 * lineWidth / 3)
        {
          grx.scale(
            1,
            (height - 2 * lineWidth / 3)
              / height
            );
        }
        grx.drawOval(
          0,
          0,
          width,
          height
          );
      }
      else
      {
        float lineOffset = BorderOffset.getOffset(ellipse.getLinePen());
       
        grx.translate(
          ellipse.getX() + offsetX + lineOffset,
          ellipse.getY() + offsetY + lineOffset
          );
        if (width > 2 * lineOffset)
        {
          grx.scale(
            (width - 2 * lineOffset)
              / width,
            1
            );
        }
        if (height > 2 * lineOffset)
        {
          grx.scale(
            1,
            (height - 2 * lineOffset)
              / height
            );
        }
        grx.drawOval(
          0,
          0,
          width,
          height
          );
      }

      grx.setTransform(oldTx);
    }
  }


}
TOP

Related Classes of net.sf.jasperreports.engine.export.draw.EllipseDrawer

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.