LineDrawer.java
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net.sf.jasperreports.engine.export.draw |
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JasperReports |
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These are the metrics that contribute to the Enerjy Score for this file, ranked by impact. So the metrics listed at the top influence the score to a greater extent that the metrics listed at the bottom.
/*
* ============================================================================
* GNU Lesser General Public License
* ============================================================================
*
* JasperReports - Free Java report-generating library.
* Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
* JasperSoft Corporation
* 303 Second Street, Suite 450 North
* San Francisco, CA 94107
* http://www.jaspersoft.com
*/
/*
* 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 net.sf.jasperreports.engine.JRLine;
import net.sf.jasperreports.engine.JRPen;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.JRPrintLine;
/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JRGraphics2DExporter.java 1811 2007-08-13 19:52:07Z teodord $
*/
public class LineDrawer extends ElementDrawer
{
/**
*
*/
public void draw(Graphics2D grx, JRPrintElement element, int offsetX, int offsetY)
{
JRPrintLine line = (JRPrintLine)element;
grx.setColor(line.getLinePen().getLineColor());
Stroke stroke = getStroke(line.getLinePen(), BasicStroke.CAP_BUTT);
if (stroke != null)
{
grx.setStroke(stroke);
float lineWidth = line.getLinePen().getLineWidth().floatValue();
if (line.getWidth() == 1)
{
if (line.getHeight() == 1)
{
//Nothing to draw
}
else
{
//Vertical line
if (line.getLinePen().getLineStyle().byteValue() == JRPen.LINE_STYLE_DOUBLE)
{
grx.translate(0.5 - lineWidth / 3, 0);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX,
line.getY() + offsetY + line.getHeight()
);
grx.translate(2 * lineWidth / 3, 0);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX,
line.getY() + offsetY + line.getHeight()
);
grx.translate(-0.5 - lineWidth / 3, 0);
}
else
{
grx.translate(0.5, 0);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX,
line.getY() + offsetY + line.getHeight()
);
grx.translate(-0.5, 0);
}
}
}
else
{
if (line.getHeight() == 1)
{
//Horizontal line
if (line.getLinePen().getLineStyle().byteValue() == JRPen.LINE_STYLE_DOUBLE)
{
grx.translate(0, 0.5 - lineWidth / 3);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY
);
grx.translate(0, 2 * lineWidth / 3);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY
);
grx.translate(0, -0.5 - lineWidth / 3);
}
else
{
grx.translate(0, 0.5);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY
);
grx.translate(0, -0.5);
}
}
else
{
//Oblique line
if (line.getDirection() == JRLine.DIRECTION_TOP_DOWN)
{
if (line.getLinePen().getLineStyle().byteValue() == JRPen.LINE_STYLE_DOUBLE)
{
double xtrans = lineWidth / (3 * Math.sqrt(1 + Math.pow(line.getWidth(), 2) / Math.pow(line.getHeight(), 2)));
double ytrans = lineWidth / (3 * Math.sqrt(1 + Math.pow(line.getHeight(), 2) / Math.pow(line.getWidth(), 2)));
grx.translate(xtrans, -ytrans);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY + line.getHeight()
);
grx.translate(-2 * xtrans, 2 * ytrans);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY + line.getHeight()
);
grx.translate(xtrans, -ytrans);
}
else
{
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY,
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY + line.getHeight()
);
}
}
else
{
if (line.getLinePen().getLineStyle().byteValue() == JRPen.LINE_STYLE_DOUBLE)
{
double xtrans = lineWidth / (3 * Math.sqrt(1 + Math.pow(line.getWidth(), 2) / Math.pow(line.getHeight(), 2)));
double ytrans = lineWidth / (3 * Math.sqrt(1 + Math.pow(line.getHeight(), 2) / Math.pow(line.getWidth(), 2)));
grx.translate(-xtrans, -ytrans);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY + line.getHeight(),
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY
);
grx.translate(2 * xtrans, 2 * ytrans);
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY + line.getHeight(),
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY
);
grx.translate(-xtrans, -ytrans);
}
else
{
grx.drawLine(
line.getX() + offsetX,
line.getY() + offsetY + line.getHeight(),
line.getX() + offsetX + line.getWidth(),
line.getY() + offsetY
);
}
}
}
}
}
}
}
The table below shows all metrics for LineDrawer.java.




