/*
* Geotoolkit - An Open Source Java GIS Toolkit
* http://www.geotoolkit.org
*
* (C) 2008 - 2009, Geomatys
*
* 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.
*/
package org.geotoolkit.report.graphic.scalebar;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.geom.Dimension2D;
import java.awt.geom.NoninvertibleTransformException;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.text.NumberFormat;
import java.util.logging.Level;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRRenderable;
import org.geotoolkit.display.canvas.AbstractCanvas2D;
import org.geotoolkit.display.PortrayalException;
import org.geotoolkit.display2d.ext.scalebar.DefaultScaleBarTemplate;
import org.geotoolkit.display2d.ext.scalebar.J2DScaleBarUtilities;
import org.geotoolkit.display2d.ext.scalebar.ScaleBarTemplate;
import org.geotoolkit.report.graphic.map.CanvasRenderer;
import org.opengis.referencing.operation.TransformException;
import org.apache.sis.util.logging.Logging;
import org.apache.sis.measure.Units;
/**
* Jasper Report renderer used to render scale bar graphic.
*
* @author Johann Sorel (Geomatys)
* @module
*/
public class ScaleBarRenderer implements JRRenderable{
private final ScaleBarTemplate template = new DefaultScaleBarTemplate(
null,new Dimension(300,30),6,
false, 5, NumberFormat.getNumberInstance(),
Color.BLACK, Color.BLACK, Color.WHITE,
3,true,false, new Font("Serial", Font.PLAIN, 8),true,Units.METRE);
private final String id = System.currentTimeMillis() + "-" + Math.random();
private CanvasRenderer canvas = null;
public void setCanvas(final CanvasRenderer canvas){
this.canvas = canvas;
}
/**
* {@inheritDoc }
*/
@Override
public String getId() {
return id;
}
/**
* {@inheritDoc }
*/
@Override
public byte getType() {
return TYPE_SVG;
}
/**
* {@inheritDoc }
*/
@Override
public byte getImageType() {
return IMAGE_TYPE_PNG;
}
/**
* {@inheritDoc }
*/
@Override
public Dimension2D getDimension() throws JRException {
return null;
}
/**
* {@inheritDoc }
*/
@Override
public byte[] getImageData() throws JRException {
return null;
}
/**
* {@inheritDoc }
*/
@Override
public void render(final Graphics2D g, final Rectangle2D rect) throws JRException {
final Graphics2D g2d = (Graphics2D) g.create();
final Rectangle area = rect.getBounds();
if(canvas instanceof AbstractCanvas2D){
AbstractCanvas2D c2d = (AbstractCanvas2D) canvas;
try {
final double[] center = c2d.getObjectiveCenter().getCoordinate();
final Point2D centerPoint = new Point2D.Double(center[0], center[1]);
J2DScaleBarUtilities.paint(c2d.getObjectiveCRS(), c2d.getDisplayCRS(), centerPoint, g2d, area.x,area.y, template);
} catch ( PortrayalException | NoninvertibleTransformException | TransformException ex) {
Logging.getLogger("org.geotoolkit.report.graphic.scalebar").log(Level.WARNING, null, ex);
}
}
}
}