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net.sf.jasperreports.engine.export.oasis.JROdsExporter Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2011 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 .
*/
/*
* Special thanks to Google 'Summer of Code 2005' program for supporting this development
*
* Contributors:
* Majid Ali Khan - [email protected]
* Frank Sch�nheit - [email protected]
*/
package net.sf.jasperreports.engine.export.oasis;
import java.awt.geom.Dimension2D;
import java.io.IOException;
import net.sf.jasperreports.engine.DefaultJasperReportsContext;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRGenericPrintElement;
import net.sf.jasperreports.engine.JRLineBox;
import net.sf.jasperreports.engine.JRPen;
import net.sf.jasperreports.engine.JRPrintEllipse;
import net.sf.jasperreports.engine.JRPrintImage;
import net.sf.jasperreports.engine.JRPrintLine;
import net.sf.jasperreports.engine.JRPropertiesUtil;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.engine.Renderable;
import net.sf.jasperreports.engine.RenderableUtil;
import net.sf.jasperreports.engine.base.JRBaseLineBox;
import net.sf.jasperreports.engine.export.ExporterFilter;
import net.sf.jasperreports.engine.export.ExporterNature;
import net.sf.jasperreports.engine.export.GenericElementHandlerEnviroment;
import net.sf.jasperreports.engine.export.JRExporterGridCell;
import net.sf.jasperreports.engine.type.LineDirectionEnum;
import net.sf.jasperreports.engine.type.RenderableTypeEnum;
import net.sf.jasperreports.engine.util.JRStringUtil;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Exports a JasperReports document to Open Document Spreadsheet format. It has character output type
* and exports the document to a grid-based layout.
*
* @author sanda zaharia ([email protected] )
* @version $Id: JROdsExporter.java 5587 2012-08-21 09:23:32Z narcism $
*/
public class JROdsExporter extends JROpenDocumentExporter
{
private static final Log log = LogFactory.getLog(JROdsExporter.class);
protected static final String ODS_EXPORTER_PROPERTIES_PREFIX = JRPropertiesUtil.PROPERTY_PREFIX + "export.ods.";
/**
* The exporter key, as used in
* {@link GenericElementHandlerEnviroment#getHandler(net.sf.jasperreports.engine.JRGenericElementType, String)}.
*/
public static final String ODS_EXPORTER_KEY = JRPropertiesUtil.PROPERTY_PREFIX + "ods";
protected class ExporterContext extends BaseExporterContext implements JROdsExporterContext
{
TableBuilder tableBuilder = null;
public ExporterContext(TableBuilder tableBuidler)
{
this.tableBuilder = tableBuidler;
}
public TableBuilder getTableBuilder()
{
return tableBuilder;
}
public String getExportPropertiesPrefix()//FIXMENOW if this is moved in abstract exporter, it can be removed from context
{
return ODS_EXPORTER_PROPERTIES_PREFIX;
}
}
/**
* @see #JROdsExporter(JasperReportsContext)
*/
public JROdsExporter()
{
this(DefaultJasperReportsContext.getInstance());
}
/**
*
*/
public JROdsExporter(JasperReportsContext jasperReportsContext)
{
super(jasperReportsContext);
}
/**
*
* @see net.sf.jasperreports.engine.export.oasis.JROpenDocumentExporter#getExporterNature(net.sf.jasperreports.engine.export.ExporterFilter)
*/
protected ExporterNature getExporterNature(ExporterFilter filter) {
return new JROdsExporterNature(filter);
}
/**
*
*/
protected String getExporterPropertiesPrefix()
{
return ODS_EXPORTER_PROPERTIES_PREFIX;
}
/**
*
*/
protected void exportLine(TableBuilder tableBuilder, JRPrintLine line, JRExporterGridCell gridCell) throws IOException
{
JRLineBox box = new JRBaseLineBox(null);
JRPen pen = null;
float ratio = line.getWidth() / line.getHeight();
if (ratio > 1)
{
if (line.getDirectionValue() == LineDirectionEnum.TOP_DOWN)
{
pen = box.getTopPen();
}
else
{
pen = box.getBottomPen();
}
}
else
{
if (line.getDirectionValue() == LineDirectionEnum.TOP_DOWN)
{
pen = box.getLeftPen();
}
else
{
pen = box.getRightPen();
}
}
pen.setLineColor(line.getLinePen().getLineColor());
pen.setLineStyle(line.getLinePen().getLineStyleValue());
pen.setLineWidth(line.getLinePen().getLineWidth());
gridCell.setBox(box);//CAUTION: only some exporters set the cell box
tableBuilder.buildCellHeader(styleCache.getCellStyle(gridCell), gridCell.getColSpan(), gridCell.getRowSpan());
// double x1, y1, x2, y2;
//
// if (line.getDirection() == JRLine.DIRECTION_TOP_DOWN)
// {
// x1 = Utility.translatePixelsToInches(0);
// y1 = Utility.translatePixelsToInches(0);
// x2 = Utility.translatePixelsToInches(line.getWidth() - 1);
// y2 = Utility.translatePixelsToInches(line.getHeight() - 1);
// }
// else
// {
// x1 = Utility.translatePixelsToInches(0);
// y1 = Utility.translatePixelsToInches(line.getHeight() - 1);
// x2 = Utility.translatePixelsToInches(line.getWidth() - 1);
// y2 = Utility.translatePixelsToInches(0);
// }
tempBodyWriter.write("");
insertPageAnchor();
// tempBodyWriter.write(
// ""
// //+ " "
// + " "
// );
tempBodyWriter.write(" ");
tableBuilder.buildCellFooter();
}
/**
*
*/
protected void exportEllipse(TableBuilder tableBuilder, JRPrintEllipse ellipse, JRExporterGridCell gridCell) throws IOException
{
JRLineBox box = new JRBaseLineBox(null);
JRPen pen = box.getPen();
pen.setLineColor(ellipse.getLinePen().getLineColor());
pen.setLineStyle(ellipse.getLinePen().getLineStyleValue());
pen.setLineWidth(ellipse.getLinePen().getLineWidth());
gridCell.setBox(box);//CAUTION: only some exporters set the cell box
tableBuilder.buildCellHeader(styleCache.getCellStyle(gridCell), gridCell.getColSpan(), gridCell.getRowSpan());
tempBodyWriter.write("");
insertPageAnchor();
// tempBodyWriter.write(
// ""
// + " "
// );
tempBodyWriter.write(" ");
tableBuilder.buildCellFooter();
}
/**
*
*/
public void exportImage(TableBuilder tableBuilder, JRPrintImage image, JRExporterGridCell gridCell) throws JRException, IOException
{
int topPadding =
Math.max(image.getLineBox().getTopPadding().intValue(), Math.round(image.getLineBox().getTopPen().getLineWidth().floatValue()));
int leftPadding =
Math.max(image.getLineBox().getLeftPadding().intValue(), Math.round(image.getLineBox().getLeftPen().getLineWidth().floatValue()));
int bottomPadding =
Math.max(image.getLineBox().getBottomPadding().intValue(), Math.round(image.getLineBox().getBottomPen().getLineWidth().floatValue()));
int rightPadding =
Math.max(image.getLineBox().getRightPadding().intValue(), Math.round(image.getLineBox().getRightPen().getLineWidth().floatValue()));
int availableImageWidth = image.getWidth() - leftPadding - rightPadding;
availableImageWidth = availableImageWidth < 0 ? 0 : availableImageWidth;
int availableImageHeight = image.getHeight() - topPadding - bottomPadding;
availableImageHeight = availableImageHeight < 0 ? 0 : availableImageHeight;
int width = availableImageWidth;
int height = availableImageHeight;
// int xoffset = 0;
// int yoffset = 0;
tableBuilder.buildCellHeader(styleCache.getCellStyle(gridCell), gridCell.getColSpan(), gridCell.getRowSpan());
Renderable renderer = image.getRenderable();
if (
renderer != null &&
availableImageWidth > 0 &&
availableImageHeight > 0
)
{
if (renderer.getTypeValue() == RenderableTypeEnum.IMAGE && !image.isLazy())
{
// Non-lazy image renderers are all asked for their image data at some point.
// Better to test and replace the renderer now, in case of lazy load error.
renderer = RenderableUtil.getInstance(jasperReportsContext).getOnErrorRendererForImageData(renderer, image.getOnErrorTypeValue());
}
}
else
{
renderer = null;
}
if (renderer != null)
{
// float xalignFactor = getXAlignFactor(image);
// float yalignFactor = getYAlignFactor(image);
switch (image.getScaleImageValue())
{
case FILL_FRAME :
{
width = availableImageWidth;
height = availableImageHeight;
// xoffset = 0;
// yoffset = 0;
break;
}
case CLIP :
case RETAIN_SHAPE :
default :
{
double normalWidth = availableImageWidth;
double normalHeight = availableImageHeight;
if (!image.isLazy())
{
// Image load might fail.
Renderable tmpRenderer =
RenderableUtil.getInstance(jasperReportsContext).getOnErrorRendererForDimension(renderer, image.getOnErrorTypeValue());
Dimension2D dimension = tmpRenderer == null ? null : tmpRenderer.getDimension(jasperReportsContext);
// If renderer was replaced, ignore image dimension.
if (tmpRenderer == renderer && dimension != null)
{
normalWidth = dimension.getWidth();
normalHeight = dimension.getHeight();
}
}
if (availableImageHeight > 0)
{
double ratio = normalWidth / normalHeight;
if( ratio > availableImageWidth / (double)availableImageHeight )
{
width = availableImageWidth;
height = (int)(width/ratio);
}
else
{
height = availableImageHeight;
width = (int)(ratio * height);
}
}
// xoffset = (int)(xalignFactor * (availableImageWidth - width));
// yoffset = (int)(yalignFactor * (availableImageHeight - height));
}
}
tempBodyWriter.write("");
insertPageAnchor();
if (image.getAnchorName() != null)
{
exportAnchor(JRStringUtil.xmlEncode(image.getAnchorName()));
}
boolean startedHyperlink = startHyperlink(image,false);
//FIXMEODS check images
// tempBodyWriter.write(""
// );
// tempBodyWriter.write(" \n");
//
// tempBodyWriter.write(" ");
if(startedHyperlink)
{
endHyperlink(false);
}
tempBodyWriter.write(" ");
}
tableBuilder.buildCellFooter();
}
/**
*
*/
protected void exportAnchor(String anchorName) throws IOException //FIXMEODS check anchors
{
}
/**
*
*/
protected void exportGenericElement(TableBuilder tableBuilder, JRGenericPrintElement element, JRExporterGridCell gridCell) throws IOException, JRException
{
GenericElementOdsHandler handler = (GenericElementOdsHandler)
GenericElementHandlerEnviroment.getInstance(getJasperReportsContext()).getElementHandler(
element.getGenericType(), ODS_EXPORTER_KEY);
if (handler != null)
{
JROdsExporterContext exporterContext = new ExporterContext(tableBuilder);
handler.exportElement(exporterContext, element, gridCell);
}
else
{
if (log.isDebugEnabled())
{
log.debug("No ODS generic element handler for "
+ element.getGenericType());
}
}
}
/**
*
*/
protected String getExporterKey()
{
return ODS_EXPORTER_KEY;
}
/**
*
*/
@Override
protected JRPrintImage getPrintImageForGenericElement(JRGenericPrintElement genericPrintElement) throws JRException {
return ((GenericElementOdsHandler) GenericElementHandlerEnviroment
.getInstance(jasperReportsContext).getElementHandler(
genericPrintElement.getGenericType(), ODS_EXPORTER_KEY))
.getImage(new ExporterContext(null), genericPrintElement);
}
}