/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.layout.output.crosstab;
import org.pentaho.reporting.engine.classic.core.CrosstabCell;
import org.pentaho.reporting.engine.classic.core.CrosstabCellBody;
import org.pentaho.reporting.engine.classic.core.CrosstabColumnGroup;
import org.pentaho.reporting.engine.classic.core.CrosstabDetailMode;
import org.pentaho.reporting.engine.classic.core.InvalidReportStateException;
import org.pentaho.reporting.engine.classic.core.ReportProcessingException;
import org.pentaho.reporting.engine.classic.core.event.ReportEvent;
import org.pentaho.reporting.engine.classic.core.layout.Renderer;
import org.pentaho.reporting.engine.classic.core.layout.build.LayoutModelBuilder;
import org.pentaho.reporting.engine.classic.core.layout.output.DefaultOutputFunction;
import org.pentaho.reporting.engine.classic.core.layout.output.GroupOutputHandler;
public class CrosstabColumnOutputHandler implements GroupOutputHandler
{
public CrosstabColumnOutputHandler()
{
}
public void groupStarted(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
final RenderedCrosstabLayout crosstabLayout = outputFunction.getCurrentRenderedCrosstabLayout();
final LayoutModelBuilder layoutModelBuilder = outputFunction.getRenderer().getNormalFlowLayoutModelBuilder();
final int gidx = event.getState().getCurrentGroupIndex();
final CrosstabColumnGroup group = (CrosstabColumnGroup) event.getReport().getGroup(gidx);
if (crosstabLayout.getFirstColGroupIndex() == -1)
{
// record the start of the column groups.
crosstabLayout.setFirstColGroupIndex(gidx);
}
if (crosstabLayout.isCrosstabHeaderOpen() == false)
{
return;
}
expandColumnSpanAfterRowStart(crosstabLayout, layoutModelBuilder, gidx);
if (crosstabLayout.isGenerateColumnTitleHeaders())
{
layoutModelBuilder.startSubFlow(crosstabLayout.getColumnTitleHeaderSubflowId(gidx));
CrosstabOutputHelper.createAutomaticCell(layoutModelBuilder);
crosstabLayout.setColumnTitleHeaderCellId(gidx - crosstabLayout.getFirstColGroupIndex(), layoutModelBuilder.dangerousRawAccess().getInstanceId());
outputFunction.getRenderer().add(group.getTitleHeader(), outputFunction.getRuntime());
layoutModelBuilder.finishBox();
layoutModelBuilder.suspendSubFlow();
}
layoutModelBuilder.startSubFlow(crosstabLayout.getColumnHeaderSubflowId(gidx));
CrosstabOutputHelper.createAutomaticCell(layoutModelBuilder);
crosstabLayout.setColumnHeaderCellId(gidx - crosstabLayout.getFirstColGroupIndex(), layoutModelBuilder.dangerousRawAccess().getInstanceId());
outputFunction.getRenderer().add(group.getHeader(), outputFunction.getRuntime());
layoutModelBuilder.finishBox();
layoutModelBuilder.suspendSubFlow();
}
private void expandColumnSpanAfterRowStart(final RenderedCrosstabLayout crosstabLayout,
final LayoutModelBuilder layoutModelBuilder, final int gidx)
{
if (crosstabLayout.isProcessingCrosstabHeader() == false)
{
crosstabLayout.setProcessingCrosstabHeader(true);
CrosstabOutputHelper.expandColumnHeaderSpan(crosstabLayout, layoutModelBuilder, gidx);
}
}
public void groupFinished(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
if (CrosstabOutputHelper.isLastColumnGroup(event))
{
return;
}
CrosstabOutputHelper.printCrosstabSummary(outputFunction, event);
}
public void groupBodyFinished(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
}
public void itemsStarted(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
generateMeasureHeader(outputFunction, event);
final LayoutModelBuilder layoutModelBuilder = outputFunction.getRenderer().getNormalFlowLayoutModelBuilder();
CrosstabOutputHelper.createAutomaticCell(layoutModelBuilder);
layoutModelBuilder.legacyFlagNotEmpty();
final RenderedCrosstabLayout crosstabLayout = outputFunction.getCurrentRenderedCrosstabLayout();
crosstabLayout.setDetailsRendered(false);
crosstabLayout.setProcessingCrosstabHeader(false);
}
private void generateMeasureHeader(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
final RenderedCrosstabLayout crosstabLayout = outputFunction.getCurrentRenderedCrosstabLayout();
if (!crosstabLayout.isCrosstabHeaderOpen())
{
return;
}
if (!crosstabLayout.isGenerateMeasureHeaders())
{
return;
}
final CrosstabCellBody dataBody = event.getReport().getCrosstabCellBody();
if (dataBody == null)
{
throw new InvalidReportStateException();
}
final LayoutModelBuilder layoutModelBuilder = outputFunction.getRenderer().getNormalFlowLayoutModelBuilder();
layoutModelBuilder.startSubFlow(crosstabLayout.getMeasureHeaderSubflowId());
CrosstabOutputHelper.createAutomaticCell(layoutModelBuilder);
outputFunction.getRenderer().add(dataBody.getHeader(), outputFunction.getRuntime());
layoutModelBuilder.finishBox();
layoutModelBuilder.suspendSubFlow();
}
public void itemsAdvanced(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
final CrosstabCellBody dataBody = event.getReport().getCrosstabCellBody();
if (dataBody == null)
{
return;
}
final RenderedCrosstabLayout crosstabLayout = outputFunction.getCurrentRenderedCrosstabLayout();
if (crosstabLayout.isDetailsRendered())
{
return;
}
final CrosstabCell element = dataBody.findElement(null, null);
if (element != null)
{
final CrosstabDetailMode detailMode = crosstabLayout.getDetailMode();
if (detailMode == null)
{
throw new IllegalStateException();
}
if (CrosstabDetailMode.last.equals(detailMode))
{
crosstabLayout.setDetailsRendered(true);
return;
}
outputFunction.getRenderer().startSection(Renderer.SectionType.NORMALFLOW);
outputFunction.getRenderer().add(element, outputFunction.getRuntime());
outputFunction.addSubReportMarkers(outputFunction.getRenderer().endSection());
if (CrosstabDetailMode.first.equals(detailMode))
{
crosstabLayout.setDetailsRendered(true);
}
}
}
public void itemsFinished(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
final RenderedCrosstabLayout crosstabLayout = outputFunction.getCurrentRenderedCrosstabLayout();
if (CrosstabDetailMode.last.equals(crosstabLayout.getDetailMode()))
{
final CrosstabCellBody dataBody = event.getReport().getCrosstabCellBody();
final CrosstabCell element = dataBody.findElement(null, null);
if (element != null)
{
outputFunction.getRenderer().startSection(Renderer.SectionType.NORMALFLOW);
outputFunction.getRenderer().add(element, outputFunction.getRuntime());
outputFunction.addSubReportMarkers(outputFunction.getRenderer().endSection());
}
}
final LayoutModelBuilder layoutModelBuilder = outputFunction.getRenderer().getNormalFlowLayoutModelBuilder();
layoutModelBuilder.finishBox();
}
public void summaryRowStart(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
throw new ReportProcessingException("Crosstab-column groups handler cannot contain summary-rows");
}
public void summaryRowEnd(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
throw new ReportProcessingException("Crosstab-column groups handler cannot contain summary-rows");
}
public void summaryRow(final DefaultOutputFunction outputFunction,
final ReportEvent event) throws ReportProcessingException
{
throw new ReportProcessingException("Crosstab-column groups handler cannot contain summary-rows");
}
}