/*!
* 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.designer.core.editor.report.layouting;
import org.pentaho.reporting.engine.classic.core.ReportElement;
import org.pentaho.reporting.engine.classic.core.filter.types.bands.SubReportType;
import org.pentaho.reporting.engine.classic.core.layout.TextProducer;
import org.pentaho.reporting.engine.classic.core.layout.build.DefaultLayoutModelBuilder;
import org.pentaho.reporting.engine.classic.core.layout.model.BlockRenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.RenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.context.BoxDefinition;
import org.pentaho.reporting.engine.classic.core.layout.model.context.StaticBoxLayoutProperties;
import org.pentaho.reporting.engine.classic.core.layout.output.OutputProcessorFeature;
import org.pentaho.reporting.engine.classic.core.layout.style.SimpleStyleSheet;
import org.pentaho.reporting.engine.classic.core.layout.style.SubReportStyleSheet;
import org.pentaho.reporting.engine.classic.core.style.AbstractStyleSheet;
import org.pentaho.reporting.engine.classic.core.style.BandStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.StyleKey;
import org.pentaho.reporting.engine.classic.core.style.StyleSheet;
import org.pentaho.reporting.engine.classic.core.util.InstanceID;
public class DesignerLayoutModelBuilder extends DefaultLayoutModelBuilder
{
private static class DesignerSubReportStyleSheet extends AbstractStyleSheet
{
private StyleSheet parent;
private Float minHeight;
public DesignerSubReportStyleSheet(final StyleSheet parent)
{
if (parent == null)
{
throw new NullPointerException();
}
this.parent = parent;
final float minHeightDefined = (float) parent.getDoubleStyleProperty(ElementStyleKeys.MIN_HEIGHT, 0);
this.minHeight = Math.max (10f, minHeightDefined);
}
public StyleSheet getParent()
{
return parent;
}
public InstanceID getId()
{
return parent.getId();
}
public long getChangeTracker()
{
return parent.getChangeTracker();
}
public Object getStyleProperty(final StyleKey key, final Object defaultValue)
{
if (ElementStyleKeys.MIN_HEIGHT.equals(key))
{
return minHeight;
}
return parent.getStyleProperty(key, defaultValue);
}
public Object[] toArray()
{
final Object[] objects = parent.toArray();
objects[ElementStyleKeys.MIN_HEIGHT.getIdentifier()] = minHeight;
return objects;
}
}
private DesignerRenderComponentFactory renderComponentFactory;
public DesignerLayoutModelBuilder(final String legacySectionName,
final DesignerRenderComponentFactory renderComponentFactory)
{
super(legacySectionName);
this.renderComponentFactory = renderComponentFactory;
}
protected TextProducer createTextProducer()
{
return renderComponentFactory.createTextProducer();
}
public void startSubFlow(final ReportElement element)
{
final StyleSheet resolverStyleSheet = element.getComputedStyle();
final RenderBox box;
if (getMetaData().isFeatureSupported(OutputProcessorFeature.STRICT_COMPATIBILITY))
{
final StyleSheet styleSheet = new DesignerSubReportStyleSheet(new SubReportStyleSheet
(resolverStyleSheet.getBooleanStyleProperty(BandStyleKeys.PAGEBREAK_BEFORE),
(resolverStyleSheet.getBooleanStyleProperty(BandStyleKeys.PAGEBREAK_AFTER))));
final SimpleStyleSheet reportStyle = new SimpleStyleSheet(styleSheet);
final BoxDefinition boxDefinition = getRenderNodeFactory().getBoxDefinition(reportStyle);
box = new BlockRenderBox
(reportStyle, element.getObjectID(), boxDefinition, SubReportType.INSTANCE, element.getAttributes(), null);
}
else
{
box = getRenderNodeFactory().produceRenderBox
(element, new DesignerSubReportStyleSheet(resolverStyleSheet), BandStyleKeys.LAYOUT_BLOCK, getStateKey());
}
box.getStaticBoxLayoutProperties().setPlaceholderBox(StaticBoxLayoutProperties.PlaceholderType.SECTION);
if (element.getName() != null)
{
box.setName("Banded-SubReport-Section" + ": name=" + element.getName());
}
else
{
box.setName("Banded-SubReport-Section");
}
pushBoxToContext(box, false);
}
}