/*
* 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) 2009 Pentaho Corporation. All rights reserved.
*/
package org.pentaho.reporting.designer.core.editor.report.layouting;
import java.util.HashMap;
import java.util.Map;
import org.pentaho.reporting.designer.core.model.CachedLayoutData;
import org.pentaho.reporting.designer.core.model.ModelUtility;
import org.pentaho.reporting.designer.core.util.BreakPositionsList;
import org.pentaho.reporting.engine.classic.core.Element;
import org.pentaho.reporting.engine.classic.core.RootLevelBand;
import org.pentaho.reporting.engine.classic.core.Section;
import org.pentaho.reporting.engine.classic.core.SubReport;
import org.pentaho.reporting.engine.classic.core.layout.model.BlockRenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.CanvasRenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.InlineRenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.LogicalPageBox;
import org.pentaho.reporting.engine.classic.core.layout.model.ParagraphRenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.RenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.RenderableReplacedContentBox;
import org.pentaho.reporting.engine.classic.core.layout.model.context.BoxDefinition;
import org.pentaho.reporting.engine.classic.core.layout.process.IterateStructuralProcessStep;
import org.pentaho.reporting.engine.classic.core.util.InstanceID;
import org.pentaho.reporting.engine.classic.core.util.geom.StrictBounds;
/**
* Todo: Document Me
*
* @author Thomas Morgner
*/
public class TransferLayoutProcessStep extends IterateStructuralProcessStep
{
private HashMap<InstanceID, Element> elementsById;
private long age;
private BreakPositionsList verticalEdgePositions;
private BreakPositionsList horizontalEdgePositions;
private Map<InstanceID, Object> conflicts;
public TransferLayoutProcessStep()
{
elementsById = new HashMap<InstanceID, Element>();
}
public void performTransfer(final Section rootLevelBandReportElement,
final LogicalPageBox logicalPageBox,
final BreakPositionsList verticalEdgePositions,
final BreakPositionsList horizontalEdgePositions,
final HashMap<InstanceID, Element> elementHashMap,
final Map<InstanceID, Object> conflicts)
{
//noinspection AssignmentToCollectionOrArrayFieldFromParameter
this.elementsById = elementHashMap;
this.verticalEdgePositions = verticalEdgePositions;
this.horizontalEdgePositions = horizontalEdgePositions;
this.conflicts = conflicts;
this.age = rootLevelBandReportElement.getChangeTracker();
try
{
this.elementsById.clear();
elementsById.put(rootLevelBandReportElement.getObjectID(), rootLevelBandReportElement);
collectElements(rootLevelBandReportElement);
if (rootLevelBandReportElement instanceof RootLevelBand)
{
final RootLevelBand rl = (RootLevelBand) rootLevelBandReportElement;
final int count = rl.getSubReportCount();
for (int i = 0; i < count; i++)
{
final SubReport report = rl.getSubReport(i);
elementsById.put(report.getObjectID(), report);
}
}
startProcessing(logicalPageBox);
}
finally
{
this.elementsById = null;
this.verticalEdgePositions = null;
this.horizontalEdgePositions = null;
}
}
private void collectElements(final Section sectionReportElement)
{
final int count = sectionReportElement.getElementCount();
for (int i = 0; i < count; i++)
{
final Element reportElement = (Element) sectionReportElement.getElement(i);
final InstanceID id = reportElement.getObjectID();
elementsById.put(id, reportElement);
if (reportElement instanceof Section)
{
collectElements((Section) reportElement);
}
}
}
protected boolean startCanvasBox(final CanvasRenderBox box)
{
return startBox(box);
}
private boolean startBox(final RenderBox box)
{
final InstanceID id = box.getNodeLayoutProperties().getInstanceId();
final Element element = elementsById.get(id);
if (element == null)
{
return true;
}
final CachedLayoutData data = ModelUtility.getCachedLayoutData(element);
if (data.getLayoutAge() == age)
{
return true;
}
data.setX(box.getX());
data.setY(box.getY());
data.setWidth(box.getWidth());
data.setHeight(box.getHeight());
final BoxDefinition boxDefinition = box.getBoxDefinition();
data.setPaddingX(boxDefinition.getPaddingLeft() + boxDefinition.getBorder().getLeft().getWidth());
data.setPaddingY(boxDefinition.getPaddingTop() + boxDefinition.getBorder().getTop().getWidth());
data.setLayoutAge(age);
data.setElementType(box.getNodeType());
data.setConflictsInTableMode(conflicts.containsKey(id));
horizontalEdgePositions.add(box.getX(), box.getInstanceId());
horizontalEdgePositions.add(box.getX() + box.getWidth(), box.getInstanceId());
verticalEdgePositions.add(box.getY(), box.getInstanceId());
verticalEdgePositions.add(box.getY() + box.getHeight(), box.getInstanceId());
return true;
}
protected boolean startBlockBox(final BlockRenderBox box)
{
return startBox(box);
}
protected boolean startInlineBox(final InlineRenderBox box)
{
if (ModelUtility.isHideInLayoutGui(box))
{
return false;
}
final InstanceID id = box.getNodeLayoutProperties().getInstanceId();
final Element element = elementsById.get(id);
if (element == null)
{
return true;
}
final CachedLayoutData data = ModelUtility.getCachedLayoutData(element);
if (data.getLayoutAge() == age)
{
data.addAdditionalBounds(new StrictBounds(box.getX(), box.getY(), box.getWidth(), box.getHeight()));
return true;
}
horizontalEdgePositions.add(box.getX(), box.getInstanceId());
horizontalEdgePositions.add(box.getX() + box.getWidth(), box.getInstanceId());
verticalEdgePositions.add(box.getY(), box.getInstanceId());
verticalEdgePositions.add(box.getY() + box.getHeight(), box.getInstanceId());
data.setX(box.getX());
data.setY(box.getY());
data.setWidth(box.getWidth());
data.setHeight(box.getHeight());
final BoxDefinition boxDefinition = box.getBoxDefinition();
data.setPaddingX(boxDefinition.getPaddingLeft() + boxDefinition.getBorder().getLeft().getWidth());
data.setPaddingY(boxDefinition.getPaddingTop() + boxDefinition.getBorder().getTop().getWidth());
data.clearAdditionalBounds();
data.setLayoutAge(age);
data.setElementType(box.getNodeType());
return true;
}
protected boolean startOtherBox(final RenderBox box)
{
return startBox(box);
}
protected boolean startRowBox(final RenderBox box)
{
return startBox(box);
}
protected void processParagraphChilds(final ParagraphRenderBox box)
{
processBoxChilds(box);
}
protected void processRenderableContent(final RenderableReplacedContentBox box)
{
startBox(box);
}
}