/*!
* 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.wizard;
import org.pentaho.reporting.engine.classic.core.AttributeNames;
import org.pentaho.reporting.engine.classic.core.ReportElement;
import org.pentaho.reporting.engine.classic.core.function.AbstractElementFormatFunction;
import org.pentaho.reporting.engine.classic.core.function.StructureFunction;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.TextStyleKeys;
import org.pentaho.reporting.engine.classic.wizard.model.ElementFormatDefinition;
import org.pentaho.reporting.engine.classic.wizard.model.FieldDefinition;
import org.pentaho.reporting.libraries.base.util.StringUtils;
public class WizardOverrideFormattingFunction extends AbstractElementFormatFunction implements StructureFunction
{
public WizardOverrideFormattingFunction()
{
}
public int getProcessingPriority()
{
// executed after the metadata has been applied, but before the style-expressions get applied.
return 6000;
}
/**
* Evaluates all defined style-expressions of the given element.
*
* @param e the element that should be updated.
* @return true, if attributes or style were changed, false if no change was made.
*/
protected boolean evaluateElement(final ReportElement e)
{
if (e == null)
{
throw new NullPointerException();
}
boolean retval = false;
final Object maybeFormatData = e.getAttribute(AttributeNames.Wizard.NAMESPACE, "CachedWizardFormatData");
if (maybeFormatData instanceof ElementFormatDefinition)
{
final ElementFormatDefinition formatDefinition = (ElementFormatDefinition) maybeFormatData;
if (formatDefinition.getBackgroundColor() != null)
{
e.getStyle().setStyleProperty(ElementStyleKeys.BACKGROUND_COLOR, formatDefinition.getBackgroundColor());
retval = true;
}
if (formatDefinition.getFontColor() != null)
{
e.getStyle().setStyleProperty(ElementStyleKeys.PAINT, formatDefinition.getFontColor());
retval = true;
}
if (formatDefinition.getFontBold() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.BOLD, formatDefinition.getFontBold());
retval = true;
}
if (formatDefinition.getFontItalic() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.ITALIC, formatDefinition.getFontItalic());
retval = true;
}
if (formatDefinition.getFontName() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.FONT, formatDefinition.getFontName());
retval = true;
}
if (formatDefinition.getFontUnderline() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.UNDERLINED, formatDefinition.getFontUnderline());
retval = true;
}
if (formatDefinition.getFontItalic() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.ITALIC, formatDefinition.getFontItalic());
retval = true;
}
if (formatDefinition.getFontSize() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.FONTSIZE, formatDefinition.getFontSize());
retval = true;
}
if (formatDefinition.getFontStrikethrough() != null)
{
e.getStyle().setStyleProperty(TextStyleKeys.STRIKETHROUGH, formatDefinition.getFontStrikethrough());
retval = true;
}
if (formatDefinition.getHorizontalAlignment() != null)
{
e.getStyle().setStyleProperty(ElementStyleKeys.ALIGNMENT, formatDefinition.getHorizontalAlignment());
retval = true;
}
if (formatDefinition.getVerticalAlignment() != null)
{
e.getStyle().setStyleProperty(ElementStyleKeys.VALIGNMENT, formatDefinition.getVerticalAlignment());
retval = true;
}
}
final Object maybeFieldData = e.getAttribute(AttributeNames.Wizard.NAMESPACE, "CachedWizardFieldData");
if (maybeFieldData instanceof FieldDefinition)
{
final FieldDefinition fieldDefinition = (FieldDefinition) maybeFieldData;
if (fieldDefinition.getDataFormat() != null)
{
e.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.FORMAT_STRING,
fieldDefinition.getDataFormat());
retval = true;
}
if (fieldDefinition.getNullString() != null)
{
e.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.NULL_VALUE, fieldDefinition.getNullString());
retval = true;
}
if ("label".equals(e.getElementType().getMetaData().getName()) &&
!StringUtils.isEmpty(fieldDefinition.getDisplayName()))
{
e.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE, fieldDefinition.getDisplayName());
}
}
return retval;
}
}