/*
* 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) 2001 - 2009 Object Refinery Ltd, Pentaho Corporation and Contributors. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.extensions.modules.sparklines.elementfactory;
import java.awt.Color;
import org.pentaho.reporting.engine.classic.core.AttributeNames;
import org.pentaho.reporting.engine.classic.core.Element;
import org.pentaho.reporting.engine.classic.core.elementfactory.AbstractContentElementFactory;
import org.pentaho.reporting.engine.classic.core.function.FormulaExpression;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleSheet;
import org.pentaho.reporting.engine.classic.extensions.modules.sparklines.BarSparklineType;
import org.pentaho.reporting.engine.classic.extensions.modules.sparklines.SparklineAttributeNames;
import org.pentaho.reporting.engine.classic.extensions.modules.sparklines.SparklineStyleKeys;
/**
* Todo: Document Me
*
* @author Thomas Morgner
*/
public class BarSparklineElementFactory extends AbstractContentElementFactory
{
private Object content;
private String fieldname;
private String formula;
private Object nullValue;
private Color highColor;
private Color lastColor;
private Integer spacing;
public BarSparklineElementFactory()
{
}
public Object getContent()
{
return content;
}
public void setContent(final Object content)
{
this.content = content;
}
public Object getNullValue()
{
return nullValue;
}
public void setNullValue(final Object nullValue)
{
this.nullValue = nullValue;
}
public String getFormula()
{
return formula;
}
public void setFormula(final String formula)
{
this.formula = formula;
}
public Color getHighColor()
{
return highColor;
}
public void setHighColor(final Color highColor)
{
this.highColor = highColor;
}
public Color getLastColor()
{
return lastColor;
}
public void setLastColor(final Color lastColor)
{
this.lastColor = lastColor;
}
public Integer getSpacing()
{
return spacing;
}
public void setSpacing(final Integer spacing)
{
this.spacing = spacing;
}
public String getFieldname()
{
return fieldname;
}
public void setFieldname(final String fieldname)
{
this.fieldname = fieldname;
}
/**
* Applies the style definition to the elements stylesheet.
*
* @param style the element stylesheet which should receive the style definition.
*/
protected void applyStyle(final ElementStyleSheet style)
{
super.applyStyle(style);
if (highColor != null)
{
style.setStyleProperty(SparklineStyleKeys.HIGH_COLOR, getHighColor());
}
if (lastColor != null)
{
style.setStyleProperty(SparklineStyleKeys.LAST_COLOR, getLastColor());
}
}
/**
* Creates a new instance of the element. Override this method to return a concrete subclass of the element.
*
* @return the newly generated instance of the element.
*/
public Element createElement()
{
final Element element = new Element();
applyElementName(element);
applyStyle(element.getStyle());
element.setElementType(new BarSparklineType());
if (getContent() != null)
{
element.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE, getContent());
}
if (getFieldname() != null)
{
element.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.FIELD, getFieldname());
}
if (getFormula() != null)
{
final FormulaExpression formulaExpression = new FormulaExpression();
formulaExpression.setFormula(getFormula());
element.setAttributeExpression(AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE, formulaExpression);
}
if (spacing != null)
{
element.setAttribute(SparklineAttributeNames.NAMESPACE, SparklineAttributeNames.SPACING, spacing);
}
return element;
}
}