/*
* Copyright (C) 2012 United States Government as represented by the Administrator of the
* National Aeronautics and Space Administration.
* All Rights Reserved.
*/
package gov.nasa.worldwind.ogc.kml;
import gov.nasa.worldwind.event.Message;
import gov.nasa.worldwind.util.Logging;
import java.util.Map;
/**
* Represents the KML <i>Style</i> element and provides access to its contents.
*
* @author tag
* @version $Id: KMLStyle.java 1528 2013-07-31 01:00:32Z pabercrombie $
*/
public class KMLStyle extends KMLAbstractStyleSelector
{
/**
* Construct an instance.
*
* @param namespaceURI the qualifying namespace URI. May be null to indicate no namespace qualification.
*/
public KMLStyle(String namespaceURI)
{
super(namespaceURI);
}
public KMLIconStyle getIconStyle()
{
return (KMLIconStyle) this.getField(KMLConstants.ICON_STYLE_FIELD);
}
public KMLLabelStyle getLabelStyle()
{
return (KMLLabelStyle) this.getField(KMLConstants.LABEL_STYLE_FIELD);
}
public KMLLineStyle getLineStyle()
{
return (KMLLineStyle) this.getField(KMLConstants.LINE_STYLE_FIELD);
}
public KMLPolyStyle getPolyStyle()
{
return (KMLPolyStyle) this.getField(KMLConstants.POLY_STYLE_FIELD);
}
public KMLBalloonStyle getBaloonStyle()
{
return (KMLBalloonStyle) this.getField(KMLConstants.BALOON_STYLE_FIELD);
}
public KMLListStyle getListStyle()
{
return (KMLListStyle) this.getField(KMLConstants.LIST_STYLE_FIELD);
}
/**
* {@inheritDoc} Overridden to handle deprecated {@code labelColor} field. The {@code labelColor} field is
* deprecated, and has been replaced by {@code LabelStyle}. If {@code labelColor} is set this method will apply the
* color to the {@code LabelStyle}, creating a new {@code LabelStyle} if necessary.
*/
@Override
public void setField(String keyName, Object value)
{
if ("labelColor".equals(keyName))
{
KMLLabelStyle labelStyle = this.getLabelStyle();
if (labelStyle == null)
{
labelStyle = new KMLLabelStyle(this.getNamespaceURI());
this.setField(KMLConstants.LABEL_STYLE_FIELD, labelStyle);
}
labelStyle.setField("color", value);
}
else
{
super.setField(keyName, value);
}
}
/**
* Adds the sub-style fields of a specified sub-style to this one's fields if they don't already exist.
*
* @param subStyle the sub-style to merge with this one.
*
* @return the substyle passed in as the parameter.
*
* @throws IllegalArgumentException if the sub-style parameter is null.
*/
public KMLAbstractSubStyle mergeSubStyle(KMLAbstractSubStyle subStyle)
{
if (subStyle == null)
{
String message = Logging.getMessage("nullValue.SymbolIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
if (!this.hasFields())
return subStyle;
Class subStyleClass = subStyle.getClass();
for (Map.Entry<String, Object> field : this.getFields().getEntries())
{
if (field.getValue() != null && field.getValue().getClass().equals(subStyleClass))
{
this.overrideFields(subStyle, (KMLAbstractSubStyle) field.getValue());
}
}
return subStyle;
}
@Override
public void applyChange(KMLAbstractObject sourceValues)
{
if (!(sourceValues instanceof KMLStyle))
{
String message = Logging.getMessage("KML.InvalidElementType", sourceValues.getClass().getName());
Logging.logger().warning(message);
throw new IllegalArgumentException(message);
}
super.applyChange(sourceValues);
this.onChange(new Message(KMLAbstractObject.MSG_STYLE_CHANGED, this));
}
}