/*---------------- FILE HEADER ------------------------------------------
This file is part of deegree.
Copyright (C) 2001-2012 by:
Department of Geography, University of Bonn
http://www.giub.uni-bonn.de/deegree/
lat/lon GmbH
http://www.lat-lon.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
lat/lon GmbH
Aennchenstr. 19
53177 Bonn
Germany
E-Mail: info@lat-lon.de
Prof. Dr. Klaus Greve
Department of Geography
University of Bonn
Meckenheimer Allee 166
53115 Bonn
Germany
E-Mail: greve@giub.uni-bonn.de
---------------------------------------------------------------------------*/
package org.deegree.igeo.style.perform;
import java.awt.Color;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.deegree.datatypes.QualifiedName;
import org.deegree.framework.util.ColorUtils;
import org.deegree.graphics.sld.CssParameter;
import org.deegree.graphics.sld.ExternalGraphic;
import org.deegree.graphics.sld.Fill;
import org.deegree.graphics.sld.Graphic;
import org.deegree.graphics.sld.GraphicFill;
import org.deegree.graphics.sld.PolygonSymbolizer;
import org.deegree.graphics.sld.Rule;
import org.deegree.graphics.sld.Stroke;
import org.deegree.graphics.sld.StyleFactory;
import org.deegree.graphics.sld.Symbolizer;
import org.deegree.igeo.style.model.DashArray;
import org.deegree.igeo.style.model.GraphicSymbol;
import org.deegree.igeo.style.model.SldProperty;
import org.deegree.igeo.style.model.SldValues;
import org.deegree.igeo.style.utils.SldCreatorUtils;
import org.deegree.model.filterencoding.PropertyName;
/**
* <code>PolygonVisualPropertyPerformer</code>
*
* @author <a href="mailto:wanhoff@lat-lon.de">Jeronimo Wanhoff</a>
* @author <a href="mailto:buesching@lat-lon.de">Lyn Buesching</a>
* @author last edited by: $Author$
*
* @version $Revision$, $Date$
*
*/
public class PolygonVisualPropertyPerformer extends AbstractVisualPropertyPerformer {
private Color lineColor = SldValues.getDefaultLineColor();
private QualifiedName lineColorDynamic;
private double lineTransparency = SldValues.getDefaultOpacity();
private QualifiedName lineTransparencyDynamic;
private UnitsValue lineWidth;
private QualifiedName lineWidthDynamic;
private int lineCap = SldValues.getDefaultLineCapCode();
private int lineJoin = SldValues.getDefaultLineJoinCode();
private float[] dashArray = null;
private Color fillColor = SldValues.getDefaultColor();
private QualifiedName fillColorDynamic;
private double fillTransparency = SldValues.getDefaultOpacity();
private QualifiedName fillTransparencyDynamic;
private URL fillGraphicUrl;
private String fillGraphicFormat;
private double fillGraphicSize;
public List<Rule> getRules( boolean isInPixel ) {
List<Rule> rules = new ArrayList<Rule>();
rules.add( StyleFactory.createRule( getSymbolizer( isInPixel ) ) );
return rules;
}
public void update( StyleChangedEvent changeEvent ) {
Object value = changeEvent.getValue();
switch ( changeEvent.getType() ) {
case COLOR:
if ( value instanceof Color ) {
this.lineColor = (Color) value;
this.lineColorDynamic = null;
} else if ( value instanceof QualifiedName ) {
this.lineColorDynamic = (QualifiedName) value;
}
break;
case OPACITY:
if ( value instanceof Double ) {
this.lineTransparency = (Double) value;
this.lineTransparencyDynamic = null;
} else if ( value instanceof QualifiedName ) {
this.lineTransparencyDynamic = (QualifiedName) value;
}
break;
case LINEWIDTH:
if ( value instanceof UnitsValue ) {
this.lineWidth = (UnitsValue) value;
this.lineWidthDynamic = null;
} else if ( value instanceof QualifiedName ) {
this.lineWidthDynamic = (QualifiedName) value;
}
break;
case LINECAP:
if ( value instanceof SldProperty ) {
this.lineCap = ( (SldProperty) value ).getTypeCode();
}
break;
case LINEJOIN:
if ( value instanceof SldProperty ) {
this.lineJoin = ( (SldProperty) value ).getTypeCode();
}
break;
case LINEARRAY:
if ( value instanceof DashArray ) {
this.dashArray = ( (DashArray) value ).getDashArray();
}
break;
case FILLCOLOR:
if ( value instanceof Color ) {
this.fillColor = (Color) value;
this.fillColorDynamic = null;
} else if ( value instanceof QualifiedName ) {
this.fillColorDynamic = (QualifiedName) value;
}
break;
case FILLOPACITY:
if ( value instanceof Double ) {
this.fillTransparency = (Double) value;
this.fillTransparencyDynamic = null;
} else if ( value instanceof QualifiedName ) {
this.fillTransparencyDynamic = (QualifiedName) value;
}
break;
case EXTERNALGRAPHIC:
if ( value instanceof GraphicSymbol ) {
GraphicSymbol s = (GraphicSymbol) value;
this.fillGraphicUrl = s.getUrl();
this.fillGraphicFormat = s.getFormat();
this.fillGraphicSize = s.getSize();
} else {
this.fillGraphicUrl = null;
this.fillGraphicFormat = null;
this.fillGraphicSize = Double.NaN;
}
break;
default:
break;
}
}
@Override
int getSize() {
return 70;
}
public Symbolizer getSymbolizer( boolean isInPixel ) {
PolygonSymbolizer ps = StyleFactory.createPolygonSymbolizer( createStroke( isInPixel ), createFill() );
return ps;
}
private Stroke createStroke( boolean isInPixel ) {
HashMap<String, Object> strokeParams = new HashMap<String, Object>();
// stroke-width
CssParameter widthParam;
if ( lineWidthDynamic != null ) {
if ( !isInPixel ) {
widthParam = new CssParameter(
"stroke-width",
SldCreatorUtils.getParameterValueType( new PropertyName(
lineWidthDynamic ) ) );
} else {
widthParam = getAsCssParameter( "stroke-width", lineWidthDynamic );
}
} else {
if ( lineWidth != null ) {
widthParam = lineWidth.getAsCssParameter( "stroke-width" );
} else {
widthParam = StyleFactory.createCssParameter( "stroke-width", SldValues.getDefaultLineWidth() );
}
}
strokeParams.put( "stroke-width", widthParam );
// stroke-color
CssParameter lineColorParam;
if ( lineColorDynamic != null ) {
lineColorParam = getAsCssParameter( "stroke", lineColorDynamic );
} else {
lineColorParam = StyleFactory.createCssParameter( "stroke", ColorUtils.toHexCode( "#", this.lineColor ) );
}
strokeParams.put( "stroke", lineColorParam );
// stroke-opacity
CssParameter lineTransparencyParam;
if ( lineTransparencyDynamic != null ) {
lineTransparencyParam = getAsCssParameter( "stroke-opacity", lineTransparencyDynamic );
} else {
lineTransparencyParam = StyleFactory.createCssParameter( "stroke-opacity", lineTransparency );
}
strokeParams.put( "stroke-opacity", lineTransparencyParam );
Stroke stroke = new Stroke( strokeParams, null, null );
stroke.setLineCap( this.lineCap );
stroke.setLineJoin( this.lineJoin );
if ( !SldValues.isContinous( dashArray ) ) {
stroke.setDashArray( this.dashArray );
}
return stroke;
}
private Fill createFill() {
GraphicFill graphicFill = null;
if ( this.fillGraphicUrl != null && this.fillGraphicFormat != null && this.fillGraphicFormat.length() > 0 ) {
ExternalGraphic externalGraphic = StyleFactory.createExternalGraphic( this.fillGraphicUrl,
this.fillGraphicFormat );
Graphic graphic = StyleFactory.createGraphic( externalGraphic, null, SldValues.getDefaultOpacity(),
SldValues.getDefaultSize(), SldValues.getDefaultRotation() );
if ( Double.isNaN( fillGraphicSize ) || fillGraphicSize < 0 ) {
graphic.setSize( null );
} else {
graphic.setSize( fillGraphicSize );
}
graphicFill = StyleFactory.createGraphicFill( graphic );
}
// fill-color
HashMap<String, Object> fillParams = new HashMap<String, Object>();
CssParameter fillColor;
if ( fillColorDynamic != null ) {
fillColor = getAsCssParameter( "fill", fillColorDynamic );
} else {
fillColor = StyleFactory.createCssParameter( "fill", ColorUtils.toHexCode( "#", this.fillColor ) );
}
fillParams.put( "fill", fillColor );
// fill-transparency
CssParameter fillTranspraency;
if ( this.fillTransparencyDynamic != null ) {
fillTranspraency = getAsCssParameter( "fill-opacity", fillTransparencyDynamic );
} else {
fillTranspraency = StyleFactory.createCssParameter( "fill-opacity", this.fillTransparency );
}
fillParams.put( "fill-opacity", fillTranspraency );
return new Fill( fillParams, graphicFill );
}
}