/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* 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;
* version 2.1 of the License.
*
* 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.
*/
package org.geotools.sld.bindings;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import javax.xml.namespace.QName;
import org.geotools.sld.CssParameter;
import org.geotools.styling.Font;
import org.geotools.styling.StyleFactory;
import org.geotools.xml.AbstractComplexBinding;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;
import org.opengis.filter.FilterFactory;
import org.opengis.filter.expression.Expression;
import org.picocontainer.MutablePicoContainer;
/**
* Binding object for the element http://www.opengis.net/sld:Font.
*
* <p>
* <pre>
* <code>
* <xsd:element name="Font">
* <xsd:annotation>
* <xsd:documentation> A "Font" element specifies
* the text font to use. The allowed CssParameters
* are: "font-family", "font-style",
* "font-weight", and "font-size". </xsd:documentation>
* </xsd:annotation>
* <xsd:complexType>
* <xsd:sequence>
* <xsd:element ref="sld:CssParameter" minOccurs="0" maxOccurs="unbounded"/>
* </xsd:sequence>
* </xsd:complexType>
* </xsd:element>
*
* </code>
* </pre>
* </p>
*
* @generated
*
*
*
* @source $URL$
*/
public class SLDFontBinding extends AbstractComplexBinding {
StyleFactory styleFactory;
FilterFactory filterFactory;
public SLDFontBinding(StyleFactory styleFactory, FilterFactory filterFactory) {
this.styleFactory = styleFactory;
this.filterFactory = filterFactory;
}
/**
* @generated
*/
public QName getTarget() {
return SLD.FONT;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public int getExecutionMode() {
return AFTER;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Class getType() {
return Font.class;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public void initialize(ElementInstance instance, Node node, MutablePicoContainer context) {
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Object parse(ElementInstance instance, Node node, Object value)
throws Exception {
Font font = styleFactory.getDefaultFont();
boolean familyFound = false;
for (Iterator i = node.getChildValues(CssParameter.class).iterator(); i.hasNext();) {
CssParameter css = (CssParameter) i.next();
Expression exp = css.getExpression();
if (exp == null) {
continue;
}
if ("font-family".equals(css.getName())) {
if(!familyFound) {
font.getFamily().set(0, exp);
familyFound = true;
} else {
font.getFamily().add(exp);
}
}
if ("font-style".equals(css.getName())) {
font.setStyle(exp);
}
if ("font-weight".equals(css.getName())) {
font.setWeight(exp);
}
if ("font-size".equals(css.getName())) {
font.setSize(exp);
}
}
return font;
}
}