/**
* License Agreement.
*
* JBoss RichFaces - Ajax4jsf Component Library
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library 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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.richfaces.renderkit.html.iconimages;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.util.Date;
import javax.faces.context.FacesContext;
import org.ajax4jsf.resource.GifRenderer;
import org.ajax4jsf.resource.InternetResourceBuilder;
import org.ajax4jsf.resource.Java2Dresource;
import org.ajax4jsf.resource.ResourceContext;
import org.ajax4jsf.util.HtmlColor;
import org.ajax4jsf.util.Zipper2;
import org.richfaces.skin.Skin;
import org.richfaces.skin.SkinFactory;
/**
* @author Pavel Kotikov
*
*/
public abstract class PanelMenuIconBasic extends Java2Dresource {
public PanelMenuIconBasic() {
setRenderer(new GifRenderer());
setLastModified(new Date(InternetResourceBuilder.getInstance().getStartTime()));
}
public Dimension getDimensions(FacesContext facesContext, Object data) {
return calculateDimensions(getDataToStore(facesContext, data));
}
protected Dimension getDimensions(ResourceContext resourceContext) {
return calculateDimensions(restoreData(resourceContext));
}
protected void paint(ResourceContext context, Graphics2D graphics2D) {
Color color = (Color) restoreData(context);
if(color != null && graphics2D != null) {
paintImage(context, graphics2D, color);
}
}
abstract protected void paintImage(ResourceContext context, Graphics2D g2d, Color color);
protected Dimension calculateDimensions(Object data){
return new Dimension(16, 16);
}
protected Object deserializeData(byte[] objectArray) {
if (objectArray == null) {
return null;
}
return new Zipper2(objectArray).nextColor();
}
/**
* @param data - pass icon color there
*/
protected Object getDataToStore(FacesContext context, Object data) {
Skin skin = SkinFactory.getInstance().getSkin(context);
Skin defaultSkin = SkinFactory.getInstance().getDefaultSkin(context);
byte[] ret = new byte[3];
Color color = null;
if (data!=null){
color = HtmlColor.decode(data.toString());
} else {
String skinParameter = "headerTextColor";
String headerTextColor = (String) skin.getParameter(context, skinParameter);
if (null == headerTextColor || "".equals(headerTextColor))
headerTextColor = (String) defaultSkin.getParameter(context, skinParameter);
if(headerTextColor == null) {
return null;
}
color = HtmlColor.decode(headerTextColor);
}
new Zipper2(ret).addColor(color);
return ret;
}
public boolean isCacheable() {
return true;
}
}