/**
* 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.images;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GradientPaint;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.geom.Rectangle2D;
import java.io.Serializable;
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.HtmlDimensions;
import org.ajax4jsf.util.Zipper2;
import org.richfaces.component.UISeparator;
import org.richfaces.skin.Skin;
import org.richfaces.skin.SkinFactory;
/**
* @author Maksim Kaszynski, Filip Antonov
*/
public class BevelSeparatorImage extends Java2Dresource {
public BevelSeparatorImage() {
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 Dimension calculateDimensions(Object data) {
return new Dimension(1, ((SeparatorData) data).getHeight());
}
protected void paint(ResourceContext context, Graphics2D g2d) {
SeparatorData stored = (SeparatorData) restoreData(context);
if(stored != null) {
Color bg = new Color(stored.getBgColor());
Color grad = new Color(stored.getGradColor());
float [] grads = grad.getRGBComponents(null);
int level3D = (stored.getLevel3D());
Dimension dim = calculateDimensions(stored);
float height = (float) dim.getHeight();
float width = (float) dim.getWidth();
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_QUALITY);
g2d.setRenderingHint(RenderingHints.KEY_DITHERING, RenderingHints.VALUE_DITHER_ENABLE);
Rectangle2D rect = new Rectangle2D.Double(0.0, 0.0, width, height);
g2d.setColor(bg);
g2d.fill(rect);
if (level3D > 0) {
g2d.translate(0d, height / 18d);
// Vertical cradient.
float verticalOpacity = ((float) (level3D + 1) * 0.1f);
if (verticalOpacity < 0) {
verticalOpacity = 0;
} else if (verticalOpacity > 1) {
verticalOpacity = 1;
}
g2d.setPaint(
new GradientPaint(
width / 2,
0f,
new Color(
grads[0],
grads[1],
grads[2],
verticalOpacity),
width / 2,
height / 2,
new Color(
1f,
1f,
1f,
0f)));
g2d.fill(rect);
verticalOpacity = ((float) (level3D - 1) * 0.1f);
if (verticalOpacity < 0) {
verticalOpacity = 0;
} else if (verticalOpacity > 1) {
verticalOpacity = 1;
}
//XXX by nick - fantonov - get rid of get*() - store values in local var
g2d.setPaint(new GradientPaint(width / 2, height / 2, new Color(1f, 1f, 1f, 0f),
width / 2, height * 0.75f, new Color(grads[0], grads[1], grads[2], verticalOpacity), true));
Shape currentClip = g2d.getClip();
Rectangle2D.Double clipRect = new Rectangle2D.Double(0, height / 2, width * 2, height);
g2d.setClip(clipRect);
g2d.fill(rect);
g2d.setClip(currentClip);
}
}
}
protected Object deserializeData(byte[] objectArray) {
if (objectArray == null) {
return null;
}
SeparatorData separatorData = new SeparatorData();
Zipper2 zipper2 = new Zipper2(objectArray);
separatorData.setHeight(zipper2.nextShort());
separatorData.setLevel3D(zipper2.nextShort());
separatorData.setBgColor(zipper2.nextIntColor());
separatorData.setGradColor(zipper2.nextIntColor());
return separatorData;
}
protected Object getDataToStore(FacesContext context, Object data) {
Skin skin = SkinFactory.getInstance().getSkin(context);
//XXX by nick - fantonov - ((UISeparator)data).getHeight() ?
String tmp = (String) ((UISeparator) data).getHeight();
byte[] ret = new byte[10];
Zipper2 zipper2 = new Zipper2(ret).addShort((short) HtmlDimensions.decode(tmp == null ? "6" : tmp).intValue());
tmp = (String) skin.getParameter(context, "interfaceLevel3D");
zipper2.addShort((short) HtmlDimensions.decode(tmp == null ? "5" : tmp).intValue());
String skinParameter = "headerBackgroundColor";
tmp = (String) skin.getParameter(context, skinParameter);
if (null == tmp || "".equals(tmp)) {
Skin defaultSkin = SkinFactory.getInstance().getDefaultSkin(context);
tmp = (String) defaultSkin.getParameter(context, skinParameter);
}
zipper2.addColor(HtmlColor.decode(tmp == null ? "#4169E1" : tmp).getRGB());
skinParameter = "overAllBackground";
tmp = (String) skin.getParameter(context, skinParameter);
if (null == tmp || "".equals(tmp)) {
Skin defaultSkin = SkinFactory.getInstance().getDefaultSkin(context);
tmp = (String) defaultSkin.getParameter(context, skinParameter);
}
zipper2.addColor(HtmlColor.decode(tmp == null ? "#FFFFFF" : tmp).getRGB());
return ret;
}
protected static class SeparatorData implements Serializable {
private static final long serialVersionUID = -6368074056069548706L;
private int height;
private int level3D;
private int bgColor;
private int gradColor;
public int getBgColor() {
return bgColor;
}
public void setBgColor(int bgColor) {
this.bgColor = bgColor;
}
public int getGradColor() {
return gradColor;
}
public void setGradColor(int gradColor) {
this.gradColor = gradColor;
}
public int getHeight() {
return height;
}
public void setHeight(int height) {
this.height = height;
}
public int getLevel3D() {
return level3D;
}
public void setLevel3D(int level3D) {
this.level3D = level3D;
}
}
}