/**
* 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.Graphics2D;
import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.Serializable;
import java.util.Date;
import javax.faces.component.UIComponent;
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 Konstantin Mishin, Filip Antonov
*/
public class SimpleSeparatorImage extends Java2Dresource {
//line type may be dotted, dashed, double or solid.
private static final int LINE_TYPE_DOTTED = 1;
private static final int LINE_TYPE_DASHED = 2;
private static final int LINE_TYPE_DOUBLE = 3;
private static final int LINE_TYPE_SOLID = 4;
public SimpleSeparatorImage() {
setRenderer(new GifRenderer());
setLastModified(new Date(InternetResourceBuilder.getInstance().getStartTime()));
}
protected RenderedImage getImage(ResourceContext context) {
SimpleSeparatorData separatorData = (SimpleSeparatorData) restoreData(context);
Color color = new Color(separatorData.getColor());
int height = separatorData.getHeight();
int lineType = separatorData.getLineType();
if (height <= 0) height = 1;
Graphics2D g2d = null;
//XXX by nick - fantonov - please use switch-case blocks here
switch (lineType) {
case LINE_TYPE_DOTTED:
BufferedImage bufferedImage = new BufferedImage(3 * height, height, BufferedImage.TYPE_INT_ARGB);
g2d = (Graphics2D) bufferedImage.createGraphics();
g2d.setColor(color);
g2d.fillRect(0, 0, height, height);
return bufferedImage;
case LINE_TYPE_DASHED:
bufferedImage = new BufferedImage(4 * height, height, BufferedImage.TYPE_INT_ARGB);
g2d = (Graphics2D) bufferedImage.createGraphics();
g2d.setColor(color);
g2d.fillRect(0, 0, 3 * height, height);
return bufferedImage;
case LINE_TYPE_DOUBLE:
bufferedImage = new BufferedImage(1, height, BufferedImage.TYPE_INT_ARGB);
int lineHeight = Math.round((float) height / 3);
g2d = (Graphics2D) bufferedImage.createGraphics();
g2d.setColor(color);
g2d.fillRect(0, 0, 1, lineHeight);
g2d.fillRect(0, height - lineHeight, 1, lineHeight);
// for (int i = 0; i < lineHeight; i++) bufferedImage.setRGB(0, i, color);
// for (int i = height-lineHeight; i < height; i++) bufferedImage.setRGB(0, i, color);
return bufferedImage;
case LINE_TYPE_SOLID:
bufferedImage = new BufferedImage(1, height, BufferedImage.TYPE_INT_ARGB);
g2d = (Graphics2D) bufferedImage.createGraphics();
g2d.setColor(color);
g2d.fillRect(0, 0, 1, height);
// for (int i = 0; i < height; i++) bufferedImage.setRGB(0, i, color);
return bufferedImage;
}
return null;
}
protected Object deserializeData(byte[] objectArray) {
if(objectArray == null){
return null;
}
SimpleSeparatorData separatorData = new SimpleSeparatorData();
Zipper2 zipper2 = new Zipper2(objectArray);
separatorData.setHeight(zipper2.nextShort());
separatorData.setColor(zipper2.nextIntColor());
separatorData.setLineType(zipper2.nextByte());
return separatorData;
}
protected Object getDataToStore(FacesContext context, Object data) {
Skin skin = SkinFactory.getInstance().getSkin(context);
byte[] ret = new byte[6];
String tmp = (String) ((UIComponent) data).getAttributes().get("height");
int height = HtmlDimensions.decode(tmp == null ? "6" : tmp).intValue();
Zipper2 zipper2 = new Zipper2(ret).addShort((short) height);
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());
//XXX by nick - fantonov - ((UISeparator)data).getLineType() ?
tmp = (String) ((UISeparator) data).getLineType();
int lineType = LINE_TYPE_SOLID;
if (tmp.equalsIgnoreCase(UISeparator.LINE_TYPE_DOTTED)) {
lineType = LINE_TYPE_DOTTED;
} else if (tmp.equalsIgnoreCase(UISeparator.LINE_TYPE_DASHED)) {
lineType = LINE_TYPE_DASHED;
} else
if (tmp.equalsIgnoreCase(UISeparator.LINE_TYPE_DOUBLE) && height > 2)
{
lineType = LINE_TYPE_DOUBLE;
}
zipper2.addByte((byte) lineType);
return ret;
}
protected static class SimpleSeparatorData implements Serializable {
private static final long serialVersionUID = -4420043779436390358L;
private int height;
private int color;
private int lineType;
public int getHeight() {
return height;
}
public void setHeight(int height) {
this.height = height;
}
public int getColor() {
return color;
}
public void setColor(int color) {
this.color = color;
}
public int getLineType() {
return lineType;
}
public void setLineType(int lineType) {
this.lineType = lineType;
}
}
}