/**
* License Agreement.
*
* Rich Faces - Natural Ajax for Java Server Faces (JSF)
*
* 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.Graphics2D;
import java.awt.RenderingHints;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.util.Date;
import java.util.Map;
import javax.faces.context.FacesContext;
import org.richfaces.resource.DynamicUserResource;
import org.richfaces.resource.ImageType;
import org.richfaces.resource.Java2DUserResource;
import org.richfaces.resource.PostConstructResource;
import org.richfaces.resource.StateHolderResource;
import org.richfaces.skin.Skin;
import org.richfaces.skin.SkinFactory;
@DynamicUserResource
public class MenuNodeImage implements Java2DUserResource, StateHolderResource {
private static final Dimension DIMENSIONS = new Dimension(7, 14);
private Integer disabledColor;
private Integer generalColor;
public Integer getDisabledColor() {
return disabledColor;
}
public void setDisabledColor(Integer disabledColor) {
this.disabledColor = disabledColor;
}
public Integer getGeneralColor() {
return generalColor;
}
public void setGeneralColor(Integer generalColor) {
this.generalColor = generalColor;
}
public boolean isTransient() {
return false;
}
public void writeState(FacesContext context, DataOutput dataOutput) throws IOException {
dataOutput.writeInt(disabledColor);
dataOutput.writeInt(generalColor);
}
public void readState(FacesContext context, DataInput dataInput) throws IOException {
this.disabledColor = dataInput.readInt();
this.generalColor = dataInput.readInt();
}
public Map<String, String> getResponseHeaders() {
return null;
}
public Date getLastModified() {
return null;
}
public ImageType getImageType() {
return ImageType.PNG;
}
public Dimension getDimension() {
return DIMENSIONS;
}
public void paint(Graphics2D g2d) {
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setColor(new Color(getGeneralColor().intValue()));
drawTriangle(g2d, 2, 0);
g2d.setColor(new Color(getDisabledColor().intValue()));
drawTriangle(g2d, 2, DIMENSIONS.height / 2);
}
private void drawTriangle(Graphics2D g2d, int startPosX, int startPosY) {
int dTriangle = 6;
for (int i = 0; i < 4; i++) {
g2d.drawLine(startPosX + i, startPosY + i, startPosX + i, startPosY + dTriangle - i);
}
}
@PostConstructResource
public final void initialize() {
FacesContext context = FacesContext.getCurrentInstance();
Skin skin = SkinFactory.getInstance(context).getSkin(context);
Skin defaultSkin = SkinFactory.getInstance(context).getDefaultSkin(context);
String skinParameter = "generalTextColor";
String tmp = (String) skin.getParameter(context, skinParameter);
if (null == tmp || "".equals(tmp)) {
tmp = (String) defaultSkin.getParameter(context, skinParameter);
}
this.setGeneralColor(Color.decode(tmp == null ? "#4A75B5" : tmp).getRGB());
skinParameter = "tabDisabledTextColor";
tmp = (String) skin.getParameter(context, skinParameter);
if (null == tmp || "".equals(tmp)) {
tmp = (String) defaultSkin.getParameter(context, skinParameter);
}
this.setDisabledColor(Color.decode(tmp == null ? "#6A92CF" : tmp).getRGB());
}
}