package org.richfaces.renderkit.html.images;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
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 Anton Belevich
* @since 3.2.0
* ComboBox down image renderer
*/
public class ComboBoxArrowImage extends Java2Dresource{
protected static final String ICON_COLOR = "generalTextColor";
protected static final String BACKGROUND_COLOR = "tabBackgroundColor";
protected static final String BORDER_COLOR = "generalBackgroundColor";
protected static final String DISABLED_ICON_COLOR = "tabDisabledTextColor";
protected static final String DISABLED_BACKGROUND_COLOR = "tabBackgroundColor";
protected static final String DISABLED_BORDER_COLOR = "generalBackgroundColor";
private static final Dimension dimensions = new Dimension(15, 15);
public ComboBoxArrowImage() {
setRenderer(new GifRenderer());
setLastModified(new Date(InternetResourceBuilder.getInstance().getStartTime()));
}
protected Dimension getDimensions(ResourceContext resourceContext) {
return dimensions;
}
public Dimension getDimensions(FacesContext facesContext, Object data) {
return dimensions;
}
protected Object deserializeData(byte[] objectArray) {
if (objectArray == null) {
return null;
}
Zipper2 zipper = new Zipper2(objectArray);
return new Color[] {zipper.nextColor(), zipper.nextColor(), zipper.nextColor()};
}
protected Object getDataToStore(FacesContext context, Object data) {
return storeData(context, ICON_COLOR, BACKGROUND_COLOR, BORDER_COLOR);
}
protected Object storeData(FacesContext context, String colorSkinParam, String backgroundSkinParam, String borderSkinParam) {
Skin skin = SkinFactory.getInstance().getSkin(context);
Skin defaultSkin = SkinFactory.getInstance().getDefaultSkin(context);
byte [] ret = new byte[9];
Color color = null;
Zipper2 zipper = new Zipper2(ret);
String color1 = (String) skin.getParameter(context, colorSkinParam);
if (null == color1 || "".equals(color1)) {
color1 = (String) defaultSkin.getParameter(context, colorSkinParam);
}
if (color1 == null) {
color1 = "#FFFFFF";
}
color = HtmlColor.decode(color1);
zipper.addColor(color);
String color2 = (String) skin.getParameter(context, backgroundSkinParam);
if (null == color2 || "".equals(color2))
color2 = (String) defaultSkin.getParameter(context, backgroundSkinParam);
if (color2 == null) {
color2 = "#000000";
}
color = HtmlColor.decode(color2);
zipper.addColor(color);
String color3 = (String) skin.getParameter(context, borderSkinParam);
if (null == color3 || "".equals(color3))
color3 = (String) defaultSkin.getParameter(context, backgroundSkinParam);
if (color3 == null) {
color3 = "#000000";
}
color = HtmlColor.decode(color3);
zipper.addColor(color);
return ret;
}
protected void paint(ResourceContext context, Graphics2D g2d) {
Color [] data = (Color[]) restoreData(context);
Color textColor = data[0];
// Color backgroundColor = data[1];
Color borderColor = data[2];
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
g2d.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_NORMALIZE);
g2d.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_QUALITY);
g2d.setRenderingHint(RenderingHints.KEY_DITHERING, RenderingHints.VALUE_DITHER_DISABLE);
g2d.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
if (textColor != null && borderColor != null && g2d != null) {
g2d.setColor(textColor);
g2d.translate(7, 5);
paintBaseTriangle(g2d);
g2d.translate(-7, -5);
g2d.setColor(borderColor);
g2d.drawLine(4, 5, 10, 5);
g2d.drawLine(11, 6, 7, 10);
g2d.drawLine(7, 10, 3, 6);
}
}
protected void paintBaseTriangle(Graphics2D g2d) {
for (int i = 0; i < 7; i++) {
g2d.drawLine(-3 + i, 1, -3 + i, 1 + (i < 4 ? i : 6 - i));
}
}
}