GWT color class : Utility « GWT « Java
GWT color class
/*
* Copyright 2006 Robert Hanson <iamroberthanson AT gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.gwtwidgets.client.style;
/**
* This class is under consideration for removal,
* if you have an opion please comment on http://gwtwidgets.blogspot.com.
*/
public class Color
{
public final static Color WHITE = new Color(255, 255, 255);
public final static Color LIGHT_GRAY = new Color(192, 192, 192);
public final static Color GRAY = new Color(128, 128, 128);
public final static Color DARK_GRAY = new Color(64, 64, 64);
public final static Color BLACK = new Color(0, 0, 0);
public final static Color RED = new Color(255, 0, 0);
public final static Color PINK = new Color(255, 175, 175);
public final static Color ORANGE = new Color(255, 200, 0);
public final static Color YELLOW = new Color(255, 255, 0);
public final static Color GREEN = new Color(0, 255, 0);
public final static Color MAGENTA = new Color(255, 0, 255);
public final static Color CYAN = new Color(0, 255, 255);
public final static Color BLUE = new Color(0, 0, 255);
public static final Color NONE = new Color("");
private int r, g, b;
// only for special cases, like no color, or maybe named colors
private String colorText = null;
private Color (String colorText) {
this.colorText = colorText;
}
public Color (int r, int g, int b)
{
this.r = r;
this.g = g;
this.b = b;
}
public int getRed ()
{
return r;
}
public int getGreen ()
{
return g;
}
public int getBlue ()
{
return b;
}
public String getHexValue ()
{
if (colorText != null) {
return colorText;
}
return "#"
+ pad(Integer.toHexString(r))
+ pad(Integer.toHexString(g))
+ pad(Integer.toHexString(b));
}
private String pad (String in)
{
if (in.length() == 0) {
return "00";
}
if (in.length() == 1) {
return "0" + in;
}
return in;
}
public String toString ()
{
if (colorText != null) {
return colorText;
}
return "red=" + r + ", green=" + g + ", blue=" + b;
}
}
