com.google.gwt.graphics.client.Color.java Source code

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Here is the source code for com.google.gwt.graphics.client.Color.java

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/*
 * Copyright 2009 Google Inc.
 * 
 * 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 com.google.gwt.graphics.client;

/**
 * Simple Wrapper specifying a color in RGB format. Provides various methods for
 * converting to String representations of the specified color for easy
 * compatibility with various APIs
 */
public class Color {

    /*
     * Some basic color strings that are often used for the web. Compiler should
     * optimize these out.
     */
    public static final Color GREEN = new Color("#23ef24");
    public static final Color RED = new Color("#ff0000");
    public static final Color LIGHT_BLUE = new Color("#318ce0");
    public static final Color BLUE = new Color("blue");
    public static final Color BLACK = new Color("#000000");
    public static final Color ORANGE = new Color("#f88247");
    public static final Color GREY = new Color("#a9a9a9");
    public static final Color LIGHTGREY = new Color("#eeeeee");
    public static final Color DARKGREY = new Color("#333333");
    public static final Color YELLOW = new Color("yellow");
    public static final Color PINK = new Color("#ff00ff");
    public static final Color BLUEVIOLET = new Color("#8a2be2");
    public static final Color CYAN = new Color("#5fa2e0");
    public static final Color PEACH = new Color("#ffd393");
    public static final Color WHITE = new Color("#ffffff");
    public static final Color INDIAN_RED = new Color("#cd5c5c");
    public static final Color SKY_BLUE = new Color("#c6defa");
    public static final Color LIGHT_GREY = new Color("#aaaaaa");
    public static final Color LIGHTGREEN = new Color("#67ef68");
    public static final Color LIMEGREEN = new Color("#aff616");
    public static final Color DARKGREEN = new Color("#52b453");
    public static final Color MIDNIGHT_BLUE = new Color("#7483aa");
    public static final Color PALE_GREEN = new Color("#98FB98");
    public static final Color BROWN = new Color("#ab8f38");
    public static final Color CHROME_BLUE = new Color("#eeeeff");
    public static final Color DARKBLUE = new Color("#5eb9f8");
    public static final Color PURPLE = new Color("purple");

    private String colorStr = "";

    public Color(int r, int g, int b) {
        this.colorStr = "rgb(" + r + "," + g + "," + b + ")";
    }

    public Color(int r, int g, int b, float a) {
        this.colorStr = "rgba(" + r + "," + g + "," + b + "," + a + ")";
    }

    // We allow a user to supply a valid CSS3String
    // ... or Browser will not know what to do with it!
    public Color(String colorStr) {
        this.colorStr = colorStr;
    }

    public String toString() {
        return this.colorStr;
    }
}