get Css Color - Java 2D Graphics

Java examples for 2D Graphics:Color

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Description

get Css Color

Demo Code

/*/*from w  w w .  ja  v a  2 s .  c o m*/
 Copyright (C) 1997-2001 Id Software, Inc.

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 as published by the Free Software Foundation; either version 2
 of the License, or (at your option) any later version.

 This program 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 General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

 */
//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        int color = 2;
        System.out.println(getCssColor(color));
    }

    public static String getCssColor(int color) {
        int a = (color >> 24) & 255;
        int r = (color >> 16) & 255;
        int g = (color >> 8) & 255;
        int b = color & 255;
        return getCssColor(r, g, b, a);
    }

    public static String getCssColor(float red, float green, float blue,
            float alpha) {
        return "rgba(" + (int) (red * 255) + "," + (int) (green * 255)
                + "," + (int) (blue * 255) + "," + alpha + ")";
    }

    public static String getCssColor(int red, int green, int blue, int alpha) {
        return "rgba(" + red + "," + green + "," + blue + "," + alpha
                / 255.0 + ")";
    }
}

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