add Alpha to a color int value - Android Graphics

Android examples for Graphics:Color Alpha

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Description

add Alpha to a color int value

Demo Code

/*//from   w w  w.j  ava 2s . c om
 * Copyright (C) 2010 Gandulf Kohlweiss
 *
 * 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.java2s;
import android.graphics.Color;

public class Main {
    public static int addAlpha(int alpha, int color) {
        return Color.argb(alpha, Color.red(color), Color.green(color),
                Color.blue(color));
    }
}

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