reverse Bitmap By Vertical - Android Graphics

Android examples for Graphics:Bitmap Reflection

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Description

reverse Bitmap By Vertical

Demo Code

/**//w  w  w  . j a va  2s.  co m
 * Copyright 2014 Zhenguo Jin
 *
 * 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.Bitmap;

import android.graphics.Matrix;

public class Main {

    public static Bitmap reverseByVertical(Bitmap bitmap) {
        Matrix matrix = new Matrix();
        matrix.preScale(1, -1);
        return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(),
                bitmap.getHeight(), matrix, false);
    }
}

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