Android Bitmap Rotate rotateBitmapTranslate(Bitmap bitmap, float degrees)

Description

rotate Bitmap Translate

License

Apache License

Declaration

public static Bitmap rotateBitmapTranslate(Bitmap bitmap, float degrees) 

Method Source Code

//package com.java2s;
/*//  w ww .  j a v a2 s . c  o m
 * Copyright (C) 2013 www.418log.org
 * 
 * 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.
 */

import android.graphics.Bitmap;

import android.graphics.Matrix;

public class Main {

    public static Bitmap rotateBitmapTranslate(Bitmap bitmap, float degrees) {
        Bitmap mBitmap = null;
        int width;
        int height;
        try {
            Matrix matrix = new Matrix();
            if ((degrees / 90) % 2 != 0) {
                width = bitmap.getWidth();
                height = bitmap.getHeight();
            } else {
                width = bitmap.getHeight();
                height = bitmap.getWidth();
            }
            int cx = width / 2;
            int cy = height / 2;
            matrix.preTranslate(-cx, -cy);
            matrix.postRotate(degrees);
            matrix.postTranslate(cx, cy);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return mBitmap;
    }
}

Related

1. reflectionFromBitmap(Bitmap originalBitmap, boolean isFuzzy)
2. rotate(Bitmap bitmap, int angle)
3. rotate(Bitmap bitmap, int degrees)
4. rotateBitmap(Bitmap bitmap, float degrees)
5. rotateBitmap(Bitmap input, int degrees)
6. rotateBitmap(Bitmap source, int rotation, boolean recycle)
7. rotateBitmap(Bitmap b, int degrees)
8. getRotatedBitmap(Bitmap bitmap, int degrees)
9. rotateBitmap(Bitmap bitmap, float degrees)