content: /*
   * Copyright 2014 the original author or authors.
   *
   * 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 pl.allegro.fogger.blur;
  
  import android.content.Context;
  import android.graphics.Bitmap;
  import android.util.Log;
  
  import java.io.File;
  
  import pl.allegro.fogger.FoggerConfig;
  import pl.allegro.fogger.utils.ImageUtils;
  
  public abstract class BlurringMachine {
  
      private static final String TAG = BlurringMachine.class.getName();
  
      private File blurredImage;
      private Context context;
  
      public BlurringMachine(Context context) {
          this.context = context;
      }
  
      protected abstract Bitmap blur(Context context, Bitmap bitmapToBlur, int radius);
  
      public Bitmap blur(Bitmap bitmapToBlur) {
          try {
              Log.d(TAG, "Start Blurring task");
              blurredImage = new File(context.getFilesDir() + FoggerConfig.BLURRED_SCREENSHOT_FILE_NAME);
              Bitmap blurredBitmap = blur(context, bitmapToBlur, FoggerConfig.getBackgroundBlurRadius());
              ImageUtils.storeImageAsPNG(blurredBitmap, blurredImage, false);
              return blurredBitmap;
          } finally {
              bitmapToBlur.recycle();
          }
      }
  
  }
  