content: /*******************************************************************************
   * Copyright 2011, 2012 Chris Banes.
   *
   * 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 uk.co.senab.photoview;
  
  import android.annotation.TargetApi;
  import android.os.Build;
  import android.os.Build.VERSION;
  import android.os.Build.VERSION_CODES;
  import android.view.MotionEvent;
  import android.view.View;
  
  public class Compat {
  
      private static final int SIXTY_FPS_INTERVAL = 1000 / 60;
  
      public static void postOnAnimation(View view, Runnable runnable) {
          if (VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN) {
              postOnAnimationJellyBean(view, runnable);
          } else {
              view.postDelayed(runnable, SIXTY_FPS_INTERVAL);
          }
      }
  
      @TargetApi(16)
      private static void postOnAnimationJellyBean(View view, Runnable runnable) {
          view.postOnAnimation(runnable);
      }
  
      public static int getPointerIndex(int action) {
          if (VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB)
              return getPointerIndexHoneyComb(action);
          else
              return getPointerIndexEclair(action);
      }
  
      @SuppressWarnings("deprecation")
      @TargetApi(Build.VERSION_CODES.ECLAIR)
      private static int getPointerIndexEclair(int action) {
          return (action & MotionEvent.ACTION_POINTER_ID_MASK) >> MotionEvent.ACTION_POINTER_ID_SHIFT;
      }
  
      @TargetApi(Build.VERSION_CODES.HONEYCOMB)
      private static int getPointerIndexHoneyComb(int action) {
          return (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
      }
  
  }
  