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.scrollerproxy;
  
  import android.content.Context;
  import android.os.Build.VERSION;
  import android.os.Build.VERSION_CODES;
  
  public abstract class ScrollerProxy {
  
      public static ScrollerProxy getScroller(Context context) {
          if (VERSION.SDK_INT < VERSION_CODES.GINGERBREAD) {
              return new PreGingerScroller(context);
          } else if (VERSION.SDK_INT < VERSION_CODES.ICE_CREAM_SANDWICH) {
              return new GingerScroller(context);
          } else {
              return new IcsScroller(context);
          }
      }
  
      public abstract boolean computeScrollOffset();
  
      public abstract void fling(int startX, int startY, int velocityX, int velocityY, int minX, int maxX, int minY,
                                 int maxY, int overX, int overY);
  
      public abstract void forceFinished(boolean finished);
  
      public abstract boolean isFinished();
  
      public abstract int getCurrX();
  
      public abstract int getCurrY();
  
  
  }
  