content: /*******************************************************************************
   * Copyright  2015 Albin Mathew.
   *  <p/>
   * 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
   * <p/>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p/>
   * 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.albinmathew.photocrop.photoview.scrollerproxy;
  
  import android.annotation.TargetApi;
  import android.content.Context;
  import android.widget.OverScroller;
  
  @TargetApi(9)
  public class GingerScroller extends ScrollerProxy {
  
      protected final OverScroller mScroller;
      private boolean mFirstScroll = false;
  
      public GingerScroller(Context context) {
          mScroller = new OverScroller(context);
      }
  
      @Override
      public boolean computeScrollOffset() {
          // Workaround for first scroll returning 0 for the direction of the edge it hits.
          // Simply recompute values.
          if (mFirstScroll) {
              mScroller.computeScrollOffset();
              mFirstScroll = false;
          }
          return mScroller.computeScrollOffset();
      }
  
      @Override
      public void fling(int startX, int startY, int velocityX, int velocityY, int minX, int maxX, int minY, int maxY,
                        int overX, int overY) {
          mScroller.fling(startX, startY, velocityX, velocityY, minX, maxX, minY, maxY, overX, overY);
      }
  
      @Override
      public void forceFinished(boolean finished) {
          mScroller.forceFinished(finished);
      }
  
      @Override
      public boolean isFinished() {
          return mScroller.isFinished();
      }
  
      @Override
      public int getCurrX() {
          return mScroller.getCurrX();
      }
  
      @Override
      public int getCurrY() {
          return mScroller.getCurrY();
      }
  }