code: /*
   *
   *     Copyright (C) 2015 Ingo Fuchs
   *     This program is free software; you can redistribute it and/or modify
   *     it under the terms of the GNU General Public License as published by
   *     the Free Software Foundation; either version 2 of the License, or
   *     (at your option) any later version.
   *
   *     This program is distributed in the hope that it will be useful,
   *     but WITHOUT ANY WARRANTY; without even the implied warranty of
   *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *     GNU General Public License for more details.
   *
   *     You should have received a copy of the GNU General Public License along
   *     with this program; if not, write to the Free Software Foundation, Inc.,
   *     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
   * /
   */
  
  package freed.cam.apis.basecamera;
  
  import android.graphics.Rect;
  
  import freed.utils.Log;
  
  /**
   * Created by troop on 09.12.2014.
   */
  public abstract class AbstractFocusHandler<C extends CameraWrapperInterface>
  {
      private final String TAG = AbstractFocusHandler.class.getSimpleName();
      protected C cameraUiWrapper;
  
      protected abstract void startTouchFocus(float x, float y);
  
      protected AbstractFocusHandler(C cameraUiWrapper)
      {
          this.cameraUiWrapper = cameraUiWrapper;
      }
  
      public void StartTouchToFocus(int x1, int y1,int width1, int height1, float x_norm ,float y_norm)
      {
          Log.d(TAG, "Touch x/y :" + x1 +"/" +y1);
          startTouchFocus(x_norm, y_norm);
          if (focusEvent != null)
              focusEvent.FocusStarted(x1,y1);
      }
  
      public abstract void SetMeteringAreas(int x, int y, int width, int height);
      public FocusHandlerInterface focusEvent;
      public abstract boolean isAeMeteringSupported();
      public abstract boolean isTouchSupported();
  
      protected void logFocusRect(Rect rect)
      {
          Log.d(TAG, "left:" + rect.left + "top:" + rect.top + "right:" + rect.right + "bottom:" + rect.bottom);
      }
  
  }
  