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      1 /*
      2  * Copyright (C) 2010 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.gallery3d.photoeditor.actions;
     18 
     19 import android.content.Context;
     20 import android.graphics.PointF;
     21 import android.graphics.RectF;
     22 import android.util.AttributeSet;
     23 
     24 import com.android.gallery3d.photoeditor.filters.RedEyeFilter;
     25 
     26 /**
     27  * An action handling red-eye removal.
     28  */
     29 public class RedEyeAction extends EffectAction {
     30 
     31     public RedEyeAction(Context context, AttributeSet attrs) {
     32         super(context, attrs);
     33     }
     34 
     35     @Override
     36     public void prepare() {
     37         final RedEyeFilter filter = new RedEyeFilter();
     38 
     39         TouchView touchView = toolKit.addTouchView();
     40         touchView.setSingleTapListener(new TouchView.SingleTapListener() {
     41 
     42             final RectF bounds = new RectF(0, 0, 1, 1);
     43 
     44             @Override
     45             public void onSingleTap(PointF point) {
     46                 // Check if the user taps within photo bounds to remove red eye on photo.
     47                 if (bounds.contains(point.x, point.y)) {
     48                     filter.addRedEyePosition(point);
     49                     notifyChanged(filter);
     50                 }
     51             }
     52         });
     53     }
     54 }
     55