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      1 /*
      2  * Copyright (C) 2016 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.launcher3.util;
     18 
     19 import android.graphics.Rect;
     20 
     21 /**
     22  * Extension of {@link PillRevealOutlineProvider} which only changes the width of the pill.
     23  */
     24 public class PillWidthRevealOutlineProvider extends PillRevealOutlineProvider {
     25 
     26     private final int mStartLeft;
     27     private final int mStartRight;
     28 
     29     public PillWidthRevealOutlineProvider(Rect pillRect, int left, int right) {
     30         super(0, 0, pillRect);
     31         mOutline.set(pillRect);
     32         mStartLeft = left;
     33         mStartRight = right;
     34     }
     35 
     36     @Override
     37     public void setProgress(float progress) {
     38         mOutline.left = (int) (progress * mPillRect.left + (1 - progress) * mStartLeft);
     39         mOutline.right = (int) (progress * mPillRect.right + (1 - progress) * mStartRight);
     40     }
     41 }
     42