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      1 /*
      2  * Copyright (C) 2015 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 package com.android.test.uibench;
     17 
     18 import android.app.ActivityOptions;
     19 import android.app.SharedElementCallback;
     20 import android.content.Intent;
     21 import android.content.res.Configuration;
     22 import android.graphics.Color;
     23 import android.graphics.drawable.ColorDrawable;
     24 import android.os.Bundle;
     25 import android.support.v7.app.AppCompatActivity;
     26 import android.view.View;
     27 import android.widget.GridLayout;
     28 import android.widget.ImageView;
     29 
     30 import java.util.List;
     31 import java.util.Map;
     32 
     33 public class ActivityTransition extends AppCompatActivity {
     34     private static final String KEY_ID = "ViewTransitionValues:id";
     35 
     36     private ImageView mHero;
     37 
     38     public static final int[] DRAWABLES = {
     39             R.drawable.ball,
     40             R.drawable.block,
     41             R.drawable.ducky,
     42             R.drawable.jellies,
     43             R.drawable.mug,
     44             R.drawable.pencil,
     45             R.drawable.scissors,
     46             R.drawable.woot,
     47     };
     48 
     49     public static final int[] IDS = {
     50             R.id.ball,
     51             R.id.block,
     52             R.id.ducky,
     53             R.id.jellies,
     54             R.id.mug,
     55             R.id.pencil,
     56             R.id.scissors,
     57             R.id.woot,
     58     };
     59 
     60     public static final String[] NAMES = {
     61             "ball",
     62             "block",
     63             "ducky",
     64             "jellies",
     65             "mug",
     66             "pencil",
     67             "scissors",
     68             "woot",
     69     };
     70 
     71     public static int getIdForKey(String id) {
     72         return IDS[getIndexForKey(id)];
     73     }
     74 
     75     public static int getDrawableIdForKey(String id) {
     76         return DRAWABLES[getIndexForKey(id)];
     77     }
     78 
     79     public static int getIndexForKey(String id) {
     80         for (int i = 0; i < NAMES.length; i++) {
     81             String name = NAMES[i];
     82             if (name.equals(id)) {
     83                 return i;
     84             }
     85         }
     86         return 2;
     87     }
     88 
     89     @Override
     90     protected void onCreate(Bundle savedInstanceState) {
     91         super.onCreate(savedInstanceState);
     92         getWindow().setBackgroundDrawable(new ColorDrawable(Color.BLACK));
     93         setContentView(R.layout.activity_transition);
     94         setupHero();
     95 
     96         // Ensure that all images are visible regardless of orientation.
     97         GridLayout gridLayout = findViewById(R.id.transition_grid_layout);
     98         boolean isPortrait =
     99                 getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT;
    100         gridLayout.setRowCount(isPortrait ? 4 : 2);
    101         gridLayout.setColumnCount(isPortrait ? 2 : 4);
    102     }
    103 
    104     private void setupHero() {
    105         String name = getIntent().getStringExtra(KEY_ID);
    106         mHero = null;
    107         if (name != null) {
    108             mHero = findViewById(getIdForKey(name));
    109             setEnterSharedElementCallback(new SharedElementCallback() {
    110                 @Override
    111                 public void onMapSharedElements(List<String> names,
    112                         Map<String, View> sharedElements) {
    113                     sharedElements.put("hero", mHero);
    114                 }
    115             });
    116         }
    117     }
    118 
    119     public void clicked(View v) {
    120         mHero = (ImageView) v;
    121         Intent intent = new Intent(this, ActivityTransitionDetails.class);
    122         intent.putExtra(KEY_ID, v.getTransitionName());
    123         ActivityOptions activityOptions
    124                 = ActivityOptions.makeSceneTransitionAnimation(this, mHero, "hero");
    125         startActivity(intent, activityOptions.toBundle());
    126     }
    127 }
    128