├── .gitignore
├── README.md
├── app
    ├── .gitignore
    ├── build.gradle
    ├── proguard-rules.pro
    └── src
    │   └── main
    │       ├── AndroidManifest.xml
    │       ├── java
    │           └── com
    │           │   └── github
    │           │       └── rubensousa
    │           │           └── transitions
    │           │               ├── Adapter.java
    │           │               ├── MainActivity.java
    │           │               ├── ToolbarActivity.java
    │           │               ├── TransitionActivity.java
    │           │               └── utils
    │           │                   ├── ExpandAnimation.java
    │           │                   └── TransitionUtils.java
    │       └── res
    │           ├── drawable
    │               ├── appbar_statelist.xml
    │               ├── circle.xml
    │               └── empty_rectangle.xml
    │           ├── layout
    │               ├── activity_main.xml
    │               ├── activity_toolbar.xml
    │               ├── activity_transition.xml
    │               └── card_adapter.xml
    │           ├── mipmap-hdpi
    │               └── ic_launcher.png
    │           ├── mipmap-mdpi
    │               └── ic_launcher.png
    │           ├── mipmap-xhdpi
    │               └── ic_launcher.png
    │           ├── mipmap-xxhdpi
    │               └── ic_launcher.png
    │           ├── mipmap-xxxhdpi
    │               └── ic_launcher.png
    │           ├── transition
    │               ├── curve_transition.xml
    │               └── fade_out.xml
    │           ├── values-v21
    │               └── styles.xml
    │           ├── values-w820dp
    │               └── dimens.xml
    │           └── values
    │               ├── colors.xml
    │               ├── dimens.xml
    │               ├── drawables.xml
    │               ├── strings.xml
    │               └── styles.xml
├── build.gradle
├── gradle.properties
├── gradle
    └── wrapper
    │   ├── gradle-wrapper.jar
    │   └── gradle-wrapper.properties
├── gradlew
├── gradlew.bat
├── screenshots
    ├── fab.gif
    ├── layout.gif
    └── shared.gif
└── settings.gradle


/.gitignore:
--------------------------------------------------------------------------------
 1 | *.iml
 2 | .gradle
 3 | /local.properties
 4 | /.idea/workspace.xml
 5 | /.idea/libraries
 6 | .DS_Store
 7 | /build
 8 | /captures
 9 | .externalNativeBuild
10 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | # Transitions
 2 | 
 3 | A sample that showcases some transitions
 4 | 
 5 | <img src="screenshots/fab.gif" width="350"> <img src="screenshots/shared.gif" width="350">
 6 | 
 7 | <img src="screenshots/layout.gif" width="350">
 8 | 
 9 | 
10 | ## References
11 | 
12 | http://guides.codepath.com/android/shared-element-activity-transition
13 | 
14 | https://github.com/lgvalle/Material-Animations
15 | 
16 | https://material.io/guidelines/motion/choreography.html#
17 | 


--------------------------------------------------------------------------------
/app/.gitignore:
--------------------------------------------------------------------------------
1 | /build
2 | 


--------------------------------------------------------------------------------
/app/build.gradle:
--------------------------------------------------------------------------------
 1 | apply plugin: 'com.android.application'
 2 | 
 3 | android {
 4 |     compileSdkVersion 25
 5 |     buildToolsVersion "25.0.2"
 6 |     defaultConfig {
 7 |         applicationId "com.github.rubensousa.transitions"
 8 |         minSdkVersion 19
 9 |         targetSdkVersion 25
10 |         versionCode 1
11 |         versionName "1.0"
12 |         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
13 |     }
14 |     buildTypes {
15 |         release {
16 |             minifyEnabled false
17 |             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
18 |         }
19 |     }
20 | }
21 | 
22 | dependencies {
23 |     compile fileTree(dir: 'libs', include: ['*.jar'])
24 |     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
25 |         exclude group: 'com.android.support', module: 'support-annotations'
26 |     })
27 |     compile 'com.android.support:appcompat-v7:25.1.1'
28 |     compile 'com.android.support:design:25.1.1'
29 |     compile 'com.android.support:cardview-v7:25.1.1'
30 |     testCompile 'junit:junit:4.12'
31 | }
32 | 


--------------------------------------------------------------------------------
/app/proguard-rules.pro:
--------------------------------------------------------------------------------
 1 | # Add project specific ProGuard rules here.
 2 | # By default, the flags in this file are appended to flags specified
 3 | # in /home/ruben/Android/Sdk/tools/proguard/proguard-android.txt
 4 | # You can edit the include path and order by changing the proguardFiles
 5 | # directive in build.gradle.
 6 | #
 7 | # For more details, see
 8 | #   http://developer.android.com/guide/developing/tools/proguard.html
 9 | 
10 | # Add any project specific keep options here:
11 | 
12 | # If your project uses WebView with JS, uncomment the following
13 | # and specify the fully qualified class name to the JavaScript interface
14 | # class:
15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
16 | #   public *;
17 | #}
18 | 


--------------------------------------------------------------------------------
/app/src/main/AndroidManifest.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     package="com.github.rubensousa.transitions">
 4 | 
 5 |     <application
 6 |         android:allowBackup="true"
 7 |         android:icon="@mipmap/ic_launcher"
 8 |         android:label="@string/app_name"
 9 |         android:supportsRtl="true"
10 |         android:theme="@style/AppTheme.NoActionBar">
11 |         <activity
12 |             android:name=".MainActivity"
13 |             android:label="@string/app_name">
14 |             <intent-filter>
15 |                 <action android:name="android.intent.action.MAIN" />
16 | 
17 |                 <category android:name="android.intent.category.LAUNCHER" />
18 |             </intent-filter>
19 |         </activity>
20 | 
21 |         <activity android:name=".ToolbarActivity" />
22 |         <activity
23 |             android:name=".TransitionActivity"
24 |             android:theme="@style/AppTheme.NoActionBar.Detail" />
25 |     </application>
26 | 
27 | </manifest>


--------------------------------------------------------------------------------
/app/src/main/java/com/github/rubensousa/transitions/Adapter.java:
--------------------------------------------------------------------------------
  1 | package com.github.rubensousa.transitions;
  2 | 
  3 | 
  4 | import android.os.Build;
  5 | import android.support.v7.widget.RecyclerView;
  6 | import android.view.LayoutInflater;
  7 | import android.view.View;
  8 | import android.view.ViewGroup;
  9 | import android.view.animation.AccelerateDecelerateInterpolator;
 10 | 
 11 | import com.github.rubensousa.transitions.utils.ExpandAnimation;
 12 | 
 13 | 
 14 | public class Adapter extends RecyclerView.Adapter<Adapter.ViewHolder> {
 15 | 
 16 |     private OnClickListener listener;
 17 | 
 18 |     public Adapter(OnClickListener listener) {
 19 |         this.listener = listener;
 20 |     }
 21 | 
 22 |     @Override
 23 |     public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
 24 |         return new ViewHolder(LayoutInflater.from(parent.getContext())
 25 |                 .inflate(R.layout.card_adapter, parent, false));
 26 |     }
 27 | 
 28 |     @Override
 29 |     public void onBindViewHolder(ViewHolder holder, int position) {
 30 |         holder.bind(position);
 31 |     }
 32 | 
 33 |     @Override
 34 |     public int getItemCount() {
 35 |         return 50;
 36 |     }
 37 | 
 38 |     public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
 39 | 
 40 |         View circleView;
 41 |         View expandView;
 42 |         View expandableView;
 43 |         boolean expanded;
 44 | 
 45 |         public ViewHolder(View itemView) {
 46 |             super(itemView);
 47 |             itemView.setOnClickListener(this);
 48 |             expandView = itemView.findViewById(R.id.expandView);
 49 |             expandableView = itemView.findViewById(R.id.expandableView);
 50 |             circleView = itemView.findViewById(R.id.circleView);
 51 |             circleView.setOnClickListener(this);
 52 |         }
 53 | 
 54 |         public void bind(int position) {
 55 |             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 56 |                 circleView.setTransitionName("transition" + position);
 57 |                 circleView.invalidate();
 58 |             }
 59 |             ViewGroup.LayoutParams params = expandView.getLayoutParams();
 60 |             params.height = expanded ?
 61 |                     itemView.getResources().getDimensionPixelOffset(R.dimen.card_expanded_height)
 62 |                     : itemView.getResources().getDimensionPixelOffset(R.dimen.card_default_height);
 63 |             expandView.setLayoutParams(params);
 64 |             expandableView.setAlpha(expanded ? 1.0f : 0.0f);
 65 |         }
 66 | 
 67 |         @Override
 68 |         public void onClick(View v) {
 69 |             if (v.getId() == R.id.circleView) {
 70 |                 if (listener != null) {
 71 |                     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 72 |                         listener.onItemClick(v, v.getTransitionName(), getAdapterPosition());
 73 |                     } else {
 74 |                         listener.onItemClick(v, "", getAdapterPosition());
 75 |                     }
 76 |                 }
 77 |             } else {
 78 |                 expandOrCollapse();
 79 |             }
 80 |         }
 81 | 
 82 |         private void expandOrCollapse() {
 83 |             int expandedHeight = itemView.getResources()
 84 |                     .getDimensionPixelOffset(R.dimen.card_expanded_height);
 85 |             int defaultHeight = itemView.getResources()
 86 |                     .getDimensionPixelOffset(R.dimen.card_default_height);
 87 | 
 88 |             if (expanded) {
 89 |                 int tmp = defaultHeight;
 90 |                 defaultHeight = expandedHeight;
 91 |                 expandedHeight = tmp;
 92 |             }
 93 | 
 94 |             ExpandAnimation expandAnimation = new ExpandAnimation(expandView, defaultHeight,
 95 |                     expandedHeight);
 96 |             expandAnimation.setInterpolator(new AccelerateDecelerateInterpolator());
 97 |             expandAnimation.setDuration(375);
 98 |             expandAnimation.start();
 99 | 
100 |             expandableView.animate().alpha(expanded ? 0.0f : 1.0f).setStartDelay(75);
101 |             expanded = !expanded;
102 |         }
103 |     }
104 | 
105 |     public interface OnClickListener {
106 |         void onItemClick(View sharedView, String transitionName, int position);
107 |     }
108 | }
109 | 


--------------------------------------------------------------------------------
/app/src/main/java/com/github/rubensousa/transitions/MainActivity.java:
--------------------------------------------------------------------------------
  1 | package com.github.rubensousa.transitions;
  2 | 
  3 | import android.animation.Animator;
  4 | import android.animation.AnimatorListenerAdapter;
  5 | import android.content.Intent;
  6 | import android.os.Build;
  7 | import android.os.Bundle;
  8 | import android.support.annotation.RequiresApi;
  9 | import android.support.design.widget.FloatingActionButton;
 10 | import android.support.v4.app.ActivityCompat;
 11 | import android.support.v4.app.ActivityOptionsCompat;
 12 | import android.support.v4.app.SharedElementCallback;
 13 | import android.support.v4.util.Pair;
 14 | import android.support.v7.app.AppCompatActivity;
 15 | import android.support.v7.widget.LinearLayoutManager;
 16 | import android.support.v7.widget.RecyclerView;
 17 | import android.transition.Fade;
 18 | import android.view.View;
 19 | import android.view.ViewAnimationUtils;
 20 | import android.view.animation.AccelerateInterpolator;
 21 | import android.view.animation.DecelerateInterpolator;
 22 | 
 23 | import com.github.rubensousa.transitions.utils.TransitionUtils;
 24 | 
 25 | import java.util.List;
 26 | import java.util.Map;
 27 | 
 28 | public class MainActivity extends AppCompatActivity implements Adapter.OnClickListener {
 29 | 
 30 |     private RecyclerView recyclerView;
 31 |     private View rippleView;
 32 |     private FloatingActionButton fab;
 33 |     private boolean launchedActivity;
 34 |     private int viewPosition;
 35 | 
 36 |     @Override
 37 |     protected void onCreate(Bundle savedInstanceState) {
 38 |         super.onCreate(savedInstanceState);
 39 |         setContentView(R.layout.activity_main);
 40 |         setupTransitions();
 41 |         recyclerView = (RecyclerView) findViewById(R.id.recyclerView);
 42 |         setupRecyclerView();
 43 |         rippleView = findViewById(R.id.rippleView);
 44 |         fab = (FloatingActionButton) findViewById(R.id.fab);
 45 |         fab.setOnClickListener(new View.OnClickListener() {
 46 |             @Override
 47 |             public void onClick(View v) {
 48 |                 if (TransitionUtils.isAtLeastLollipop()) {
 49 |                     startRippleTransitionReveal();
 50 |                 } else {
 51 |                     startActivity();
 52 |                 }
 53 |             }
 54 |         });
 55 | 
 56 |         // Workaround for orientation change issue
 57 |         if (savedInstanceState != null) {
 58 |             viewPosition = savedInstanceState.getInt("position");
 59 |         }
 60 | 
 61 |         setExitSharedElementCallback(new SharedElementCallback() {
 62 |             @Override
 63 |             public void onMapSharedElements(List<String> names, Map<String, View> sharedElements) {
 64 |                 super.onMapSharedElements(names, sharedElements);
 65 |                 if (sharedElements.isEmpty()) {
 66 |                     View view = recyclerView.getLayoutManager().findViewByPosition(viewPosition);
 67 |                     if (view != null) {
 68 |                         sharedElements.put(names.get(0), view.findViewById(R.id.circleView));
 69 |                     }
 70 |                 }
 71 |             }
 72 |         });
 73 |     }
 74 | 
 75 |     @Override
 76 |     protected void onSaveInstanceState(Bundle outState) {
 77 |         super.onSaveInstanceState(outState);
 78 |         outState.putInt("position", viewPosition);
 79 |     }
 80 | 
 81 |     @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
 82 |     private void startRippleTransitionReveal() {
 83 |         fab.setVisibility(View.INVISIBLE);
 84 |         Animator animator = ViewAnimationUtils.createCircularReveal(rippleView,
 85 |                 (int) fab.getX() + fab.getWidth() / 2,
 86 |                 (int) fab.getY(), fab.getWidth() / 2, TransitionUtils.getViewRadius(rippleView) * 2);
 87 |         rippleView.setVisibility(View.VISIBLE);
 88 |         animator.setInterpolator(new AccelerateInterpolator());
 89 |         animator.setDuration(400);
 90 |         animator.addListener(new AnimatorListenerAdapter() {
 91 |             @Override
 92 |             public void onAnimationStart(Animator animation) {
 93 |                 super.onAnimationStart(animation);
 94 |                 recyclerView.animate().alpha(0f);
 95 |             }
 96 | 
 97 |             @Override
 98 |             public void onAnimationEnd(Animator animation) {
 99 |                 super.onAnimationEnd(animation);
100 |                 startActivity();
101 |             }
102 |         });
103 |         animator.start();
104 |     }
105 | 
106 |     @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
107 |     private void startRippleTransitionUnreveal() {
108 |         Animator animator = ViewAnimationUtils.createCircularReveal(rippleView,
109 |                 (int) fab.getX() + fab.getWidth() / 2,
110 |                 (int) fab.getY(), TransitionUtils.getViewRadius(rippleView) * 2, fab.getWidth() / 2);
111 |         rippleView.setVisibility(View.VISIBLE);
112 |         animator.setInterpolator(new DecelerateInterpolator());
113 |         animator.setDuration(400);
114 |         animator.addListener(new AnimatorListenerAdapter() {
115 |             @Override
116 |             public void onAnimationStart(Animator animation) {
117 |                 super.onAnimationStart(animation);
118 |                 recyclerView.animate().alpha(1f);
119 |             }
120 | 
121 |             @Override
122 |             public void onAnimationEnd(Animator animation) {
123 |                 super.onAnimationEnd(animation);
124 |                 fab.setVisibility(View.VISIBLE);
125 |                 rippleView.setVisibility(View.INVISIBLE);
126 |             }
127 |         });
128 |         animator.start();
129 |     }
130 | 
131 |     @Override
132 |     protected void onResume() {
133 |         super.onResume();
134 |         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP && launchedActivity) {
135 |             startRippleTransitionUnreveal();
136 |             launchedActivity = false;
137 |         }
138 |     }
139 | 
140 |     @Override
141 |     public void onItemClick(View sharedView, String transitionName, int position) {
142 |         viewPosition = position;
143 |         Intent intent = new Intent(this, TransitionActivity.class);
144 |         intent.putExtra("transition", transitionName);
145 |         ActivityOptionsCompat options = ActivityOptionsCompat.
146 |                 makeSceneTransitionAnimation(this, sharedView, transitionName);
147 |         ActivityCompat.startActivity(this, intent, options.toBundle());
148 |     }
149 | 
150 |     @Override
151 |     public void onActivityReenter(int resultCode, Intent data) {
152 |         super.onActivityReenter(resultCode, data);
153 |     }
154 | 
155 |     private void startActivity() {
156 |         ActivityCompat.startActivity(this, new Intent(this, ToolbarActivity.class),
157 |                 ActivityOptionsCompat.makeSceneTransitionAnimation(this).toBundle());
158 |         launchedActivity = true;
159 |     }
160 | 
161 |     private void setupTransitions() {
162 |         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
163 |             getWindow().setExitTransition(new Fade());
164 |         }
165 |     }
166 | 
167 |     private void setupRecyclerView() {
168 |         recyclerView.setAdapter(new Adapter(this));
169 |         recyclerView.setLayoutManager(new LinearLayoutManager(this));
170 |     }
171 | }
172 | 


--------------------------------------------------------------------------------
/app/src/main/java/com/github/rubensousa/transitions/ToolbarActivity.java:
--------------------------------------------------------------------------------
 1 | package com.github.rubensousa.transitions;
 2 | 
 3 | import android.os.Build;
 4 | import android.os.Bundle;
 5 | import android.support.annotation.Nullable;
 6 | import android.support.design.widget.AppBarLayout;
 7 | import android.support.design.widget.CollapsingToolbarLayout;
 8 | import android.support.v4.widget.NestedScrollView;
 9 | import android.support.v7.app.AppCompatActivity;
10 | import android.transition.Fade;
11 | import android.view.ViewTreeObserver;
12 | import android.view.animation.AccelerateDecelerateInterpolator;
13 | 
14 | 
15 | public class ToolbarActivity extends AppCompatActivity implements AppBarLayout.OnOffsetChangedListener {
16 | 
17 |     NestedScrollView nestedScrollView;
18 |     AppBarLayout appbar;
19 |     CollapsingToolbarLayout collapsingToolbarLayout;
20 | 
21 |     @Override
22 |     protected void onCreate(@Nullable Bundle savedInstanceState) {
23 |         super.onCreate(savedInstanceState);
24 |         setupTransitions();
25 |         setContentView(R.layout.activity_toolbar);
26 |         appbar = (AppBarLayout) findViewById(R.id.appbar);
27 |         nestedScrollView = (NestedScrollView) findViewById(R.id.nestedScrollView);
28 |         collapsingToolbarLayout = (CollapsingToolbarLayout) findViewById(R.id.collapsingLayout);
29 |         if (savedInstanceState == null) {
30 |             nestedScrollView.setAlpha(0f);
31 |             nestedScrollView.getViewTreeObserver()
32 |                     .addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
33 |                         @Override
34 |                         public void onGlobalLayout() {
35 |                             if (nestedScrollView.getHeight() != 0) {
36 |                                 appbar.setExpanded(true);
37 |                                 appbar.addOnOffsetChangedListener(ToolbarActivity.this);
38 |                                 nestedScrollView.getViewTreeObserver()
39 |                                         .removeOnGlobalLayoutListener(this);
40 |                                 nestedScrollView.animate().setStartDelay(400).alpha(1f);
41 |                                 nestedScrollView.setTranslationY(nestedScrollView.getHeight() / 3);
42 |                                 nestedScrollView.animate().setStartDelay(400).translationY(0)
43 |                                         .setInterpolator(new AccelerateDecelerateInterpolator());
44 |                             }
45 |                         }
46 |                     });
47 |         }
48 |     }
49 | 
50 |     private void setupTransitions() {
51 |         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
52 |             getWindow().setEnterTransition(new Fade());
53 |         }
54 |     }
55 | 
56 |     @Override
57 |     public void onOffsetChanged(AppBarLayout appBarLayout, int verticalOffset) {
58 |         if (verticalOffset == 0) {
59 |             AppBarLayout.LayoutParams layoutParams
60 |                     = (AppBarLayout.LayoutParams)
61 |                     collapsingToolbarLayout.getLayoutParams();
62 |             layoutParams.setScrollFlags(0);
63 |             collapsingToolbarLayout.setLayoutParams(layoutParams);
64 |             appBarLayout.removeOnOffsetChangedListener(this);
65 |         }
66 |     }
67 | }
68 | 


--------------------------------------------------------------------------------
/app/src/main/java/com/github/rubensousa/transitions/TransitionActivity.java:
--------------------------------------------------------------------------------
  1 | package com.github.rubensousa.transitions;
  2 | 
  3 | 
  4 | import android.content.Intent;
  5 | import android.os.Build;
  6 | import android.os.Bundle;
  7 | import android.support.annotation.Nullable;
  8 | import android.support.design.widget.FloatingActionButton;
  9 | import android.support.v4.app.SharedElementCallback;
 10 | import android.support.v4.content.res.TypedArrayUtils;
 11 | import android.support.v4.widget.NestedScrollView;
 12 | import android.support.v7.app.AppCompatActivity;
 13 | import android.transition.Transition;
 14 | import android.util.TypedValue;
 15 | import android.view.View;
 16 | import android.view.animation.AccelerateInterpolator;
 17 | import android.view.animation.DecelerateInterpolator;
 18 | 
 19 | import com.github.rubensousa.transitions.utils.TransitionUtils;
 20 | 
 21 | import java.util.List;
 22 | import java.util.Map;
 23 | 
 24 | public class TransitionActivity extends AppCompatActivity {
 25 | 
 26 |     FloatingActionButton fab;
 27 |     NestedScrollView nestedScrollView;
 28 | 
 29 |     @Override
 30 |     protected void onCreate(@Nullable Bundle savedInstanceState) {
 31 |         super.onCreate(savedInstanceState);
 32 |         setContentView(R.layout.activity_transition);
 33 |         fab = (FloatingActionButton) findViewById(R.id.fab);
 34 |         nestedScrollView = (NestedScrollView) findViewById(R.id.nestedScrollView);
 35 | 
 36 |         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) {
 37 |             View circleView = findViewById(R.id.circleView);
 38 |             Intent intent = getIntent();
 39 |             circleView.setTransitionName(intent.getStringExtra("transition"));
 40 |             Transition transition = getWindow().getSharedElementEnterTransition();
 41 |             transition.addListener(new Transition.TransitionListener() {
 42 |                 @Override
 43 |                 public void onTransitionStart(Transition transition) {
 44 |                     fab.setScaleX(0);
 45 |                     fab.setScaleY(0);
 46 |                     fab.setVisibility(View.INVISIBLE);
 47 |                     nestedScrollView.setAlpha(0f);
 48 |                 }
 49 | 
 50 |                 @Override
 51 |                 public void onTransitionEnd(Transition transition) {
 52 |                     fab.show();
 53 |                     nestedScrollView.setTranslationY(
 54 |                             TransitionUtils.dpToPixels(TransitionActivity.this, 72));
 55 |                     nestedScrollView.animate().alpha(1f).translationY(0)
 56 |                             .setInterpolator(new DecelerateInterpolator());
 57 |                     transition.removeListener(this);
 58 |                 }
 59 | 
 60 |                 @Override
 61 |                 public void onTransitionCancel(Transition transition) {
 62 | 
 63 |                 }
 64 | 
 65 |                 @Override
 66 |                 public void onTransitionPause(Transition transition) {
 67 | 
 68 |                 }
 69 | 
 70 |                 @Override
 71 |                 public void onTransitionResume(Transition transition) {
 72 | 
 73 |                 }
 74 |             });
 75 |         } else {
 76 |             if (savedInstanceState == null) {
 77 |                 fab.setScaleX(0);
 78 |                 fab.setScaleY(0);
 79 |                 fab.setVisibility(View.INVISIBLE);
 80 |                 fab.postDelayed(new Runnable() {
 81 |                     @Override
 82 |                     public void run() {
 83 |                         fab.show();
 84 |                     }
 85 |                 }, 300);
 86 |             }
 87 |         }
 88 |     }
 89 | 
 90 |     @Override
 91 |     public void onActivityReenter(int resultCode, Intent data) {
 92 |         super.onActivityReenter(resultCode, data);
 93 |         supportPostponeEnterTransition();
 94 |     }
 95 | 
 96 |     @Override
 97 |     public void onBackPressed() {
 98 |         fab.setVisibility(View.INVISIBLE);
 99 |         nestedScrollView.animate().alpha(0)
100 |                 .setInterpolator(new AccelerateInterpolator())
101 |                 .translationY(TransitionUtils.dpToPixels(TransitionActivity.this, 72))
102 |                 .start();
103 |         supportFinishAfterTransition();
104 |     }
105 | }
106 | 


--------------------------------------------------------------------------------
/app/src/main/java/com/github/rubensousa/transitions/utils/ExpandAnimation.java:
--------------------------------------------------------------------------------
 1 | package com.github.rubensousa.transitions.utils;
 2 | 
 3 | 
 4 | import android.view.View;
 5 | import android.view.animation.Animation;
 6 | import android.view.animation.Transformation;
 7 | 
 8 | /**
 9 |  * Adapted from: https://coderwall.com/p/35xi3w/layout-change-animations-sliding-height
10 |  */
11 | public class ExpandAnimation extends Animation {
12 | 
13 |     int fromHeight;
14 |     int toHeight;
15 |     View view;
16 | 
17 |     public ExpandAnimation(View view, int fromHeight, int toHeight) {
18 |         this.view = view;
19 |         this.fromHeight = fromHeight;
20 |         this.toHeight = toHeight;
21 |     }
22 | 
23 |     @Override
24 |     protected void applyTransformation(float interpolatedTime, Transformation transformation) {
25 |         int newHeight;
26 |         if (view.getHeight() != toHeight) {
27 |             newHeight = (int) (fromHeight + ((toHeight - fromHeight) * interpolatedTime));
28 |             view.getLayoutParams().height = newHeight;
29 |             view.requestLayout();
30 |         }
31 |     }
32 | 
33 |     @Override
34 |     public boolean willChangeBounds() {
35 |         return true;
36 |     }
37 | 
38 |     @Override
39 |     public void start() {
40 |         super.start();
41 |         view.startAnimation(this);
42 |     }
43 | }
44 | 


--------------------------------------------------------------------------------
/app/src/main/java/com/github/rubensousa/transitions/utils/TransitionUtils.java:
--------------------------------------------------------------------------------
 1 | package com.github.rubensousa.transitions.utils;
 2 | 
 3 | import android.content.Context;
 4 | import android.os.Build;
 5 | import android.util.TypedValue;
 6 | import android.view.View;
 7 | 
 8 | public class TransitionUtils {
 9 | 
10 |     public static boolean isAtLeastLollipop() {
11 |         return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
12 |     }
13 | 
14 |     public static float getViewRadius(View view) {
15 |         return (float) Math.hypot(view.getHeight() / 2, view.getWidth() / 2);
16 |     }
17 | 
18 |     public static int dpToPixels(Context context, int value) {
19 |         return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, value,
20 |                 context.getResources().getDisplayMetrics());
21 |     }
22 | }
23 | 


--------------------------------------------------------------------------------
/app/src/main/res/drawable/appbar_statelist.xml:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8"?>
2 | <selector xmlns:android="http://schemas.android.com/apk/res/android">
3 |     <item>
4 |         <objectAnimator android:propertyName="elevation"
5 |             android:valueTo="4dp"
6 |             android:valueType="floatType"
7 |             android:duration="1"/>
8 |     </item>
9 | </selector>


--------------------------------------------------------------------------------
/app/src/main/res/drawable/circle.xml:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8"?>
2 | <shape xmlns:android="http://schemas.android.com/apk/res/android"
3 |     android:shape="oval">
4 | 
5 |     <solid android:color="@color/colorPrimary" />
6 | 
7 | </shape>


--------------------------------------------------------------------------------
/app/src/main/res/drawable/empty_rectangle.xml:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8"?>
2 | <shape xmlns:android="http://schemas.android.com/apk/res/android"
3 |     android:shape="rectangle">
4 | 
5 |     <corners android:radius="4dp"/>
6 |     <solid android:color="@color/colorEmpty"/>
7 | </shape>


--------------------------------------------------------------------------------
/app/src/main/res/layout/activity_main.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     xmlns:app="http://schemas.android.com/apk/res-auto"
 4 |     android:layout_width="match_parent"
 5 |     android:layout_height="match_parent"
 6 |     android:fitsSystemWindows="true">
 7 | 
 8 |     <android.support.v7.widget.RecyclerView
 9 |         android:id="@+id/recyclerView"
10 |         android:layout_width="match_parent"
11 |         android:layout_height="match_parent"
12 |         app:layout_behavior="@string/appbar_scrolling_view_behavior" />
13 | 
14 |     <android.support.design.widget.AppBarLayout
15 |         android:layout_width="match_parent"
16 |         android:layout_height="wrap_content"
17 |         android:theme="@style/AppTheme.AppBarOverlay">
18 | 
19 |         <android.support.v7.widget.Toolbar
20 |             android:id="@+id/toolbar"
21 |             android:layout_width="match_parent"
22 |             android:layout_height="?attr/actionBarSize"
23 |             android:background="?attr/colorPrimary"
24 |             app:popupTheme="@style/AppTheme.PopupOverlay" />
25 | 
26 |     </android.support.design.widget.AppBarLayout>
27 | 
28 | 
29 |     <android.support.design.widget.FloatingActionButton
30 |         android:id="@+id/fab"
31 |         android:layout_width="wrap_content"
32 |         android:layout_height="wrap_content"
33 |         android:layout_gravity="bottom|end"
34 |         android:layout_margin="@dimen/fab_margin" />
35 | 
36 |     <View
37 |         android:id="@+id/rippleView"
38 |         android:layout_width="match_parent"
39 |         android:layout_height="match_parent"
40 |         android:background="@color/colorAccent"
41 |         android:elevation="8dp"
42 |         android:visibility="invisible" />
43 | 
44 | </android.support.design.widget.CoordinatorLayout>
45 | 


--------------------------------------------------------------------------------
/app/src/main/res/layout/activity_toolbar.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     xmlns:app="http://schemas.android.com/apk/res-auto"
 4 |     android:layout_width="match_parent"
 5 |     android:layout_height="match_parent"
 6 |     android:fitsSystemWindows="true">
 7 | 
 8 |     <android.support.design.widget.AppBarLayout
 9 |         android:id="@+id/appbar"
10 |         android:layout_width="match_parent"
11 |         android:layout_height="wrap_content"
12 |         android:stateListAnimator="@drawable/appbar_statelist"
13 |         android:theme="@style/AppTheme.AppBarOverlay"
14 |         app:expanded="false">
15 | 
16 |         <android.support.design.widget.CollapsingToolbarLayout
17 |             android:id="@+id/collapsingLayout"
18 |             android:layout_width="match_parent"
19 |             android:layout_height="220dp"
20 |             app:layout_scrollFlags="scroll|enterAlwaysCollapsed" />
21 | 
22 |     </android.support.design.widget.AppBarLayout>
23 | 
24 |     <android.support.v4.widget.NestedScrollView
25 |         android:id="@+id/nestedScrollView"
26 |         android:layout_width="match_parent"
27 |         android:layout_height="match_parent"
28 |         android:elevation="8dp">
29 | 
30 |         <LinearLayout
31 |             android:layout_width="match_parent"
32 |             android:layout_height="wrap_content"
33 |             android:clipChildren="false"
34 |             android:clipToPadding="false"
35 |             android:orientation="vertical"
36 |             android:paddingEnd="8dp"
37 |             android:paddingLeft="8dp"
38 |             android:paddingRight="8dp"
39 |             android:paddingStart="8dp"
40 |             android:paddingTop="150dp">
41 | 
42 |             <android.support.v7.widget.CardView
43 |                 android:layout_width="match_parent"
44 |                 android:layout_height="250dp"
45 |                 app:cardElevation="4dp" />
46 | 
47 |             <android.support.v7.widget.CardView
48 |                 android:layout_width="match_parent"
49 |                 android:layout_height="250dp"
50 |                 android:layout_marginTop="8dp"
51 |                 app:cardElevation="4dp" />
52 | 
53 |             <android.support.v7.widget.CardView
54 |                 android:layout_width="match_parent"
55 |                 android:layout_height="250dp"
56 |                 android:layout_marginTop="8dp"
57 |                 app:cardElevation="4dp" />
58 | 
59 |         </LinearLayout>
60 | 
61 |     </android.support.v4.widget.NestedScrollView>
62 | 
63 | 
64 | </android.support.design.widget.CoordinatorLayout>
65 | 


--------------------------------------------------------------------------------
/app/src/main/res/layout/activity_transition.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     xmlns:app="http://schemas.android.com/apk/res-auto"
 4 |     android:layout_width="match_parent"
 5 |     android:layout_height="match_parent"
 6 |     android:fitsSystemWindows="true">
 7 | 
 8 |     <android.support.design.widget.AppBarLayout
 9 |         android:id="@+id/appbar"
10 |         android:layout_width="match_parent"
11 |         android:layout_height="wrap_content"
12 |         android:stateListAnimator="@drawable/appbar_statelist"
13 |         android:theme="@style/AppTheme.AppBarOverlay">
14 | 
15 |         <android.support.design.widget.CollapsingToolbarLayout
16 |             android:layout_width="match_parent"
17 |             android:layout_height="250dp"
18 |             android:background="@color/cardview_dark_background"
19 |             app:layout_scrollFlags="scroll|exitUntilCollapsed">
20 | 
21 |             <View
22 |                 android:id="@+id/circleView"
23 |                 android:layout_width="180dp"
24 |                 android:layout_height="180dp"
25 |                 android:layout_gravity="center"
26 |                 android:background="@drawable/circle" />
27 | 
28 |         </android.support.design.widget.CollapsingToolbarLayout>
29 |     </android.support.design.widget.AppBarLayout>
30 | 
31 |     <android.support.v4.widget.NestedScrollView
32 |         android:id="@+id/nestedScrollView"
33 |         android:layout_width="match_parent"
34 |         android:layout_height="match_parent"
35 |         app:layout_behavior="@string/appbar_scrolling_view_behavior">
36 | 
37 |         <LinearLayout
38 |             android:layout_width="match_parent"
39 |             android:layout_height="match_parent"
40 |             android:orientation="vertical"
41 |             android:padding="@dimen/activity_horizontal_margin">
42 | 
43 |             <View
44 |                 android:layout_width="180dp"
45 |                 android:layout_height="10dp"
46 |                 android:layout_marginTop="16dp"
47 |                 android:background="@color/cardview_dark_background" />
48 | 
49 |             <View
50 |                 android:layout_width="140dp"
51 |                 android:layout_height="10dp"
52 |                 android:layout_marginTop="20dp"
53 |                 android:background="@color/cardview_dark_background" />
54 | 
55 |             <View
56 |                 android:layout_width="180dp"
57 |                 android:layout_height="10dp"
58 |                 android:layout_marginTop="16dp"
59 |                 android:background="@color/colorEmpty" />
60 | 
61 |             <View
62 |                 android:layout_width="140dp"
63 |                 android:layout_height="10dp"
64 |                 android:layout_marginTop="20dp"
65 |                 android:background="@color/colorEmpty" />
66 | 
67 |             <View
68 |                 android:layout_width="180dp"
69 |                 android:layout_height="10dp"
70 |                 android:layout_marginTop="16dp"
71 |                 android:background="@color/cardview_dark_background" />
72 | 
73 |             <View
74 |                 android:layout_width="140dp"
75 |                 android:layout_height="10dp"
76 |                 android:layout_marginTop="20dp"
77 |                 android:background="@color/cardview_dark_background" />
78 |         </LinearLayout>
79 | 
80 | 
81 |     </android.support.v4.widget.NestedScrollView>
82 | 
83 | 
84 |     <android.support.design.widget.FloatingActionButton
85 |         android:id="@+id/fab"
86 |         android:layout_width="wrap_content"
87 |         android:layout_height="wrap_content"
88 |         android:layout_margin="@dimen/fab_margin"
89 |         app:layout_anchor="@id/appbar"
90 |         app:layout_anchorGravity="bottom|end" />
91 | </android.support.design.widget.CoordinatorLayout>
92 | 


--------------------------------------------------------------------------------
/app/src/main/res/layout/card_adapter.xml:
--------------------------------------------------------------------------------
  1 | <?xml version="1.0" encoding="utf-8"?>
  2 | <android.support.v7.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
  3 |     android:layout_width="match_parent"
  4 |     android:layout_height="wrap_content"
  5 |     android:layout_marginEnd="8dp"
  6 |     android:layout_marginLeft="8dp"
  7 |     android:layout_marginRight="8dp"
  8 |     android:layout_marginStart="8dp"
  9 |     android:layout_marginTop="8dp"
 10 |     android:foreground="?attr/selectableItemBackground"
 11 |     android:orientation="vertical">
 12 | 
 13 |     <RelativeLayout
 14 |         android:id="@+id/expandView"
 15 |         android:layout_width="match_parent"
 16 |         android:layout_height="wrap_content"
 17 |         android:orientation="horizontal">
 18 | 
 19 |         <View
 20 |             android:id="@+id/circleView"
 21 |             android:layout_width="48dp"
 22 |             android:layout_height="48dp"
 23 |             android:layout_marginLeft="12dp"
 24 |             android:layout_marginStart="12dp"
 25 |             android:layout_marginTop="12dp"
 26 |             android:background="@drawable/circle" />
 27 | 
 28 |         <View
 29 |             android:id="@+id/titleView"
 30 |             android:layout_width="180dp"
 31 |             android:layout_height="10dp"
 32 |             android:layout_alignTop="@id/circleView"
 33 |             android:layout_marginLeft="16dp"
 34 |             android:layout_marginStart="16dp"
 35 |             android:layout_marginTop="4dp"
 36 |             android:layout_toEndOf="@id/circleView"
 37 |             android:layout_toRightOf="@id/circleView"
 38 |             android:background="@color/colorPrimary" />
 39 | 
 40 |         <View
 41 |             android:layout_width="140dp"
 42 |             android:layout_height="10dp"
 43 |             android:layout_alignBottom="@id/circleView"
 44 |             android:layout_alignLeft="@id/titleView"
 45 |             android:layout_alignStart="@id/titleView"
 46 |             android:layout_gravity="bottom"
 47 |             android:layout_marginBottom="4dp"
 48 |             android:background="@color/colorPrimary" />
 49 | 
 50 |         <View
 51 |             android:layout_width="match_parent"
 52 |             android:layout_height="1dp"
 53 |             android:layout_below="@id/circleView"
 54 |             android:layout_marginTop="12dp"
 55 |             android:background="@color/colorEmpty" />
 56 | 
 57 |         <LinearLayout
 58 |             android:id="@+id/expandableView"
 59 |             android:layout_width="match_parent"
 60 |             android:layout_height="210dp"
 61 |             android:layout_below="@+id/circleView"
 62 |             android:layout_marginTop="12dp"
 63 |             android:orientation="vertical">
 64 | 
 65 |             <android.support.v4.widget.NestedScrollView
 66 |                 android:layout_width="match_parent"
 67 |                 android:layout_height="120dp"
 68 |                 android:layout_marginTop="12dp"
 69 |                 android:paddingLeft="12dp"
 70 |                 android:paddingStart="12dp">
 71 | 
 72 |                 <LinearLayout
 73 |                     android:layout_width="match_parent"
 74 |                     android:layout_height="match_parent"
 75 |                     android:orientation="horizontal">
 76 | 
 77 |                     <View
 78 |                         android:layout_width="100dp"
 79 |                         android:layout_height="100dp"
 80 |                         android:background="@drawable/empty_rectangle" />
 81 | 
 82 |                     <View
 83 |                         android:layout_width="100dp"
 84 |                         android:layout_height="100dp"
 85 |                         android:layout_marginLeft="12dp"
 86 |                         android:layout_marginStart="12dp"
 87 |                         android:background="@drawable/empty_rectangle" />
 88 | 
 89 |                     <View
 90 |                         android:layout_width="100dp"
 91 |                         android:layout_height="100dp"
 92 |                         android:layout_marginLeft="12dp"
 93 |                         android:layout_marginStart="12dp"
 94 |                         android:background="@drawable/empty_rectangle" />
 95 | 
 96 |                     <View
 97 |                         android:layout_width="100dp"
 98 |                         android:layout_height="100dp"
 99 |                         android:layout_marginLeft="12dp"
100 |                         android:layout_marginStart="12dp"
101 |                         android:background="@drawable/empty_rectangle" />
102 | 
103 |                 </LinearLayout>
104 | 
105 |             </android.support.v4.widget.NestedScrollView>
106 | 
107 |             <View
108 |                 android:layout_width="180dp"
109 |                 android:layout_height="10dp"
110 |                 android:layout_marginLeft="12dp"
111 |                 android:layout_marginStart="12dp"
112 |                 android:layout_marginTop="16dp"
113 |                 android:background="@color/colorEmpty" />
114 | 
115 |             <View
116 |                 android:layout_width="140dp"
117 |                 android:layout_height="10dp"
118 |                 android:layout_marginLeft="12dp"
119 |                 android:layout_marginStart="12dp"
120 |                 android:layout_marginTop="20dp"
121 |                 android:background="@color/colorEmpty" />
122 | 
123 |         </LinearLayout>
124 | 
125 | 
126 |     </RelativeLayout>
127 | 
128 | </android.support.v7.widget.CardView>


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/app/src/main/res/mipmap-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/app/src/main/res/mipmap-hdpi/ic_launcher.png


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/app/src/main/res/mipmap-mdpi/ic_launcher.png:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/app/src/main/res/mipmap-mdpi/ic_launcher.png


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/app/src/main/res/mipmap-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/app/src/main/res/mipmap-xhdpi/ic_launcher.png


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/app/src/main/res/mipmap-xxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/app/src/main/res/mipmap-xxhdpi/ic_launcher.png


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/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png


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/app/src/main/res/transition/curve_transition.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <transitionSet xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     android:duration="300"
 4 |     android:interpolator="@android:interpolator/accelerate_decelerate">
 5 |     <changeImageTransform />
 6 |     <changeBounds />
 7 |     <arcMotion
 8 |         android:maximumAngle="90"
 9 |         android:minimumHorizontalAngle="15"
10 |         android:minimumVerticalAngle="0" />
11 | </transitionSet>


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/app/src/main/res/transition/fade_out.xml:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8"?>
2 | <explode xmlns:android="http://schemas.android.com/apk/res/android"
3 |     android:duration="600" />
4 | 


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/app/src/main/res/values-v21/styles.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <style name="AppTheme.NoActionBar">
 4 |         <item name="windowActionBar">false</item>
 5 |         <item name="windowNoTitle">true</item>
 6 |         <item name="android:windowDrawsSystemBarBackgrounds">true</item>
 7 |         <item name="android:windowContentTransitions">true</item>
 8 |         <item name="android:windowActivityTransitions">true</item>
 9 |         <item name="android:windowSharedElementEnterTransition">@transition/curve_transition</item>
10 |         <item name="android:windowSharedElementExitTransition">@transition/curve_transition</item>
11 |     </style>
12 | </resources>
13 | 


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/app/src/main/res/values-w820dp/dimens.xml:
--------------------------------------------------------------------------------
1 | <resources>
2 |     <!-- Example customization of dimensions originally defined in res/values/dimens.xml
3 |          (such as screen margins) for screens with more than 820dp of available width. This
4 |          would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
5 |     <dimen name="activity_horizontal_margin">64dp</dimen>
6 | </resources>
7 | 


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/app/src/main/res/values/colors.xml:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8"?>
2 | <resources>
3 |     <color name="colorPrimary">#2196F3</color>
4 |     <color name="colorPrimaryDark">#1976D2</color>
5 |     <color name="colorAccent">#FF9800</color>
6 |     <color name="colorEmpty">#EDEDED</color>
7 | </resources>
8 | 


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/app/src/main/res/values/dimens.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 |     <!-- Default screen margins, per the Android Design guidelines. -->
 3 |     <dimen name="nav_header_vertical_spacing">16dp</dimen>
 4 |     <dimen name="nav_header_height">160dp</dimen>
 5 |     <!-- Default screen margins, per the Android Design guidelines. -->
 6 |     <dimen name="activity_horizontal_margin">16dp</dimen>
 7 |     <dimen name="activity_vertical_margin">16dp</dimen>
 8 |     <dimen name="fab_margin">16dp</dimen>
 9 | 
10 |     <dimen name="card_default_height">72dp</dimen>
11 |     <dimen name="card_expanded_height">282dp</dimen>
12 | </resources>
13 | 


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/app/src/main/res/values/drawables.xml:
--------------------------------------------------------------------------------
1 | <resources xmlns:android="http://schemas.android.com/apk/res/android">
2 |     <item name="ic_menu_camera" type="drawable">@android:drawable/ic_menu_camera</item>
3 |     <item name="ic_menu_gallery" type="drawable">@android:drawable/ic_menu_gallery</item>
4 |     <item name="ic_menu_slideshow" type="drawable">@android:drawable/ic_menu_slideshow</item>
5 |     <item name="ic_menu_manage" type="drawable">@android:drawable/ic_menu_manage</item>
6 |     <item name="ic_menu_share" type="drawable">@android:drawable/ic_menu_share</item>
7 |     <item name="ic_menu_send" type="drawable">@android:drawable/ic_menu_send</item>
8 | </resources>
9 | 


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/app/src/main/res/values/strings.xml:
--------------------------------------------------------------------------------
1 | <resources>
2 |     <string name="app_name">Transitions</string>
3 | </resources>
4 | 


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/app/src/main/res/values/styles.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <!-- Base application theme. -->
 4 |     <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
 5 |         <!-- Customize your theme here. -->
 6 |         <item name="colorPrimary">@color/colorPrimary</item>
 7 |         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
 8 |         <item name="colorAccent">@color/colorAccent</item>
 9 |     </style>
10 | 
11 |     <style name="AppTheme.NoActionBar">
12 |         <item name="windowActionBar">false</item>
13 |         <item name="windowNoTitle">true</item>
14 |     </style>
15 | 
16 |     <style name="AppTheme.NoActionBar.Detail">
17 |         <!-- Customize your theme here. -->
18 |         <!-- <item name="android:windowIsTranslucent">true</item>-->
19 |     </style>
20 | 
21 |     <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />
22 | 
23 |     <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />
24 | 
25 | </resources>
26 | 


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/build.gradle:
--------------------------------------------------------------------------------
 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules.
 2 | 
 3 | buildscript {
 4 |     repositories {
 5 |         jcenter()
 6 |     }
 7 |     dependencies {
 8 |         classpath 'com.android.tools.build:gradle:2.3.0'
 9 | 
10 |         // NOTE: Do not place your application dependencies here; they belong
11 |         // in the individual module build.gradle files
12 |     }
13 | }
14 | 
15 | allprojects {
16 |     repositories {
17 |         jcenter()
18 |     }
19 | }
20 | 
21 | task clean(type: Delete) {
22 |     delete rootProject.buildDir
23 | }
24 | 


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/gradle.properties:
--------------------------------------------------------------------------------
 1 | # Project-wide Gradle settings.
 2 | 
 3 | # IDE (e.g. Android Studio) users:
 4 | # Gradle settings configured through the IDE *will override*
 5 | # any settings specified in this file.
 6 | 
 7 | # For more details on how to configure your build environment visit
 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html
 9 | 
10 | # Specifies the JVM arguments used for the daemon process.
11 | # The setting is particularly useful for tweaking memory settings.
12 | org.gradle.jvmargs=-Xmx1536m
13 | 
14 | # When configured, Gradle will run in incubating parallel mode.
15 | # This option should only be used with decoupled projects. More details, visit
16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
17 | # org.gradle.parallel=true
18 | 


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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/gradle/wrapper/gradle-wrapper.jar


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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Tue Mar 07 19:12:58 WET 2017
2 | distributionBase=GRADLE_USER_HOME
3 | distributionPath=wrapper/dists
4 | zipStoreBase=GRADLE_USER_HOME
5 | zipStorePath=wrapper/dists
6 | distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
7 | 


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/gradlew:
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  1 | #!/usr/bin/env bash
  2 | 
  3 | ##############################################################################
  4 | ##
  5 | ##  Gradle start up script for UN*X
  6 | ##
  7 | ##############################################################################
  8 | 
  9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 10 | DEFAULT_JVM_OPTS=""
 11 | 
 12 | APP_NAME="Gradle"
 13 | APP_BASE_NAME=`basename "$0"`
 14 | 
 15 | # Use the maximum available, or set MAX_FD != -1 to use that value.
 16 | MAX_FD="maximum"
 17 | 
 18 | warn ( ) {
 19 |     echo "$*"
 20 | }
 21 | 
 22 | die ( ) {
 23 |     echo
 24 |     echo "$*"
 25 |     echo
 26 |     exit 1
 27 | }
 28 | 
 29 | # OS specific support (must be 'true' or 'false').
 30 | cygwin=false
 31 | msys=false
 32 | darwin=false
 33 | case "`uname`" in
 34 |   CYGWIN* )
 35 |     cygwin=true
 36 |     ;;
 37 |   Darwin* )
 38 |     darwin=true
 39 |     ;;
 40 |   MINGW* )
 41 |     msys=true
 42 |     ;;
 43 | esac
 44 | 
 45 | # Attempt to set APP_HOME
 46 | # Resolve links: $0 may be a link
 47 | PRG="$0"
 48 | # Need this for relative symlinks.
 49 | while [ -h "$PRG" ] ; do
 50 |     ls=`ls -ld "$PRG"`
 51 |     link=`expr "$ls" : '.*-> \(.*\)$'`
 52 |     if expr "$link" : '/.*' > /dev/null; then
 53 |         PRG="$link"
 54 |     else
 55 |         PRG=`dirname "$PRG"`"/$link"
 56 |     fi
 57 | done
 58 | SAVED="`pwd`"
 59 | cd "`dirname \"$PRG\"`/" >/dev/null
 60 | APP_HOME="`pwd -P`"
 61 | cd "$SAVED" >/dev/null
 62 | 
 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 64 | 
 65 | # Determine the Java command to use to start the JVM.
 66 | if [ -n "$JAVA_HOME" ] ; then
 67 |     if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
 68 |         # IBM's JDK on AIX uses strange locations for the executables
 69 |         JAVACMD="$JAVA_HOME/jre/sh/java"
 70 |     else
 71 |         JAVACMD="$JAVA_HOME/bin/java"
 72 |     fi
 73 |     if [ ! -x "$JAVACMD" ] ; then
 74 |         die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
 75 | 
 76 | Please set the JAVA_HOME variable in your environment to match the
 77 | location of your Java installation."
 78 |     fi
 79 | else
 80 |     JAVACMD="java"
 81 |     which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 82 | 
 83 | Please set the JAVA_HOME variable in your environment to match the
 84 | location of your Java installation."
 85 | fi
 86 | 
 87 | # Increase the maximum file descriptors if we can.
 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
 89 |     MAX_FD_LIMIT=`ulimit -H -n`
 90 |     if [ $? -eq 0 ] ; then
 91 |         if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
 92 |             MAX_FD="$MAX_FD_LIMIT"
 93 |         fi
 94 |         ulimit -n $MAX_FD
 95 |         if [ $? -ne 0 ] ; then
 96 |             warn "Could not set maximum file descriptor limit: $MAX_FD"
 97 |         fi
 98 |     else
 99 |         warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
100 |     fi
101 | fi
102 | 
103 | # For Darwin, add options to specify how the application appears in the dock
104 | if $darwin; then
105 |     GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
106 | fi
107 | 
108 | # For Cygwin, switch paths to Windows format before running java
109 | if $cygwin ; then
110 |     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
111 |     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
112 |     JAVACMD=`cygpath --unix "$JAVACMD"`
113 | 
114 |     # We build the pattern for arguments to be converted via cygpath
115 |     ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
116 |     SEP=""
117 |     for dir in $ROOTDIRSRAW ; do
118 |         ROOTDIRS="$ROOTDIRS$SEP$dir"
119 |         SEP="|"
120 |     done
121 |     OURCYGPATTERN="(^($ROOTDIRS))"
122 |     # Add a user-defined pattern to the cygpath arguments
123 |     if [ "$GRADLE_CYGPATTERN" != "" ] ; then
124 |         OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
125 |     fi
126 |     # Now convert the arguments - kludge to limit ourselves to /bin/sh
127 |     i=0
128 |     for arg in "$@" ; do
129 |         CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
130 |         CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
131 | 
132 |         if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
133 |             eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
134 |         else
135 |             eval `echo args$i`="\"$arg\""
136 |         fi
137 |         i=$((i+1))
138 |     done
139 |     case $i in
140 |         (0) set -- ;;
141 |         (1) set -- "$args0" ;;
142 |         (2) set -- "$args0" "$args1" ;;
143 |         (3) set -- "$args0" "$args1" "$args2" ;;
144 |         (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
145 |         (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
146 |         (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
147 |         (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
148 |         (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
149 |         (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
150 |     esac
151 | fi
152 | 
153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
154 | function splitJvmOpts() {
155 |     JVM_OPTS=("$@")
156 | }
157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
159 | 
160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
161 | 


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/gradlew.bat:
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 1 | @if "%DEBUG%" == "" @echo off
 2 | @rem ##########################################################################
 3 | @rem
 4 | @rem  Gradle startup script for Windows
 5 | @rem
 6 | @rem ##########################################################################
 7 | 
 8 | @rem Set local scope for the variables with windows NT shell
 9 | if "%OS%"=="Windows_NT" setlocal
10 | 
11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
12 | set DEFAULT_JVM_OPTS=
13 | 
14 | set DIRNAME=%~dp0
15 | if "%DIRNAME%" == "" set DIRNAME=.
16 | set APP_BASE_NAME=%~n0
17 | set APP_HOME=%DIRNAME%
18 | 
19 | @rem Find java.exe
20 | if defined JAVA_HOME goto findJavaFromJavaHome
21 | 
22 | set JAVA_EXE=java.exe
23 | %JAVA_EXE% -version >NUL 2>&1
24 | if "%ERRORLEVEL%" == "0" goto init
25 | 
26 | echo.
27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
28 | echo.
29 | echo Please set the JAVA_HOME variable in your environment to match the
30 | echo location of your Java installation.
31 | 
32 | goto fail
33 | 
34 | :findJavaFromJavaHome
35 | set JAVA_HOME=%JAVA_HOME:"=%
36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe
37 | 
38 | if exist "%JAVA_EXE%" goto init
39 | 
40 | echo.
41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
42 | echo.
43 | echo Please set the JAVA_HOME variable in your environment to match the
44 | echo location of your Java installation.
45 | 
46 | goto fail
47 | 
48 | :init
49 | @rem Get command-line arguments, handling Windowz variants
50 | 
51 | if not "%OS%" == "Windows_NT" goto win9xME_args
52 | if "%@eval[2+2]" == "4" goto 4NT_args
53 | 
54 | :win9xME_args
55 | @rem Slurp the command line arguments.
56 | set CMD_LINE_ARGS=
57 | set _SKIP=2
58 | 
59 | :win9xME_args_slurp
60 | if "x%~1" == "x" goto execute
61 | 
62 | set CMD_LINE_ARGS=%*
63 | goto execute
64 | 
65 | :4NT_args
66 | @rem Get arguments from the 4NT Shell from JP Software
67 | set CMD_LINE_ARGS=%$
68 | 
69 | :execute
70 | @rem Setup the command line
71 | 
72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
73 | 
74 | @rem Execute Gradle
75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
76 | 
77 | :end
78 | @rem End local scope for the variables with windows NT shell
79 | if "%ERRORLEVEL%"=="0" goto mainEnd
80 | 
81 | :fail
82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
83 | rem the _cmd.exe /c_ return code!
84 | if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
85 | exit /b 1
86 | 
87 | :mainEnd
88 | if "%OS%"=="Windows_NT" endlocal
89 | 
90 | :omega
91 | 


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/screenshots/fab.gif:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/screenshots/fab.gif


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/screenshots/layout.gif:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/screenshots/layout.gif


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/screenshots/shared.gif:
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https://raw.githubusercontent.com/rubensousa/Transitions/d18d8200e8b7c7f2bd8b9c510ed0f59867f5f1b1/screenshots/shared.gif


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/settings.gradle:
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1 | include ':app'
2 | 


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