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InstaMaterial source files
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" | |
xmlns:tools="http://schemas.android.com/tools" | |
android:id="@+id/root" | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
tools:context=".MainActivity"> | |
<android.support.v7.widget.Toolbar | |
android:id="@+id/toolbar" | |
android:layout_width="match_parent" | |
android:layout_height="?attr/actionBarSize" | |
android:background="?attr/colorPrimary"> | |
<ImageView | |
android:id="@+id/ivLogo" | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_gravity="center" | |
android:scaleType="center" | |
android:src="@drawable/img_toolbar_logo" /> | |
</android.support.v7.widget.Toolbar> | |
<android.support.v7.widget.RecyclerView | |
android:id="@+id/rvFeed" | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_below="@id/toolbar" | |
android:scrollbars="none" /> | |
<ImageButton | |
android:id="@+id/btnCreate" | |
android:layout_width="@dimen/btn_fab_size" | |
android:layout_height="@dimen/btn_fab_size" | |
android:layout_alignParentBottom="true" | |
android:layout_alignParentRight="true" | |
android:layout_marginBottom="@dimen/btn_fab_margins" | |
android:layout_marginRight="@dimen/btn_fab_margins" | |
android:background="@drawable/btn_fab_default" | |
android:elevation="@dimen/default_elevation" | |
android:src="@drawable/ic_instagram_white" | |
android:textSize="28sp" /> | |
</RelativeLayout> |
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// app/build.gradle | |
apply plugin: 'com.android.application' | |
apply plugin: 'hugo' | |
android { | |
compileSdkVersion 21 | |
buildToolsVersion "21.1" | |
defaultConfig { | |
applicationId "io.github.froger.instamaterial" | |
minSdkVersion 15 | |
targetSdkVersion 21 | |
versionCode 1 | |
versionName "1.0" | |
} | |
} | |
dependencies { | |
compile fileTree(dir: 'libs', include: ['*.jar']) | |
compile "com.android.support:appcompat-v7:21.0.0" | |
compile 'com.android.support:support-v13:21.+' | |
compile 'com.android.support:support-v4:21.+' | |
compile 'com.android.support:palette-v7:+' | |
compile 'com.android.support:recyclerview-v7:+' | |
compile 'com.android.support:cardview-v7:21.0.+' | |
compile 'com.jakewharton:butterknife:5.1.2' | |
compile 'com.jakewharton.timber:timber:2.5.0' | |
compile 'com.facebook.rebound:rebound:0.3.6' | |
} |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--drawable/btn_default_light.xml--> | |
<selector xmlns:android="http://schemas.android.com/apk/res/android"> | |
<item android:drawable="@color/btn_default_light_normal" android:state_focused="false" android:state_pressed="false" /> | |
<item android:drawable="@color/btn_default_light_pressed" android:state_pressed="true" /> | |
<item android:drawable="@color/btn_default_light_pressed" android:state_focused="true" /> | |
</selector> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--drawable-v21/btn_default_light.xml--> | |
<ripple xmlns:android="http://schemas.android.com/apk/res/android" | |
android:color="@color/btn_default_light_pressed" /> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--drawable/btn_fab_default.xml--> | |
<selector xmlns:android="http://schemas.android.com/apk/res/android"> | |
<item android:state_pressed="false"> | |
<layer-list> | |
<item android:bottom="0dp" android:left="2dp" android:right="2dp" android:top="2dp"> | |
<shape android:shape="oval"> | |
<solid android:color="@color/fab_color_shadow" /> | |
</shape> | |
</item> | |
<item android:bottom="2dp" android:left="2dp" android:right="2dp" android:top="2dp"> | |
<shape android:shape="oval"> | |
<solid android:color="@color/style_color_accent" /> | |
</shape> | |
</item> | |
</layer-list> | |
</item> | |
<item android:state_pressed="true"> | |
<shape android:bottom="2dp" android:left="2dp" android:right="2dp" android:shape="oval" android:top="2dp"> | |
<solid android:color="@color/fab_color_pressed" /> | |
</shape> | |
</item> | |
</selector> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--drawable-v21/btn_fab_default.xml--> | |
<ripple xmlns:android="http://schemas.android.com/apk/res/android" | |
android:color="@color/fab_color_shadow"> | |
<item> | |
<shape android:shape="oval"> | |
<solid android:color="@color/style_color_accent" /> | |
</shape> | |
</item> | |
</ripple> |
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// build.gradle | |
buildscript { | |
repositories { | |
jcenter() | |
} | |
dependencies { | |
classpath 'com.android.tools.build:gradle:0.14.0' | |
classpath 'com.jakewharton.hugo:hugo-plugin:1.1.+' | |
} | |
} | |
allprojects { | |
repositories { | |
jcenter() | |
} | |
} |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--colors.xml--> | |
<resources> | |
<color name="style_color_primary">#2d5d82</color> | |
<color name="style_color_primary_dark">#21425d</color> | |
<color name="style_color_accent">#01bcd5</color> | |
<color name="fab_color_pressed">#007787</color> | |
<color name="fab_color_shadow">#44000000</color> | |
<color name="btn_default_light_normal">#00000000</color> | |
<color name="btn_default_light_pressed">#40ffffff</color> | |
</resources> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--colors.xml--> | |
<resources> | |
<color name="style_color_primary">#2d5d82</color> | |
<color name="style_color_primary_dark">#21425d</color> | |
<color name="style_color_accent">#01bcd5</color> | |
</resources> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!--dimens.xml--> | |
<resources> | |
<dimen name="btn_fab_size">56dp</dimen> | |
<dimen name="btn_fab_margins">16dp</dimen> | |
<dimen name="default_elevation">8dp</dimen> | |
</resources> |
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//... | |
//FAB animation | |
private static final int ANIM_DURATION_FAB = 400; | |
private void startContentAnimation() { | |
btnCreate.animate() | |
.translationY(0) | |
.setInterpolator(new OvershootInterpolator(1.f)) | |
.setStartDelay(300) | |
.setDuration(ANIM_DURATION_FAB) | |
.start(); | |
feedAdapter.updateItems(); | |
} | |
//... |
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public class FeedAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> { | |
private static final int ANIMATED_ITEMS_COUNT = 2; | |
private Context context; | |
private int lastAnimatedPosition = -1; | |
private int itemsCount = 0; | |
public FeedAdapter(Context context) { | |
this.context = context; | |
} | |
@Override | |
public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { | |
final View view = LayoutInflater.from(context).inflate(R.layout.item_feed, parent, false); | |
return new CellFeedViewHolder(view); | |
} | |
private void runEnterAnimation(View view, int position) { | |
if (position >= ANIMATED_ITEMS_COUNT - 1) { | |
return; | |
} | |
if (position > lastAnimatedPosition) { | |
lastAnimatedPosition = position; | |
view.setTranslationY(Utils.getScreenHeight(context)); | |
view.animate() | |
.translationY(0) | |
.setInterpolator(new DecelerateInterpolator(3.f)) | |
.setDuration(700) | |
.start(); | |
} | |
} | |
@Override | |
public void onBindViewHolder(RecyclerView.ViewHolder viewHolder, int position) { | |
runEnterAnimation(viewHolder.itemView, position); | |
CellFeedViewHolder holder = (CellFeedViewHolder) viewHolder; | |
if (position % 2 == 0) { | |
holder.ivFeedCenter.setImageResource(R.drawable.img_feed_center_1); | |
holder.ivFeedBottom.setImageResource(R.drawable.img_feed_bottom_1); | |
} else { | |
holder.ivFeedCenter.setImageResource(R.drawable.img_feed_center_2); | |
holder.ivFeedBottom.setImageResource(R.drawable.img_feed_bottom_2); | |
} | |
} | |
@Override | |
public int getItemCount() { | |
return itemsCount; | |
} | |
public static class CellFeedViewHolder extends RecyclerView.ViewHolder { | |
@InjectView(R.id.ivFeedCenter) | |
SquaredImageView ivFeedCenter; | |
@InjectView(R.id.ivFeedBottom) | |
ImageView ivFeedBottom; | |
public CellFeedViewHolder(View view) { | |
super(view); | |
ButterKnife.inject(this, view); | |
} | |
} | |
public void updateItems() { | |
itemsCount = 10; | |
notifyDataSetChanged(); | |
} | |
} |
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//FeedAdapter.java | |
public class FeedAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> { | |
private Context context; | |
private int itemsCount = 10; | |
public FeedAdapter(Context context) { | |
this.context = context; | |
} | |
@Override | |
public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { | |
final View view = LayoutInflater.from(context).inflate(R.layout.item_feed, parent, false); | |
return new CellFeedViewHolder(view); | |
} | |
@Override | |
public void onBindViewHolder(RecyclerView.ViewHolder viewHolder, int position) { | |
CellFeedViewHolder holder = (CellFeedViewHolder) viewHolder; | |
if (position % 2 == 0) { | |
holder.ivFeedCenter.setImageResource(R.drawable.img_feed_center_1); | |
holder.ivFeedBottom.setImageResource(R.drawable.img_feed_bottom_1); | |
} else { | |
holder.ivFeedCenter.setImageResource(R.drawable.img_feed_center_2); | |
holder.ivFeedBottom.setImageResource(R.drawable.img_feed_bottom_2); | |
} | |
} | |
@Override | |
public int getItemCount() { | |
return itemsCount; | |
} | |
public static class CellFeedViewHolder extends RecyclerView.ViewHolder { | |
@InjectView(R.id.ivFeedCenter) | |
SquaredImageView ivFeedCenter; | |
@InjectView(R.id.ivFeedBottom) | |
ImageView ivFeedBottom; | |
public CellFeedViewHolder(View view) { | |
super(view); | |
ButterKnife.inject(this, view); | |
} | |
} | |
} |
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<?xml version="1.0" encoding="utf-8"?><!-- item_feed.xml --> | |
<android.support.v7.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android" | |
xmlns:card_view="http://schemas.android.com/apk/res-auto" | |
android:id="@+id/card_view" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_gravity="center" | |
android:layout_margin="8dp" | |
card_view:cardCornerRadius="4dp"> | |
<LinearLayout | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:orientation="vertical"> | |
<ImageView | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:src="@drawable/ic_feed_top" /> | |
<io.github.froger.instamaterial.SquaredImageView | |
android:id="@+id/ivFeedCenter" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" /> | |
<ImageView | |
android:id="@+id/ivFeedBottom" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" /> | |
</LinearLayout> | |
</android.support.v7.widget.CardView> |
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//MainActivity.java | |
public class MainActivity extends ActionBarActivity { | |
@InjectView(R.id.toolbar) | |
Toolbar toolbar; | |
@InjectView(R.id.rvFeed) | |
RecyclerView rvFeed; | |
private MenuItem inboxMenuItem; | |
private FeedAdapter feedAdapter; | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_main); | |
ButterKnife.inject(this); | |
setupToolbar(); | |
setupFeed(); | |
} | |
private void setupToolbar() { | |
setSupportActionBar(toolbar); | |
toolbar.setNavigationIcon(R.drawable.ic_menu_white); | |
} | |
private void setupFeed() { | |
LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this); | |
rvFeed.setLayoutManager(linearLayoutManager); | |
feedAdapter = new FeedAdapter(this); | |
rvFeed.setAdapter(feedAdapter); | |
} | |
@Override | |
public boolean onCreateOptionsMenu(Menu menu) { | |
getMenuInflater().inflate(R.menu.menu_main, menu); | |
inboxMenuItem = menu.findItem(R.id.action_inbox); | |
inboxMenuItem.setActionView(R.layout.menu_item_view); | |
return true; | |
} | |
} |
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<?xml version="1.0" encoding="utf-8"?> | |
<!-- styles.xml--> | |
<resources> | |
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar"> | |
<item name="colorPrimary">@color/style_color_primary</item> | |
<item name="colorPrimaryDark">@color/style_color_primary_dark</item> | |
<item name="colorAccent">@color/style_color_accent</item> | |
</style> | |
</resources> |
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//... | |
private static final int ANIM_DURATION_TOOLBAR = 300; | |
private void startIntroAnimation() { | |
btnCreate.setTranslationY(2 * getResources().getDimensionPixelOffset(R.dimen.btn_fab_size)); | |
int actionbarSize = Utils.dpToPx(56); | |
toolbar.setTranslationY(-actionbarSize); | |
ivLogo.setTranslationY(-actionbarSize); | |
inboxMenuItem.getActionView().setTranslationY(-actionbarSize); | |
toolbar.animate() | |
.translationY(0) | |
.setDuration(ANIM_DURATION_TOOLBAR) | |
.setStartDelay(300); | |
ivLogo.animate() | |
.translationY(0) | |
.setDuration(ANIM_DURATION_TOOLBAR) | |
.setStartDelay(400); | |
inboxMenuItem.getActionView().animate() | |
.translationY(0) | |
.setDuration(ANIM_DURATION_TOOLBAR) | |
.setStartDelay(500) | |
.setListener(new AnimatorListenerAdapter() { | |
@Override | |
public void onAnimationEnd(Animator animation) { | |
startContentAnimation(); | |
} | |
}) | |
.start(); | |
} | |
//... |
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