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Code Issues Packages Projects Releases Wiki Activity

Add physics motion to items in all apps.

Browse Source 
Motion applied to:
- Icons
- Prediction icons
- Prediction divider

Bug: 38349031
Change-Id: I376e6e39080c8c80463a0ce8b104b05e4d576f17
This commit is contained in:
Jon Miranda
2017-04-20 12:07:38 -07:00
parent 09273b676e
commit 4e11c2738a
9 changed files with 379 additions and 6 deletions
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47
src/com/android/launcher3/allapps/AllAppsContainerView.java
View File

@@ -20,6 +20,8 @@ import android.graphics.Color;
import android.graphics.Rect;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.InsetDrawable;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.text.Selection;
import android.text.SpannableStringBuilder;
@@ -42,6 +44,7 @@ import com.android.launcher3.Launcher;
import com.android.launcher3.PromiseAppInfo;
import com.android.launcher3.R;
import com.android.launcher3.Utilities;
import com.android.launcher3.anim.SpringAnimationHandler;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.dragndrop.DragController;
import com.android.launcher3.dragndrop.DragOptions;
@@ -63,7 +66,7 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
private final Launcher mLauncher;
private final AlphabeticalAppsList mApps;
private final AllAppsGridAdapter mAdapter;
private final RecyclerView.LayoutManager mLayoutManager;
private final LinearLayoutManager mLayoutManager;
private AllAppsRecyclerView mAppsRecyclerView;
private SearchUiManager mSearchUiManager;
@@ -74,6 +77,8 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
private int mNumAppsPerRow;
private int mNumPredictedAppsPerRow;
private SpringAnimationHandler mSpringAnimationHandler;
public AllAppsContainerView(Context context) {
this(context, null);
}
@@ -87,7 +92,9 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
mLauncher = Launcher.getLauncher(context);
mApps = new AlphabeticalAppsList(context);
mAdapter = new AllAppsGridAdapter(mLauncher, mApps, mLauncher, this);
mSpringAnimationHandler = new SpringAnimationHandler(SpringAnimationHandler.Y_DIRECTION);
mAdapter = new AllAppsGridAdapter(mLauncher, mApps, mLauncher, this,
mSpringAnimationHandler);
mApps.setAdapter(mAdapter);
mLayoutManager = mAdapter.getLayoutManager();
mSearchQueryBuilder = new SpannableStringBuilder();
@@ -227,6 +234,10 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
mAppsRecyclerView.setLayoutManager(mLayoutManager);
mAppsRecyclerView.setAdapter(mAdapter);
mAppsRecyclerView.setHasFixedSize(true);
if (FeatureFlags.LAUNCHER3_PHYSICS) {
mAppsRecyclerView.setSpringAnimationHandler(mSpringAnimationHandler);
mAppsRecyclerView.addOnScrollListener(new SpringMotionOnScrollListener());
}
mSearchContainer = findViewById(R.id.search_container);
mSearchUiManager = (SearchUiManager) mSearchContainer;
@@ -404,4 +415,36 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
}
}
}
public SpringAnimationHandler getSpringAnimationHandler() {
return mSpringAnimationHandler;
}
public class SpringMotionOnScrollListener extends RecyclerView.OnScrollListener {
private int mScrollState = RecyclerView.SCROLL_STATE_IDLE;
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
if (mScrollState == RecyclerView.SCROLL_STATE_DRAGGING) {
mSpringAnimationHandler.skipToEnd();
return;
}
int first = mLayoutManager.findFirstVisibleItemPosition();
int last = mLayoutManager.findLastVisibleItemPosition();
// We only show the spring animation when at the top or bottom, so we wait until the
// first or last row is visible to ensure that all animations run in sync.
if (first == 0 || last >= mAdapter.getItemCount() - mAdapter.getNumAppsPerRow()) {
mSpringAnimationHandler.animateToFinalPosition(0);
}
}
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
mScrollState = newState;
}
}
}