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      1 package com.android.systemui.qs;
      2 
      3 import static com.android.systemui.Prefs.Key.QS_TILE_SPECS_REVEALED;
      4 
      5 import android.content.Context;
      6 import android.os.Handler;
      7 import android.util.ArraySet;
      8 
      9 import com.android.systemui.Prefs;
     10 import com.android.systemui.plugins.qs.QSTile;
     11 
     12 import java.util.Collection;
     13 import java.util.Collections;
     14 import java.util.Set;
     15 
     16 public class QSTileRevealController {
     17     private static final long QS_REVEAL_TILES_DELAY = 500L;
     18 
     19     private final Context mContext;
     20     private final QSPanel mQSPanel;
     21     private final PagedTileLayout mPagedTileLayout;
     22     private final ArraySet<String> mTilesToReveal = new ArraySet<>();
     23     private final Handler mHandler = new Handler();
     24 
     25     private final Runnable mRevealQsTiles = new Runnable() {
     26         @Override
     27         public void run() {
     28             mPagedTileLayout.startTileReveal(mTilesToReveal, () -> {
     29                 if (mQSPanel.isExpanded()) {
     30                     addTileSpecsToRevealed(mTilesToReveal);
     31                     mTilesToReveal.clear();
     32                 }
     33             });
     34         }
     35     };
     36 
     37     QSTileRevealController(Context context, QSPanel qsPanel, PagedTileLayout pagedTileLayout) {
     38         mContext = context;
     39         mQSPanel = qsPanel;
     40         mPagedTileLayout = pagedTileLayout;
     41     }
     42 
     43     public void setExpansion(float expansion) {
     44         if (expansion == 1f) {
     45             mHandler.postDelayed(mRevealQsTiles, QS_REVEAL_TILES_DELAY);
     46         } else {
     47             mHandler.removeCallbacks(mRevealQsTiles);
     48         }
     49     }
     50 
     51     public void updateRevealedTiles(Collection<QSTile> tiles) {
     52         ArraySet<String> tileSpecs = new ArraySet<>();
     53         for (QSTile tile : tiles) {
     54             tileSpecs.add(tile.getTileSpec());
     55         }
     56 
     57         final Set<String> revealedTiles = Prefs.getStringSet(
     58                 mContext, QS_TILE_SPECS_REVEALED, Collections.EMPTY_SET);
     59         if (revealedTiles.isEmpty() || mQSPanel.isShowingCustomize()) {
     60             // Do not reveal QS tiles the user has upon first load or those that they directly
     61             // added through customization.
     62             addTileSpecsToRevealed(tileSpecs);
     63         } else {
     64             // Animate all tiles that the user has not directly added themselves.
     65             tileSpecs.removeAll(revealedTiles);
     66             mTilesToReveal.addAll(tileSpecs);
     67         }
     68     }
     69 
     70     private void addTileSpecsToRevealed(ArraySet<String> specs) {
     71         final ArraySet<String> revealedTiles = new ArraySet<>(
     72                 Prefs.getStringSet(mContext, QS_TILE_SPECS_REVEALED, Collections.EMPTY_SET));
     73         revealedTiles.addAll(specs);
     74         Prefs.putStringSet(mContext, QS_TILE_SPECS_REVEALED, revealedTiles);
     75     }
     76 }
     77