From db19958b825482864644c05769fb9baf0115670e Mon Sep 17 00:00:00 2001
From: Sunny Goyal <sunnygoyal@google.com>
Date: Thu, 4 May 2023 13:45:00 -0700
Subject: [PATCH] Removing unused wallpaper-scrim feature

Bug: 270393604
Test: Presubmit
Flag: N/A
Change-Id: I10df3a96eb26b9871eb1b330ea5b2c0797d0668d
---
 res/values/colors.xml                         |  1 -
 res/xml/dynamic_resources.xml                 |  1 -
 .../launcher3/config/FeatureFlags.java        |  4 ----
 .../launcher3/graphics/SysUiScrim.java        | 21 +------------------
 4 files changed, 1 insertion(+), 26 deletions(-)

diff --git a/res/values/colors.xml b/res/values/colors.xml
index 58a447d3cb..9e734535d1 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -75,7 +75,6 @@
     <color name="text_color_tertiary_dark">#CCFFFFFF</color>
 
     <color name="wallpaper_popup_scrim">?android:attr/colorAccent</color>
-    <color name="wallpaper_scrim_color">#0D878787</color>
 
     <color name="workspace_accent_color_light">#ff8df5e3</color>
     <color name="workspace_accent_color_dark">#ff3d665f</color>
diff --git a/res/xml/dynamic_resources.xml b/res/xml/dynamic_resources.xml
index 3a3e239b50..f7a631bbf0 100644
--- a/res/xml/dynamic_resources.xml
+++ b/res/xml/dynamic_resources.xml
@@ -4,6 +4,5 @@
     <entry id="@color/delete_target_hover_tint" />
     <entry id="@color/delete_target_hover_tint" />
     <entry id="@color/delete_target_hover_tint" />
-    <entry id="@color/wallpaper_scrim_color" />
 
 </DynamicResources>
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index fef66390a4..d7bafabe29 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -372,10 +372,6 @@ public final class FeatureFlags {
             "ENABLE_ENFORCED_ROUNDED_CORNERS", ENABLED,
             "Enforce rounded corners on all App Widgets");
 
-    public static final BooleanFlag ENABLE_WALLPAPER_SCRIM = getDebugFlag(270393604,
-            "ENABLE_WALLPAPER_SCRIM", DISABLED,
-            "Enables scrim over wallpaper for text protection.");
-
     public static final BooleanFlag ENABLE_ICON_LABEL_AUTO_SCALING = getDebugFlag(270393294,
             "ENABLE_ICON_LABEL_AUTO_SCALING", ENABLED,
             "Enables scaling/spacing for icon labels to make more characters visible");
diff --git a/src/com/android/launcher3/graphics/SysUiScrim.java b/src/com/android/launcher3/graphics/SysUiScrim.java
index be995bc164..21ebc989fd 100644
--- a/src/com/android/launcher3/graphics/SysUiScrim.java
+++ b/src/com/android/launcher3/graphics/SysUiScrim.java
@@ -36,13 +36,10 @@ import android.view.View;
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.testing.shared.ResourceUtils;
-import com.android.launcher3.util.DynamicResource;
 import com.android.launcher3.util.ScreenOnTracker;
 import com.android.launcher3.util.ScreenOnTracker.ScreenOnListener;
 import com.android.launcher3.util.Themes;
-import com.android.systemui.plugins.ResourceProvider;
 
 /**
  * View scrim which draws behind hotseat and workspace
@@ -100,10 +97,8 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
     private static final int ALPHA_MASK_BITMAP_DP = 200;
     private static final int ALPHA_MASK_WIDTH_DP = 2;
 
-    private boolean mDrawTopScrim, mDrawBottomScrim, mDrawWallpaperScrim;
+    private boolean mDrawTopScrim, mDrawBottomScrim;
 
-    private final RectF mWallpaperScrimRect = new RectF();
-    private final Paint mWallpaperScrimPaint = new Paint();
     private final RectF mFinalMaskRect = new RectF();
     private final Paint mBottomMaskPaint = new Paint(Paint.FILTER_BITMAP_FLAG);
     private final Bitmap mBottomMask;
@@ -118,7 +113,6 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
 
     private boolean mAnimateScrimOnNextDraw = false;
     private float mSysUiAnimMultiplier = 1;
-    private int mWallpaperScrimMaxAlpha;
 
     public SysUiScrim(View view) {
         mRoot = view;
@@ -135,14 +129,6 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
             mHideSysUiScrim = true;
         }
 
-        mDrawWallpaperScrim = FeatureFlags.ENABLE_WALLPAPER_SCRIM.get()
-                && !Themes.getAttrBoolean(view.getContext(), R.attr.isMainColorDark)
-                && !Themes.getAttrBoolean(view.getContext(), R.attr.isWorkspaceDarkText);
-        ResourceProvider rp = DynamicResource.provider(view.getContext());
-        int wallpaperScrimColor = rp.getColor(R.color.wallpaper_scrim_color);
-        mWallpaperScrimMaxAlpha = Color.alpha(wallpaperScrimColor);
-        mWallpaperScrimPaint.setColor(wallpaperScrimColor);
-
         view.addOnAttachStateChangeListener(this);
     }
 
@@ -167,9 +153,6 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
                 mAnimateScrimOnNextDraw = false;
             }
 
-            if (mDrawWallpaperScrim) {
-                canvas.drawRect(mWallpaperScrimRect, mWallpaperScrimPaint);
-            }
             if (mDrawTopScrim) {
                 mTopScrim.draw(canvas);
             }
@@ -228,7 +211,6 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
             mTopScrim.setBounds(0, 0, w, h);
             mFinalMaskRect.set(0, h - mMaskHeight, w, h);
         }
-        mWallpaperScrimRect.set(0, 0, w, h);
     }
 
     private void setSysUiProgress(float progress) {
@@ -251,7 +233,6 @@ public class SysUiScrim implements View.OnAttachStateChangeListener {
         if (mTopScrim != null) {
             mTopScrim.setAlpha(Math.round(255 * factor));
         }
-        mWallpaperScrimPaint.setAlpha(Math.round(mWallpaperScrimMaxAlpha * factor));
     }
 
     private Bitmap createDitheredAlphaMask() {