Make smartspace shadow consistent with workspace icons

lawnchair/res/layout/smartspace_text_template.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.android.launcher3.views.DoubleShadowBubbleTextView xmlns:android="http://schemas.android.com/apk/res/android"
+    style="@style/SmartspaceTextHeadline"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content" />

lawnchair/res/values/dimens.xml

@@ -21,17 +21,14 @@
     <dimen name="dynamic_grid_hotseat_bottom_padding">62dp</dimen>
     <dimen name="dynamic_grid_hotseat_bottom_non_tall_padding">15dp</dimen>
     <dimen name="dynamic_grid_hotseat_extra_vertical_size">24dp</dimen>
-
     <dimen name="noqsb_hotseat_top_padding">8dp</dimen>
     <dimen name="noqsb_hotseat_bottom_padding">2dp</dimen>
     <dimen name="noqsb_hotseat_bottom_non_tall_padding">0dp</dimen>
     <dimen name="noqsb_hotseat_extra_vertical_size">34dp</dimen>
 
-    <dimen name="search_widget_top_shift">16dp</dimen>
-    <dimen name="search_widget_hotseat_height">56dp</dimen>
-
     <dimen name="lawnchair_dialog_corner_radius">24dp</dimen>
 
+    <!-- qsb -->
     <dimen name="all_apps_search_bar_bottom_padding">36dp</dimen>
     <dimen name="all_apps_search_vertical_offset">30dp</dimen>
     <dimen name="qsb_g_icon_marginStart">16dp</dimen>
@@ -41,7 +38,10 @@
     <dimen name="qsb_shadow_margin">6dp</dimen>
     <dimen name="qsb_widget_height">64dp</dimen>
     <dimen name="qsb_icon_width">56dp</dimen>
+    <dimen name="search_widget_top_shift">16dp</dimen>
+    <dimen name="search_widget_hotseat_height">56dp</dimen>
 
+    <!-- search -->
     <dimen name="search_box_container_height">60dp</dimen>
     <dimen name="search_box_height">52dp</dimen>
     <dimen name="search_decoration_padding">1dp</dimen>
@@ -53,4 +53,10 @@
     <dimen name="search_result_padding">16dp</dimen>
     <dimen name="search_result_radius">4dp</dimen>
     <dimen name="search_result_row_height">88dp</dimen>
+
+    <!-- smartspace -->
+    <dimen name="smartspaceAmbientShadowBlur">1.5dp</dimen>
+    <dimen name="smartspaceKeyShadowBlur">2dp</dimen>
+    <dimen name="smartspaceKeyShadowOffset">0.5dp</dimen>
+    <dimen name="smartspaceLetterSpacing">0.02</dimen>
 </resources>

lawnchair/res/values/styles.xml

@@ -166,4 +166,15 @@
     <style name="TextAppearance.Lawnchair" parent="@android:style/TextAppearance.Material">
         <item name="customFontType">@id/font_body</item>
     </style>
+
+    <style name="SmartspaceTextHeadline">
+        <item name="android:textColor">?attr/workspaceTextColor</item>
+        <item name="android:letterSpacing">@dimen/smartspaceLetterSpacing</item>
+        <item name="ambientShadowBlur">@dimen/smartspaceAmbientShadowBlur</item>
+        <item name="ambientShadowColor">?attr/workspaceAmbientShadowColor</item>
+        <item name="keyShadowBlur">@dimen/smartspaceKeyShadowBlur</item>
+        <item name="keyShadowColor">?attr/workspaceKeyShadowColor</item>
+        <item name="keyShadowOffsetX">@dimen/smartspaceKeyShadowOffset</item>
+        <item name="keyShadowOffsetY">@dimen/smartspaceKeyShadowOffset</item>
+    </style>
 </resources>

lawnchair/src/app/lawnchair/nexuslauncher/ThemedSmartSpaceHostView.kt

@@ -4,6 +4,7 @@ import android.content.Context
 import android.graphics.Bitmap
 import android.graphics.Canvas
 import android.graphics.drawable.BitmapDrawable
+import android.view.LayoutInflater
 import android.widget.ImageView
 import android.widget.RemoteViews
 import android.widget.TextView
@@ -13,6 +14,7 @@ import com.android.launcher3.R
 import com.android.launcher3.ResourceUtils
 import com.android.launcher3.icons.ShadowGenerator
 import com.android.launcher3.util.Themes
+import com.android.launcher3.views.DoubleShadowBubbleTextView
 
 class ThemedSmartSpaceHostView(context: Context) : SmartSpaceHostView(context) {
 
@@ -20,6 +22,9 @@ class ThemedSmartSpaceHostView(context: Context) : SmartSpaceHostView(context) {
     private val workspaceTextColor = Themes.getAttrColor(context, R.attr.workspaceTextColor)
     private val shadowGenerator = ShadowGenerator(ResourceUtils.pxFromDp(48f, resources.displayMetrics))
 
+    private val templateTextView = LayoutInflater.from(context)
+        .inflate(R.layout.smartspace_text_template, this, false) as DoubleShadowBubbleTextView
+
     override fun updateAppWidget(remoteViews: RemoteViews?) {
         super.updateAppWidget(remoteViews)
         val images = mutableListOf<ImageView>()
@@ -41,6 +46,14 @@ class ThemedSmartSpaceHostView(context: Context) : SmartSpaceHostView(context) {
     private fun overrideTextView(tv: TextView) {
         if (isWorkspaceDarkText) {
             tv.paint.clearShadowLayer()
+        } else {
+            val shadowInfo = templateTextView.shadowInfo
+            tv.paint.setShadowLayer(
+                shadowInfo.ambientShadowBlur,
+                shadowInfo.keyShadowOffsetX,
+                shadowInfo.keyShadowOffsetY,
+                shadowInfo.ambientShadowColor
+            )
         }
         tv.setTextColor(workspaceTextColor)
         FontManager.INSTANCE.get(context).setCustomFont(tv, R.id.font_heading)

src/com/android/launcher3/views/DoubleShadowBubbleTextView.java

@@ -133,4 +133,8 @@ public class DoubleShadowBubbleTextView extends BubbleTextView {
         return setColorAlphaBound(shadowColor,
                 Math.round(Color.alpha(shadowColor) * textAlpha / 255f));
     }
+
+    public ShadowInfo getShadowInfo() {
+        return mShadowInfo;
+    }
 }