add feature flag for line height gating

Differential Revision: D62421775

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlags.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<6cc52570dd571ddc792a0fd842c05dd9>>
+ * @generated SignedSource<<312da6e350ea6b96180156a341810654>>
  */
 
 /**
@@ -64,6 +64,12 @@ public object ReactNativeFeatureFlags {
   @JvmStatic
   public fun enableAlignItemsBaselineOnFabricIOS(): Boolean = accessor.enableAlignItemsBaselineOnFabricIOS()
 
+  /**
+   * When enabled, custom line height calculation will be centered from top to bottom.
+   */
+  @JvmStatic
+  public fun enableAndroidLineHeightCentering(): Boolean = accessor.enableAndroidLineHeightCentering()
+
   /**
    * Enables mix-blend-mode prop on Android.
    */

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsCxxAccessor.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<eca842a1b1c823b72136c625b3bfd16e>>
+ * @generated SignedSource<<a397b9b648fab0e8b1f9d8a9dba04ab4>>
  */
 
 /**
@@ -26,6 +26,7 @@ public class ReactNativeFeatureFlagsCxxAccessor : ReactNativeFeatureFlagsAccesso
   private var completeReactInstanceCreationOnBgThreadOnAndroidCache: Boolean? = null
   private var destroyFabricSurfacesInReactInstanceManagerCache: Boolean? = null
   private var enableAlignItemsBaselineOnFabricIOSCache: Boolean? = null
+  private var enableAndroidLineHeightCenteringCache: Boolean? = null
   private var enableAndroidMixBlendModePropCache: Boolean? = null
   private var enableBackgroundStyleApplicatorCache: Boolean? = null
   private var enableCleanTextInputYogaNodeCache: Boolean? = null
@@ -123,6 +124,15 @@ public class ReactNativeFeatureFlagsCxxAccessor : ReactNativeFeatureFlagsAccesso
     return cached
   }
 
+  override fun enableAndroidLineHeightCentering(): Boolean {
+    var cached = enableAndroidLineHeightCenteringCache
+    if (cached == null) {
+      cached = ReactNativeFeatureFlagsCxxInterop.enableAndroidLineHeightCentering()
+      enableAndroidLineHeightCenteringCache = cached
+    }
+    return cached
+  }
+
   override fun enableAndroidMixBlendModeProp(): Boolean {
     var cached = enableAndroidMixBlendModePropCache
     if (cached == null) {

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsCxxInterop.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<ad54375c4ae3be2f377260887ae5aaf9>>
+ * @generated SignedSource<<ba7f0d3c03fef86fb12e4d9842dcb241>>
  */
 
 /**
@@ -40,6 +40,8 @@ public object ReactNativeFeatureFlagsCxxInterop {
 
   @DoNotStrip @JvmStatic public external fun enableAlignItemsBaselineOnFabricIOS(): Boolean
 
+  @DoNotStrip @JvmStatic public external fun enableAndroidLineHeightCentering(): Boolean
+
   @DoNotStrip @JvmStatic public external fun enableAndroidMixBlendModeProp(): Boolean
 
   @DoNotStrip @JvmStatic public external fun enableBackgroundStyleApplicator(): Boolean

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsDefaults.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<2a0cd5a4875a54bb724e5765ffe7753e>>
+ * @generated SignedSource<<fa8245a05ab1f508318e1d18938f9dab>>
  */
 
 /**
@@ -35,6 +35,8 @@ public open class ReactNativeFeatureFlagsDefaults : ReactNativeFeatureFlagsProvi
 
   override fun enableAlignItemsBaselineOnFabricIOS(): Boolean = true
 
+  override fun enableAndroidLineHeightCentering(): Boolean = false
+
   override fun enableAndroidMixBlendModeProp(): Boolean = false
 
   override fun enableBackgroundStyleApplicator(): Boolean = true

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsLocalAccessor.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<d02af2a8ef015c57d45aba8280539606>>
+ * @generated SignedSource<<069787b84036b763c47d128e66ddd1ab>>
  */
 
 /**
@@ -30,6 +30,7 @@ public class ReactNativeFeatureFlagsLocalAccessor : ReactNativeFeatureFlagsAcces
   private var completeReactInstanceCreationOnBgThreadOnAndroidCache: Boolean? = null
   private var destroyFabricSurfacesInReactInstanceManagerCache: Boolean? = null
   private var enableAlignItemsBaselineOnFabricIOSCache: Boolean? = null
+  private var enableAndroidLineHeightCenteringCache: Boolean? = null
   private var enableAndroidMixBlendModePropCache: Boolean? = null
   private var enableBackgroundStyleApplicatorCache: Boolean? = null
   private var enableCleanTextInputYogaNodeCache: Boolean? = null
@@ -133,6 +134,16 @@ public class ReactNativeFeatureFlagsLocalAccessor : ReactNativeFeatureFlagsAcces
     return cached
   }
 
+  override fun enableAndroidLineHeightCentering(): Boolean {
+    var cached = enableAndroidLineHeightCenteringCache
+    if (cached == null) {
+      cached = currentProvider.enableAndroidLineHeightCentering()
+      accessedFeatureFlags.add("enableAndroidLineHeightCentering")
+      enableAndroidLineHeightCenteringCache = cached
+    }
+    return cached
+  }
+
   override fun enableAndroidMixBlendModeProp(): Boolean {
     var cached = enableAndroidMixBlendModePropCache
     if (cached == null) {

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/featureflags/ReactNativeFeatureFlagsProvider.kt

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<92b1214e3a526d7c67dcc7b0c2a131de>>
+ * @generated SignedSource<<978d9e8d1129951f3c5750f95e2ff5d2>>
  */
 
 /**
@@ -35,6 +35,8 @@ public interface ReactNativeFeatureFlagsProvider {
 
   @DoNotStrip public fun enableAlignItemsBaselineOnFabricIOS(): Boolean
 
+  @DoNotStrip public fun enableAndroidLineHeightCentering(): Boolean
+
   @DoNotStrip public fun enableAndroidMixBlendModeProp(): Boolean
 
   @DoNotStrip public fun enableBackgroundStyleApplicator(): Boolean

packages/react-native/ReactAndroid/src/main/jni/react/featureflags/JReactNativeFeatureFlagsCxxInterop.cpp

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<c23b21fca18699470580e54b99de1126>>
+ * @generated SignedSource<<63ef974f6ed666553bc0be593730a08e>>
  */
 
 /**
@@ -75,6 +75,12 @@ class ReactNativeFeatureFlagsProviderHolder
     return method(javaProvider_);
   }
 
+  bool enableAndroidLineHeightCentering() override {
+    static const auto method =
+        getReactNativeFeatureFlagsProviderJavaClass()->getMethod<jboolean()>("enableAndroidLineHeightCentering");
+    return method(javaProvider_);
+  }
+
   bool enableAndroidMixBlendModeProp() override {
     static const auto method =
         getReactNativeFeatureFlagsProviderJavaClass()->getMethod<jboolean()>("enableAndroidMixBlendModeProp");
@@ -361,6 +367,11 @@ bool JReactNativeFeatureFlagsCxxInterop::enableAlignItemsBaselineOnFabricIOS(
   return ReactNativeFeatureFlags::enableAlignItemsBaselineOnFabricIOS();
 }
 
+bool JReactNativeFeatureFlagsCxxInterop::enableAndroidLineHeightCentering(
+    facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop> /*unused*/) {
+  return ReactNativeFeatureFlags::enableAndroidLineHeightCentering();
+}
+
 bool JReactNativeFeatureFlagsCxxInterop::enableAndroidMixBlendModeProp(
     facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop> /*unused*/) {
   return ReactNativeFeatureFlags::enableAndroidMixBlendModeProp();
@@ -606,6 +617,9 @@ void JReactNativeFeatureFlagsCxxInterop::registerNatives() {
       makeNativeMethod(
         "enableAlignItemsBaselineOnFabricIOS",
         JReactNativeFeatureFlagsCxxInterop::enableAlignItemsBaselineOnFabricIOS),
+      makeNativeMethod(
+        "enableAndroidLineHeightCentering",
+        JReactNativeFeatureFlagsCxxInterop::enableAndroidLineHeightCentering),
       makeNativeMethod(
         "enableAndroidMixBlendModeProp",
         JReactNativeFeatureFlagsCxxInterop::enableAndroidMixBlendModeProp),

packages/react-native/ReactAndroid/src/main/jni/react/featureflags/JReactNativeFeatureFlagsCxxInterop.h

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<89d0da3b2bb56a4ee3c887e6c57491b2>>
+ * @generated SignedSource<<d39aa0038255aedc5613fc2e44b9ad88>>
  */
 
 /**
@@ -48,6 +48,9 @@ class JReactNativeFeatureFlagsCxxInterop
   static bool enableAlignItemsBaselineOnFabricIOS(
     facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop>);
 
+  static bool enableAndroidLineHeightCentering(
+    facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop>);
+
   static bool enableAndroidMixBlendModeProp(
     facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop>);
 

packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlags.cpp

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<6139aa47aac3e5682a453a416bc10236>>
+ * @generated SignedSource<<7c97c370b2f453691c153fb370bea149>>
  */
 
 /**
@@ -45,6 +45,10 @@ bool ReactNativeFeatureFlags::enableAlignItemsBaselineOnFabricIOS() {
   return getAccessor().enableAlignItemsBaselineOnFabricIOS();
 }
 
+bool ReactNativeFeatureFlags::enableAndroidLineHeightCentering() {
+  return getAccessor().enableAndroidLineHeightCentering();
+}
+
 bool ReactNativeFeatureFlags::enableAndroidMixBlendModeProp() {
   return getAccessor().enableAndroidMixBlendModeProp();
 }

packages/react-native/ReactCommon/react/featureflags/ReactNativeFeatureFlags.h

@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<c8266eb27ec23aaa856fa95275503a81>>
+ * @generated SignedSource<<c3f43e92b0710e4a68bb76d874b3058d>>
  */
 
 /**
@@ -67,6 +67,11 @@ class ReactNativeFeatureFlags {
    */
   RN_EXPORT static bool enableAlignItemsBaselineOnFabricIOS();
 
+  /**
+   * When enabled, custom line height calculation will be centered from top to bottom.
+   */
+  RN_EXPORT static bool enableAndroidLineHeightCentering();
+
   /**
    * Enables mix-blend-mode prop on Android.
    */