HierarchicTextAttributeProvider: Delegate most properties to the node itself

Author: cubuspl42

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/views/text/BasicTextAttributeProvider.kt

@@ -0,0 +1,41 @@
+package com.facebook.react.internal.views.text
+
+import com.facebook.react.uimanager.ReactAccessibilityDelegate
+
+/**
+ * Interface for an entity providing basic text attributes of a text node/fragment. "Basic" means
+ * that they can be provided trivially, without processing the parent element.
+ */
+interface BasicTextAttributeProvider {
+  val role: ReactAccessibilityDelegate.Role?
+
+  val accessibilityRole: ReactAccessibilityDelegate.AccessibilityRole?
+
+  val isBackgroundColorSet: Boolean
+
+  val backgroundColor: Int
+
+  val isColorSet: Boolean
+
+  val color: Int
+
+  val fontStyle: Int
+
+  val fontWeight: Int
+
+  val fontFamily: String?
+
+  val fontFeatureSettings: String?
+
+  val isUnderlineTextDecorationSet: Boolean
+
+  val isLineThroughTextDecorationSet: Boolean
+
+  val textShadowOffsetDx: Float
+
+  val textShadowOffsetDy: Float
+
+  val textShadowRadius: Float
+
+  val textShadowColor: Int
+}

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/views/text/EffectiveTextAttributeProvider.kt

@@ -1,14 +1,12 @@
 package com.facebook.react.internal.views.text
 
 import com.facebook.react.common.assets.ReactFontManager
-import com.facebook.react.uimanager.ReactAccessibilityDelegate
-import com.facebook.react.uimanager.ReactAccessibilityDelegate.Role
 import com.facebook.react.views.text.TextTransform
 
 /**
  * Interface for an entity providing effective text attributes of a text node/fragment
  */
-interface EffectiveTextAttributeProvider {
+interface EffectiveTextAttributeProvider : BasicTextAttributeProvider {
   companion object {
     const val UNSET = ReactFontManager.TypefaceStyle.UNSET
   }
@@ -22,37 +20,5 @@ interface EffectiveTextAttributeProvider {
    */
   val effectiveFontSize: Int
 
-  val role: Role?
-
-  val accessibilityRole: ReactAccessibilityDelegate.AccessibilityRole?
-
-  val isBackgroundColorSet: Boolean
-
-  val backgroundColor: Int
-
-  val isColorSet: Boolean
-
-  val color: Int
-
-  val fontStyle: Int
-
-  val fontWeight: Int
-
-  val fontFamily: String?
-
-  val fontFeatureSettings: String?
-
-  val isUnderlineTextDecorationSet: Boolean
-
-  val isLineThroughTextDecorationSet: Boolean
-
-  val textShadowOffsetDx: Float
-
-  val textShadowOffsetDy: Float
-
-  val textShadowRadius: Float
-
-  val textShadowColor: Int
-
   val effectiveLineHeight: Float
 }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/internal/views/text/HierarchicTextAttributeProvider.kt

@@ -1,6 +1,5 @@
 package com.facebook.react.internal.views.text
 
-import com.facebook.react.uimanager.ReactAccessibilityDelegate
 import com.facebook.react.views.text.ReactBaseTextShadowNode
 import com.facebook.react.views.text.TextAttributes
 import com.facebook.react.views.text.TextTransform
@@ -13,58 +12,10 @@ class HierarchicTextAttributeProvider(
   private val textShadowNode: ReactBaseTextShadowNode,
   private val parentTextAttributes: TextAttributes?,
   private val textAttributes: TextAttributes
-) : EffectiveTextAttributeProvider {
+) : EffectiveTextAttributeProvider, BasicTextAttributeProvider by textShadowNode {
   override val textTransform: TextTransform
     get() = textAttributes.textTransform
 
-  override val role: ReactAccessibilityDelegate.Role?
-    get() = textShadowNode.role
-
-  override val accessibilityRole: ReactAccessibilityDelegate.AccessibilityRole?
-    get() = textShadowNode.accessibilityRole
-
-  override val isBackgroundColorSet: Boolean
-    get() = textShadowNode.isBackgroundColorSet
-
-  override val backgroundColor: Int
-    get() = textShadowNode.backgroundColor
-
-  override val isColorSet: Boolean
-    get() = textShadowNode.isColorSet
-
-  override val color: Int
-    get() = textShadowNode.color
-
-  override val fontStyle: Int
-    get() = textShadowNode.fontStyle
-
-  override val fontWeight: Int
-    get() = textShadowNode.fontWeight
-
-  override val fontFamily: String
-    get() = textShadowNode.fontFamily
-
-  override val fontFeatureSettings: String
-    get() = textShadowNode.fontFeatureSettings
-
-  override val isUnderlineTextDecorationSet: Boolean
-    get() = textShadowNode.isUnderlineTextDecorationSet
-
-  override val isLineThroughTextDecorationSet: Boolean
-    get() = textShadowNode.isLineThroughTextDecorationSet
-
-  override val textShadowOffsetDx: Float
-    get() = textShadowNode.textShadowOffsetDx
-
-  override val textShadowOffsetDy: Float
-    get() = textShadowNode.textShadowOffsetDy
-
-  override val textShadowRadius: Float
-    get() = textShadowNode.textShadowRadius
-
-  override val textShadowColor: Int
-    get() = textShadowNode.textShadowColor
-
   override val effectiveLetterSpacing: Float
     get() {
       val letterSpacing = textAttributes.effectiveLetterSpacing

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/text/ReactBaseTextShadowNode.java

@@ -22,6 +22,7 @@
 import com.facebook.react.bridge.ReadableMap;
 import com.facebook.react.common.ReactConstants;
 import com.facebook.react.common.assets.ReactFontManager;
+import com.facebook.react.internal.views.text.BasicTextAttributeProvider;
 import com.facebook.react.internal.views.text.HierarchicTextAttributeProvider;
 import com.facebook.react.internal.views.text.TextLayoutUtils;
 import com.facebook.react.uimanager.IllegalViewOperationException;
@@ -51,7 +52,7 @@
  * <p>This also node calculates {@link Spannable} object based on subnodes of the same type, which
  * can be used in concrete classes to feed native views and compute layout.
  */
-public abstract class ReactBaseTextShadowNode extends LayoutShadowNode {
+public abstract class ReactBaseTextShadowNode extends LayoutShadowNode implements BasicTextAttributeProvider {
 
   private static final TextLayoutUtils textLayoutUtils = TextLayoutUtils.INSTANCE;
 
@@ -391,6 +392,7 @@ public void setFontSize(float fontSize) {
     markUpdated();
   }
 
+  @Override
   public int getColor() {
     return mColor;
   }
@@ -404,10 +406,12 @@ public void setColor(@Nullable Integer color) {
     markUpdated();
   }
 
+  @Override
   public boolean isColorSet() {
     return mIsColorSet;
   }
 
+  @Override
   public int getBackgroundColor() {
     return mBackgroundColor;
   }
@@ -427,10 +431,12 @@ public void setBackgroundColor(@Nullable Integer color) {
     }
   }
 
+  @Override
   public boolean isBackgroundColorSet() {
     return mIsBackgroundColorSet;
   }
 
+  @Override
   public @Nullable AccessibilityRole getAccessibilityRole() {
     return mAccessibilityRole;
   }
@@ -443,6 +449,7 @@ public void setAccessibilityRole(@Nullable String accessibilityRole) {
     }
   }
 
+  @Override
   public @Nullable Role getRole() {
     return mRole;
   }
@@ -455,6 +462,7 @@ public void setRole(@Nullable String role) {
     }
   }
 
+  @Override
   public String getFontFamily() {
     return mFontFamily;
   }
@@ -465,6 +473,7 @@ public void setFontFamily(@Nullable String fontFamily) {
     markUpdated();
   }
 
+  @Override
   public int getFontWeight() {
     return mFontWeight;
   }
@@ -488,10 +497,12 @@ public void setFontVariant(@Nullable ReadableArray fontVariantArray) {
     }
   }
 
+  @Override
   public String getFontFeatureSettings() {
     return mFontFeatureSettings;
   }
 
+  @Override
   public int getFontStyle() {
     return mFontStyle;
   }
@@ -526,10 +537,12 @@ public void setTextDecorationLine(@Nullable String textDecorationLineString) {
     markUpdated();
   }
 
+  @Override
   public boolean isUnderlineTextDecorationSet() {
     return mIsUnderlineTextDecorationSet;
   }
 
+  @Override
   public boolean isLineThroughTextDecorationSet() {
     return mIsLineThroughTextDecorationSet;
   }
@@ -571,14 +584,17 @@ public void setTextShadowOffset(ReadableMap offsetMap) {
     markUpdated();
   }
 
+  @Override
   public float getTextShadowOffsetDx() {
     return mTextShadowOffsetDx;
   }
 
+  @Override
   public float getTextShadowOffsetDy() {
     return mTextShadowOffsetDy;
   }
 
+  @Override
   public float getTextShadowRadius() {
     return mTextShadowRadius;
   }
@@ -591,6 +607,7 @@ public void setTextShadowRadius(float textShadowRadius) {
     }
   }
 
+  @Override
   public int getTextShadowColor() {
     return mTextShadowColor;
   }