From c7dcbd2b726b54293dbaa0c08defae13b7f8088e Mon Sep 17 00:00:00 2001
From: X Code <singerdmx@gmail.com>
Date: Thu, 6 Jan 2022 09:32:08 -0800
Subject: [PATCH] Update RenderContentProxyBox double get preferredLineHeight

---
 lib/src/widgets/box.dart       | 10 +++++++++-
 lib/src/widgets/proxy.dart     |  8 ++------
 lib/src/widgets/text_line.dart |  2 +-
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/lib/src/widgets/box.dart b/lib/src/widgets/box.dart
index b754b5c2..ad188c90 100644
--- a/lib/src/widgets/box.dart
+++ b/lib/src/widgets/box.dart
@@ -2,8 +2,16 @@ import 'package:flutter/rendering.dart';
 
 import '../models/documents/nodes/container.dart';
 
+/// A common interface to render boxes which represent a piece of rich text
+/// content.
+///
+/// See also:
+///   * [RenderParagraphProxy] implementation of this interface which wraps
+///     built-in [RenderParagraph]
+///   * [RenderEmbedProxy] implementation of this interface which wraps
+///     an arbitrary render box representing an embeddable object.
 abstract class RenderContentProxyBox implements RenderBox {
-  double getPreferredLineHeight();
+  double get preferredLineHeight;
 
   Offset getOffsetForCaret(TextPosition position, Rect? caretPrototype);
 
diff --git a/lib/src/widgets/proxy.dart b/lib/src/widgets/proxy.dart
index b9f683e1..0e05fb2e 100644
--- a/lib/src/widgets/proxy.dart
+++ b/lib/src/widgets/proxy.dart
@@ -123,9 +123,7 @@ class RenderEmbedProxy extends RenderProxyBox implements RenderContentProxyBox {
       const TextRange(start: 0, end: 1);
 
   @override
-  double getPreferredLineHeight() {
-    return size.height;
-  }
+  double get preferredLineHeight => size.height;
 }
 
 class RichTextProxy extends SingleChildRenderObjectWidget {
@@ -274,9 +272,7 @@ class RenderParagraphProxy extends RenderProxyBox
   RenderParagraph? get child => super.child as RenderParagraph?;
 
   @override
-  double getPreferredLineHeight() {
-    return _prototypePainter.preferredLineHeight;
-  }
+  double get preferredLineHeight => _prototypePainter.preferredLineHeight;
 
   @override
   Offset getOffsetForCaret(TextPosition position, Rect? caretPrototype) =>
diff --git a/lib/src/widgets/text_line.dart b/lib/src/widgets/text_line.dart
index db0fc973..f5138a7c 100644
--- a/lib/src/widgets/text_line.dart
+++ b/lib/src/widgets/text_line.dart
@@ -835,7 +835,7 @@ class RenderEditableTextLine extends RenderEditableBox {
 
   @override
   double preferredLineHeight(TextPosition position) {
-    return _body!.getPreferredLineHeight();
+    return _body!.preferredLineHeight;
   }
 
   @override