From 36febb8b7e4a7de9a4dd0c4325b740f0b3863ba9 Mon Sep 17 00:00:00 2001
From: Mike Judge <mikelovesrobots@gmail.com>
Date: Fri, 15 Feb 2019 15:27:19 -0800
Subject: [PATCH 1/3] Disable font scaling for the back button as a prequel to
 making it configurable

---
 src/views/Header/HeaderBackButton.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/views/Header/HeaderBackButton.js b/src/views/Header/HeaderBackButton.js
index 1e6ac64..8272369 100644
--- a/src/views/Header/HeaderBackButton.js
+++ b/src/views/Header/HeaderBackButton.js
@@ -92,6 +92,7 @@ class HeaderBackButton extends React.PureComponent {
         onLayout={this._onTextLayout}
         style={[styles.title, !!tintColor && { color: tintColor }, titleStyle]}
         numberOfLines={1}
+        allowFontScaling={false}
       >
         {this._getTitleText()}
       </Text>

From c1f1dff465e9eebe274a08e274cf10570045fa23 Mon Sep 17 00:00:00 2001
From: Mike Judge <mikelovesrobots@gmail.com>
Date: Fri, 15 Feb 2019 15:40:06 -0800
Subject: [PATCH 2/3] Add support for HeaderBackAllowFontScaling

---
 src/views/Header/Header.js           | 1 +
 src/views/Header/HeaderBackButton.js | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/views/Header/Header.js b/src/views/Header/Header.js
index dd086e5..9b1912f 100644
--- a/src/views/Header/Header.js
+++ b/src/views/Header/Header.js
@@ -214,6 +214,7 @@ class Header extends React.PureComponent {
         title={backButtonTitle}
         truncatedTitle={truncatedBackButtonTitle}
         backTitleVisible={this.props.backTitleVisible}
+        allowFontScaling={options.headerBackAllowFontScaling}
         titleStyle={options.headerBackTitleStyle}
         layoutPreset={this.props.layoutPreset}
         width={width}
diff --git a/src/views/Header/HeaderBackButton.js b/src/views/Header/HeaderBackButton.js
index 8272369..505a726 100644
--- a/src/views/Header/HeaderBackButton.js
+++ b/src/views/Header/HeaderBackButton.js
@@ -79,7 +79,7 @@ class HeaderBackButton extends React.PureComponent {
   };
 
   _maybeRenderTitle() {
-    const { backTitleVisible, titleStyle, tintColor } = this.props;
+    const { allowFontScaling, backTitleVisible, titleStyle, tintColor } = this.props;
     let backTitleText = this._getTitleText();
 
     if (!backTitleVisible || backTitleText === null) {
@@ -92,7 +92,7 @@ class HeaderBackButton extends React.PureComponent {
         onLayout={this._onTextLayout}
         style={[styles.title, !!tintColor && { color: tintColor }, titleStyle]}
         numberOfLines={1}
-        allowFontScaling={false}
+        allowFontScaling={allowFontScaling}
       >
         {this._getTitleText()}
       </Text>

From 5531b987329502ca94101adf558212d5ca6c9bf0 Mon Sep 17 00:00:00 2001
From: Brent Vatne <brentvatne@gmail.com>
Date: Wed, 20 Feb 2019 12:46:45 -0800
Subject: [PATCH 3/3] Update HeaderBackButton.js

---
 src/views/Header/HeaderBackButton.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/views/Header/HeaderBackButton.js b/src/views/Header/HeaderBackButton.js
index 505a726..96d58bb 100644
--- a/src/views/Header/HeaderBackButton.js
+++ b/src/views/Header/HeaderBackButton.js
@@ -92,7 +92,7 @@ class HeaderBackButton extends React.PureComponent {
         onLayout={this._onTextLayout}
         style={[styles.title, !!tintColor && { color: tintColor }, titleStyle]}
         numberOfLines={1}
-        allowFontScaling={allowFontScaling}
+        allowFontScaling={!!allowFontScaling}
       >
         {this._getTitleText()}
       </Text>