From ed3a7b3a7d6288ba20c017b31e15640376fe1b05 Mon Sep 17 00:00:00 2001
From: fxy060608 <fxy060608@gmail.com>
Date: Wed, 8 Apr 2020 11:38:08 +0800
Subject: [PATCH] fix(v3): ensure fontSize (question/91512)

---
 src/platforms/app-plus/view/framework/plugins/data.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/platforms/app-plus/view/framework/plugins/data.js b/src/platforms/app-plus/view/framework/plugins/data.js
index 7ff8fbc62..4ad695c97 100644
--- a/src/platforms/app-plus/view/framework/plugins/data.js
+++ b/src/platforms/app-plus/view/framework/plugins/data.js
@@ -32,7 +32,15 @@ let PageVueComponent
 const handleData = {
   [PAGE_CREATE]: function onPageCreate (data) {
     const [pageId, pagePath, pageOptions] = data
-    document.title = `${pagePath}[${pageId}]`
+    document.title = `${pagePath}[${pageId}]`
+
+    // 页面存在横竖屏切换时，预加载的 webview 的 fontSize 需要再次校正一下
+    const oldFontSize = document.documentElement.style.fontSize
+    const newFontSize = document.documentElement.clientWidth / 20 + 'px'
+    if (oldFontSize !== newFontSize) {
+      document.documentElement.style.fontSize = newFontSize
+    }
+
     // 设置当前页面伪对象，方便其他地方使用 getCurrentPages 获取当前页面 id，route
     setCurrentPage(pageId, pagePath)
     // 通知页面创建，根据当前页面配置信息，初始化部分事件
-- 
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