From 45dfad8640a81c325c47e422ba41109816c64809 Mon Sep 17 00:00:00 2001
From: Jonas Jenwald <jonas.jenwald@gmail.com>
Date: Mon, 19 Aug 2019 11:02:56 +0200
Subject: [PATCH] [TextLayer] Only cache the current `textDiv` style when
 `enhanceTextSelection` is enabled

This will help save a little bit of memory, by not storing one unused string for each `textDiv` in regular text-selection mode.
---
 src/display/text_layer.js | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/display/text_layer.js b/src/display/text_layer.js
index d0d58379d..0049b4c6e 100644
--- a/src/display/text_layer.js
+++ b/src/display/text_layer.js
@@ -90,8 +90,7 @@ var renderTextLayer = (function renderTextLayerClosure() {
       fontAscent = (1 + style.descent) * fontAscent;
     }
 
-    var left;
-    var top;
+    let left, top;
     if (angle === 0) {
       left = tx[4];
       top = tx[5] - fontAscent;
@@ -103,8 +102,12 @@ var renderTextLayer = (function renderTextLayerClosure() {
     styleBuf[3] = top;
     styleBuf[5] = fontHeight;
     styleBuf[7] = style.fontFamily;
-    textDivProperties.style = styleBuf.join('');
-    textDiv.setAttribute('style', textDivProperties.style);
+    const styleStr = styleBuf.join('');
+
+    if (task._enhanceTextSelection) {
+      textDivProperties.style = styleStr;
+    }
+    textDiv.setAttribute('style', styleStr);
 
     textDiv.textContent = geom.str;
     // `fontName` is only used by the FontInspector, and we only use `dataset`