From f5a1452a2d98243e1a8ca1914af4ecfe6600e5a3 Mon Sep 17 00:00:00 2001
From: octocorvus <loryeam@gmail.com>
Date: Fri, 17 Mar 2023 21:51:19 +0000
Subject: [PATCH] migrate away from deprecated APIs

- renderTextLayer: use textContentSource parameter instead of textContentStream
- renderTextLayer: pass a div for the container argument
---
 app/src/main/assets/viewer.js | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/app/src/main/assets/viewer.js b/app/src/main/assets/viewer.js
index 34fc49d..f21b7c4 100644
--- a/app/src/main/assets/viewer.js
+++ b/app/src/main/assets/viewer.js
@@ -137,10 +137,10 @@ function renderPage(pageNumber, zoom, prerender, prerenderTrigger=0) {
             }
             render();
 
-            const textLayerFrag = document.createDocumentFragment();
+            const newTextLayerDiv = textLayerDiv.cloneNode();
             task = pdfjsLib.renderTextLayer({
-                textContentStream: page.streamTextContent(),
-                container: textLayerFrag,
+                textContentSource: page.streamTextContent(),
+                container: newTextLayerDiv,
                 viewport: viewport
             });
             task.promise.then(function() {
@@ -148,14 +148,12 @@ function renderPage(pageNumber, zoom, prerender, prerenderTrigger=0) {
 
                 render();
 
-                const newTextLayerDiv = textLayerDiv.cloneNode();
                 newTextLayerDiv.style.height = newCanvas.style.height;
                 newTextLayerDiv.style.width = newCanvas.style.width;
                 if (useRender) {
                     textLayerDiv.replaceWith(newTextLayerDiv);
                     textLayerDiv = newTextLayerDiv;
                 }
-                newTextLayerDiv.appendChild(textLayerFrag);
 
                 if (cache.length === maxCached) {
                     cache.shift()