From e790ed9c187c4aa7144801b9f0b52af6dc6bfaa4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=BF=BD=E9=80=90=E8=80=85?=
 <48118178+RedFlagRF@users.noreply.github.com>
Date: Thu, 24 Aug 2023 12:13:58 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8DPDF=E7=BB=84=E4=BB=B6?=
 =?UTF-8?q?=E5=9C=A8PDF=E9=A1=B5=E9=9D=A2=E8=B6=85=E8=BF=87=E9=BB=98?=
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---
 core/packages/vue-pdf/src/main.vue | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/core/packages/vue-pdf/src/main.vue b/core/packages/vue-pdf/src/main.vue
index e08287a..211c892 100644
--- a/core/packages/vue-pdf/src/main.vue
+++ b/core/packages/vue-pdf/src/main.vue
@@ -78,11 +78,14 @@ export default defineComponent({
         function onScrollPdf(e) {
             const { scrollTop, scrollHeight, clientHeight } = e.target;
             if (scrollTop + clientHeight >= scrollHeight) {
-                if (numPages.value < pdfDocument.numPages) {
-                    let oldNum = numPages.value;
-                    numPages.value += Math.min(lazySize, pdfDocument.numPages);
-                    renderPage(oldNum+1);
-                }
+              if (numPages.value >= pdfDocument.numPages) {
+                return;
+              }
+              let oldNum = numPages.value;
+              numPages.value = Math.min(pdfDocument.numPages, oldNum + lazySize);
+              if (numPages.value > oldNum) {
+                renderPage(oldNum + 1);
+              }
             }
         }