把PDF预览改为不渲染html的模式

src/App.vue

@@ -172,6 +172,7 @@ export default {
       startTime: null,
       startTime: null,
       scale: 2, // 缩放比例
       scale: 2, // 缩放比例
       borderSize: 9, // viewerContainer容器border大小
       borderSize: 9, // viewerContainer容器border大小
+      shouldRenderHtml: false, // pdf预览时是否需要渲染成html
       pageSize: 1,
       pageSize: 1,
       selected: 2,
       selected: 2,
       pdfUrl: "",
       pdfUrl: "",
@@ -227,6 +228,7 @@ export default {
         viewport
         viewport
       );
       );
       this.renderCanvas(bufferCanvas, viewport, page);
       this.renderCanvas(bufferCanvas, viewport, page);
+      if (this.shouldRenderHtml) {
         let textContent = await page.getTextContent();
         let textContent = await page.getTextContent();
         this.renderHtml(
         this.renderHtml(
           textLayerDiv,
           textLayerDiv,
@@ -236,6 +238,7 @@ export default {
           bodyHeight,
           bodyHeight,
           textContent
           textContent
         );
         );
+      }
     },
     },
     initPage(page, viewport) {
     initPage(page, viewport) {
       $("#page").css("height", $("body").height() - $(".toolbar").height());
       $("#page").css("height", $("body").height() - $(".toolbar").height());