阅读器取选中页首字改为50

闫增涛

2024-06-07 dee91930a69ba69502d9506cae3d58d72e7a152b

 src/books/English/view/components/index.vue

@@ -210,7 +210,7 @@
    scrollFun(event) {
      // 判断向上滚动还是向下滚动
      if (event.target.scrollTop > this.previousScrollTop) {
        this.getAduio()
        this.getAduio();
        // 向下
        const currentScrollTop =
          event.target.scrollTop + event.target.offsetHeight;
@@ -234,7 +234,7 @@
          }
        }
      } else if (event.target.scrollTop < this.previousScrollTop) {
        this.handleAudio()
        this.handleAudio();
        // 向上
        const currentScrollTop = event.target.scrollTop;
        if (currentScrollTop <= this.loadThreshold) {
@@ -313,7 +313,10 @@
          this.container ? this.container : document
        ).querySelector(`[page="${data.page}"]`);
        // 创建 createTreeWalker 迭代器，用于遍历文本节点，保存到一个数组
        const treeWalker = document.createTreeWalker(pageDom, NodeFilter.SHOW_TEXT);
        const treeWalker = document.createTreeWalker(
          pageDom,
          NodeFilter.SHOW_TEXT
        );
        const allTextNodes = [];
        let currentNode = treeWalker.nextNode();
        while (currentNode) {
@@ -512,7 +515,7 @@
          const catalog = catalogDom.getAttribute("num");
          let text = null;
          if (target.querySelector("p")) {
            text = target.querySelector("p").textContent.substring(0, 20);
            text = target.querySelector("p").textContent.substring(0, 50);
          }
          // 返回页码和章节信息
          if (this.$store.state.qiankun && this.$store.state.qiankun.pageChange)
@@ -538,6 +541,8 @@
              target,
              "chapter"
            );
            // 添加页码
            this.loadPageList.push(Number(page));
            const catalog = catalogDom.getAttribute("num");
            // if (!this.questionDataMap[page]) {
            //   if (testData && testData[catalog]) {
@@ -563,8 +568,6 @@
            //     }
            //   }
            // }
            // 添加页码
            this.loadPageList.push(Number(page));
            // 渲染这一页的标记
            for (const key in this.renderSignMap) {
              if (this.renderSignMap[key][page]) {
@@ -578,7 +581,10 @@
              // 高亮行
              setTimeout(() => {
                // 获取页面所有text节点
                const pageTextList = document.createTreeWalker(target, NodeFilter.SHOW_TEXT);
                const pageTextList = document.createTreeWalker(
                  target,
                  NodeFilter.SHOW_TEXT
                );
                // 匹配关键字
                const allPageTextNodes = [];
                let currentNode = pageTextList.nextNode();
@@ -769,7 +775,10 @@
              .querySelector(`[page="${pageNum}"]`);
            if (thisPageDom) {
              // 获取页面所有text节点
              const pageTextList = document.createTreeWalker(thisPageDom, NodeFilter.SHOW_TEXT);
              const pageTextList = document.createTreeWalker(
                thisPageDom,
                NodeFilter.SHOW_TEXT
              );
              // 匹配关键字
              const allPageTextNodes = [];
              let currentNode = pageTextList.nextNode();
@@ -870,13 +879,13 @@
    },
    // 关闭mini video
    closeMiniAudio() {
      this.audioPath = ''
    }
      this.audioPath = "";
    },
  },
  components: {
    pageHeader,
    chapterOne,
    miniAudio
    miniAudio,
  },
};
</script>