Vue3实现pdf预览功能

 
// 可以使用npm 以及pnpm
// 下载版本1.0.3
pnpm install vue3-pdf-app@^1.0.3

<template>
    <VuePdfApp :page-scale="pageScale" :theme="theme" :style="`width: ${viewerWidth}; height: ${viewerHeight};`"
        :pdf="src" :fileName="fileName" @pages-rendered="pagesRendered" v-bind="$attrs" :config="config"></VuePdfApp>
</template>
 
 
<script setup lang="ts">
import { computed, ref } from 'vue'
import VuePdfApp from 'vue3-pdf-app'
import 'vue3-pdf-app/dist/icons/main.css'
// 工具栏配置项
const config = ref({
    // 右侧其他区工具
    sidebar: {
        viewThumbnail: true,//启用缩略图视图
        viewOutline: true,//启用大纲视图
        viewAttachments: false,//启用附件视图
    },
    secondaryToolbar: {
        secondaryPresentationMode: true,//启用演示模式
        secondaryOpenFile: true, //启用打开文件功能
        secondaryPrint: true,//启用打印功能
        secondaryDownload: true,//启用下载功能
        secondaryViewBookmark: true,//启用书签视图
        firstPage: false,//启用跳转到第一页
        lastPage: false,//启用跳转到最后一页
        pageRotateCw: true,//启用顺时针旋转页面
        pageRotateCcw: true,//启用逆时针旋转页面
        cursorSelectTool: false,//启用选择工具
        cursorHandTool: false,//启用手形工具
        scrollVertical: false,//启用垂直滚动
        scrollHorizontal: false,//启用水平滚动
        scrollWrapped: false,//启用包裹滚动
        spreadNone: false,//启用无跨页模式
        spreadOdd: false,// 启用奇数页跨页模式
        spreadEven: false,//启用偶数页跨页模式
        documentProperties: false,//启用文档属性查看
    },
    // 配置左侧工具栏
    toolbar: {
        toolbarViewerLeft: {
            findbar: false,//启用查找条
            previous: true,// 启用上一页按钮
            next: true,//启用下一页按钮
            pageNumber: true,// 启用页码显示
        },
        //  配置右侧工具栏
        toolbarViewerRight: {
            presentationMode: false,//启用演示模式
            openFile: false,//启用打开文件功能
            print: false,//启用打印功能
            download: false,// 启用下载功能
            viewBookmark: false,// 启用书签视图
        },
        // 配置中间工具栏
        toolbarViewerMiddle: {
            zoomOut: true,// 启用缩小功能
            zoomIn: true,//启用放大功能。
            scaleSelectContainer: false,//启用缩放选择容器功能
        },
    },
    //启用错误包装，这可能用于显示错误信息或处理错误情况。
    errorWrapper: true,
})
 
interface Props {
    src: string | ArrayBuffer // pdf地址
    width?: string | number // 预览容器宽度
    height?: string | number // 预览容器高度
    pageScale?: number | string // 页面默认缩放规则，可选 'page-actual'|'page-width'|'page-height'|'page-fit'|'auto'
    theme?: string // 预览主题 可选 dark | light
    fileName?: string // 覆盖pdf文件名
}
 
const props = withDefaults(defineProps<Props>(), {
    src: '',
    width: '100%',
    height: '100%',
    pageScale: 'page-fit', // 默认自适应展示一页
    theme: 'dark',
    fileName: ''
})
const viewerWidth = computed(() => {
    if (typeof props.width === 'number') {
        return props.width + 'px'
    } else {
        return props.width
    }
})
const viewerHeight = computed(() => {
    if (typeof props.height === 'number') {
        return props.height + 'px'
    } else {
        return props.height
    }
})
const emit = defineEmits(['loaded'])
function pagesRendered(pdfApp: any) {
    // console.log('pdfApp页码渲染完成:', pdfApp)
    emit('loaded', pdfApp)
}
</script>
 
 
 
<style lang="less" scoped>
@themeColor: #1677FF;
 
:deep(*) {
    box-sizing: content-box;
}
 
// 定制化主题色
.pdf-app.dark {
    --pdf-app-background-color: rgb(83, 86, 89, 0);
    --pdf-sidebar-content-color: rgb(51, 54, 57);
    --pdf-toolbar-sidebar-color: #24364e;
    --pdf-toolbar-color: rgb(50, 54, 57);
    --pdf-loading-bar-color: #606c88;
    --pdf-loading-bar-secondary-color: @themeColor;
    --pdf-find-results-count-color: #d9d9d9;
    --pdf-find-results-count-font-color: #525252;
    --pdf-find-message-font-color: #a6b7d0;
    --pdf-not-found-color: #f66;
    --pdf-split-toolbar-button-separator-color: #fff;
    --pdf-toolbar-font-color: #d9d9d9;
    --pdf-button-hover-font-color: @themeColor;
    --pdf-button-toggled-color: #606c88;
    --pdf-horizontal-toolbar-separator-color: #fff;
    --pdf-input-color: #606c88;
    --pdf-input-font-color: #d9d9d9;
    --pdf-find-input-placeholder-font-color: @themeColor;
    --pdf-thumbnail-selection-ring-color: hsla(0, 0%, 100%, .15);
    --pdf-thumbnail-selection-ring-selected-color: rgb(147, 179, 242);
    --pdf-error-wrapper-color: #f55;
    --pdf-error-more-info-color: #d9d9d9;
    --pdf-error-more-info-font-color: #000;
    --pdf-overlay-container-color: rgba(0, 0, 0, .2);
    --pdf-overlay-container-dialog-color: #24364e;
    --pdf-overlay-container-dialog-font-color: #d9d9d9;
    --pdf-overlay-container-dialog-separator-color: #fff;
    --pdf-dialog-button-font-color: #d9d9d9;
    --pdf-dialog-button-color: #606c88;
 
    :deep(.thumbnail.selected>.thumbnailSelectionRing) {
        background-color: rgb(147, 179, 242);
    }
}
 
.pdf-app.light {
    --pdf-app-background-color: rgb(245, 245, 245);
    --pdf-sidebar-content-color: rgb(245, 245, 245);
    --pdf-toolbar-sidebar-color: rgb(190, 190, 190);
    --pdf-toolbar-color: rgb(225, 225, 225);
    --pdf-loading-bar-color: #3f4b5b;
    --pdf-loading-bar-secondary-color: #666;
    --pdf-find-results-count-color: #3f4b5b;
    --pdf-find-results-count-font-color: hsla(0, 0%, 100%, .87);
    --pdf-find-message-font-color: hsla(0, 0%, 100%, .87);
    --pdf-not-found-color: brown;
    --pdf-split-toolbar-button-separator-color: #000;
    --pdf-toolbar-font-color: rgb(142, 142, 142);
    --pdf-button-hover-font-color: #666;
    --pdf-button-toggled-color: #3f4b5b;
    --pdf-horizontal-toolbar-separator-color: #000;
    --pdf-input-color: #3f4b5b;
    --pdf-input-font-color: #d9d9d9;
    --pdf-find-input-placeholder-font-color: #666;
    --pdf-thumbnail-selection-ring-color: hsla(208, 7%, 46%, .7);
    --pdf-thumbnail-selection-ring-selected-color: #3f4b5b;
    --pdf-error-wrapper-color: #f55;
    --pdf-error-more-info-color: #d9d9d9;
    --pdf-error-more-info-font-color: #000;
    --pdf-overlay-container-color: hsla(208, 7%, 46%, .7);
    --pdf-overlay-container-dialog-color: #6c757d;
    --pdf-overlay-container-dialog-font-color: #d9d9d9;
    --pdf-overlay-container-dialog-separator-color: #000;
    --pdf-dialog-button-font-color: #d9d9d9;
    --pdf-dialog-button-color: #3f4b5b;
 
    :deep(.thumbnail.selected>.thumbnailSelectionRing) {
        background-color: rgb(105, 105, 105);
    }
}
</style>

<template>
    <div style="margin: 20px;">
        <input type="file" @change="handleChange" />
    </div>
    <div class="pdfBox" v-if="pdfUrl !== ''">
        <PdfPreview page-scale="page-fit" :width="900" :height="600" theme="light" :src="pdfUrl" @loaded="onLoaded" />
    </div>
</template>
 
<script setup lang="ts">
import { ref } from 'vue';
import PdfPreview from './pdfModel.vue';
 
// const pdfUrl = ref<any>('http://storage.xuetangx.com/public_assets/xuetangx/PDF/PlayerAPI_v1.0.6.pdf');
const pdfUrl = ref<any>('');
// 判断文件加载完成
const onLoaded = (pdfApp: any) => {
    console.log('文件加载完成');
};
 
// 也可直接上传文件显示
let handleChange = (e: any) => {
    let files = e.target.files[0];
    let reader = new FileReader();
    reader.readAsArrayBuffer(files);
    reader.onload = function () {
        // docxSrc.value = reader.result;
        pdfUrl.value = reader.result;
    };
};
</script>
 
<style scoped lang="less">
.pdfBox {
    width: 900px;
    height: 600px;
    overflow: scroll;
    overflow-x: hidden;
    overflow-y: hidden;
}
</style>

# vue3-pdf-app插件转中文配置代码
# Copyright 2012 Mozilla Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
 
# Main toolbar buttons (tooltips and alt text for images)
previous.title=上一页
previous_label=上一页
next.title=下一页
next_label=下一页
 
# LOCALIZATION NOTE (page.title): The tooltip for the pageNumber input.
page.title=页面
# LOCALIZATION NOTE (of_pages): "{{pagesCount}}" will be replaced by a number
# representing the total number of pages in the document.
of_pages=/ {{pagesCount}}
# LOCALIZATION NOTE (page_of_pages): "{{pageNumber}}" and "{{pagesCount}}"
# will be replaced by a number representing the currently visible page,
# respectively a number representing the total number of pages in the document.
page_of_pages=({{pageNumber}} / {{pagesCount}})
 
zoom_out.title=缩小
zoom_out_label=缩小
zoom_in.title=放大
zoom_in_label=放大
zoom.title=缩放
presentation_mode.title=切换到演示模式
presentation_mode_label=演示模式
open_file.title=打开文件
open_file_label=打开
print.title=打印
print_label=打印
download.title=下载
download_label=下载
bookmark.title=当前在看的内容（复制或在新窗口中打开）
bookmark_label=当前在看
 
save.title=保存
save_label=保存
bookmark1.title=当前页面（在当前页面查看 URL）
bookmark1_label=当前页面
 
# Secondary toolbar and context menu
tools.title=工具
tools_label=工具
first_page.title=转到第一页
first_page_label=转到第一页
last_page.title=转到最后一页
last_page_label=转到最后一页
page_rotate_cw.title=顺时针旋转
page_rotate_cw_label=顺时针旋转
page_rotate_ccw.title=逆时针旋转
page_rotate_ccw_label=逆时针旋转
 
cursor_text_select_tool.title=启用文本选择工具
cursor_text_select_tool_label=文本选择工具
cursor_hand_tool.title=启用手形工具
cursor_hand_tool_label=手形工具
 
scroll_page.title=使用页面滚动
scroll_page_label=页面滚动
scroll_vertical.title=使用垂直滚动
scroll_vertical_label=垂直滚动
scroll_horizontal.title=使用水平滚动
scroll_horizontal_label=水平滚动
scroll_wrapped.title=使用平铺滚动
scroll_wrapped_label=平铺滚动
 
spread_none.title=不加入衔接页
spread_none_label=单页视图
spread_odd.title=加入衔接页使奇数页作为起始页
spread_odd_label=双页视图
spread_even.title=加入衔接页使偶数页作为起始页
spread_even_label=书籍视图
 
# Document properties dialog box
document_properties.title=文档属性…
document_properties_label=文档属性…
document_properties_file_name=文件名:
document_properties_file_size=文件大小:
# LOCALIZATION NOTE (document_properties_kb): "{{size_kb}}" and "{{size_b}}"
# will be replaced by the PDF file size in kilobytes, respectively in bytes.
document_properties_kb={{size_kb}} KB ({{size_b}} 字节)
# LOCALIZATION NOTE (document_properties_mb): "{{size_mb}}" and "{{size_b}}"
# will be replaced by the PDF file size in megabytes, respectively in bytes.
document_properties_mb={{size_mb}} MB ({{size_b}} 字节)
document_properties_title=标题:
document_properties_author=作者:
document_properties_subject=主题:
document_properties_keywords=关键词:
document_properties_creation_date=创建日期:
document_properties_modification_date=修改日期:
# LOCALIZATION NOTE (document_properties_date_string): "{{date}}" and "{{time}}"
# will be replaced by the creation/modification date, and time, of the PDF file.
document_properties_date_string={{date}}, {{time}}
document_properties_creator=创建者:
document_properties_producer=PDF 生成器：
document_properties_version=PDF 版本:
document_properties_page_count=页数:
document_properties_page_size=页面大小：
document_properties_page_size_unit_inches=英寸
document_properties_page_size_unit_millimeters=毫米
document_properties_page_size_orientation_portrait=纵向
document_properties_page_size_orientation_landscape=横向
document_properties_page_size_name_a3=A3
document_properties_page_size_name_a4=A4
document_properties_page_size_name_letter=文本
document_properties_page_size_name_legal=法律
# LOCALIZATION NOTE (document_properties_page_size_dimension_string):
# "{{width}}", "{{height}}", {{unit}}, and {{orientation}} will be replaced by
# the size, respectively their unit of measurement and orientation, of the (current) page.
document_properties_page_size_dimension_string={{width}} × {{height}} {{unit}}（{{orientation}}）
# LOCALIZATION NOTE (document_properties_page_size_dimension_name_string):
# "{{width}}", "{{height}}", {{unit}}, {{name}}, and {{orientation}} will be replaced by
# the size, respectively their unit of measurement, name, and orientation, of the (current) page.
document_properties_page_size_dimension_name_string={{width}} × {{height}} {{unit}}（{{name}}，{{orientation}}）
# LOCALIZATION NOTE (document_properties_linearized): The linearization status of
# the document; usually called "Fast Web View" in English locales of Adobe software.
document_properties_linearized=快速 Web 视图：
document_properties_linearized_yes=是
document_properties_linearized_no=否
document_properties_close=关闭
 
print_progress_message=正在准备打印文档…
# LOCALIZATION NOTE (print_progress_percent): "{{progress}}" will be replaced by
# a numerical per cent value.
print_progress_percent={{progress}}%
print_progress_close=取消
 
# Tooltips and alt text for side panel toolbar buttons
# (the _label strings are alt text for the buttons, the .title strings are
# tooltips)
toggle_sidebar.title=切换侧栏
toggle_sidebar_notification2.title=切换侧栏（文档所含的大纲/附件/图层）
toggle_sidebar_label=切换侧栏
document_outline.title=显示文档大纲（双击展开/折叠所有项）
document_outline_label=文档大纲
attachments.title=显示附件
attachments_label=附件
layers.title=显示图层（双击即可将所有图层重置为默认状态）
layers_label=图层
thumbs.title=显示缩略图
thumbs_label=缩略图
current_outline_item.title=查找当前大纲项目
current_outline_item_label=当前大纲项目
findbar.title=在文档中查找
findbar_label=查找
 
additional_layers=其他图层
# LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
page_landmark=第 {{page}} 页
# Thumbnails panel item (tooltip and alt text for images)
# LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
# number.
thumb_page_title=第 {{page}} 页
# LOCALIZATION NOTE (thumb_page_canvas): "{{page}}" will be replaced by the page
# number.
thumb_page_canvas=页面 {{page}} 的缩略图
 
# Find panel button title and messages
find_input.title=查找
find_input.placeholder=在文档中查找…
find_previous.title=查找词语上一次出现的位置
find_previous_label=上一页
find_next.title=查找词语后一次出现的位置
find_next_label=下一页
find_highlight=全部高亮显示
find_match_case_label=区分大小写
find_match_diacritics_label=匹配变音符号
find_entire_word_label=全词匹配
find_reached_top=到达文档开头，从末尾继续
find_reached_bottom=到达文档末尾，从开头继续
# LOCALIZATION NOTE (find_match_count): The supported plural forms are
# [one|two|few|many|other], with [other] as the default value.
# "{{current}}" and "{{total}}" will be replaced by a number representing the
# index of the currently active find result, respectively a number representing
# the total number of matches in the document.
find_match_count={[ plural(total) ]}
find_match_count[one]=第 {{current}} 项，共匹配 {{total}} 项
find_match_count[two]=第 {{current}} 项，共匹配 {{total}} 项
find_match_count[few]=第 {{current}} 项，共匹配 {{total}} 项
find_match_count[many]=第 {{current}} 项，共匹配 {{total}} 项
find_match_count[other]=第 {{current}} 项，共匹配 {{total}} 项
# LOCALIZATION NOTE (find_match_count_limit): The supported plural forms are
# [zero|one|two|few|many|other], with [other] as the default value.
# "{{limit}}" will be replaced by a numerical value.
find_match_count_limit={[ plural(limit) ]}
find_match_count_limit[zero]=超过 {{limit}} 项匹配
find_match_count_limit[one]=超过 {{limit}} 项匹配
find_match_count_limit[two]=超过 {{limit}} 项匹配
find_match_count_limit[few]=超过 {{limit}} 项匹配
find_match_count_limit[many]=超过 {{limit}} 项匹配
find_match_count_limit[other]=超过 {{limit}} 项匹配
find_not_found=找不到指定词语
 
# Error panel labels
error_more_info=更多信息
error_less_info=更少信息
error_close=关闭
# LOCALIZATION NOTE (error_version_info): "{{version}}" and "{{build}}" will be
# replaced by the PDF.JS version and build ID.
error_version_info=PDF.js v{{version}} (build: {{build}})
# LOCALIZATION NOTE (error_message): "{{message}}" will be replaced by an
# english string describing the error.
error_message=信息：{{message}}
# LOCALIZATION NOTE (error_stack): "{{stack}}" will be replaced with a stack
# trace.
error_stack=堆栈：{{stack}}
# LOCALIZATION NOTE (error_file): "{{file}}" will be replaced with a filename
error_file=文件：{{file}}
# LOCALIZATION NOTE (error_line): "{{line}}" will be replaced with a line number
error_line=行号：{{line}}
 
# Predefined zoom values
page_scale_width=适合页宽
page_scale_fit=适合页面
page_scale_auto=自动缩放
page_scale_actual=实际大小
# LOCALIZATION NOTE (page_scale_percent): "{{scale}}" will be replaced by a
# numerical scale value.
page_scale_percent={{scale}}%
 
# Loading indicator messages
loading=正在加载…
 
# Loading indicator messages
loading_error=加载 PDF 时发生错误。
invalid_file_error=无效或损坏的 PDF 文件。
missing_file_error=缺少 PDF 文件。
unexpected_response_error=意外的服务器响应。
 
rendering_error=渲染页面时发生错误。
 
# LOCALIZATION NOTE (annotation_date_string): "{{date}}" and "{{time}}" will be
# replaced by the modification date, and time, of the annotation.
annotation_date_string={{date}}，{{time}}
 
# LOCALIZATION NOTE (text_annotation_type.alt): This is used as a tooltip.
# "{{type}}" will be replaced with an annotation type from a list defined in
# the PDF spec (32000-1:2008 Table 169 – Annotation types).
# Some common types are e.g.: "Check", "Text", "Comment", "Note"
text_annotation_type.alt=[{{type}} 注释]
password_label=输入密码以打开此 PDF 文件。
password_invalid=密码无效。请重试。
password_ok=确定
password_cancel=取消
 
printing_not_supported=警告：此浏览器尚未完整支持打印功能。
printing_not_ready=警告：此 PDF 未完成加载，无法打印。
web_fonts_disabled=Web 字体已被禁用：无法使用嵌入的 PDF 字体。
 
# Editor
editor_free_text2.title=文本
editor_free_text2_label=文本
editor_ink2.title=绘图
editor_ink2_label=绘图
 
free_text2_default_content=开始输入…
 
# Editor Parameters
editor_free_text_color=颜色
editor_free_text_size=字号
editor_ink_color=颜色
editor_ink_thickness=粗细
editor_ink_opacity=不透明度
 
# Editor aria
editor_free_text2_aria_label=文本编辑器
editor_ink2_aria_label=绘图编辑器
editor_ink_canvas_aria_label=用户创建图像

// index.html在src文件同级
<link rel="resource" type="application/l10n" href="./viewer.properties" rel="external nofollow" >