vue quill富文本添加行高

直接上源码

<template>

  <div>

    <el-upload

      :action=”uploadUrl”

      :before-upload=”handleBeforeUpload”

      :on-success=”handleUploadSuccess”

      :on-error=”handleUploadError”

      name=”file”

      :show-file-list=”false”

      style=”display: none”

      ref=”upload”

      v-if=”this.type == url “

    >

    </el-upload>

    <div class=”editor” ref=”editor” :style=”styles”></div>

  </div>

</template>

<script>

import Quill from “quill”;

import “quill/dist/quill.core.css”;

import “quill/dist/quill.snow.css”;

import “quill/dist/quill.bubble.css”;

// import { getToken } from @/utils/auth //如果你的接口需要token的话打开这行

import { uploadUrl } from @/config/env ;

放在 init里面有时初始化会失效 直接放在最外面

  const Parchment = Quill.import(“parchment”);

  class lineHeightAttributor extends Parchment.Attributor.Class {}

  const lineHeightStyle = new lineHeightAttributor(

    “lineheight”,

    “ql-lineheight”,

    {

      scope: Parchment.Scope.INLINE,

      whitelist: [“”, “1”, “1-5”, “1-75”, “2”, “3”, “4”, “5”],

    }

  );

  Quill.register({ “formats/lineHeight”: lineHeightStyle }, true);

export default {

  name: “Editor”,

  props: {

    /* 编辑器的内容 */

    value: {

      type: String,

      default: “”,

    },

    /* 高度 */

    height: {

      type: Number,

      default: null,

    },

    /* 最小高度 */

    minHeight: {

      type: Number,

      default: null,

    },

    /* 只读 */

    readOnly: {

      type: Boolean,

      default: false,

    },

    // 上传文件大小限制(MB)

    fileSize: {

      type: Number,

      default: 5,

    },

    /* 类型（base64格式、url格式） */

    type: {

      type: String,

      default: “url”,

    }

  },

  data() {

    return {

      uploadUrl, // 上传的图片服务器地址

      Quill: null,

      currentValue: “”,

      options: {

        theme: “snow”,

        bounds: document.body,

        debug: “warn”,

        modules: {

          // 工具栏配置

          toolbar: [

            [“bold”, “italic”, “underline”, “strike”],       // 加粗 斜体 下划线 删除线

            [“blockquote”, “code-block”],                    // 引用  代码块

            [{ list: “ordered” }, { list: “bullet” }],       // 有序、无序列表

            [{ indent: “-1” }, { indent: “+1” }],            // 缩进

            [{ size: [“small”, false, “large”, “huge”] }],   // 字体大小

            [{ header: [1, 2, 3, 4, 5, 6, false] }],         // 标题

            [{ color: [] }, { background: [] }],             // 字体颜色、字体背景颜色

            [{ align: [] }],                                 // 对齐方式

            [“clean”],                                       // 清除文本格式

            [“link”, “image”, “video”],                      // 链接、图片、视频

            [{ lineheight: [“”, “1”, “1-5”, “1-75”, “2”, “3”, “4”, “5”] }], //行高

          ],

        },

        placeholder: “请输入内容”,

        readOnly: this.readOnly,

      },

    };

  },

  computed: {

    styles() {

      let style = {};

      if (this.minHeight) {

        style.minHeight = `${this.minHeight}px`;

      }

      if (this.height) {

        style.height = `${this.height}px`;

      }

      return style;

    },

  },

  watch: {

    value: {

      handler(val) {

        if (val !== this.currentValue) {

          this.currentValue = val === null ? “” : val;

          if (this.Quill) {

            this.Quill.pasteHTML(this.currentValue);

          }

        }

      },

      immediate: true,

    },

  },

  mounted() {

    this.init();

  },

  beforeDestroy() {

    this.Quill = null;

  },

  methods: {

    init() {

      const editor = this.$refs.editor;

      this.Quill = new Quill(editor, this.options);

      // 如果设置了上传地址则自定义图片上传事件

      if (this.type == url ) {

        let toolbar = this.Quill.getModule(“toolbar”);

        toolbar.addHandler(“image”, (value) => {

          this.uploadType = “image”;

          if (value) {

            this.$refs.upload.$children[0].$refs.input.click();

          } else {

            this.quill.format(“image”, false);

          }

        });

      }

      //禁用编辑器，防止页面自动滚动到编辑器位置

      this.Quill.enable(false);

      // 编辑器绑定内容，如修改的时候原有的内容

      this.Quill.pasteHTML(this.currentValue);

      setTimeout(() => {

        this.Quill.blur();

        this.Quill.enable(true);

      }, 1500);      this.Quill.on(“text-change”, (delta, oldDelta, source) => {

        const html = this.$refs.editor.children[0].innerHTML;

        const text = this.Quill.getText();

        const quill = this.Quill;

        this.currentValue = html;

        this.$emit(“input”, html);

        this.$emit(“on-change”, { html, text, quill });

      });

      this.Quill.on(“text-change”, (delta, oldDelta, source) => {

        this.$emit(“on-text-change”, delta, oldDelta, source);

      });

      this.Quill.on(“selection-change”, (range, oldRange, source) => {

        this.$emit(“on-selection-change”, range, oldRange, source);

      });

      this.Quill.on(“editor-change”, (eventName, …args) => {

        this.$emit(“on-editor-change”, eventName, …args);

      });

    },

    // 上传前校检格式和大小

    handleBeforeUpload(file) {

      if (this.fileSize) {

        const isLt = file.size / 1024 / 1024 < this.fileSize;

        if (!isLt) {

          this.$message.error(`上传文件大小不能超过 ${this.fileSize} MB!`);

          return false;

        }

      }

      return true;

    },

    handleUploadSuccess(res, file) {

      // 获取富文本组件实例

      let quill = this.Quill;

      // 如果上传成功

      if (res.code == “001”) {

        // 获取光标所在位置

        let length = quill.getSelection().index;

        // 插入图片  res.url为服务器返回的图片地址

        quill.insertEmbed(length, “image”, res.data);

        // 调整光标到最后

        quill.setSelection(length + 1);

      } else {

        this.$message.error(“图片插入失败”);

      }

    },

    handleUploadError() {

      this.$message.error(“图片插入失败”);

    },

  },

};

</script>

<style>

.editor,

.ql-toolbar {

  white-space: pre-wrap !important;

  line-height: normal !important;

}

.quill-img {

  display: none;

}

.ql-snow .ql-tooltip[data-mode=”link”]::before {

  content: “请输入链接地址:”;

}

.ql-snow .ql-tooltip.ql-editing a.ql-action::after {

  border-right: 0px;

  content: “保存”;

  padding-right: 0px;

}

.ql-snow .ql-tooltip[data-mode=”video”]::before {

  content: “请输入视频地址:”;

}

.ql-snow .ql-picker.ql-size .ql-picker-label::before,

.ql-snow .ql-picker.ql-size .ql-picker-item::before {

  content: “14px”;

}

.ql-snow .ql-picker.ql-size .ql-picker-label[data-value=”small”]::before,

.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=”small”]::before {

  content: “10px”;

}

.ql-snow .ql-picker.ql-size .ql-picker-label[data-value=”large”]::before,

.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=”large”]::before {

  content: “18px”;

}

.ql-snow .ql-picker.ql-size .ql-picker-label[data-value=”huge”]::before,

.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=”huge”]::before {

  content: “32px”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label::before,

.ql-snow .ql-picker.ql-header .ql-picker-item::before {

  content: “文本”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label[data-value=”1″]::before,

.ql-snow .ql-picker.ql-header .ql-picker-item[data-value=”1″]::before {

  content: “标题1”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label[data-value=”2″]::before,

.ql-snow .ql-picker.ql-header .ql-picker-item[data-value=”2″]::before {

  content: “标题2”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label[data-value=”3″]::before,

.ql-snow .ql-picker.ql-header .ql-picker-item[data-value=”3″]::before {

  content: “标题3”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label[data-value=”4″]::before,

.ql-snow .ql-picker.ql-header .ql-picker-item[data-value=”4″]::before {

  content: “标题4”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label[data-value=”5″]::before,

.ql-snow .ql-picker.ql-header .ql-picker-item[data-value=”5″]::before {

  content: “标题5”;

}

.ql-snow .ql-picker.ql-header .ql-picker-label[data-value=”6″]::before,

.ql-snow .ql-picker.ql-header .ql-picker-item[data-value=”6″]::before {

  content: “标题6”;

}

.ql-snow .ql-picker.ql-font .ql-picker-label::before,

.ql-snow .ql-picker.ql-font .ql-picker-item::before {

  content: “标准字体”;

}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=”serif”]::before,

.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=”serif”]::before {

  content: “衬线字体”;

}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=”monospace”]::before,

.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=”monospace”]::before {

  content: “等宽字体”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item::before {

  content: “行高”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”1″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”1″]::before {

  content: “1”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”1-5″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”1-5″]::before {

  content: “1.5”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”1-75″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”1-75″]::before {

  content: “1.75”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”2″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”2″]::before {

  content: “2”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”3″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”3″]::before {

  content: “3”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”4″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”4″]::before {

  content: “4”;

}

.ql-snow .ql-picker.ql-lineheight .ql-picker-label[data-value=”5″]::before,

.ql-snow .ql-picker.ql-lineheight .ql-picker-item[data-value=”5″]::before {

  content: “5”;

}

.ql-snow .ql-picker.ql-lineheight {

  width: 70px;

}

.ql-snow .ql-editor .ql-lineheight-1 {

  line-height: 1;

}

.ql-snow .ql-editor .ql-lineheight-1-5 {

  line-height: 1.5;

}

.ql-snow .ql-editor .ql-lineheight-1-75 {

  line-height: 1.75;

}

.ql-snow .ql-editor .ql-lineheight-2 {

  line-height: 2;

}

.ql-snow .ql-editor .ql-lineheight-3 {

  line-height: 3;

}

.ql-snow .ql-editor .ql-lineheight-4 {

  line-height: 4;

}

.ql-snow .ql-editor .ql-lineheight-5 {

  line-height: 5;

}

</style>