NurseStationOperateUI/src/views/system/stationAvatar/index.vue

<template>
  <div>
    <div
      class="user-info-head"
      @click="editCropper()"
      style="width: 100px; height: 100px"
    >
      <img
        v-if="options.img"
        v-bind:src="options.img"
        title="点击上传图片"
        style="width: 100px; height: 100px; line-height: 200px"
      />
      <i
        v-else
        class="el-icon-plus avatar-uploader-icon"
        style="
          position: absolute;
          top: 50%;
          left: 50%;
          transform: translate(-50%, -50%);
        "
      ></i>
    </div>

    <el-dialog
      title="上传图片"
      :visible.sync="openimg"
      width="950px"
      append-to-body
      @opened="modalOpened"
      @close="closeDialog"
    >
      <el-row>
        <el-col :xs="24" :md="0" :style="{ height: '350px' }">
          <vue-cropper
            ref="cropper"
            :img="options.img"
            :info="true"
            :autoCrop="options.autoCrop"
            :autoCropWidth="options.autoCropWidth"
            :autoCropHeight="options.autoCropHeight"
            :fixedBox="options.fixedBox"
            @realTime="realTime"
            v-if="visible"
          />
        </el-col>
        <el-col :xs="24" :md="12" :style="{ height: '350px' }">
          <div class="avatar-upload-preview">
            <img
              style="width: 100%; height: 100%"
              v-if="previews.url"
              :src="previews.url"
            />
            <div v-else></div>
          </div>
        </el-col>
      </el-row>
      <br />
      <el-row>
        <el-col :lg="2" :md="2">
          <el-upload
            action="#"
            :http-request="requestUpload"
            :show-file-list="false"
            :before-upload="beforeUpload"
          >
            <el-button size="small">
              选择
              <i class="el-icon-upload el-icon--right"></i>
            </el-button>
          </el-upload>
        </el-col>
        <el-col :lg="{ span: 1, offset: 2 }" :md="2">
          <el-button
            icon="el-icon-plus"
            size="small"
            @click="changeScale(1)"
          ></el-button>
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button
            icon="el-icon-minus"
            size="small"
            @click="changeScale(-1)"
          ></el-button>
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button
            icon="el-icon-refresh-left"
            size="small"
            @click="rotateLeft()"
          ></el-button>
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button
            icon="el-icon-refresh-right"
            size="small"
            @click="rotateRight()"
          ></el-button>
        </el-col>
        <el-col :lg="{ span: 2, offset: 6 }" :md="2">
          <el-button type="primary" size="small" @click="uploadImg()"
            >提 交</el-button
          >
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import { VueCropper } from "vue-cropper";
import baseurl from "@/api/baseurl.js";
import { updateNurseStationHeads, posts } from "@/api/system/stationAvatar.js";

export default {
  components: { VueCropper },

  props: ["img", "type", "item"],
  data() {
    return {
      imageUrl: "",
      types: "",
      // 是否显示弹出层
      openimg: false,
      // 是否显示cropper
      visible: false,
      // 弹出层标题
      title: "上传头像",
      options: {
        img: null, //裁剪图片的地址
        autoCrop: true, // 是否默认生成截图框
        autoCropWidth: 300, // 默认生成截图框宽度
        autoCropHeight: 300, // 默认生成截图框高度
        fixedBox: true, // 固定截图框大小 不允许改变
      },
      previews: {},
      items: {},
    };
  },
  created() {
    this.types = this.type;
    this.items = this.item;
    if (this.img == null) {
      this.options.img = null;
    } else if (this.img == "") {
      this.options.img = null;
    } else {
      this.options.img = baseurl + this.img;
    }
  },
  watch: {
    item: {
      handler(newimg, oldimg) {
        this.items = this.item;
      },
    },
    img: {
      handler(newimg, oldimg) {
        if (this.img == null) {
          this.options.img = null;
        } else if (this.img == "") {
          this.options.img = null;
        } else {
          this.options.img = baseurl + this.img;
        }
      },
    },
    type: {
      handler(newimg, oldimg) {
        this.types = this.type;
      },
    },
  },
  methods: {
    // 编辑头像
    editCropper() {
      this.openimg = true;
    },
    // 打开弹出层结束时的回调
    modalOpened() {
      this.visible = true;
    },
    // 覆盖默认的上传行为
    requestUpload() {},
    // 向左旋转
    rotateLeft() {
      this.$refs.cropper.rotateLeft();
    },
    // 向右旋转
    rotateRight() {
      this.$refs.cropper.rotateRight();
    },
    // 图片缩放
    changeScale(num) {
      num = num || 1;
      this.$refs.cropper.changeScale(num);
    },
    // 上传预处理
    beforeUpload(file) {
      if (file.type.indexOf("image/") == -1) {
        this.$modal.msgError(
          "文件格式错误，请上传图片类型,如:JPG,PNG后缀的文件。"
        );
      } else {
        const reader = new FileReader();
        this.previews.data = file;
        this.previews.url = URL.createObjectURL(file);
        reader.readAsDataURL(file);
        reader.onload = () => {
          // this.options.img = reader.result;
        };
      }
    },
    // 上传图片
    uploadImg() {
      let formData = new FormData();
      formData.append("file", this.previews.data);
      formData.append("type", this.types);
      updateNurseStationHeads(formData).then((response) => {
        this.options.img = baseurl + response.imgUrl;
        this.$emit("imgUrl", response.imgUrl);
        console.log(this.items);
        console.log(this.types);
        if (this.types == "attributePitureUrl") {
          this.items.attributePitureUrl = response.imgUrl;
          this.$emit("item", JSON.stringify(this.items));
        }
        this.openimg = false;
      });
    },
    // 实时预览
    realTime(data) {
      console.log(data);
      this.previews = data;
    },
    // 关闭窗口
    closeDialog() {
      this.imgs = "";
      this.visible = false;
    },
  },
};
</script>
<style scoped lang="scss">
.avatar-upload-preview {
  position: absolute;
  top: 0%;
  left: 50%;
  transform: translate(-50%, 0%);
  width: 300px;
  height: 300px;
  border-radius: 0%;
  box-shadow: 0 0 4px #ccc;
  overflow: hidden;
}
.user-info-head {
  position: relative;
  display: inline-block;
  height: 120px;
  background: #fafafa;
}

.user-info-head:hover:after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #eee;
  background: rgba(0, 0, 0, 0.5);
  font-size: 24px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: pointer;
  line-height: 110px;
  border-radius: 50%;
}
</style>