userAvatar.vue
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<template>
<div>
<img
v-bind:src="options.img"
@click="editCropper()"
title="点击上传头像"
class="img-circle img-lg"
/>
<el-dialog
:title="title"
:visible.sync="open"
width="800px"
append-to-body
@opened="modalOpened"
>
<el-row>
<el-col :xs="24" :md="12" :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 :src="previews.url" :style="previews.img" />
</div>
</el-col>
</el-row>
<br />
<el-row>
<el-col :lg="2" :md="2" class="user-avatar">
<el-upload
action="#"
:http-request="requestUpload"
:show-file-list="false"
:before-upload="beforeUpload"
>
<el-button size="small">
上传
<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 store from "@/store";
import { VueCropper } from "vue-cropper";
import { uploadAvatar } from "@/api/system/user";
export default {
components: { VueCropper },
props: {
user: {
type: Object,
},
},
data() {
return {
// 是否显示弹出层
open: false,
// 是否显示cropper
visible: false,
// 弹出层标题
title: "修改头像",
options: {
img: store.getters.avatar, //裁剪图片的地址
autoCrop: true, // 是否默认生成截图框
autoCropWidth: 200, // 默认生成截图框宽度
autoCropHeight: 200, // 默认生成截图框高度
fixedBox: true, // 固定截图框大小 不允许改变
},
previews: {},
};
},
methods: {
// 编辑头像
editCropper() {
this.open = 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.$refs.cropper.changeScale(num);
},
// 上传预处理
beforeUpload(file) {
if (file.type.indexOf("image/") == -1) {
this.msgError("文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。");
} else {
const reader = new FileReader();
reader.readAsDataURL(file);
reader.onload = () => {
this.options.img = reader.result;
};
}
},
// 上传图片
uploadImg() {
this.$refs.cropper.getCropBlob((data) => {
let formData = new FormData();
formData.append("avatarfile", data);
uploadAvatar(formData).then((response) => {
this.open = false;
this.options.img = process.env.VUE_APP_BASE_API + response.imgUrl;
store.commit("user/SET_AVATAR", this.options.img);
this.msgSuccess("修改成功");
this.visible = false;
});
});
},
// 实时预览
realTime(data) {
this.previews = data;
},
},
};
</script>
<style lang="scss" >
.user-avatar {
.el-upload {
line-height: 0 !important;
}
}
</style>