Vue를 사용하여 이미지 접합 및 합성을 구현하는 방법은 무엇입니까?

npm install -g @vue/cli
vue create image-processing
cd image-processing
npm run serve

"dependencies": {
  "canvas": "^2.6.0",
  "lodash": "^4.17.21",
  "vuex": "^3.6.2"
}

<template>
  <div>
    <input type="file" @change="handleUpload" />
    <button @click="handleProcess">处理</button>
    <canvas ref="canvas"></canvas>
  </div>
</template>

<script>
import { fabric } from 'fabric';
import _ from 'lodash';

export default {
  data() {
    return {
      images: [],
    };
  },
  methods: {
    handleUpload(e) {
      const files = e.target.files;
      _.forEach(files, (file) => {
        const reader = new FileReader();
        reader.onload = (event) => {
          this.images.push(event.target.result);
        };
        reader.readAsDataURL(file);
      });
    },
    handleProcess() {
      const canvas = this.$refs.canvas;
      const context = canvas.getContext('2d');
      const imageObjects = [];

      _.forEach(this.images, (image, index) => {
        const img = new Image();
        img.onload = () => {
          const fabricImage = new fabric.Image(img);
          fabricImage.set({ left: index * 100, top: index * 100 });
          imageObjects.push(fabricImage);

          if (imageObjects.length === this.images.length) {
            const width = _.maxBy(imageObjects, (obj) => obj.left + obj.width).left + canvas.width;
            const height = _.maxBy(imageObjects, (obj) => obj.top + obj.height).top + canvas.height;

            context.clearRect(0, 0, canvas.width, canvas.height);
            canvas.width = width;
            canvas.height = height;

            _.forEachRight(imageObjects, (obj) => {
              context.drawImage(obj.getElement(), obj.left, obj.top);
            });
          }
        };
        img.src = image;
      });
    },
  },
};
</script>

<template>
  <div id="app">
    <ImageProcessing />
  </div>
</template>

<script>
import ImageProcessing from './components/ImageProcessing.vue';

export default {
  name: 'App',
  components: {
    ImageProcessing,
  },
};
</script>