vue拖拽流程图

<template>
  <div class="flowchart-container">
    <div
      v-for="(node, index) in nodes"
      :key="node.id"
      class="flowchart-node"
      :style="{ top: node.y + 'px', left: node.x + 'px' }"
      draggable="true"
      @dragstart="handleDragStart(index)"
      @dragend="handleDragEnd(index, $event)"
    >
      {{ node.label }}
    </div>
  </div>
</template>

<script setup>
import { ref } from 'vue';

const nodes = ref([
  { id: 1, label: 'Start', x: 50, y: 50 },
  { id: 2, label: 'Process', x: 200, y: 100 },
  { id: 3, label: 'End', x: 350, y: 50 }
]);

const handleDragStart = (index) => {
  // 处理拖拽开始逻辑
};

const handleDragEnd = (index, event) => {
  nodes.value[index].x = event.clientX;
  nodes.value[index].y = event.clientY;
};
</script>

<style>
.flowchart-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.flowchart-node {
  position: absolute;
  padding: 10px;
  background-color: #f0f0f0;
  border: 1px solid #ccc;
  cursor: move;
}
</style>