63 lines
1.5 KiB
Vue
63 lines
1.5 KiB
Vue
<script lang="ts" setup>
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import type { Elements, FlowEvents, VueFlowStore } from '@vue-flow/core'
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import { ConnectionMode, VueFlow, useVueFlow } from '@vue-flow/core'
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import { Controls } from '@vue-flow/controls'
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import '@vue-flow/controls/dist/style.css'
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const initialElements: Elements = [
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{
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id: '1',
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type: 'input',
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label: 'Node <strong>A</strong>',
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position: { x: 250, y: 0 },
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},
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{
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id: '2',
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label: 'Node <strong>B</strong>',
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position: { x: 100, y: 100 },
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},
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{
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id: '3',
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label: 'Node <strong>C</strong>',
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position: { x: 400, y: 100 },
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style: { background: '#D6D5E6', color: '#333', border: '1px solid #222138', width: 180 },
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},
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{ id: 'e1-2', source: '1', target: '2', label: 'Updatable target', updatable: 'target' },
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]
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const { updateEdge } = useVueFlow()
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const elements = ref(initialElements)
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function onLoad(flowInstance: VueFlowStore) {
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return flowInstance.fitView()
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}
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function onEdgeUpdateStart({ edge }: FlowEvents['edgeUpdateStart']) {
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return console.log('start update', edge)
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}
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function onEdgeUpdateEnd({ edge }: FlowEvents['edgeUpdateEnd']) {
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return console.log('end update', edge)
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}
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function onEdgeUpdate({ edge, connection }: FlowEvents['edgeUpdate']) {
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return updateEdge(edge, connection)
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}
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</script>
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<template>
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<VueFlow
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v-model="elements"
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:snap-to-grid="true"
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:connection-mode="ConnectionMode.Loose"
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@pane-ready="onLoad"
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@edge-update="onEdgeUpdate"
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@edge-update-start="onEdgeUpdateStart"
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@edge-update-end="onEdgeUpdateEnd"
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>
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<Controls />
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</VueFlow>
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</template>
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