41 lines
1.2 KiB
Vue
41 lines
1.2 KiB
Vue
<script lang="ts" setup>
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import { VueFlow, addEdge, Connection, Edge, Elements, isEdge, FlowInstance, Position } from '@braks/vue-flow'
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const initialElements: Elements = [
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{
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id: '1',
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sourcePosition: Position.Right,
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type: 'input',
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label: 'Input',
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position: { x: 0, y: 80 },
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},
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{
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id: '2',
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type: 'output',
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sourcePosition: Position.Right,
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targetPosition: Position.Left,
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label: 'A Node',
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position: { x: 250, y: 0 },
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},
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{ id: 'e1-2', source: '1', type: 'smoothstep', target: '2', animated: true },
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]
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const elements = ref<Elements>(initialElements)
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const onConnect = (params: Connection | Edge) => (elements.value = addEdge(params, elements.value))
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const onLoad = (flowInstance: FlowInstance) => flowInstance.fitView()
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const changeType = () => {
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elements.value.forEach((el) => {
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if (isEdge(el) || el.type === 'input') return
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el.type = el.type === 'default' ? 'output' : 'default'
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})
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}
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</script>
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<template>
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<VueFlow v-model="elements" @connect="onConnect" @pane-ready="onLoad">
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<button :style="{ position: 'absolute', right: 10, top: 30, zIndex: 4 }" @click="changeType">change type</button>
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</VueFlow>
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</template>
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