f99dca1c11
* use v-model for save & restore example Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>
48 lines
1.2 KiB
Vue
48 lines
1.2 KiB
Vue
<script lang="ts" setup>
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import { useZoomPanHelper, FlowExportObject, Node, useVueFlow } from '~/index'
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const flowKey = 'example-flow'
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const state = useStorage(flowKey, {
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elements: [],
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position: [NaN, NaN],
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zoom: 1,
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} as FlowExportObject)
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const getNodeId = () => `randomnode_${+new Date()}`
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const { transform } = useZoomPanHelper()
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const flow = useVueFlow()
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const emit = defineEmits(['restore', 'add'])
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const onSave = () => {
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if (flow.instance) state.value = flow.instance.toObject()
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}
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const onRestore = () => {
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const flow: FlowExportObject | null = state.value
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if (flow) {
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const [x = 0, y = 0] = flow.position
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emit('restore', flow.elements ?? [])
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transform({ x, y, zoom: flow.zoom || 0 })
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}
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}
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const onAdd = () => {
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const newNode = {
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id: `random_node-${getNodeId()}`,
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data: { label: 'Added node' },
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position: { x: Math.random() * window.innerWidth - 100, y: Math.random() * window.innerHeight },
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} as Node
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flow.addElements([newNode])
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}
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</script>
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<template>
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<div class="save__controls">
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<button @click="onSave">save</button>
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<button @click="onRestore">restore</button>
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<button @click="onAdd">add node</button>
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</div>
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</template>
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