51 lines
1.9 KiB
Vue
51 lines
1.9 KiB
Vue
<script lang="ts" setup>
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import { VueFlow, MiniMap, Controls, Background, useVueFlow, useNodesState, useEdgesState } from '~/index'
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const initialNodes = [
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{ id: '1', type: 'input', label: 'Node 1', position: { x: 250, y: 5 } },
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{ id: '2', label: 'Node 2', position: { x: 100, y: 100 } },
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{ id: '3', label: 'Node 3', position: { x: 400, y: 100 } },
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{ id: '4', label: 'Node 4', position: { x: 400, y: 200 } },
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]
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const initialEdges = [
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{ id: 'e1-2', source: '1', target: '2', animated: true },
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{ id: 'e1-3', source: '1', target: '3' },
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]
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const { onPaneReady, onNodeDragStop, onConnect, instance } = useVueFlow()
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const { nodes } = useNodesState({ nodes: initialNodes, applyDefault: true })
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const { edges, addEdges } = useEdgesState({ edges: initialEdges, applyDefault: true })
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onPaneReady(({ fitView }) => {
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fitView({ padding: 0.1 })
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})
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onNodeDragStop((e) => console.log('drag stop', e))
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onConnect((params) => addEdges([params]))
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const updatePos = () => {
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nodes.forEach((el) => {
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el.position = {
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x: Math.random() * 400,
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y: Math.random() * 400,
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}
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})
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}
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const logToObject = () => console.log(instance.value?.toObject())
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const resetTransform = () => instance.value?.setTransform({ x: 0, y: 0, zoom: 1 })
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const toggleclasss = () => {
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nodes.forEach((el) => (el.class = el.class === 'light' ? 'dark' : 'light'))
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}
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</script>
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<template>
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<VueFlow class="vue-flow-basic-example" :default-zoom="1.5" :min-zoom="0.2" :max-zoom="4" :zoom-on-scroll="false">
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<Background />
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<MiniMap />
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<Controls />
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<div style="position: absolute; right: 10px; top: 10px; z-index: 4">
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<button style="margin-right: 5px" @click="resetTransform">reset transform</button>
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<button style="margin-right: 5px" @click="updatePos">change pos</button>
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<button style="margin-right: 5px" @click="toggleclasss">toggle classs</button>
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<button @click="logToObject">toObject</button>
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</div>
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</VueFlow>
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</template>
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