98a893108c
* docs: Animations * docs: add confetti gun * docs: update basic example on home page * docs(deps): Add stackblitz sdk to deps * chore: update yarn.lock * docs: use vue repl * docs: remove stackblitz sdk * docs: basic repl example * docs: use repl for examples/index.md (basic example) * docs: pass ext to repl * docs: add copy plugin * docs: use import map instead of dynamic imports * docs: use repl for custom node example * docs: hide repl errors * docs: use repl for custom connectionline example * docs: use repl for edges example * docs: exclude repl from ssr * docs: use repl for nested example * docs: use repl for stress example * docs: rename customNode to custom-node * docs: use repl for update-edge example * docs: use repl for update-node example * docs: use repl for validation example * docs: use repl for save-restore example * docs: scale down minimap in repl examples * docs: use repl for dnd example * docs: use repl for empty example * docs: use repl for hidden example * docs: use repl for interaction example * docs: use repl for multi example * docs: add pinia example with stackblitz * docs: update basic example * docs: update examples * docs: remove transition from intro * docs: update features * update: README.md * docs: scope css
85 lines
2.6 KiB
Vue
85 lines
2.6 KiB
Vue
<script setup>
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import { Background, Controls, MiniMap, VueFlow, isNode, useVueFlow } from '@braks/vue-flow'
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import { ref } from 'vue'
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import { initialElements } from './initial-elements.js'
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/**
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* useVueFlow provides all event handlers and store properties
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* You can pass the composable an object that has the same properties as the VueFlow component props
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*/
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const { onPaneReady, onNodeDragStop, onConnect, instance, addEdges } = useVueFlow()
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/**
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* Our elements
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*/
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const elements = ref(initialElements)
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/**
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* This is a Vue Flow event-hook which can be listened to from anywhere you call the composable, instead of only on the main component
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*
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* onPaneReady is called when viewpane & nodes have visible dimensions
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*/
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onPaneReady(({ fitView }) => {
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fitView()
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})
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onNodeDragStop((e) => console.log('drag stop', e))
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/**
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* onConnect is called when a new connection is created.
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* You can add additional properties to your new edge (like a type or label) or block the creation altogether
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*/
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onConnect((params) => addEdges([params]))
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const dark = ref(false)
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/**
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* To update node properties you can simply use your elements v-model and mutate the elements directly
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* Changes should always be reflected on the graph reactively, without the need to overwrite the elements
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*/
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const updatePos = () =>
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elements.value.forEach((el) => {
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if (isNode(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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/**
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* toObject transforms your current graph data to an easily persist-able object
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*/
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const logToObject = () => console.log(instance.value?.toObject())
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/**
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* Resets the current viewpane transformation (zoom & pan)
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*/
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const resetTransform = () => instance.value?.setTransform({ x: 0, y: 0, zoom: 1 })
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const toggleClass = () => {
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dark.value = !dark.value
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elements.value.forEach((el) => (el.class = dark.value ? 'dark' : 'light'))
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}
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</script>
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<template>
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<VueFlow v-model="elements" class="basicflow" :default-zoom="1.5" :min-zoom="0.2" :max-zoom="4">
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<Background pattern-color="#aaa" gap="8" />
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<MiniMap />
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<Controls />
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<div class="controls">
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<button style="background-color: #113285; color: white" @click="resetTransform">reset transform</button>
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<button style="background-color: #6f3381; color: white" @click="updatePos">update positions</button>
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<button
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:style="{ backgroundColor: dark ? '#FFFFFB' : '#1C1C1C', color: dark ? '#1C1C1C' : '#FFFFFB' }"
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@click="toggleClass"
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>
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toggle {{ dark ? 'light' : 'dark' }}
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</button>
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<button @click="logToObject">log toObject</button>
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</div>
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</VueFlow>
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</template>
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