Files
vue-flow/examples/src/Basic/Basic.vue
T
Braks e14cf124ff fix(viewport): emit paneReady when dimensions are ready
* Wait for viewport & nodes to have their dimensions established before emitting paneReady
* Avoids getting 0 values for dimensions on paneReady
2022-04-11 11:30:10 +02:00

50 lines
1.8 KiB
Vue

<script lang="ts" setup>
import { VueFlow, MiniMap, Controls, Background, isNode, useVueFlow, Elements } from '@braks/vue-flow'
const elements = ref<Elements>([
{ id: '1', type: 'input', label: 'Node 1', position: { x: 250, y: 5 } },
{ id: '2', label: 'Node 2', position: { x: 100, y: 100 } },
{ id: '3', label: 'Node 3', position: { x: 400, y: 100 } },
{ id: '4', label: 'Node 4', position: { x: 400, y: 200 } },
{ id: 'e1-2', source: '1', target: '2', animated: true },
{ id: 'e1-3', source: '1', target: '3' },
])
const { onPaneReady, onNodeDragStop, onConnect, instance, addEdges } = useVueFlow({
defaultZoom: 1.5,
minZoom: 0.2,
maxZoom: 4,
})
onPaneReady(({ fitView }) => {
fitView()
})
onNodeDragStop((e) => console.log('drag stop', e))
onConnect((params) => addEdges([params]))
const updatePos = () =>
elements.value.forEach((el) => {
if (isNode(el)) {
el.position = {
x: Math.random() * 400,
y: Math.random() * 400,
}
}
})
const logToObject = () => console.log(instance.value?.toObject())
const resetTransform = () => instance.value?.setTransform({ x: 0, y: 0, zoom: 1 })
const toggleclass = () => elements.value.forEach((el) => (el.class = el.class === 'light' ? 'dark' : 'light'))
</script>
<template>
<VueFlow v-model="elements" class="vue-flow-basic-example">
<Background />
<MiniMap />
<Controls />
<div style="position: absolute; right: 10px; top: 10px; z-index: 4">
<button style="margin-right: 5px" @click="resetTransform">reset transform</button>
<button style="margin-right: 5px" @click="updatePos">change pos</button>
<button style="margin-right: 5px" @click="toggleclass">toggle class</button>
<button @click="logToObject">toObject</button>
</div>
</VueFlow>
</template>