Files
vue-flow/examples/Basic/BasicOptionsAPI.vue
2022-04-04 21:42:48 +02:00

75 lines
2.2 KiB
Vue

<script lang="ts">
import { VueFlow, Background, MiniMap, Controls, Elements, FlowEvents, FlowInstance, isNode, addEdge } from '@braks/vue-flow'
export default defineComponent({
name: 'BasicOptionsAPI',
components: { VueFlow, Background, MiniMap, Controls },
data() {
return {
instance: null as FlowInstance | null,
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' },
] as Elements,
}
},
methods: {
logToObject() {
console.log(this.instance?.toObject())
},
resetTransform() {
//
},
toggleclass() {
this.elements.forEach((el) => (el.class = el.class === 'light' ? 'dark' : 'light'))
},
updatePos() {
this.elements.forEach((el) => {
if (isNode(el)) {
el.position = {
x: Math.random() * 400,
y: Math.random() * 400,
}
}
})
},
onNodeDragStop(e: FlowEvents['nodeDragStop']) {
console.log('drag stop', e)
},
onPaneReady({ fitView }: FlowEvents['paneReady']) {
fitView({ padding: 0.1 })
},
onConnect(params: FlowEvents['connect']) {
addEdge(params, this.elements)
},
},
})
</script>
<template>
<VueFlow
v-model="elements"
class="vue-flow-basic-example"
:default-zoom="1.5"
:min-zoom="0.2"
:max-zoom="4"
:zoom-on-scroll="false"
@connect="onConnect"
@pane-ready="onPaneReady"
@node-drag-stop="onNodeDragStop"
>
<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>