Files
vue-flow/docs/components/home/flows/Nested.vue
2022-10-08 23:25:34 +02:00

86 lines
2.8 KiB
Vue

<script lang="ts" setup>
import { Background, ConnectionMode, Controls, VueFlow, useVueFlow } from '@vue-flow/core'
import { breakpointsTailwind } from '@vueuse/core'
const emit = defineEmits(['pane'])
const breakpoints = useBreakpoints(breakpointsTailwind)
const nodeClasses = ['!normal-case font-semibold !text-white', '!border-1', 'shadow-md'].join(' ')
const childClasses = `${nodeClasses} !bg-green-500/70 !border-white`
const { onPaneReady, panOnDrag } = useVueFlow({
fitViewOnInit: true,
connectionMode: ConnectionMode.Loose,
zoomOnScroll: false,
preventScrolling: false,
translateExtent: [
[-500, -100],
[600, 500],
],
nodes: [
{ id: '1', type: 'input', label: 'Outer Node', position: { x: 0, y: 0 }, class: childClasses },
{
id: '2',
label: 'Parent Node',
position: { x: -125, y: 100 },
class: `${nodeClasses} !bg-green-500/30 !border-green-500`,
style: { width: '400px', height: '160px' },
},
{
id: '2a',
label: 'Child Node',
position: { x: 17, y: 30 },
parentNode: '2',
extent: 'parent',
class: childClasses,
},
{ id: '2b', label: 'Child Node', position: { x: 225, y: 30 }, parentNode: '2', extent: 'parent', class: childClasses },
{ id: '2c', label: 'Child Node', position: { x: 125, y: 100 }, parentNode: '2', extent: 'parent', class: childClasses },
{ id: '3', type: 'output', label: 'Outer Node', position: { x: 0, y: 300 }, class: childClasses },
],
edges: [
{ id: 'e1-2a', source: '1', target: '2a', type: 'smoothstep', style: { stroke: 'white', strokeWidth: '2' } },
{ id: 'e2-3', source: '2', target: '3', type: 'smoothstep', style: { stroke: 'white', strokeWidth: '2' } },
],
})
watch(
[breakpoints.sm, breakpoints.md, breakpoints.lg, breakpoints.xl, breakpoints['2xl']],
() => {
panOnDrag.value = !breakpoints.isSmaller('md')
},
{ immediate: true },
)
onPaneReady((i) => emit('pane', i))
</script>
<template>
<div class="md:max-w-1/3 flex flex-col justify-center <md:pt-12">
<div class="flex flex-col gap-2 items-center md:items-start">
<h1>Complex Flows</h1>
<p>
You want to visualize more complex ideas?
<br />
No worries! Vue Flow supports creating nested nodes and nested graphs out-of-the-box.
</p>
<a class="docs-button max-w-max" href="/guide/"> Documentation </a>
</div>
</div>
<div
class="w-full h-[300px] md:min-h-[400px] shadow-xl rounded-xl font-mono uppercase border-1 border-green-500 overflow-hidden"
>
<VueFlow class="nested">
<Controls class="md:(!left-auto !right-[10px])" />
<Background pattern-color="#aaa" class="!bg-gray-800" :gap="18" />
</VueFlow>
</div>
</template>
<style>
.nested .vue-flow__handle {
opacity: 0;
}
</style>