88 lines
2.4 KiB
Vue
88 lines
2.4 KiB
Vue
<script lang="ts" setup>
|
|
import type { Elements, Node, SnapGrid } from '@braks/vue-flow'
|
|
import { ConnectionMode, Controls, MiniMap, Position, VueFlow, isEdge, useVueFlow } from '@braks/vue-flow'
|
|
import ColorSelectorNode from './ColorSelectorNode.vue'
|
|
|
|
const elements = ref<Elements>([])
|
|
const bgColor = ref('#1A192B')
|
|
const connectionLineStyle = { stroke: '#fff' }
|
|
const snapGrid: SnapGrid = [16, 16]
|
|
|
|
const nodeStroke = (n: Node): string => {
|
|
if (n.type === 'input') return '#0041d0'
|
|
if (n.type === 'selectorNode') return bgColor.value
|
|
if (n.type === 'output') return '#ff0072'
|
|
return '#eee'
|
|
}
|
|
const nodeColor = (n: Node): string => {
|
|
if (n.type === 'selectorNode') return bgColor.value
|
|
return '#fff'
|
|
}
|
|
|
|
const onChange = (event: Event) => {
|
|
elements.value.forEach((e) => {
|
|
if (isEdge(e) || e.id !== '2') return e
|
|
bgColor.value = (event.target as HTMLInputElement).value
|
|
})
|
|
}
|
|
|
|
onMounted(() => {
|
|
elements.value = [
|
|
{
|
|
id: '1',
|
|
type: 'input',
|
|
label: 'An input node',
|
|
position: { x: 0, y: 50 },
|
|
sourcePosition: Position.Right,
|
|
},
|
|
{
|
|
id: '2',
|
|
type: 'selectorNode',
|
|
data: { onChange, color: bgColor },
|
|
style: { border: '1px solid #777', padding: '10px' },
|
|
position: { x: 250, y: 50 },
|
|
},
|
|
{
|
|
id: '3',
|
|
type: 'output',
|
|
label: 'Output A',
|
|
position: { x: 650, y: 25 },
|
|
targetPosition: Position.Left,
|
|
},
|
|
{
|
|
id: '4',
|
|
type: 'output',
|
|
label: 'Output B',
|
|
position: { x: 650, y: 100 },
|
|
targetPosition: Position.Left,
|
|
},
|
|
|
|
{ id: 'e1-2', source: '1', target: '2', animated: true, style: { stroke: '#fff' } },
|
|
{ id: 'e2a-3', source: '2', sourceHandle: 'a', target: '3', animated: true, style: { stroke: '#fff' } },
|
|
{ id: 'e2b-4', source: '2', sourceHandle: 'b', target: '4', animated: true, style: { stroke: '#fff' } },
|
|
]
|
|
})
|
|
|
|
const { onPaneReady } = useVueFlow({
|
|
connectionMode: ConnectionMode.Loose,
|
|
connectionLineStyle,
|
|
snapToGrid: true,
|
|
snapGrid,
|
|
defaultZoom: 1.5,
|
|
})
|
|
onPaneReady((i) => {
|
|
i.fitView()
|
|
console.log('flow loaded:', i)
|
|
})
|
|
</script>
|
|
|
|
<template>
|
|
<VueFlow v-model="elements" :style="{ backgroundColor: bgColor }">
|
|
<template #node-selectorNode="props">
|
|
<ColorSelectorNode v-bind="props" />
|
|
</template>
|
|
<MiniMap :node-stroke-color="nodeStroke" :node-color="nodeColor" />
|
|
<Controls />
|
|
</VueFlow>
|
|
</template>
|