Files
vue-flow/package/src/container/VueFlow/VueFlow.vue
T
2022-04-04 21:42:48 +02:00

94 lines
2.4 KiB
Vue

<script lang="ts" setup>
import ZoomPane from '../ZoomPane/ZoomPane.vue'
import { createHooks, useHooks } from '../../store'
import { useVueFlow } from '../../composables'
import type { FlowProps } from '../../types/flow'
import { Slots } from '../../context'
import useWatch from './watch'
const props = withDefaults(defineProps<FlowProps>(), {
snapToGrid: undefined,
onlyRenderVisibleElements: undefined,
edgesUpdatable: undefined,
nodesConnectable: undefined,
nodesDraggable: undefined,
elementsSelectable: undefined,
selectNodesOnDrag: undefined,
preventScrolling: undefined,
zoomOnScroll: undefined,
zoomOnPinch: undefined,
zoomOnDoubleClick: undefined,
panOnScroll: undefined,
panOnDrag: undefined,
applyDefault: undefined,
fitViewOnInit: undefined,
connectOnClick: undefined,
connectionLineStyle: () => null,
})
const emit = defineEmits([...Object.keys(createHooks()), 'update:modelValue', 'update:edges', 'update:nodes'])
const {
id,
store,
hooks,
applyDefault,
setElements,
setEdges,
setNodes,
getNodeTypes,
getEdgeTypes,
onNodesChange,
onEdgesChange,
applyNodeChanges,
applyEdgeChanges,
nodes: storedNodes,
edges: storedEdges,
} = useVueFlow(props)
useHooks(emit, hooks.value)
const { modelValue, nodes, edges } = useVModels(props, emit)
onMounted(() => useWatch({ modelValue, nodes, edges }, props, store))
if (applyDefault.value) {
onNodesChange(applyNodeChanges)
onEdgesChange(applyEdgeChanges)
}
if (props.modelValue && !storedNodes.value.length) setElements(props.modelValue)
if (props.nodes && !storedNodes.value.length) setNodes(props.nodes)
if (props.edges && !storedEdges.value.length) setEdges(props.edges)
if (modelValue && modelValue.value) {
watch([() => storedEdges.value.length, () => storedNodes.value.length], () => {
modelValue.value = [...storedNodes.value, ...storedEdges.value]
})
}
if (nodes && nodes.value) {
watch(
() => storedNodes.value.length,
() => (nodes.value = [...storedNodes.value]),
)
}
if (edges && edges.value) {
watch(
() => storedEdges.value.length,
() => (edges.value = [...storedEdges.value]),
)
}
provide(Slots, useSlots())
</script>
<script lang="ts">
export default {
name: 'VueFlow',
}
</script>
<template>
<div class="vue-flow">
<ZoomPane :key="`renderer-${id}`">
<slot name="zoom-pane" />
</ZoomPane>
<slot />
</div>
</template>