Files
vue-flow/src/components/Edges/StraightEdge.vue

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2.1 KiB
Vue

<script lang="ts" setup>
import EdgeText from './EdgeText.vue'
import { getMarkerEnd, getBezierPath } from './utils'
import { ArrowHeadType, EdgeProps, ElementId, Position } from '~/types'
interface StraightEdgeProps extends EdgeProps {
id: ElementId
source: ElementId
target: ElementId
sourceX: number
sourceY: number
targetX: number
targetY: number
selected?: boolean
animated?: boolean
sourcePosition: Position
targetPosition: Position
label?:
| string
| {
component: any
props?: any
}
labelStyle?: any
labelShowBg?: boolean
labelBgStyle?: any
labelBgPadding?: [number, number]
labelBgBorderRadius?: number
style?: any
arrowHeadType?: ArrowHeadType
markerEndId?: string
data?: any
sourceHandleId?: ElementId | null
targetHandleId?: ElementId | null
}
const props = withDefaults(defineProps<StraightEdgeProps>(), {
selected: false,
sourcePosition: Position.Bottom,
targetPosition: Position.Top,
label: () => '',
labelStyle: () => ({}),
labelShowBg: true,
labelBgStyle: () => ({}),
})
const centerY = computed(() => {
const yOffset = Math.abs(props.targetY - props.sourceY) / 2
return props.targetY < props.sourceY ? props.targetY + yOffset : props.targetY - yOffset
})
const centerX = computed(() => {
const xOffset = Math.abs(props.targetX - props.sourceX) / 2
return props.targetX < props.sourceX ? props.targetX + xOffset : props.targetX - xOffset
})
const path = computed(() => {
if (props.sourceX && props.sourceY)
return getBezierPath({
...props,
})
else return ''
})
const markerEnd = computed(() => getMarkerEnd(props.arrowHeadType, props.markerEndId))
</script>
<script lang="ts">
export default {
inheritAttrs: false,
}
</script>
<template>
<path :style="props.style" class="vue-flow__edge-path" :d="path" :marker-end="markerEnd" />
<EdgeText
v-if="props.label"
:x="centerX"
:y="centerY"
:label="props.label"
:label-style="props.labelStyle"
:label-show-bg="props.labelShowBg"
:label-bg-style="props.labelBgStyle"
:label-bg-padding="props.labelBgPadding"
:label-bg-border-radius="props.labelBgBorderRadius"
/>
</template>