Files
vue-flow/examples/Basic/Basic.vue
Braks 2fa7e22b5f feat(background): Allow background height/width to be set
* allow for bgColor to be set
* allow for no pattern to be used
2022-03-14 14:10:38 +01:00

61 lines
2.3 KiB
Vue

<script lang="ts" setup>
import { VueFlow, MiniMap, Controls, Background, BackgroundVariant, isNode, useVueFlow, Elements } from '~/index'
const elements = ref<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' },
])
const { onPaneReady, onNodeDragStop, onConnect, instance, addEdges } = useVueFlow()
onPaneReady(({ fitView }) => {
fitView({ padding: 0.1 })
})
onNodeDragStop((e) => console.log('drag stop', e))
onConnect((params) => addEdges([params]))
const updatePos = () =>
elements.value.forEach((el) => {
if (isNode(el)) {
el.position = {
x: Math.random() * 400,
y: Math.random() * 400,
}
}
})
const logToObject = () => console.log(instance.value?.toObject())
const resetTransform = () => elements.value.push({ id: '1234', position: { x: 50, y: 50 }, label: 'Foobar' })
const toggleclass = () => elements.value.forEach((el) => (el.class = el.class === 'light' ? 'dark' : 'light'))
</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"
>
<Background :variant="BackgroundVariant.None" :height="33" bg-color="pink">
<text fill="#000000" font-size="22" font-family="ARIAL" x="120" y="110"> LEVEL 1 </text>
</Background>
<Background :height="33" bg-color="purple">
<text fill="white" font-size="22" font-family="ARIAL" x="120" y="110"> LEVEL 2 </text>
</Background>
<Background :height="33" bg-color="crimson">
<text fill="white" font-size="22" font-family="ARIAL" x="120" y="110"> LEVEL 3 </text>
</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>