126 lines
3.1 KiB
Vue
126 lines
3.1 KiB
Vue
<script lang="ts" setup>
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import { Panel, PanelPosition, useVueFlow } from '@vue-flow/core'
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import { toRef } from 'vue'
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import type { ControlProps } from './types'
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import ControlButton from './ControlButton.vue'
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import PlusIcon from './icons/plus.svg'
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import MinusIcon from './icons/minus.svg'
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import FitView from './icons/fitview.svg'
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import Lock from './icons/lock.svg'
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import Unlock from './icons/unlock.svg'
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const {
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showZoom = true,
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showFitView = true,
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showInteractive = true,
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fitViewParams,
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position = PanelPosition.BottomLeft,
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} = defineProps<ControlProps>()
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const emit = defineEmits<{
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(event: 'zoomIn'): void
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(event: 'zoomOut'): void
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(event: 'fitView'): void
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(event: 'interactionChange', active: boolean): void
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}>()
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const {
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nodesDraggable,
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nodesConnectable,
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elementsSelectable,
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setInteractive,
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zoomIn,
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zoomOut,
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fitView,
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viewport,
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minZoom,
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maxZoom,
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} = useVueFlow()
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const isInteractive = toRef(() => nodesDraggable.value || nodesConnectable.value || elementsSelectable.value)
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const minZoomReached = toRef(() => viewport.value.zoom <= minZoom.value)
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const maxZoomReached = toRef(() => viewport.value.zoom >= maxZoom.value)
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function onZoomInHandler() {
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zoomIn()
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emit('zoomIn')
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}
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function onZoomOutHandler() {
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zoomOut()
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emit('zoomOut')
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}
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function onFitViewHandler() {
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fitView(fitViewParams)
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emit('fitView')
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}
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function onInteractiveChangeHandler() {
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setInteractive(!isInteractive.value)
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emit('interactionChange', !isInteractive.value)
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}
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</script>
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<script lang="ts">
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export default {
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name: 'Controls',
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compatConfig: { MODE: 3 },
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}
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</script>
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<template>
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<Panel class="vue-flow__controls" :position="position">
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<slot name="top" />
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<template v-if="showZoom">
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<slot name="control-zoom-in">
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<ControlButton class="vue-flow__controls-zoomin" :disabled="maxZoomReached" @click="onZoomInHandler">
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<slot name="icon-zoom-in">
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<component :is="PlusIcon" />
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</slot>
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</ControlButton>
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</slot>
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<slot name="control-zoom-out">
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<ControlButton class="vue-flow__controls-zoomout" :disabled="minZoomReached" @click="onZoomOutHandler">
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<slot name="icon-zoom-out">
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<component :is="MinusIcon" />
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</slot>
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</ControlButton>
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</slot>
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</template>
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<template v-if="showFitView">
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<slot name="control-fit-view">
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<ControlButton class="vue-flow__controls-fitview" @click="onFitViewHandler">
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<slot name="icon-fit-view">
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<component :is="FitView" />
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</slot>
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</ControlButton>
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</slot>
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</template>
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<template v-if="showInteractive">
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<slot name="control-interactive">
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<ControlButton v-if="showInteractive" class="vue-flow__controls-interactive" @click="onInteractiveChangeHandler">
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<slot v-if="isInteractive" name="icon-unlock">
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<component :is="Unlock" />
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</slot>
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<slot v-if="!isInteractive" name="icon-lock">
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<component :is="Lock" />
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</slot>
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</ControlButton>
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</slot>
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</template>
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<slot />
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</Panel>
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</template>
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