examples: add screenshot example (#1456)

2024-06-08 16:56:21 +02:00
parent 6503b3e9ed
commit f74be96b2d
11 changed files with 747 additions and 300 deletions
@@ -0,0 +1,37 @@
+<script lang="ts" setup>
+import { Panel, VueFlow, useVueFlow } from '@vue-flow/core'
+import type { Edge, Node } from '@vue-flow/core'
+import { useScreenshot } from './useScreenshot'
+
+const { vueFlowRef } = useVueFlow()
+const { capture } = useScreenshot()
+
+const nodes = ref<Node[]>([
+  { 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 } },
+])
+
+const edges = ref<Edge[]>([
+  { id: 'e1-2', source: '1', target: '2', animated: true },
+  { id: 'e1-3', source: '1', target: '3' },
+])
+
+function doScreenshot() {
+  if (!vueFlowRef.value) {
+    console.warn('VueFlow element not found')
+    return
+  }
+
+  capture(vueFlowRef.value, { shouldDownload: true })
+}
+</script>
+
+<template>
+  <VueFlow :nodes="nodes" :edges="edges" fit-view-on-init style="background: white">
+    <Panel position="top-center">
+      <button @click="doScreenshot">Screenshot</button>
+    </Panel>
+  </VueFlow>
+</template>