new:新增技能导出

frontend/src/pages/Character/Index.vue

@@ -28,6 +28,13 @@
         class="ml-1"
         icon="exchange"
       ></calc-button>
+      <calc-button
+        title="技能加点导出"
+        @click="exportSkillTree"
+        :disabled="exportingSkillTree || !infoStore.infos"
+        class="ml-1"
+        icon="share"
+      ></calc-button>
     </div>
   </div>
 
@@ -51,8 +58,16 @@ import ImportVue from './Config/import.vue'
 import ImportSkillVue from './Config/importSkill.vue'
 import ImportDnfhelper from './Config/importDnfhelper.vue'
 import Result from './Result/Index.vue'
+import SkillTree from './Skill/components/SkillTree'
 import { useDnfHelperStore } from '@/stores/dnfhelper.ts'
 import { type IHelperRoleInfo } from '@/api/info/type'
+import { useDialog } from '@/components/hooks/dialog'
+import { toPng } from 'html-to-image'
+import { h, nextTick, render } from 'vue'
+
+const skillTreeExportWidth = 550
+const skillTreeExportPixelRatio = 2
+
 const props = defineProps<{
   alter: string
 }>()
@@ -63,6 +78,8 @@ const importVisible = ref(false)
 const importSkillVisible = ref(false)
 const helperStore = useDnfHelperStore()
 const toImport = ref<IHelperRoleInfo>()
+const exportingSkillTree = ref(false)
+const { alert } = useDialog()
 
 // const shouldWatch = ref(true)
 
@@ -92,6 +109,79 @@ const showImportSkill = () => {
   importSkillVisible.value = true
 }
 
+const waitForSkillImages = async (root: HTMLElement) => {
+  const pendingImages = Array.from(root.querySelectorAll('img')).filter((image) => !image.complete)
+  if (pendingImages.length === 0) return
+
+  await Promise.race([
+    Promise.all(
+      pendingImages.map(
+        (image) =>
+          new Promise<void>((resolve) => {
+            image.addEventListener('load', () => resolve(), { once: true })
+            image.addEventListener('error', () => resolve(), { once: true })
+          }),
+      ),
+    ),
+    new Promise<void>((resolve) => window.setTimeout(resolve, 3000)),
+  ])
+}
+
+const exportSkillTree = async () => {
+  if (exportingSkillTree.value || !infoStore.infos) return
+
+  exportingSkillTree.value = true
+  const exportHost = document.createElement('div')
+  exportHost.className = 'skill-tree-export-host'
+  const exportRoot = document.createElement('div')
+  exportRoot.className = 'skill-tree-export-root'
+  exportHost.appendChild(exportRoot)
+  document.body.appendChild(exportHost)
+
+  try {
+    render(
+      h(SkillTree, {
+        skills: infoStore.skills,
+        lvInfo: configStore.config.skills,
+        bindAwake: configStore.config.bindAwake,
+        alter: infoStore.infos.alter,
+      }),
+      exportRoot,
+    )
+
+    await nextTick()
+    await document.fonts.ready
+    await waitForSkillImages(exportRoot)
+
+    const exportHeight = exportRoot.scrollHeight
+    const dataUrl = await toPng(exportRoot, {
+      width: skillTreeExportWidth,
+      height: exportHeight,
+      canvasWidth: skillTreeExportWidth,
+      canvasHeight: exportHeight,
+      pixelRatio: skillTreeExportPixelRatio,
+      backgroundColor: '#101012',
+      cacheBust: true,
+    })
+
+    const fileName = `${infoStore.infos.name || props.alter}-技能加点.png`.replace(
+      /[\\/:*?"<>|]/g,
+      '-',
+    )
+    const downloadLink = document.createElement('a')
+    downloadLink.download = fileName
+    downloadLink.href = dataUrl
+    downloadLink.click()
+  } catch (error) {
+    console.error('技能加点导出失败', error)
+    await alert({ content: '技能加点导出失败，请稍后重试' })
+  } finally {
+    render(null, exportRoot)
+    exportHost.remove()
+    exportingSkillTree.value = false
+  }
+}
+
 const route = useRoute()
 
 onMounted(async () => {
@@ -163,4 +253,19 @@ onUnmounted(() => {
   left: 0;
   background-color: rgba(50, 50, 50, 0.75);
 }
+
+.skill-tree-export-host {
+  position: fixed;
+  top: 0;
+  left: -10000px;
+  pointer-events: none;
+}
+
+.skill-tree-export-root {
+  width: 550px;
+  min-width: 550px;
+  overflow: visible;
+  color: #e9c558;
+  background: #101012;
+}
 </style>

frontend/src/pages/Character/Skill/components/SkillTree/index.tsx

@@ -4,7 +4,7 @@ import { useVModel } from '@vueuse/core'
 import CalcButton from '@/components/calc/button/index.vue'
 import './style.scss'
 
-const rowPrefixes = ['通用', 1, '', 10, '', 20, '', 30, '', 40, 50, 60, 70, 80, 90, 100]
+const rowPrefixes = ['通用', 1, '', 10, '', 20, '', 30, '', 40, '', 50, 60, 70, 80, 90, 100]
 const defaultColumnCount = 11
 const altersWithoutRowPrefix = new Set(['creator', 'dark_knight'])