From 6b988bd582bfcd17fee48c476a5a6e5cc172b0d5 Mon Sep 17 00:00:00 2001
From: baoshiwei <baoshiwei@shlanbao.cn>
Date: 星期三, 12 三月 2025 10:08:33 +0800
Subject: [PATCH] dev-2
---
src/bpmn/index.vue | 496 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 496 insertions(+), 0 deletions(-)
diff --git a/src/bpmn/index.vue b/src/bpmn/index.vue
new file mode 100644
index 0000000..15437c8
--- /dev/null
+++ b/src/bpmn/index.vue
@@ -0,0 +1,496 @@
+<template>
+ <div class="containers-bpmn">
+ <!-- dark妯″紡涓� 杩炴帴绾跨殑绠ご鏍峰紡 -->
+ <svg width="0" height="0" style="position: absolute">
+ <defs>
+ <marker id="markerArrow-dark-mode" viewBox="0 0 20 20" refX="11" refY="10" markerWidth="10" markerHeight="10" orient="auto">
+ <path d="M 1 5 L 11 10 L 1 15 Z" class="arrow-dark" />
+ </marker>
+ </defs>
+ </svg>
+ <div v-loading="loading" class="app-containers-bpmn">
+ <el-container class="h-full">
+ <el-container style="align-items: stretch">
+ <el-header>
+ <div class="process-toolbar">
+ <el-space wrap :size="10">
+ <el-tooltip effect="dark" content="鑷�傚簲灞忓箷" placement="bottom">
+ <el-button size="small" icon="Rank" @click="fitViewport" />
+ </el-tooltip>
+ <el-tooltip effect="dark" content="鏀惧ぇ" placement="bottom">
+ <el-button size="small" icon="ZoomIn" @click="zoomViewport(true)" />
+ </el-tooltip>
+ <el-tooltip effect="dark" content="缂╁皬" placement="bottom">
+ <el-button size="small" icon="ZoomOut" @click="zoomViewport(false)" />
+ </el-tooltip>
+ <el-tooltip effect="dark" content="鍚庨��" placement="bottom">
+ <el-button size="small" icon="Back" @click="bpmnModeler.get('commandStack').undo()" />
+ </el-tooltip>
+ <el-tooltip effect="dark" content="鍓嶈繘" placement="bottom">
+ <el-button size="small" icon="Right" @click="bpmnModeler.get('commandStack').redo()" />
+ </el-tooltip>
+ </el-space>
+ <el-space wrap :size="10" style="float: right; padding-right: 10px">
+ <el-button size="small" type="primary" @click="saveXml">淇� 瀛�</el-button>
+ <el-dropdown size="small">
+ <el-button size="small" type="primary"> 棰� 瑙� </el-button>
+ <template #dropdown>
+ <el-dropdown-menu>
+ <el-dropdown-item icon="Document" @click="previewXML">XML棰勮</el-dropdown-item>
+ <el-dropdown-item icon="View" @click="previewSVG"> SVG棰勮</el-dropdown-item>
+ </el-dropdown-menu>
+ </template>
+ </el-dropdown>
+ <el-dropdown size="small">
+ <el-button size="small" type="primary"> 涓� 杞� </el-button>
+ <template #dropdown>
+ <el-dropdown-menu>
+ <el-dropdown-item icon="Download" @click="downloadXML">涓嬭浇XML</el-dropdown-item>
+ <el-dropdown-item icon="Download" @click="downloadSVG"> 涓嬭浇SVG</el-dropdown-item>
+ </el-dropdown-menu>
+ </template>
+ </el-dropdown>
+ </el-space>
+ </div>
+ </el-header>
+ <div ref="canvas" class="canvas" />
+ </el-container>
+ <div :class="{ 'process-panel': true, 'hide': panelFlag }">
+ <div class="process-panel-bar" @click="panelBarClick">
+ <div class="open-bar">
+ <el-link type="default" :underline="false">
+ <svg-icon class-name="open-bar" :icon-class="panelFlag ? 'caret-back' : 'caret-forward'"></svg-icon>
+ </el-link>
+ </div>
+ </div>
+ <transition enter-active-class="animate__animated animate__fadeIn">
+ <div v-show="showPanel" v-if="bpmnModeler" class="panel-content">
+ <PropertyPanel :modeler="bpmnModeler" />
+ </div>
+ </transition>
+ </div>
+ </el-container>
+ </div>
+ </div>
+ <div>
+ <el-dialog v-model="perviewXMLShow" title="XML棰勮" width="80%" append-to-body>
+ <highlightjs :code="xmlStr" language="XML" />
+ </el-dialog>
+ </div>
+ <div>
+ <el-dialog v-model="perviewSVGShow" title="SVG棰勮" width="80%" append-to-body>
+ <div style="text-align: center" v-html="svgData" />
+ </el-dialog>
+ </div>
+</template>
+
+<script lang="ts" setup name="BpmnDesign">
+import 'bpmn-js/dist/assets/diagram-js.css';
+import 'bpmn-js/dist/assets/bpmn-font/css/bpmn.css';
+import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-codes.css';
+import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-embedded.css';
+import './assets/style/index.scss';
+import type { Canvas, Modeler } from 'bpmn';
+import PropertyPanel from './panel/index.vue';
+import BpmnModeler from 'bpmn-js/lib/Modeler.js';
+import defaultXML from './assets/defaultXML';
+import flowableModdle from './assets/moddle/flowable';
+import Modules from './assets/module/index';
+import useModelerStore from '@/store/modules/modeler';
+import useDialog from '@/hooks/useDialog';
+
+const emit = defineEmits(['closeCallBack', 'saveCallBack']);
+
+const { visible, title, openDialog, closeDialog } = useDialog({
+ title: '缂栬緫娴佺▼'
+});
+const modelerStore = useModelerStore();
+
+const { proxy } = getCurrentInstance() as ComponentInternalInstance;
+
+const panelFlag = ref(false);
+const showPanel = ref(true);
+const canvas = ref<HTMLDivElement>();
+const panel = ref<HTMLDivElement>();
+const bpmnModeler = ref<Modeler>();
+const zoom = ref(1);
+const perviewXMLShow = ref(false);
+const perviewSVGShow = ref(false);
+const xmlStr = ref('');
+const svgData = ref('');
+const loading = ref(false);
+
+const panelBarClick = () => {
+ // 寤惰繜鎵ц锛屽惁鍒欎細瀵艰嚧闈㈡澘鏀惰捣鏃讹紝灞炴�ч潰鏉夸笉鏄剧ず
+ panelFlag.value = !panelFlag.value;
+ setTimeout(() => {
+ showPanel.value = !panelFlag.value;
+ }, 100);
+};
+
+/**
+ * 鍒濆鍖朇anvas
+ */
+const initCanvas = () => {
+ bpmnModeler.value = new BpmnModeler({
+ container: canvas.value,
+ // 閿洏
+ keyboard: {
+ bindTo: window // 鎴栬�厀indow锛屾敞鎰忎笌澶栭儴琛ㄥ崟鐨勯敭鐩樼洃鍚簨浠舵槸鍚﹀啿绐�
+ },
+ propertiesPanel: {
+ parent: panel.value
+ },
+ additionalModules: Modules,
+ moddleExtensions: {
+ flowable: flowableModdle
+ }
+ });
+};
+
+/**
+ * 鍒濆鍖朚odel
+ */
+const initModel = () => {
+ if (modelerStore.getModeler()) {
+ modelerStore.getModeler().destroy();
+ modelerStore.setModeler(undefined);
+ }
+ modelerStore.setModeler(bpmnModeler.value);
+};
+
+/**
+ * 鏂板缓
+ */
+const newDiagram = async () => {
+ await proxy?.$modal.confirm('鏄惁纭鏂板缓');
+ initDiagram();
+};
+
+/**
+ * 鍒濆鍖�
+ */
+const initDiagram = (xml?: string) => {
+ if (!xml) xml = defaultXML;
+ bpmnModeler.value.importXML(xml);
+};
+
+/**
+ * 鑷�傚簲灞忓箷
+ */
+const fitViewport = () => {
+ zoom.value = bpmnModeler.value.get<Canvas>('canvas').zoom('fit-viewport');
+ const bbox = document.querySelector<SVGGElement>('.app-containers-bpmn .viewport').getBBox();
+ const currentViewBox = bpmnModeler.value.get<Canvas>('canvas').viewbox();
+ const elementMid = {
+ x: bbox.x + bbox.width / 2 - 65,
+ y: bbox.y + bbox.height / 2
+ };
+ bpmnModeler.value.get<Canvas>('canvas').viewbox({
+ x: elementMid.x - currentViewBox.width / 2,
+ y: elementMid.y - currentViewBox.height / 2,
+ width: currentViewBox.width,
+ height: currentViewBox.height
+ });
+ zoom.value = (bbox.width / currentViewBox.width) * 1.8;
+};
+/**
+ * 鏀惧ぇ鎴栬�呯缉灏�
+ * @param zoomIn true 鏀惧ぇ | false 缂╁皬
+ */
+const zoomViewport = (zoomIn = true) => {
+ zoom.value = bpmnModeler.value.get<Canvas>('canvas').zoom();
+ zoom.value += zoomIn ? 0.1 : -0.1;
+ bpmnModeler.value.get<Canvas>('canvas').zoom(zoom.value);
+};
+
+/**
+ * 涓嬭浇XML
+ */
+const downloadXML = async () => {
+ try {
+ const { xml } = await bpmnModeler.value.saveXML({ format: true });
+ downloadFile(`${getProcessElement().name}.bpmn20.xml`, xml, 'application/xml');
+ } catch (e) {
+ proxy?.$modal.msgError(e);
+ }
+};
+
+/**
+ * 涓嬭浇SVG
+ */
+const downloadSVG = async () => {
+ try {
+ const { svg } = await bpmnModeler.value.saveSVG();
+ downloadFile(getProcessElement().name, svg, 'image/svg+xml');
+ } catch (e) {
+ proxy?.$modal.msgError(e);
+ }
+};
+
+/**
+ * XML棰勮
+ */
+const previewXML = async () => {
+ try {
+ const { xml } = await bpmnModeler.value.saveXML({ format: true });
+ xmlStr.value = xml;
+ perviewXMLShow.value = true;
+ } catch (e) {
+ proxy?.$modal.msgError(e);
+ }
+};
+
+/**
+ * SVG棰勮
+ */
+const previewSVG = async () => {
+ try {
+ const { svg } = await bpmnModeler.value.saveSVG();
+ svgData.value = svg;
+ perviewSVGShow.value = true;
+ } catch (e) {
+ proxy?.$modal.msgError(e);
+ }
+};
+
+const curNodeInfo = reactive({
+ curType: '', // 浠诲姟绫诲瀷 鐢ㄦ埛浠诲姟
+ curNode: '',
+ expValue: '' //澶氱敤鎴峰拰閮ㄩ棬瑙掕壊瀹炵幇
+});
+
+const downloadFile = (fileName: string, data: any, type: string) => {
+ const a = document.createElement('a');
+ const url = window.URL.createObjectURL(new Blob([data], { type: type }));
+ a.href = url;
+ a.download = fileName;
+ a.click();
+ window.URL.revokeObjectURL(url);
+};
+
+const getProcessElement = () => {
+ const rootElements = bpmnModeler.value?.getDefinitions().rootElements;
+ for (let i = 0; i < rootElements.length; i++) {
+ if (rootElements[i].$type === 'bpmn:Process') return rootElements[i];
+ }
+};
+
+const getProcess = () => {
+ const element = getProcessElement();
+ return {
+ id: element.id,
+ name: element.name
+ };
+};
+
+const saveXml = async () => {
+ const { xml } = await bpmnModeler.value.saveXML({ format: true });
+ const { svg } = await bpmnModeler.value.saveSVG();
+ const process = getProcess();
+ let data = {
+ xml: xml,
+ svg: svg,
+ key: process.id,
+ name: process.name,
+ loading: loading
+ };
+ emit('saveCallBack', data);
+};
+
+const open = (xml?: string) => {
+ openDialog();
+ nextTick(() => {
+ initDiagram(xml);
+ });
+};
+const close = () => {
+ closeDialog();
+};
+
+onMounted(() => {
+ nextTick(() => {
+ initCanvas();
+ initModel();
+ });
+});
+
+/**
+ * 瀵瑰鏆撮湶瀛愮粍浠舵柟娉�
+ */
+defineExpose({
+ initDiagram,
+ saveXml,
+ open,
+ close
+});
+</script>
+
+<style lang="scss">
+/** 澶滈棿妯″紡 绾挎潯鐨勯鑹� */
+$stroke-color-dark: white;
+$bpmn-font-size: 12px;
+/** 鏃ラ棿妯″紡 瀛椾綋棰滆壊 */
+$bpmn-font-color-dark: white;
+/** 澶滈棿妯″紡 瀛椾綋棰滆壊 */
+$bpmn-font-color-light: #222;
+
+/* 鑳屾櫙缃戞牸 */
+@mixin djs-container {
+ background-image: linear-gradient(90deg, hsl(0deg 0% 78.4% / 15%) 10%, transparent 0), linear-gradient(hsl(0deg 0% 78.4% / 15%) 10%, transparent 0) !important;
+ background-size: 10px 10px !important;
+}
+
+html[class='light'] {
+ /** 浠庡乏渚ф嫋鍔ㄦ椂鐨勮儗鏅浘 */
+ svg.new-parent {
+ @include djs-container;
+ }
+
+ /** 鍙屽嚮缂栬緫鍏冪礌鏃舵牱寮忎繚鎸佷竴鑷� */
+ div.djs-direct-editing-parent {
+ border-radius: 10px;
+ background-color: transparent !important;
+ color: $bpmn-font-color-light;
+ }
+
+ g.djs-visual {
+ .djs-label {
+ fill: $bpmn-font-color-light !important;
+ font-size: $bpmn-font-size !important;
+ }
+ }
+}
+
+html[class='dark'] {
+ /** dark妯″紡涓� 杩炴帴绾跨殑绠ご鏍峰紡 */
+ .arrow-dark {
+ stroke-width: 1px;
+ stroke-linecap: round;
+ stroke: $stroke-color-dark;
+ fill: $stroke-color-dark;
+ stroke-linejoin: round;
+ }
+
+ /** 浠庡乏渚ф嫋鍔ㄦ椂鐨勮儗鏅浘 */
+ svg.new-parent {
+ background-color: black !important;
+ @include djs-container;
+ }
+
+ /** 鍙屽嚮缂栬緫鍏冪礌鏃舵牱寮忎繚鎸佷竴鑷� */
+ div.djs-direct-editing-parent {
+ border-radius: 10px;
+ background-color: transparent !important;
+ color: $bpmn-font-color-dark;
+ }
+
+ /** 鍏冪礌鐩稿叧璁剧疆 */
+ g.djs-visual {
+ /** 鍏冪礌杈规 闇�瑕佸幓闄ゆ枃瀛�(.djs-label) */
+ & > *:first-child:not(.djs-label) {
+ stroke: $stroke-color-dark !important;
+ }
+
+ /** 瀛椾綋棰滆壊 */
+ .djs-label {
+ fill: $bpmn-font-color-dark !important;
+ font-size: $bpmn-font-size !important;
+ }
+
+ /* 杩炴帴绾挎牱寮� */
+ path[data-corner-radius] {
+ stroke: $stroke-color-dark !important;
+ marker-end: url('#markerArrow-dark-mode') !important;
+ }
+ }
+}
+
+.containers-bpmn {
+ height: 100%;
+ .app-containers-bpmn {
+ width: 100%;
+ height: 100%;
+ .canvas {
+ width: 100%;
+ height: 100%;
+ @include djs-container;
+ }
+ .el-header {
+ height: 35px;
+ padding: 0;
+ }
+
+ .process-panel {
+ transition: width 0.25s ease-in;
+ .process-panel-bar {
+ width: 34px;
+ height: 40px;
+ .open-bar {
+ width: 34px;
+ line-height: 40px;
+ }
+ }
+ // 鏀惰捣闈㈡澘鏍峰紡
+ &.hide {
+ width: 34px;
+ overflow: hidden;
+ padding: 0;
+ .process-panel-bar {
+ width: 34px;
+ height: 100%;
+ box-sizing: border-box;
+ display: block;
+ text-align: left;
+ line-height: 34px;
+ }
+ .process-panel-bar:hover {
+ background-color: var(--bpmn-panel-bar-background-color);
+ }
+ }
+ }
+ }
+}
+pre {
+ margin: 0;
+ height: 100%;
+ max-height: calc(80vh - 32px);
+ overflow-x: hidden;
+ overflow-y: auto;
+ .hljs {
+ word-break: break-word;
+ white-space: pre-wrap;
+ padding: 0.5em;
+ }
+}
+
+.open-bar {
+ font-size: 20px;
+ cursor: pointer;
+ text-align: center;
+}
+.process-panel {
+ box-sizing: border-box;
+ padding: 0 8px 0 8px;
+ border-left: 1px solid var(--bpmn-panel-border);
+ box-shadow: var(--bpmn-panel-box-shadow) 0 0 8px;
+ max-height: 100%;
+ width: 25%;
+ height: calc(100vh - 100px);
+ .el-collapse {
+ height: calc(100vh - 182px);
+ overflow: auto;
+ }
+}
+
+// 浠诲姟鏍� 閫忔槑搴�
+//:deep(.djs-palette) {
+// opacity: 0.3;
+// transition: all 1s;
+//}
+//
+//:deep(.djs-palette:hover) {
+// opacity: 1;
+// transition: all 1s;
+//}
+</style>
--
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