| | |
| | | <template> |
| | | <div class="containers"> |
| | | <div class="app-containers"> |
| | | <el-container class="h-full"> |
| | | <el-container style="align-items: stretch"> |
| | | <el-header> |
| | | <div class="process-toolbar"> |
| | | <el-space wrap :size="10"> |
| | | <el-button size="small" type="primary" @click="saveXml">保 存</el-button> |
| | | <el-dropdown size="small"> |
| | | <el-button size="small" type="primary"> 预 览 </el-button> |
| | | <template #dropdown> |
| | | <el-dropdown-menu> |
| | | <el-dropdown-item icon="Document" @click="previewXML">XML预览</el-dropdown-item> |
| | | <el-dropdown-item icon="View" @click="previewSVG"> SVG预览</el-dropdown-item> |
| | | </el-dropdown-menu> |
| | | </template> |
| | | </el-dropdown> |
| | | |
| | | <el-dropdown size="small"> |
| | | <el-button size="small" type="primary"> 下 载 </el-button> |
| | | <template #dropdown> |
| | | <el-dropdown-menu> |
| | | <el-dropdown-item icon="Download" @click="downloadXML">下载XML</el-dropdown-item> |
| | | <el-dropdown-item icon="Download" @click="downloadSVG"> 下载SVG</el-dropdown-item> |
| | | </el-dropdown-menu> |
| | | </template> |
| | | </el-dropdown> |
| | | <el-tooltip effect="dark" content="新建" placement="bottom"> |
| | | <el-button size="small" icon="CirclePlus" @click="newDiagram" /> |
| | | </el-tooltip> |
| | | <el-tooltip effect="dark" content="自适应屏幕" placement="bottom"> |
| | | <el-button size="small" icon="Rank" @click="fitViewport" /> |
| | | </el-tooltip> |
| | | <el-tooltip effect="dark" content="放大" placement="bottom"> |
| | | <el-button size="small" icon="ZoomIn" @click="zoomViewport(true)" /> |
| | | </el-tooltip> |
| | | <el-tooltip effect="dark" content="缩小" placement="bottom"> |
| | | <el-button size="small" icon="ZoomOut" @click="zoomViewport(false)" /> |
| | | </el-tooltip> |
| | | <el-tooltip effect="dark" content="后退" placement="bottom"> |
| | | <el-button size="small" icon="Back" @click="bpmnModeler.get('commandStack').undo()" /> |
| | | </el-tooltip> |
| | | <el-tooltip effect="dark" content="前进" placement="bottom"> |
| | | <el-button size="small" icon="Right" @click="bpmnModeler.get('commandStack').redo()" /> |
| | | </el-tooltip> |
| | | </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预览" width="80%" append-to-body> |
| | | <highlightjs :code="xmlStr" language="XML" /> |
| | | </el-dialog> |
| | | </div> |
| | | <div> |
| | | <el-dialog v-model="perviewSVGShow" title="SVG预览" width="80%" append-to-body> |
| | | <div style="text-align: center" v-html="svgData" /> |
| | | <div class="design"> |
| | | <el-dialog v-model="visible" width="100%" fullscreen :title="title"> |
| | | <div class="modeler"> |
| | | <bpmn-design ref="bpmnDesignRef" @save-call-back="saveCallBack"></bpmn-design> |
| | | </div> |
| | | </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 { Canvas, Modeler } from 'bpmn'; |
| | | import PropertyPanel from './panel/index.vue'; |
| | | import BpmnModeler from 'bpmn-js/lib/Modeler.js'; |
| | | import defaultXML from '@/components/BpmnDesign/assets/defaultXML'; |
| | | import flowableModdle from '@/components/BpmnDesign/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: '编辑流程' |
| | | }); |
| | | const modelerStore = useModelerStore(); |
| | | <script lang="ts" setup name="Design"> |
| | | import { getInfo, editModelXml } from '@/api/workflow/model'; |
| | | |
| | | 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 panelBarClick = () => { |
| | | // 延迟执行,否则会导致面板收起时,属性面板不显示 |
| | | panelFlag.value = !panelFlag.value; |
| | | setTimeout(() => { |
| | | showPanel.value = !panelFlag.value; |
| | | }, 100); |
| | | import { ModelForm } from '@/api/workflow/model/types'; |
| | | import BpmnDesign from '@/bpmn/index.vue'; |
| | | import useDialog from '@/hooks/useDialog'; |
| | | const bpmnDesignRef = ref<InstanceType<typeof BpmnDesign>>(); |
| | | const modelForm = ref<ModelForm>(); |
| | | const emit = defineEmits(['closeCallBack']); |
| | | const { visible, title } = useDialog({ |
| | | title: '编辑流程' |
| | | }); |
| | | const modelId = ref(''); |
| | | const open = async (id) => { |
| | | visible.value = true; |
| | | modelId.value = id; |
| | | const { data } = await getInfo(id); |
| | | modelForm.value = data; |
| | | bpmnDesignRef.value.initDiagram(modelForm.value.xml); |
| | | }; |
| | | |
| | | /** |
| | | * 初始化Canvas |
| | | */ |
| | | const initCanvas = () => { |
| | | bpmnModeler.value = new BpmnModeler({ |
| | | container: canvas.value, |
| | | // 键盘 |
| | | keyboard: { |
| | | bindTo: window // 或者window,注意与外部表单的键盘监听事件是否冲突 |
| | | }, |
| | | propertiesPanel: { |
| | | parent: panel.value |
| | | }, |
| | | additionalModules: Modules, |
| | | moddleExtensions: { |
| | | flowable: flowableModdle |
| | | //保存模型 |
| | | const saveCallBack = async (data) => { |
| | | await proxy?.$modal.confirm('是否确认保存?'); |
| | | data.loading.value = true; |
| | | modelForm.value.id = modelId.value; |
| | | modelForm.value.xml = data.xml; |
| | | modelForm.value.svg = data.svg; |
| | | modelForm.value.key = data.key; |
| | | modelForm.value.name = data.name; |
| | | editModelXml(modelForm.value).then((res) => { |
| | | if (res.code === 200) { |
| | | visible.value = false; |
| | | proxy?.$modal.msgSuccess('保存成功'); |
| | | emit('closeCallBack', data); |
| | | } |
| | | }); |
| | | data.loading.value = false; |
| | | }; |
| | | |
| | | /** |
| | | * 初始化Model |
| | | */ |
| | | const initModel = () => { |
| | | if (modelerStore.getModeler()) { |
| | | modelerStore.getModeler().destroy(); |
| | | modelerStore.setModeler(undefined); |
| | | } |
| | | modelerStore.setModeler(bpmnModeler.value); |
| | | }; |
| | | |
| | | /** |
| | | * 新建 |
| | | */ |
| | | const newDiagram = async () => { |
| | | await proxy?.$modal.confirm('是否确认新建'); |
| | | initDiagram(); |
| | | }; |
| | | |
| | | /** |
| | | * 初始化 |
| | | */ |
| | | const initDiagram = (xml?: string) => { |
| | | if (!xml) xml = defaultXML; |
| | | bpmnModeler.value.importXML(xml); |
| | | }; |
| | | |
| | | /** |
| | | * 自适应屏幕 |
| | | */ |
| | | const fitViewport = () => { |
| | | zoom.value = bpmnModeler.value.get<Canvas>('canvas').zoom('fit-viewport'); |
| | | const bbox = document.querySelector<SVGGElement>('.app-containers .viewport').getBBox(); |
| | | const currentViewBox = bpmnModeler.value.get<Canvas>('canvas').viewbox(); |
| | | const elementMid = { |
| | | x: bbox.x + bbox.width / 2 - 65, |
| | | y: bbox.y + bbox.height / 2 |
| | | }; |
| | | bpmnModeler.value.get<Canvas>('canvas').viewbox({ |
| | | x: elementMid.x - currentViewBox.width / 2, |
| | | y: elementMid.y - currentViewBox.height / 2, |
| | | width: currentViewBox.width, |
| | | height: currentViewBox.height |
| | | }); |
| | | zoom.value = (bbox.width / currentViewBox.width) * 1.8; |
| | | }; |
| | | /** |
| | | * 放大或者缩小 |
| | | * @param zoomIn true 放大 | false 缩小 |
| | | */ |
| | | const zoomViewport = (zoomIn = true) => { |
| | | zoom.value = bpmnModeler.value.get<Canvas>('canvas').zoom(); |
| | | zoom.value += zoomIn ? 0.1 : -0.1; |
| | | bpmnModeler.value.get<Canvas>('canvas').zoom(zoom.value); |
| | | }; |
| | | |
| | | /** |
| | | * 下载XML |
| | | */ |
| | | const downloadXML = async () => { |
| | | try { |
| | | const { xml } = await bpmnModeler.value.saveXML({ format: true }); |
| | | downloadFile(`${getProcessElement().name}.bpmn20.xml`, xml, 'application/xml'); |
| | | } catch (e) { |
| | | proxy?.$modal.msgError(e); |
| | | } |
| | | }; |
| | | |
| | | /** |
| | | * 下载SVG |
| | | */ |
| | | const downloadSVG = async () => { |
| | | try { |
| | | const { svg } = await bpmnModeler.value.saveSVG(); |
| | | downloadFile(getProcessElement().name, svg, 'image/svg+xml'); |
| | | } catch (e) { |
| | | proxy?.$modal.msgError(e); |
| | | } |
| | | }; |
| | | |
| | | /** |
| | | * XML预览 |
| | | */ |
| | | const previewXML = async () => { |
| | | try { |
| | | const { xml } = await bpmnModeler.value.saveXML({ format: true }); |
| | | xmlStr.value = xml; |
| | | perviewXMLShow.value = true; |
| | | } catch (e) { |
| | | proxy?.$modal.msgError(e); |
| | | } |
| | | }; |
| | | |
| | | /** |
| | | * SVG预览 |
| | | */ |
| | | const previewSVG = async () => { |
| | | try { |
| | | const { svg } = await bpmnModeler.value.saveSVG(); |
| | | svgData.value = svg; |
| | | perviewSVGShow.value = true; |
| | | } catch (e) { |
| | | proxy?.$modal.msgError(e); |
| | | } |
| | | }; |
| | | |
| | | const curNodeInfo = reactive({ |
| | | curType: '', // 任务类型 用户任务 |
| | | curNode: '', |
| | | expValue: '' //多用户和部门角色实现 |
| | | }); |
| | | |
| | | 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 |
| | | }; |
| | | emit('saveCallBack', data); |
| | | }; |
| | | |
| | | const open = (xml?: string) => { |
| | | openDialog(); |
| | | nextTick(() => { |
| | | initDiagram(xml); |
| | | }); |
| | | }; |
| | | const close = () => { |
| | | closeDialog(); |
| | | }; |
| | | |
| | | onMounted(() => { |
| | | nextTick(() => { |
| | | initCanvas(); |
| | | initModel(); |
| | | }); |
| | | }); |
| | | |
| | | /** |
| | | * 对外暴露子组件方法 |
| | | */ |
| | | defineExpose({ |
| | | initDiagram, |
| | | saveXml, |
| | | open, |
| | | close |
| | | open |
| | | }); |
| | | </script> |
| | | |
| | | <style lang="scss" scoped> |
| | | .containers { |
| | | height: 100%; |
| | | .app-containers { |
| | | width: 100%; |
| | | height: 100%; |
| | | .canvas { |
| | | width: 100%; |
| | | height: 100%; |
| | | background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PHBhdHRlcm4gaWQ9ImEiIHdpZHRoPSI0MCIgaGVpZ2h0PSI0MCIgcGF0dGVyblVuaXRzPSJ1c2VyU3BhY2VPblVzZSI+PHBhdGggZD0iTTAgMTBoNDBNMTAgMHY0ME0wIDIwaDQwTTIwIDB2NDBNMCAzMGg0ME0zMCAwdjQwIiBmaWxsPSJub25lIiBzdHJva2U9IiNlMGUwZTAiIG9wYWNpdHk9Ii4yIi8+PHBhdGggZD0iTTQwIDBIMHY0MCIgZmlsbD0ibm9uZSIgc3Ryb2tlPSIjZTBlMGUwIi8+PC9wYXR0ZXJuPjwvZGVmcz48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWxsPSJ1cmwoI2EpIi8+PC9zdmc+'); |
| | | } |
| | | .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; |
| | | } |
| | | } |
| | | // 收起面板样式 |
| | | &.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: #f5f7fa; |
| | | } |
| | | } |
| | | } |
| | | .design { |
| | | :deep(.el-dialog .el-dialog__body) { |
| | | max-height: 100% !important; |
| | | min-height: calc(100vh - 80px); |
| | | padding: 10px 0 10px 0 !important; |
| | | } |
| | | :deep(.el-dialog__header) { |
| | | padding: 0 0 5px 0 !important; |
| | | } |
| | | } |
| | | pre { |
| | | margin: 0; |
| | | height: 100%; |
| | | max-height: calc(80vh - 32px); |
| | | overflow-x: hidden; |
| | | overflow-y: auto; |
| | | :deep(.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 #eeeeee; |
| | | box-shadow: #cccccc 0 0 8px; |
| | | max-height: 100%; |
| | | width: 480px; |
| | | height: calc(100vh - 80px); |
| | | :deep(.el-collapse) { |
| | | height: calc(100vh - 162px); |
| | | overflow: auto; |
| | | } |
| | | } |
| | | |
| | | // 任务栏 透明度 |
| | | //:deep(.djs-palette) { |
| | | // opacity: 0.3; |
| | | // transition: all 1s; |
| | | //} |
| | | // |
| | | //:deep(.djs-palette:hover) { |
| | | // opacity: 1; |
| | | // transition: all 1s; |
| | | //} |
| | | </style> |