| 提交 | 用户 | 时间 | ||
| 820397 | 1 | <template> |
| H | 2 | <div class="my-process-designer"> |
| 3 | <div class="my-process-designer__header" style="z-index: 999; display: table-row-group"> | |
| 4 | <slot name="control-header"></slot> | |
| 5 | <template v-if="!$slots['control-header']"> | |
| 6 | <ElButtonGroup key="file-control"> | |
| 7 | <XButton preIcon="ep:folder-opened" title="打开文件" @click="refFile.click()" /> | |
| 8 | <el-tooltip effect="light" placement="bottom"> | |
| 9 | <template #content> | |
| 10 | <div style="color: #409eff"> | |
| 11 | <!-- <el-button link @click="downloadProcessAsXml()">下载为XML文件</el-button> --> | |
| 12 | <XTextButton title="下载为XML文件" @click="downloadProcessAsXml()" /> | |
| 13 | <br /> | |
| 14 | ||
| 15 | <!-- <el-button link @click="downloadProcessAsSvg()">下载为SVG文件</el-button> --> | |
| 16 | <XTextButton title="下载为SVG文件" @click="downloadProcessAsSvg()" /> | |
| 17 | <br /> | |
| 18 | ||
| 19 | <!-- <el-button link @click="downloadProcessAsBpmn()">下载为BPMN文件</el-button> --> | |
| 20 | <XTextButton title="下载为BPMN文件" @click="downloadProcessAsBpmn()" /> | |
| 21 | </div> | |
| 22 | </template> | |
| 23 | <XButton title="下载文件" preIcon="ep:download" /> | |
| 24 | </el-tooltip> | |
| 25 | <el-tooltip effect="light"> | |
| 26 | <XButton preIcon="ep:view" title="浏览" /> | |
| 27 | <template #content> | |
| 28 | <!-- <el-button link @click="previewProcessXML">预览XML</el-button> --> | |
| 29 | <XTextButton title="预览XML" @click="previewProcessXML" /> | |
| 30 | <br /> | |
| 31 | <!-- <el-button link @click="previewProcessJson">预览JSON</el-button> --> | |
| 32 | <XTextButton title="预览JSON" @click="previewProcessJson" /> | |
| 33 | </template> | |
| 34 | </el-tooltip> | |
| 35 | <el-tooltip | |
| 36 | v-if="props.simulation" | |
| 37 | effect="light" | |
| 38 | :content="simulationStatus ? '退出模拟' : '开启模拟'" | |
| 39 | > | |
| 40 | <XButton preIcon="ep:cpu" title="模拟" @click="processSimulation" /> | |
| 41 | </el-tooltip> | |
| 42 | </ElButtonGroup> | |
| 43 | <ElButtonGroup key="align-control"> | |
| 44 | <el-tooltip effect="light" content="向左对齐"> | |
| 45 | <!-- <el-button | |
| 46 | class="align align-left" | |
| 47 | icon="el-icon-s-data" | |
| 48 | @click="elementsAlign('left')" | |
| 49 | /> --> | |
| 50 | <XButton | |
| 51 | preIcon="fa:align-left" | |
| 52 | class="align align-bottom" | |
| 53 | @click="elementsAlign('left')" | |
| 54 | /> | |
| 55 | </el-tooltip> | |
| 56 | <el-tooltip effect="light" content="向右对齐"> | |
| 57 | <!-- <el-button | |
| 58 | class="align align-right" | |
| 59 | icon="el-icon-s-data" | |
| 60 | @click="elementsAlign('right')" | |
| 61 | /> --> | |
| 62 | <XButton | |
| 63 | preIcon="fa:align-left" | |
| 64 | class="align align-top" | |
| 65 | @click="elementsAlign('right')" | |
| 66 | /> | |
| 67 | </el-tooltip> | |
| 68 | <el-tooltip effect="light" content="向上对齐"> | |
| 69 | <!-- <el-button | |
| 70 | class="align align-top" | |
| 71 | icon="el-icon-s-data" | |
| 72 | @click="elementsAlign('top')" | |
| 73 | /> --> | |
| 74 | <XButton | |
| 75 | preIcon="fa:align-left" | |
| 76 | class="align align-left" | |
| 77 | @click="elementsAlign('top')" | |
| 78 | /> | |
| 79 | </el-tooltip> | |
| 80 | <el-tooltip effect="light" content="向下对齐"> | |
| 81 | <!-- <el-button | |
| 82 | class="align align-bottom" | |
| 83 | icon="el-icon-s-data" | |
| 84 | @click="elementsAlign('bottom')" | |
| 85 | /> --> | |
| 86 | <XButton | |
| 87 | preIcon="fa:align-left" | |
| 88 | class="align align-right" | |
| 89 | @click="elementsAlign('bottom')" | |
| 90 | /> | |
| 91 | </el-tooltip> | |
| 92 | <el-tooltip effect="light" content="水平居中"> | |
| 93 | <!-- <el-button | |
| 94 | class="align align-center" | |
| 95 | icon="el-icon-s-data" | |
| 96 | @click="elementsAlign('center')" | |
| 97 | /> --> | |
| 98 | <!-- class="align align-center" --> | |
| 99 | <XButton | |
| 100 | preIcon="fa:align-left" | |
| 101 | class="align align-center" | |
| 102 | @click="elementsAlign('center')" | |
| 103 | /> | |
| 104 | </el-tooltip> | |
| 105 | <el-tooltip effect="light" content="垂直居中"> | |
| 106 | <!-- <el-button | |
| 107 | class="align align-middle" | |
| 108 | icon="el-icon-s-data" | |
| 109 | @click="elementsAlign('middle')" | |
| 110 | /> --> | |
| 111 | <XButton | |
| 112 | preIcon="fa:align-left" | |
| 113 | class="align align-middle" | |
| 114 | @click="elementsAlign('middle')" | |
| 115 | /> | |
| 116 | </el-tooltip> | |
| 117 | </ElButtonGroup> | |
| 118 | <ElButtonGroup key="scale-control"> | |
| 119 | <el-tooltip effect="light" content="缩小视图"> | |
| 120 | <!-- <el-button | |
| 121 | :disabled="defaultZoom < 0.2" | |
| 122 | icon="el-icon-zoom-out" | |
| 123 | @click="processZoomOut()" | |
| 124 | /> --> | |
| 125 | <XButton | |
| 126 | preIcon="ep:zoom-out" | |
| 127 | @click="processZoomOut()" | |
| 128 | :disabled="defaultZoom < 0.2" | |
| 129 | /> | |
| 130 | </el-tooltip> | |
| 131 | <el-button>{{ Math.floor(defaultZoom * 10 * 10) + '%' }}</el-button> | |
| 132 | <el-tooltip effect="light" content="放大视图"> | |
| 133 | <!-- <el-button | |
| 134 | :disabled="defaultZoom > 4" | |
| 135 | icon="el-icon-zoom-in" | |
| 136 | @click="processZoomIn()" | |
| 137 | /> --> | |
| 138 | <XButton preIcon="ep:zoom-in" @click="processZoomIn()" :disabled="defaultZoom > 4" /> | |
| 139 | </el-tooltip> | |
| 140 | <el-tooltip effect="light" content="重置视图并居中"> | |
| 141 | <!-- <el-button icon="el-icon-c-scale-to-original" @click="processReZoom()" /> --> | |
| 142 | <XButton preIcon="ep:scale-to-original" @click="processReZoom()" /> | |
| 143 | </el-tooltip> | |
| 144 | </ElButtonGroup> | |
| 145 | <ElButtonGroup key="stack-control"> | |
| 146 | <el-tooltip effect="light" content="撤销"> | |
| 147 | <!-- <el-button :disabled="!revocable" icon="el-icon-refresh-left" @click="processUndo()" /> --> | |
| 148 | <XButton preIcon="ep:refresh-left" @click="processUndo()" :disabled="!revocable" /> | |
| 149 | </el-tooltip> | |
| 150 | <el-tooltip effect="light" content="恢复"> | |
| 151 | <!-- <el-button | |
| 152 | :disabled="!recoverable" | |
| 153 | icon="el-icon-refresh-right" | |
| 154 | @click="processRedo()" | |
| 155 | /> --> | |
| 156 | <XButton preIcon="ep:refresh-right" @click="processRedo()" :disabled="!recoverable" /> | |
| 157 | </el-tooltip> | |
| 158 | <el-tooltip effect="light" content="重新绘制"> | |
| 159 | <!-- <el-button icon="el-icon-refresh" @click="processRestart" /> --> | |
| 160 | <XButton preIcon="ep:refresh" @click="processRestart()" /> | |
| 161 | </el-tooltip> | |
| 162 | </ElButtonGroup> | |
| 163 | <XButton | |
| 164 | preIcon="ep:plus" | |
| 165 | title="保存模型" | |
| 166 | @click="processSave" | |
| 167 | :type="props.headerButtonType" | |
| 168 | :disabled="simulationStatus" | |
| 169 | /> | |
| 170 | </template> | |
| 171 | <!-- 用于打开本地文件--> | |
| 172 | <input | |
| 173 | type="file" | |
| 174 | id="files" | |
| 175 | ref="refFile" | |
| 176 | style="display: none" | |
| 177 | accept=".xml, .bpmn" | |
| 178 | @change="importLocalFile" | |
| 179 | /> | |
| 180 | </div> | |
| 181 | <div class="my-process-designer__container"> | |
| 182 | <div | |
| 183 | class="my-process-designer__canvas" | |
| 184 | ref="bpmnCanvas" | |
| 185 | id="bpmnCanvas" | |
| 186 | style="width: 1680px; height: 800px" | |
| 187 | ></div> | |
| 188 | <!-- <div id="js-properties-panel" class="panel"></div> --> | |
| 189 | <!-- <div class="my-process-designer__canvas" ref="bpmn-canvas"></div> --> | |
| 190 | </div> | |
| 191 | <Dialog | |
| 192 | title="预览" | |
| 193 | v-model="previewModelVisible" | |
| 194 | width="80%" | |
| 195 | :scroll="true" | |
| 196 | max-height="600px" | |
| 197 | > | |
| 198 | <!-- append-to-body --> | |
| 199 | <div v-highlight> | |
| 200 | <code class="hljs"> | |
| 201 | <!-- 高亮代码块 --> | |
| 202 | {{ previewResult }} | |
| 203 | </code> | |
| 204 | </div> | |
| 205 | </Dialog> | |
| 206 | </div> | |
| 207 | </template> | |
| 208 | ||
| 209 | <script lang="ts" setup> | |
| 210 | // import 'bpmn-js/dist/assets/diagram-js.css' // 左边工具栏以及编辑节点的样式 | |
| 211 | // import 'bpmn-js/dist/assets/bpmn-font/css/bpmn.css' | |
| 212 | // import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-codes.css' | |
| 213 | // import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-embedded.css' | |
| 214 | // import 'bpmn-js-properties-panel/dist/assets/bpmn-js-properties-panel.css' // 右侧框样式 | |
| 215 | import { ElMessage, ElMessageBox } from 'element-plus' | |
| 216 | import BpmnModeler from 'bpmn-js/lib/Modeler' | |
| 217 | import DefaultEmptyXML from './plugins/defaultEmpty' | |
| 218 | // 翻译方法 | |
| 219 | import customTranslate from './plugins/translate/customTranslate' | |
| 220 | import translationsCN from './plugins/translate/zh' | |
| 221 | // 模拟流转流程 | |
| 222 | import tokenSimulation from 'bpmn-js-token-simulation' | |
| 223 | // 标签解析构建器 | |
| 224 | // import bpmnPropertiesProvider from "bpmn-js-properties-panel/lib/provider/bpmn"; | |
| 225 | // import propertiesPanelModule from 'bpmn-js-properties-panel' | |
| 226 | // import propertiesProviderModule from 'bpmn-js-properties-panel/lib/provider/camunda' | |
| 227 | // 标签解析 Moddle | |
| 228 | import camundaModdleDescriptor from './plugins/descriptor/camundaDescriptor.json' | |
| 229 | import activitiModdleDescriptor from './plugins/descriptor/activitiDescriptor.json' | |
| 230 | import flowableModdleDescriptor from './plugins/descriptor/flowableDescriptor.json' | |
| 231 | // 标签解析 Extension | |
| 232 | import camundaModdleExtension from './plugins/extension-moddle/camunda' | |
| 233 | import activitiModdleExtension from './plugins/extension-moddle/activiti' | |
| 234 | import flowableModdleExtension from './plugins/extension-moddle/flowable' | |
| 235 | // 引入json转换与高亮 | |
| 236 | // import xml2js from 'xml-js' | |
| 237 | // import xml2js from 'fast-xml-parser' | |
| 238 | import { XmlNode, XmlNodeType, parseXmlString } from 'steady-xml' | |
| 239 | // 代码高亮插件 | |
| 240 | // import hljs from 'highlight.js/lib/highlight' | |
| 241 | // import 'highlight.js/styles/github-gist.css' | |
| 242 | // hljs.registerLanguage('xml', 'highlight.js/lib/languages/xml') | |
| 243 | // hljs.registerLanguage('json', 'highlight.js/lib/languages/json') | |
| 244 | // const eventName = reactive({ | |
| 245 | // name: '' | |
| 246 | // }) | |
| 247 | ||
| 248 | defineOptions({ name: 'MyProcessDesigner' }) | |
| 249 | ||
| 250 | const bpmnCanvas = ref() | |
| 251 | const refFile = ref() | |
| 252 | const emit = defineEmits([ | |
| 253 | 'destroy', | |
| 254 | 'init-finished', | |
| 255 | 'save', | |
| 256 | 'commandStack-changed', | |
| 257 | 'input', | |
| 258 | 'change', | |
| 259 | 'canvas-viewbox-changed', | |
| 260 | // eventName.name | |
| 261 | 'element-click' | |
| 262 | ]) | |
| 263 | ||
| 264 | const props = defineProps({ | |
| 265 | value: String, // xml 字符串 | |
| 266 | // valueWatch: true, // xml 字符串的 watch 状态 | |
| 267 | processId: String, // 流程 key 标识 | |
| 268 | processName: String, // 流程 name 名字 | |
| 269 | formId: Number, // 流程 form 表单编号 | |
| 270 | translations: { | |
| 271 | // 自定义的翻译文件 | |
| 272 | type: Object, | |
| 273 | default: () => {} | |
| 274 | }, | |
| 275 | additionalModel: [Object, Array], // 自定义model | |
| 276 | moddleExtension: { | |
| 277 | // 自定义moddle | |
| 278 | type: Object, | |
| 279 | default: () => {} | |
| 280 | }, | |
| 281 | onlyCustomizeAddi: { | |
| 282 | type: Boolean, | |
| 283 | default: false | |
| 284 | }, | |
| 285 | onlyCustomizeModdle: { | |
| 286 | type: Boolean, | |
| 287 | default: false | |
| 288 | }, | |
| 289 | simulation: { | |
| 290 | type: Boolean, | |
| 291 | default: true | |
| 292 | }, | |
| 293 | keyboard: { | |
| 294 | type: Boolean, | |
| 295 | default: true | |
| 296 | }, | |
| 297 | prefix: { | |
| 298 | type: String, | |
| 299 | default: 'camunda' | |
| 300 | }, | |
| 301 | events: { | |
| 302 | type: Array, | |
| 303 | default: () => ['element.click'] | |
| 304 | }, | |
| 305 | headerButtonSize: { | |
| 306 | type: String, | |
| 307 | default: 'small', | |
| 308 | validator: (value: string) => ['default', 'medium', 'small', 'mini'].indexOf(value) !== -1 | |
| 309 | }, | |
| 310 | headerButtonType: { | |
| 311 | type: String, | |
| 312 | default: 'primary', | |
| 313 | validator: (value: string) => | |
| 314 | ['default', 'primary', 'success', 'warning', 'danger', 'info'].indexOf(value) !== -1 | |
| 315 | } | |
| 316 | }) | |
| 317 | ||
| 318 | provide('configGlobal', props) | |
| 319 | let bpmnModeler: any = null | |
| 320 | const defaultZoom = ref(1) | |
| 321 | const previewModelVisible = ref(false) | |
| 322 | const simulationStatus = ref(false) | |
| 323 | const previewResult = ref('') | |
| 324 | const previewType = ref('xml') | |
| 325 | const recoverable = ref(false) | |
| 326 | const revocable = ref(false) | |
| 327 | const additionalModules = computed(() => { | |
| 328 | console.log(props.additionalModel, 'additionalModel') | |
| 329 | const Modules: any[] = [] | |
| 330 | // 仅保留用户自定义扩展模块 | |
| 331 | if (props.onlyCustomizeAddi) { | |
| 332 | if (Object.prototype.toString.call(props.additionalModel) == '[object Array]') { | |
| 333 | return props.additionalModel || [] | |
| 334 | } | |
| 335 | return [props.additionalModel] | |
| 336 | } | |
| 337 | ||
| 338 | // 插入用户自定义扩展模块 | |
| 339 | if (Object.prototype.toString.call(props.additionalModel) == '[object Array]') { | |
| 340 | Modules.push(...(props.additionalModel as any[])) | |
| 341 | } else { | |
| 342 | props.additionalModel && Modules.push(props.additionalModel) | |
| 343 | } | |
| 344 | ||
| 345 | // 翻译模块 | |
| 346 | const TranslateModule = { | |
| 347 | translate: ['value', customTranslate(props.translations || translationsCN)] | |
| 348 | } | |
| 349 | Modules.push(TranslateModule) | |
| 350 | ||
| 351 | // 模拟流转模块 | |
| 352 | if (props.simulation) { | |
| 353 | Modules.push(tokenSimulation) | |
| 354 | } | |
| 355 | ||
| 356 | // 根据需要的流程类型设置扩展元素构建模块 | |
| 357 | // if (this.prefix === "bpmn") { | |
| 358 | // Modules.push(bpmnModdleExtension); | |
| 359 | // } | |
| 360 | console.log(props.prefix, 'props.prefix ') | |
| 361 | if (props.prefix === 'camunda') { | |
| 362 | Modules.push(camundaModdleExtension) | |
| 363 | } | |
| 364 | if (props.prefix === 'flowable') { | |
| 365 | Modules.push(flowableModdleExtension) | |
| 366 | } | |
| 367 | if (props.prefix === 'activiti') { | |
| 368 | Modules.push(activitiModdleExtension) | |
| 369 | } | |
| 370 | ||
| 371 | return Modules | |
| 372 | }) | |
| 373 | const moddleExtensions = computed(() => { | |
| 374 | console.log(props.onlyCustomizeModdle, 'props.onlyCustomizeModdle') | |
| 375 | console.log(props.moddleExtension, 'props.moddleExtension') | |
| 376 | console.log(props.prefix, 'props.prefix') | |
| 377 | const Extensions: any = {} | |
| 378 | // 仅使用用户自定义模块 | |
| 379 | if (props.onlyCustomizeModdle) { | |
| 380 | return props.moddleExtension || null | |
| 381 | } | |
| 382 | ||
| 383 | // 插入用户自定义模块 | |
| 384 | if (props.moddleExtension) { | |
| 385 | for (let key in props.moddleExtension) { | |
| 386 | Extensions[key] = props.moddleExtension[key] | |
| 387 | } | |
| 388 | } | |
| 389 | ||
| 390 | // 根据需要的 "流程类型" 设置 对应的解析文件 | |
| 391 | if (props.prefix === 'activiti') { | |
| 392 | Extensions.activiti = activitiModdleDescriptor | |
| 393 | } | |
| 394 | if (props.prefix === 'flowable') { | |
| 395 | Extensions.flowable = flowableModdleDescriptor | |
| 396 | } | |
| 397 | if (props.prefix === 'camunda') { | |
| 398 | Extensions.camunda = camundaModdleDescriptor | |
| 399 | } | |
| 400 | return Extensions | |
| 401 | }) | |
| 402 | console.log(additionalModules, 'additionalModules()') | |
| 403 | console.log(moddleExtensions, 'moddleExtensions()') | |
| 404 | const initBpmnModeler = () => { | |
| 405 | if (bpmnModeler) return | |
| 406 | let data = document.getElementById('bpmnCanvas') | |
| 407 | console.log(data, 'data') | |
| 408 | console.log(props.keyboard, 'props.keyboard') | |
| 409 | console.log(additionalModules, 'additionalModules()') | |
| 410 | console.log(moddleExtensions, 'moddleExtensions()') | |
| 411 | ||
| 412 | bpmnModeler = new BpmnModeler({ | |
| 413 | // container: this.$refs['bpmn-canvas'], | |
| 414 | // container: getCurrentInstance(), | |
| 415 | // container: needClass, | |
| 416 | // container: bpmnCanvas.value, | |
| 417 | container: data, | |
| 418 | // width: '100%', | |
| 419 | // 添加控制板 | |
| 420 | // propertiesPanel: { | |
| 421 | // parent: '#js-properties-panel' | |
| 422 | // }, | |
| 423 | keyboard: props.keyboard ? { bindTo: document } : null, | |
| 424 | // additionalModules: additionalModules.value, | |
| 425 | additionalModules: additionalModules.value, | |
| 426 | moddleExtensions: moddleExtensions.value | |
| 427 | ||
| 428 | // additionalModules: [ | |
| 429 | // additionalModules.value | |
| 430 | // propertiesPanelModule, | |
| 431 | // propertiesProviderModule | |
| 432 | // propertiesProviderModule | |
| 433 | // ], | |
| 434 | // moddleExtensions: { camunda: moddleExtensions.value } | |
| 435 | }) | |
| 436 | ||
| 437 | // bpmnModeler.createDiagram() | |
| 438 | ||
| 439 | // console.log(bpmnModeler, 'bpmnModeler111111') | |
| 440 | emit('init-finished', bpmnModeler) | |
| 441 | initModelListeners() | |
| 442 | } | |
| 443 | ||
| 444 | const initModelListeners = () => { | |
| 445 | const EventBus = bpmnModeler.get('eventBus') | |
| 446 | console.log(EventBus, 'EventBus') | |
| 447 | // 注册需要的监听事件, 将. 替换为 - , 避免解析异常 | |
| 448 | props.events.forEach((event: any) => { | |
| 449 | EventBus.on(event, function (eventObj) { | |
| 450 | let eventName = event.replace(/\./g, '-') | |
| 451 | // eventName.name = eventName | |
| 452 | let element = eventObj ? eventObj.element : null | |
| 453 | console.log(eventName, 'eventName') | |
| 454 | console.log(element, 'element') | |
| 455 | emit('element-click', element, eventObj) | |
| 456 | // emit(eventName, element, eventObj) | |
| 457 | }) | |
| 458 | }) | |
| 459 | // 监听图形改变返回xml | |
| 460 | EventBus.on('commandStack.changed', async (event) => { | |
| 461 | try { | |
| 462 | recoverable.value = bpmnModeler.get('commandStack').canRedo() | |
| 463 | revocable.value = bpmnModeler.get('commandStack').canUndo() | |
| 464 | let { xml } = await bpmnModeler.saveXML({ format: true }) | |
| 465 | emit('commandStack-changed', event) | |
| 466 | emit('input', xml) | |
| 467 | emit('change', xml) | |
| 468 | } catch (e: any) { | |
| 469 | console.error(`[Process Designer Warn]: ${e.message || e}`) | |
| 470 | } | |
| 471 | }) | |
| 472 | // 监听视图缩放变化 | |
| 473 | bpmnModeler.on('canvas.viewbox.changed', ({ viewbox }) => { | |
| 474 | emit('canvas-viewbox-changed', { viewbox }) | |
| 475 | const { scale } = viewbox | |
| 476 | defaultZoom.value = Math.floor(scale * 100) / 100 | |
| 477 | }) | |
| 478 | } | |
| 479 | /* 创建新的流程图 */ | |
| 480 | const createNewDiagram = async (xml) => { | |
| 481 | console.log(xml, 'xml') | |
| 482 | // 将字符串转换成图显示出来 | |
| 483 | let newId = props.processId || `Process_${new Date().getTime()}` | |
| 484 | let newName = props.processName || `业务流程_${new Date().getTime()}` | |
| 485 | let xmlString = xml || DefaultEmptyXML(newId, newName, props.prefix) | |
| 486 | try { | |
| 487 | // console.log(xmlString, 'xmlString') | |
| 488 | // console.log(this.bpmnModeler.importXML); | |
| 489 | let { warnings } = await bpmnModeler.importXML(xmlString) | |
| 490 | console.log(warnings, 'warnings') | |
| 491 | if (warnings && warnings.length) { | |
| 492 | warnings.forEach((warn) => console.warn(warn)) | |
| 493 | } | |
| 494 | } catch (e: any) { | |
| 495 | console.error(`[Process Designer Warn]: ${e.message || e}`) | |
| 496 | } | |
| 497 | } | |
| 498 | ||
| 499 | // 下载流程图到本地 | |
| 500 | const downloadProcess = async (type) => { | |
| 501 | try { | |
| 502 | // 按需要类型创建文件并下载 | |
| 503 | if (type === 'xml' || type === 'bpmn') { | |
| 504 | const { err, xml } = await bpmnModeler.saveXML() | |
| 505 | // 读取异常时抛出异常 | |
| 506 | if (err) { | |
| 507 | console.error(`[Process Designer Warn ]: ${err.message || err}`) | |
| 508 | } | |
| 509 | let { href, filename } = setEncoded(type.toUpperCase(), xml) | |
| 510 | downloadFunc(href, filename) | |
| 511 | } else { | |
| 512 | const { err, svg } = await bpmnModeler.saveSVG() | |
| 513 | // 读取异常时抛出异常 | |
| 514 | if (err) { | |
| 515 | return console.error(err) | |
| 516 | } | |
| 517 | let { href, filename } = setEncoded('SVG', svg) | |
| 518 | downloadFunc(href, filename) | |
| 519 | } | |
| 520 | } catch (e: any) { | |
| 521 | console.error(`[Process Designer Warn ]: ${e.message || e}`) | |
| 522 | } | |
| 523 | // 文件下载方法 | |
| 524 | function downloadFunc(href, filename) { | |
| 525 | if (href && filename) { | |
| 526 | let a = document.createElement('a') | |
| 527 | a.download = filename //指定下载的文件名 | |
| 528 | a.href = href // URL对象 | |
| 529 | a.click() // 模拟点击 | |
| 530 | URL.revokeObjectURL(a.href) // 释放URL 对象 | |
| 531 | } | |
| 532 | } | |
| 533 | } | |
| 534 | ||
| 535 | // 根据所需类型进行转码并返回下载地址 | |
| 536 | const setEncoded = (type, data) => { | |
| 537 | const filename = 'diagram' | |
| 538 | const encodedData = encodeURIComponent(data) | |
| 539 | return { | |
| 540 | filename: `${filename}.${type}`, | |
| 541 | href: `data:application/${ | |
| 542 | type === 'svg' ? 'text/xml' : 'bpmn20-xml' | |
| 543 | };charset=UTF-8,${encodedData}`, | |
| 544 | data: data | |
| 545 | } | |
| 546 | } | |
| 547 | ||
| 548 | // 加载本地文件 | |
| 549 | const importLocalFile = () => { | |
| 550 | const file = refFile.value.files[0] | |
| 551 | const reader = new FileReader() | |
| 552 | reader.readAsText(file) | |
| 553 | reader.onload = function () { | |
| 554 | let xmlStr = this.result | |
| 555 | createNewDiagram(xmlStr) | |
| 556 | } | |
| 557 | } | |
| 558 | /* ------------------------------------------------ refs methods ------------------------------------------------------ */ | |
| 559 | const downloadProcessAsXml = () => { | |
| 560 | downloadProcess('xml') | |
| 561 | } | |
| 562 | const downloadProcessAsBpmn = () => { | |
| 563 | downloadProcess('bpmn') | |
| 564 | } | |
| 565 | const downloadProcessAsSvg = () => { | |
| 566 | downloadProcess('svg') | |
| 567 | } | |
| 568 | const processSimulation = () => { | |
| 569 | simulationStatus.value = !simulationStatus.value | |
| 570 | console.log(bpmnModeler.get('toggleMode', 'strict'), "bpmnModeler.get('toggleMode')") | |
| 571 | props.simulation && bpmnModeler.get('toggleMode', 'strict').toggleMode() | |
| 572 | } | |
| 573 | const processRedo = () => { | |
| 574 | bpmnModeler.get('commandStack').redo() | |
| 575 | } | |
| 576 | const processUndo = () => { | |
| 577 | bpmnModeler.get('commandStack').undo() | |
| 578 | } | |
| 579 | const processZoomIn = (zoomStep = 0.1) => { | |
| 580 | let newZoom = Math.floor(defaultZoom.value * 100 + zoomStep * 100) / 100 | |
| 581 | if (newZoom > 4) { | |
| 582 | throw new Error('[Process Designer Warn ]: The zoom ratio cannot be greater than 4') | |
| 583 | } | |
| 584 | defaultZoom.value = newZoom | |
| 585 | bpmnModeler.get('canvas').zoom(defaultZoom.value) | |
| 586 | } | |
| 587 | const processZoomOut = (zoomStep = 0.1) => { | |
| 588 | let newZoom = Math.floor(defaultZoom.value * 100 - zoomStep * 100) / 100 | |
| 589 | if (newZoom < 0.2) { | |
| 590 | throw new Error('[Process Designer Warn ]: The zoom ratio cannot be less than 0.2') | |
| 591 | } | |
| 592 | defaultZoom.value = newZoom | |
| 593 | bpmnModeler.get('canvas').zoom(defaultZoom.value) | |
| 594 | } | |
| 595 | // const processZoomTo = (newZoom = 1) => { | |
| 596 | // if (newZoom < 0.2) { | |
| 597 | // throw new Error('[Process Designer Warn ]: The zoom ratio cannot be less than 0.2') | |
| 598 | // } | |
| 599 | // if (newZoom > 4) { | |
| 600 | // throw new Error('[Process Designer Warn ]: The zoom ratio cannot be greater than 4') | |
| 601 | // } | |
| 602 | // defaultZoom = newZoom | |
| 603 | // bpmnModeler.get('canvas').zoom(newZoom) | |
| 604 | // } | |
| 605 | const processReZoom = () => { | |
| 606 | defaultZoom.value = 1 | |
| 607 | bpmnModeler.get('canvas').zoom('fit-viewport', 'auto') | |
| 608 | } | |
| 609 | const processRestart = () => { | |
| 610 | recoverable.value = false | |
| 611 | revocable.value = false | |
| 612 | createNewDiagram(null) | |
| 613 | } | |
| 614 | const elementsAlign = (align) => { | |
| 615 | const Align = bpmnModeler.get('alignElements') | |
| 616 | const Selection = bpmnModeler.get('selection') | |
| 617 | const SelectedElements = Selection.get() | |
| 618 | if (!SelectedElements || SelectedElements.length <= 1) { | |
| 619 | ElMessage.warning('请按住 Shift 键选择多个元素对齐') | |
| 620 | // alert('请按住 Ctrl 键选择多个元素对齐 | |
| 621 | return | |
| 622 | } | |
| 623 | ElMessageBox.confirm('自动对齐可能造成图形变形，是否继续？', '警告', { | |
| 624 | confirmButtonText: '确定', | |
| 625 | cancelButtonText: '取消', | |
| 626 | type: 'warning' | |
| 627 | }).then(() => { | |
| 628 | Align.trigger(SelectedElements, align) | |
| 629 | }) | |
| 630 | } | |
| 631 | /*----------------------------- 方法结束 ---------------------------------*/ | |
| 632 | const previewProcessXML = () => { | |
| 633 | console.log(bpmnModeler.saveXML, 'bpmnModeler') | |
| 634 | bpmnModeler.saveXML({ format: true }).then(({ xml }) => { | |
| 635 | // console.log(xml, 'xml111111') | |
| 636 | previewResult.value = xml | |
| 637 | previewType.value = 'xml' | |
| 638 | previewModelVisible.value = true | |
| 639 | }) | |
| 640 | } | |
| 641 | const previewProcessJson = () => { | |
| 642 | bpmnModeler.saveXML({ format: true }).then(({ xml }) => { | |
| 643 | // console.log(xml, 'xml') | |
| 644 | ||
| 645 | // const rootNode = parseXmlString(xml) | |
| 646 | // console.log(rootNode, 'rootNoderootNode') | |
| 647 | const rootNodes = new XmlNode(XmlNodeType.Root, parseXmlString(xml)) | |
| 648 | // console.log(rootNodes, 'rootNodesrootNodesrootNodes') | |
| 649 | // console.log(rootNodes.parent.toJsObject(), 'rootNodes.toJSON()') | |
| 650 | // console.log(JSON.stringify(rootNodes.parent.toJsObject()), 'rootNodes.toJSON()') | |
| 651 | // console.log(JSON.stringify(rootNodes.parent.toJSON()), 'rootNodes.toJSON()') | |
| 652 | ||
| 653 | // const parser = new xml2js.XMLParser() | |
| 654 | // let jObj = parser.parse(xml) | |
| 655 | // console.log(jObj, 'jObjjObjjObjjObjjObj') | |
| 656 | // const builder = new xml2js.XMLBuilder(xml) | |
| 657 | // const xmlContent = builder | |
| 658 | // console.log(xmlContent, 'xmlContent') | |
| 659 | // console.log(xml2js, 'convertconvertconvert') | |
| 660 | previewResult.value = rootNodes.parent?.toJSON() as unknown as string | |
| 661 | // previewResult.value = jObj | |
| 662 | // previewResult.value = convert.xml2json(xml, {explicitArray : false},{ spaces: 2 }) | |
| 663 | previewType.value = 'json' | |
| 664 | previewModelVisible.value = true | |
| 665 | }) | |
| 666 | } | |
| 3e359e | 667 | /* ------------------------------------------------ 芋道源码 methods ------------------------------------------------------ */ |
| 820397 | 668 | const processSave = async () => { |
| H | 669 | // console.log(bpmnModeler, 'bpmnModelerbpmnModelerbpmnModelerbpmnModeler') |
| 670 | const { err, xml } = await bpmnModeler.saveXML() | |
| 671 | // console.log(err, 'errerrerrerrerr') | |
| 672 | // console.log(xml, 'xmlxmlxmlxmlxml') | |
| 673 | // 读取异常时抛出异常 | |
| 674 | if (err) { | |
| 675 | // this.$modal.msgError('保存模型失败，请重试！') | |
| 676 | alert('保存模型失败，请重试！') | |
| 677 | return | |
| 678 | } | |
| 679 | // 触发 save 事件 | |
| 680 | emit('save', xml) | |
| 681 | } | |
| 682 | /** 高亮显示 */ | |
| 683 | // const highlightedCode = (previewType, previewResult) => { | |
| 684 | // console.log(previewType, 'previewType, previewResult') | |
| 685 | // console.log(previewResult, 'previewType, previewResult') | |
| 686 | // console.log(hljs.highlight, 'hljs.highlight') | |
| 687 | // const result = hljs.highlight(previewType, previewResult.value || '', true) | |
| 688 | // return result.value || ' ' | |
| 689 | // } | |
| 690 | onBeforeMount(() => { | |
| 691 | console.log(props, 'propspropspropsprops') | |
| 692 | }) | |
| 693 | onMounted(() => { | |
| 694 | initBpmnModeler() | |
| 695 | createNewDiagram(props.value) | |
| 696 | }) | |
| 697 | onBeforeUnmount(() => { | |
| 698 | // this.$once('hook:beforeDestroy', () => { | |
| 699 | // }) | |
| 700 | if (bpmnModeler) bpmnModeler.destroy() | |
| 701 | emit('destroy', bpmnModeler) | |
| 702 | bpmnModeler = null | |
| 703 | }) | |
| 704 | </script> | |
