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2025-02-19 10:28:49 +08:00
commit dad6d41cbc
1052 changed files with 102186 additions and 0 deletions
--- a/openhis-ui/src/components/Process/index.vue
+++ b/openhis-ui/src/components/Process/index.vue
@@ -0,0 +1,352 @@
+<template>
+  <div v-loading="isView" class="flow-containers" :class="{ 'view-mode': isView }">
+    <el-container style="height: 100%">
+      <el-header style="border-bottom: 1px solid rgb(218 218 218);height: auto;padding-left:0">
+        <div style="display: flex; padding: 10px 0; justify-content: space-between;">
+          <el-button-group>
+            <el-upload action="" :before-upload="openBpmn" style="margin-right: 10px; display:inline-block;">
+              <el-tooltip effect="dark" content="加载xml" placement="bottom">
+                <el-button size="mini" icon="el-icon-folder-opened" />
+              </el-tooltip>
+            </el-upload>
+            <el-tooltip effect="dark" content="新建" placement="bottom">
+              <el-button size="mini" icon="el-icon-circle-plus" @click="newDiagram" />
+            </el-tooltip>
+            <el-tooltip effect="dark" content="自适应屏幕" placement="bottom">
+              <el-button size="mini" icon="el-icon-rank" @click="fitViewport" />
+            </el-tooltip>
+            <el-tooltip effect="dark" content="放大" placement="bottom">
+              <el-button size="mini" icon="el-icon-zoom-in" @click="zoomViewport(true)" />
+            </el-tooltip>
+            <el-tooltip effect="dark" content="缩小" placement="bottom">
+              <el-button size="mini" icon="el-icon-zoom-out" @click="zoomViewport(false)" />
+            </el-tooltip>
+            <el-tooltip effect="dark" content="后退" placement="bottom">
+              <el-button size="mini" icon="el-icon-back" @click="modeler.get('commandStack').undo()" />
+            </el-tooltip>
+            <el-tooltip effect="dark" content="前进" placement="bottom">
+              <el-button size="mini" icon="el-icon-right" @click="modeler.get('commandStack').redo()" />
+            </el-tooltip>
+<!--            <el-button size="mini" icon="el-icon-share" @click="processSimulation">-->
+<!--              {{ this.simulationStatus ? '退出模拟' : '开启模拟' }}-->
+<!--            </el-button>-->
+<!--            <el-button size="mini" icon="el-icon-first-aid-kit" @click="handlerIntegrityCheck">-->
+<!--              {{ this.bpmnlintStatus ? '关闭检查' : '开启检查' }}-->
+<!--            </el-button>-->
+          </el-button-group>
+          <el-button-group>
+            <el-button size="mini" icon="el-icon-view" @click="showXML">查看xml</el-button>
+            <el-button size="mini" icon="el-icon-download" @click="saveXML(true)">下载xml</el-button>
+            <el-button size="mini" icon="el-icon-picture" @click="saveImg('svg', true)">下载svg</el-button>
+            <el-button size="mini" type="primary" @click="save">保存模型</el-button>
+            <el-button size="mini" type="danger" @click="goBack">关闭</el-button>
+          </el-button-group>
+        </div>
+      </el-header>
+      <!-- 流程设计页面 -->
+      <el-container style="align-items: stretch">
+        <el-main>
+          <div ref="canvas" class="canvas" />
+        </el-main>
+
+        <!--右侧属性栏-->
+        <el-card shadow="never" class="normalPanel">
+          <designer v-if="loadCanvas"></designer>
+        </el-card>
+      </el-container>
+    </el-container>
+  </div>
+</template>
+
+<script>
+// 汉化
+import customTranslate from './customPanel/customTranslate'
+import Modeler from 'bpmn-js/lib/Modeler'
+import Designer from './designer'
+import getInitStr from './flowable/init'
+import {StrUtil} from '@/utils/StrUtil'
+// 引入flowable的节点文件
+import FlowableModule from './flowable/flowable.json'
+import customControlsModule from './customPanel'
+export default {
+  name: "BpmnModel",
+  components: {Designer},
+  /** 组件传值  */
+  props : {
+    xml: {
+      type: String,
+      default: ''
+    },
+    isView: {
+      type: Boolean,
+      default: false
+    },
+  },
+  data() {
+    return {
+      modeler: null,
+      zoom: 1,
+      loadCanvas: false,  // 当前组件渲染然后再加载canvas
+      simulationStatus: false,
+      bpmnlintStatus: false,
+      simulation: true,
+      designer: true,
+    }
+  },
+  /** 传值监听 */
+  watch: {
+    xml: {
+      handler(newVal) {
+        if (StrUtil.isNotBlank(newVal)) {
+          this.createNewDiagram(newVal)
+        } else {
+          this.newDiagram()
+        }
+      },
+      immediate: true, // 立即生效
+    },
+  },
+  computed: {
+    additionalModules() {
+      const Modules = [];
+      Modules.push(customControlsModule);
+      Modules.push({ //汉化
+        translate: ['value', customTranslate]
+      });
+      return Modules;
+    },
+  },
+  mounted() {
+    /** 创建bpmn 实例 */
+    const modeler = new Modeler({
+      container: this.$refs.canvas,
+      additionalModules: this.additionalModules,
+      moddleExtensions: {
+        flowable: FlowableModule
+      },
+      keyboard: { bindTo: document },
+    })
+    this.modeler = modeler;
+    // 注册 modeler 相关信息
+    this.modelerStore.modeler = modeler;
+    this.modelerStore.modeling = modeler.get("modeling");
+    this.modelerStore.moddle = modeler.get("moddle");
+    this.modelerStore.canvas = modeler.get("canvas");
+    this.modelerStore.bpmnFactory = modeler.get("bpmnFactory");
+    this.modelerStore.elRegistry = modeler.get("elementRegistry");
+    // 直接点击新建按钮时,进行新增流程图
+    if (StrUtil.isBlank(this.xml)) {
+      this.newDiagram()
+    } else {
+      this.createNewDiagram(this.xml)
+    }
+  },
+  methods: {
+    // 根据默认文件初始化流程图
+    newDiagram() {
+      this.createNewDiagram(getInitStr())
+    },
+
+    // 根据提供的xml创建流程图
+    async createNewDiagram(data) {
+      // 将字符串转换成图显示出来
+      // data = data.replace(/<!\[CDATA\[(.+?)]]>/g, '&lt;![CDATA[$1]]&gt;')
+      if (StrUtil.isNotBlank(this.modelerStore.modeler)) {
+        data = data.replace(/<!\[CDATA\[(.+?)]]>/g, function (match, str) {
+            return str.replace(/</g, '&lt;')
+          }
+        )
+        try {
+          await this.modelerStore.modeler.importXML(data)
+          this.fitViewport()
+        } catch (err) {
+          console.error(err.message, err.warnings)
+        }
+      }
+    },
+
+    // 让图能自适应屏幕
+    fitViewport() {
+      this.zoom = this.modelerStore.canvas.zoom('fit-viewport')
+      const bbox = document.querySelector('.flow-containers .viewport').getBBox()
+      const currentViewBox = this.modelerStore.canvas.viewbox()
+      const elementMid = {
+        x: bbox.x + bbox.width / 2 - 65,
+        y: bbox.y + bbox.height / 2
+      }
+      this.modelerStore.canvas.viewbox({
+        x: elementMid.x - currentViewBox.width / 2,
+        y: elementMid.y - currentViewBox.height / 2,
+        width: currentViewBox.width,
+        height: currentViewBox.height
+      })
+      this.zoom = bbox.width / currentViewBox.width * 1.8
+      this.loadCanvas = true;
+    },
+
+    // 放大缩小
+    zoomViewport(zoomIn = true) {
+      this.zoom = this.modelerStore.canvas.zoom()
+      this.zoom += (zoomIn ? 0.1 : -0.1)
+      this.modelerStore.canvas.zoom(this.zoom)
+    },
+
+    // 获取流程基础信息
+    getProcess() {
+      const element = this.getProcessElement()
+      return {
+        id: element.id,
+        name: element.name,
+        category: element.processCategory
+      }
+    },
+
+    // 获取流程主面板节点
+    getProcessElement() {
+      const rootElements = this.modelerStore.modeler.getDefinitions().rootElements
+      for (let i = 0; i < rootElements.length; i++) {
+        if (rootElements[i].$type === 'bpmn:Process') return rootElements[i]
+      }
+    },
+
+    // 保存xml
+    async saveXML(download = false) {
+      try {
+        const {xml} = await this.modelerStore.modeler.saveXML({format: true})
+        if (download) {
+          this.downloadFile(`${this.getProcessElement().name}.bpmn20.xml`, xml, 'application/xml')
+        }
+        return xml
+      } catch (err) {
+        console.log(err)
+      }
+    },
+
+    // 在线查看xml
+    async showXML() {
+      try {
+        const xmlStr = await this.saveXML()
+        this.$emit('showXML', xmlStr)
+      } catch (err) {
+        console.log(err)
+      }
+    },
+
+    // 保存流程图为svg
+    async saveImg(type = 'svg', download = false) {
+      try {
+        const {svg} = await this.modelerStore.modeler.saveSVG({format: true})
+        if (download) {
+          this.downloadFile(this.getProcessElement().name, svg, 'image/svg+xml')
+        }
+        return svg
+      } catch (err) {
+        console.log(err)
+      }
+    },
+
+    // 保存流程图
+    async save() {
+      const process = this.getProcess()
+      const xml = await this.saveXML()
+      const svg = await this.saveImg()
+      const result = {process, xml, svg}
+      this.$emit('save', result)
+      window.parent.postMessage(result, '*')
+      this.goBack();
+    },
+
+    // 打开流程文件
+    openBpmn(file) {
+      const reader = new FileReader()
+      reader.readAsText(file, 'utf-8')
+      reader.onload = () => {
+        this.createNewDiagram(reader.result)
+      }
+      return false
+    },
+
+    // 下载流程文件
+    downloadFile(filename, data, type) {
+      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)
+    },
+
+    /** 关闭当前标签页并返回上个页面 */
+    goBack() {
+      const obj = {path: "/flowable/definition", query: {t: Date.now()}};
+      this.$tab.closeOpenPage(obj);
+      this.toggleSideBar();
+    },
+  }
+}
+</script>
+
+<style lang="scss">
+/*左边工具栏以及编辑节点的样式*/
+@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 "~bpmn-js-bpmnlint/dist/assets/css/bpmn-js-bpmnlint.css";
+.view-mode {
+  .el-header, .el-aside, .djs-palette, .bjs-powered-by {
+    display: none;
+  }
+  .el-loading-mask {
+    background-color: initial;
+  }
+  .el-loading-spinner {
+    display: none;
+  }
+}
+
+.flow-containers {
+  width: 100%;
+  height: 100%;
+  .canvas {
+    min-height: 850px;
+    width: 100%;
+    height: 100%;
+    background: url("data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PHBhdHRlcm4gaWQ9ImEiIHdpZHRoPSI0MCIgaGVpZ2h0PSI0MCIgcGF0dGVyblVuaXRzPSJ1c2VyU3BhY2VPblVzZSI+PHBhdGggZD0iTTAgMTBoNDBNMTAgMHY0ME0wIDIwaDQwTTIwIDB2NDBNMCAzMGg0ME0zMCAwdjQwIiBmaWxsPSJub25lIiBzdHJva2U9IiNlMGUwZTAiIG9wYWNpdHk9Ii4yIi8+PHBhdGggZD0iTTQwIDBIMHY0MCIgZmlsbD0ibm9uZSIgc3Ryb2tlPSIjZTBlMGUwIi8+PC9wYXR0ZXJuPjwvZGVmcz48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWxsPSJ1cmwoI2EpIi8+PC9zdmc+")
+  }
+  .panel {
+    position: absolute;
+    right: 0;
+    top: 50px;
+    width: 300px;
+  }
+  .load {
+    margin-right: 10px;
+  }
+  .normalPanel {
+    width: 460px;
+    height: 100%;
+    padding: 20px 20px;
+  }
+
+  .el-main {
+    position: relative;
+    padding: 0;
+  }
+
+  .el-main .button-group {
+    display: flex;
+    flex-direction: column;
+    position: absolute;
+    width: auto;
+    height: auto;
+    top: 10px;
+    right: 10px;
+  }
+
+  .button-group .el-button {
+    width: 100%;
+    margin: 0 0 5px;
+  }
+}
+</style>