diff --git a/src/app/pages/left-domain/left-domain.component.ts b/src/app/pages/left-domain/left-domain.component.ts
index 03a881a..8da1893 100644
--- a/src/app/pages/left-domain/left-domain.component.ts
+++ b/src/app/pages/left-domain/left-domain.component.ts
@@ -213,6 +213,7 @@ export class LeftDomainComponent implements OnInit {
       if (!MarkWindow.instance.currentMarkNodeInfo) { //未选中节点
         PlanComponent.instance.beforeEmergencyPlan = item
         PlanComponent.instance.beforePlanNode = e
+        PlanComponent.instance.nzCurrent = -1
         this.selectPlanId = item.id
         this.selectNodeId = e.id
         MarkWindow.instance.selectMarkNode(item.id, e.id)
@@ -224,6 +225,7 @@ export class LeftDomainComponent implements OnInit {
         if (isTrue) {
           PlanComponent.instance.beforeEmergencyPlan = item
           PlanComponent.instance.beforePlanNode = e
+          PlanComponent.instance.nzCurrent = -1
           this.selectPlanId = item.id
           this.selectNodeId = e.id
           MarkWindow.instance.selectMarkNode(item.id, e.id)
@@ -237,6 +239,7 @@ export class LeftDomainComponent implements OnInit {
       if (isTrue) {
         PlanComponent.instance.beforeEmergencyPlan = new MarkPlanData(-99, "请选择节点")
         PlanComponent.instance.beforePlanNode = new MarkNodeData(-99, "请选择节点")
+        PlanComponent.instance.nzCurrent = -1
         this.selectPlanId = null
         this.selectNodeId = null
         MarkWindow.instance.selectMarkNode(null, null)
diff --git a/src/app/pages/plan/plan.component.html b/src/app/pages/plan/plan.component.html
index 1a47969..0217cb3 100644
--- a/src/app/pages/plan/plan.component.html
+++ b/src/app/pages/plan/plan.component.html
@@ -164,12 +164,12 @@
           </nz-steps>
           <ng-template #progressTemplate let-index="index">
             <img src="../../../assets/images/stepIcon.png" style="margin-left: -100%;" *ngIf="index != beforeEmergencyPlan.nodes.length">
-            <i nz-icon nzType="play-circle" nzTheme="outline" *ngIf="index === nzCurrent && index != beforeEmergencyPlan.nodes.length"></i>
           </ng-template>
         </label>
         <label>
           <i nz-icon nzType="backward" nzTheme="outline" (click)="toLast()"></i>
-          <i nz-icon nzType="pause" nzTheme="outline" (click)="suspend()"></i>
+          <i nz-icon nzType="pause" nzTheme="outline" (click)="suspend(true)" [hidden]="isSuspend"></i>
+          <i nz-icon nzType="play-circle" nzTheme="outline" (click)="suspend(false)" [hidden]="!isSuspend"></i>
           <i nz-icon nzType="border" nzTheme="outline" (click)="initialize()"></i>
           <i nz-icon nzType="forward" nzTheme="outline" (click)="toNext()"></i>
         </label>
diff --git a/src/app/pages/plan/plan.component.scss b/src/app/pages/plan/plan.component.scss
index 7898fd7..de97d92 100644
--- a/src/app/pages/plan/plan.component.scss
+++ b/src/app/pages/plan/plan.component.scss
@@ -363,7 +363,7 @@
     label:nth-child(2){
       flex: 1;
       overflow: hidden;
-      .anticon{ font-size: 16px;  color: #23D9FF; }
+      //.anticon{ font-size: 16px;  color: #23D9FF; }
       img{ height: 35px; width: auto; vertical-align: top; }
     }
     label:last-child{
diff --git a/src/app/pages/plan/plan.component.ts b/src/app/pages/plan/plan.component.ts
index f4b91e4..e579706 100644
--- a/src/app/pages/plan/plan.component.ts
+++ b/src/app/pages/plan/plan.component.ts
@@ -346,17 +346,25 @@ export class PlanComponent implements OnInit {
     window.clearTimeout(this.timer) //清除定时器
   }
 
+  //公用 切换选中节点
+  publicToggleNode() {
+    this.beforePlanNode = this.beforeEmergencyPlan.nodes[this.nzCurrent]
+    this.leftDomain.selectPlanId = this.beforeEmergencyPlan.id
+    this.leftDomain.selectNodeId = this.beforePlanNode.id
+    MarkWindow.instance.selectMarkNode(this.beforeEmergencyPlan.id, this.beforePlanNode.id)
+  }
+
   //选中 底部一级节点 开启自动播放
   selectChildNode(item: MarkPlanData) {
-    if (this.isShowChildComponent && this.leftDomain && this.beforeEmergencyPlan != item) {
+    if (this.isShowChildComponent && this.leftDomain) {
       if (item.nodes.length) {
-        this.nzCurrent = 0
-        this.beforeEmergencyPlan = item
-        this.beforePlanNode = item.nodes[0]
-        this.leftDomain.selectPlanId = item.id
-        this.leftDomain.selectNodeId = item.nodes[0].id
-        MarkWindow.instance.selectMarkNode(item.id, item.nodes[0].id)
-        this.autoPlay()
+        let isTrue = confirm("即将开始播放节点")
+        if (isTrue) {
+          this.nzCurrent = 0
+          this.beforeEmergencyPlan = item
+          this.publicToggleNode()
+          !this.isSuspend? this.autoPlay() : null
+        }
       } else {
         this.message.info('暂无数据节点');
       }
@@ -365,8 +373,19 @@ export class PlanComponent implements OnInit {
 
   //自动播放-切换接点
   autoPlay() {
-    let time: number
-    console.log(time,777)
+    if (this.nzCurrent === this.beforeEmergencyPlan.nodes.length - 1) {
+      this.nzCurrent = this.nzCurrent + 1
+      this.isSuspend = false //初始化暂停状态
+      window.clearTimeout(this.timer) //清除定时器
+      this.message.info('已播放至最后一节点');
+      return
+    }
+    let time: number = this.beforePlanNode.getShowTime()
+    this.timer = window.setTimeout(()=>{
+      this.nzCurrent = this.nzCurrent + 1
+      this.publicToggleNode()
+      !this.isSuspend? this.autoPlay() : null
+    },time)
   }
 
   //切换预案节点
@@ -375,31 +394,49 @@ export class PlanComponent implements OnInit {
       return
     }
     this.nzCurrent = event
-    this.beforePlanNode = this.beforeEmergencyPlan.nodes[event]
-    this.leftDomain.selectPlanId = this.beforeEmergencyPlan.id
-    this.leftDomain.selectNodeId =  this.beforePlanNode.id
-    MarkWindow.instance.selectMarkNode(this.beforeEmergencyPlan.id, this.beforePlanNode.id)
-    console.log(event)
+    this.publicToggleNode()
   }
 
   //切换预案节点 上一个
   toLast() {
-
+    if (this.nzCurrent === 0) {
+      this.message.info('目前已经是第一节点');
+      return
+    }
+    this.nzCurrent = this.nzCurrent - 1
+    this.publicToggleNode()
+    !this.isSuspend? this.autoPlay() : null
   }
 
   //切换预案节点 暂停
-  suspend() {
-
+  suspend(isSuspend: boolean) {
+    this.isSuspend = isSuspend
+    let msg: string = this.isSuspend? "目前已暂停" : "目前已开始播放"
+    this.message.info(msg);
+    if (this.isSuspend) { //暂停
+      window.clearTimeout(this.timer) //清除定时器
+    } else { //开启
+      MarkWindow.instance.selectMarkNode(this.beforeEmergencyPlan.id, this.beforePlanNode.id)
+      this.autoPlay()
+    }
   }
 
   //切换预案节点 初始化
   initialize() {
-
+    this.nzCurrent = 0
+    this.publicToggleNode()
+    !this.isSuspend? this.autoPlay() : null
   }
 
   //切换预案节点 下一个
   toNext() {
-
+    if (this.nzCurrent === this.beforeEmergencyPlan.nodes.length - 1) {
+      this.message.info('目前已经是最后一个节点');
+      return
+    }
+    this.nzCurrent = this.nzCurrent + 1
+    this.publicToggleNode()
+    !this.isSuspend? this.autoPlay() : null
   }
 
   //选中应急预案 设备