diff --git a/uni_modules/d-form/components/d-form/d-form.vue b/uni_modules/d-form/components/d-form/d-form.vue
index c9e4cb1..4ee6c5e 100644
--- a/uni_modules/d-form/components/d-form/d-form.vue
+++ b/uni_modules/d-form/components/d-form/d-form.vue
@@ -277,6 +277,11 @@ import {computeArea} from '@/common/utils'
 		}
 		return []
 	}
+	/* #ifdef APP-PLUS */
+	var polyline=new plus.maps.Polyline([])
+	polyline.setLineWidth(8)
+	polyline.setStrokeColor("#10C176")
+	/* #endif */
 
 	export default{
 		props:{
@@ -353,6 +358,17 @@ import {computeArea} from '@/common/utils'
 					})
 				}
 			},
+			showMap(n){
+				if(!n){
+					if(this.value.length<=0){
+						this.markerList=this.$defineArray([])
+						this.temp_markerList=this.$defineArray([])
+						this.areaPolygon=null
+						polyline.setPath([])
+						this.maps.clearOverlays()
+					}
+				}
+			}
 		},
 		computed:{
 			date(){
@@ -445,14 +461,10 @@ import {computeArea} from '@/common/utils'
 					this.maps.setMapType(plus.maps.MapType.MAPTYPE_SATELLITE)
 					this.maps.centerAndZoom(new plus.maps.Point(102.712251,25.040609),10)
 
-					var polyline=new plus.maps.Polyline([])
-					polyline.setLineWidth(8)
-					polyline.setStrokeColor("#10C176")
-
 					if(this.value.length>0){
 						var bound=computeArea(this.value)
 						for(var i=0;i<this.value.length;i++){
-							this.maps.addOverlay(this.addMarker(this.value[i],polyline))
+							this.maps.addOverlay(this.addMarker(this.value[i]))
 						}
 						this.markerList[0].pre=this.markerList[this.markerList.length-1].value
 						this.markerList[this.markerList.length-1].next=this.markerList[0].value
@@ -463,7 +475,7 @@ import {computeArea} from '@/common/utils'
 						this.markerList.length<=0 && this.maps.addOverlay(polyline)
 							
 						if(this.value.length<=0){
-							var marker=this.addMarker(e, polyline)
+							var marker=this.addMarker(e)
 							this.maps.addOverlay(marker);
 
 							this.markerList.length>=2 && polyline.setPath(this.markerList.map(({value})=>{
@@ -490,7 +502,7 @@ import {computeArea} from '@/common/utils'
 					marker.value.onclick= this.onClick
 				})
 			},
-			addMarker({longitude,latitude},polyline){
+			addMarker({longitude,latitude}){
 				var marker=new plus.maps.Marker(new plus.maps.Point(longitude, latitude));
 				marker.setIcon("/static/map_point_3.png");
 				marker.bringToTop()
@@ -549,9 +561,10 @@ import {computeArea} from '@/common/utils'
 
 					this.reComputArea()
 				}else{
-					this.markerList=[]
-					this.temp_markerList=[]
+					this.markerList=this.$defineArray([])
+					this.temp_markerList=this.$defineArray([])
 					this.areaPolygon=null
+					polyline.setPath([])
 					this.maps.clearOverlays()
 				}