diff --git a/app/src/main/java/com/navinfo/omqs/db/RealmOperateHelper.kt b/app/src/main/java/com/navinfo/omqs/db/RealmOperateHelper.kt
index 2360b850..a4bce026 100644
--- a/app/src/main/java/com/navinfo/omqs/db/RealmOperateHelper.kt
+++ b/app/src/main/java/com/navinfo/omqs/db/RealmOperateHelper.kt
@@ -65,7 +65,7 @@ class RealmOperateHelper() {
         val realm = getSelectTaskRealmInstance()
         val realmList =
             getSelectTaskRealmTools(RenderEntity::class.java, false)
-                .equalTo("table", "OMDB_RD_LINK_KIND")
+                .equalTo("table", DataCodeEnum.OMDB_LINK_DIRECT.name)
                 .greaterThanOrEqualTo("tileX", xStart)
                 .lessThanOrEqualTo("tileX", xEnd)
                 .greaterThanOrEqualTo("tileY", yStart)
diff --git a/app/src/main/java/com/navinfo/omqs/ui/activity/map/MainViewModel.kt b/app/src/main/java/com/navinfo/omqs/ui/activity/map/MainViewModel.kt
index 93ca83c5..32bd3ac0 100644
--- a/app/src/main/java/com/navinfo/omqs/ui/activity/map/MainViewModel.kt
+++ b/app/src/main/java/com/navinfo/omqs/ui/activity/map/MainViewModel.kt
@@ -743,6 +743,7 @@ class MainViewModel @Inject constructor(
 
                 if (linkList.isNotEmpty()) {
                     val link = linkList[0]
+
                     val linkId = link.properties[RenderEntity.Companion.LinkTable.linkPid]
                     //看板数据
                     val signList = mutableListOf<SignBean>()
@@ -752,9 +753,14 @@ class MainViewModel @Inject constructor(
                         if (bSelectRoad)
                             mapController.markerHandle.addMarker(point, "selectLink")
                         mapController.lineHandler.showLine(link.geometry)
-                        val lineString: Geometry = GeometryTools.createGeometry(link.geometry)
-                        val footAndDistance = GeometryTools.pointToLineDistance(point, lineString)
+
                         val linePoints = GeometryTools.getGeoPoints(link.geometry)
+                        val direct = link.properties["direct"]
+                        if(direct == "3"){
+                            linePoints.reverse()
+                        }
+
+                        val footAndDistance = GeometryTools.pointToLineDistance(point, GeometryTools.createLineString(linePoints))
                         linePoints.add(
                             footAndDistance.footIndex + 1,
                             GeoPoint(
@@ -762,6 +768,7 @@ class MainViewModel @Inject constructor(
                                 footAndDistance.getCoordinate(0).x
                             )
                         )
+
                         val newLineString = GeometryTools.createLineString(linePoints)
                         linkId?.let {
                             var elementList = realmOperateHelper.queryLinkByLinkPid(it)
diff --git a/app/src/main/java/com/navinfo/omqs/util/SignUtil.kt b/app/src/main/java/com/navinfo/omqs/util/SignUtil.kt
index 12cc49f5..ff709d62 100644
--- a/app/src/main/java/com/navinfo/omqs/util/SignUtil.kt
+++ b/app/src/main/java/com/navinfo/omqs/util/SignUtil.kt
@@ -1631,8 +1631,8 @@ class SignUtil {
             } else if (itemGeometry is LineString) {
                 val itemFoot = GeometryTools.pointToLineDistance(
                     GeoPoint(
-                        lineString.coordinates[0].y,
-                        lineString.coordinates[0].x
+                        lineString.coordinates[lineString.coordinates.size-1].y,
+                        lineString.coordinates[lineString.coordinates.size-1].x
                     ), lineString
                 )
                 var dis = GeometryTools.getDistance(