[6.5.0][overlay] 画线时，添加是否绘制箭头开关

libraries/mogo-map-api/src/main/java/com/mogo/map/overlay/line/Polyline.kt

@@ -54,6 +54,8 @@ data class Polyline(val id: String, val owner: String, val level: Level, val opt
 
         val customTexture: Bitmap? = builder.customTexture
 
+        val isShowArrow: Boolean = builder.isShowArrow
+
         fun builder(): Builder {
             return builder
         }
@@ -96,6 +98,8 @@ data class Polyline(val id: String, val owner: String, val level: Level, val opt
 
             internal var customTexture: Bitmap? = null
 
+            internal var isShowArrow: Boolean = false
+
             fun setId(id: String) = apply {
                 this.id = id
             }
@@ -168,6 +172,10 @@ data class Polyline(val id: String, val owner: String, val level: Level, val opt
                 this.customTexture = texture
             }
 
+            fun isShowArrow(show: Boolean) = apply {
+                this.isShowArrow = show
+            }
+
             fun build(): Options {
                 if (TextUtils.isEmpty(id)) {
                     id = UUID.randomUUID().toString()