移除不必要的默认属性

android/src/main/java/cn/qiuxiang/react/amap3d/AMapPolyline.kt

 package cn.qiuxiang.react.amap3d
 
+import android.graphics.Color
 import com.amap.api.maps.AMap
 import com.amap.api.maps.model.LatLng
 import com.amap.api.maps.model.Polyline
@@ -13,8 +14,8 @@ import com.facebook.react.views.view.ReactViewGroup
 class AMapPolyline(context: ThemedReactContext) : ReactViewGroup(context) {
     private var polyline: Polyline? = null
     private var coordinates: ArrayList<LatLng> = ArrayList()
-    private var width: Float = 0f
-    private var color: Int = 0
+    private var width: Float = 1f
+    private var color: Int = Color.BLACK
     private var colors: ArrayList<Int> = ArrayList()
     private var opacity: Float = 1f
     private var zIndex: Float = 0f

components/Marker.js

@@ -89,11 +89,6 @@ class Marker extends Component {
     onInfoWindowPress: React.PropTypes.func,
   }
 
-  static defaultProps = {
-    opacity: 1,
-    showsInfoWindow: true,
-  }
-
   _handle(name) {
     return event => {
       if (this.props[name]) {

components/Polyline.js

@@ -42,10 +42,7 @@ class Polyline extends Component {
   }
 
   static defaultProps = {
-    width: 1,
-    color: '#000',
     colors: [],
-    opacity: 1,
   }
 
   _handle(name) {