Merge pull request #55 from Osedea/fix/cluster-press

Fix cluster press + add editorconfig

Author: tomekvenits

.editorconfig

@@ -0,0 +1,18 @@
+# http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+max_line_length = 80
+trim_trailing_whitespace = true
+
+[*.md]
+max_line_length = 0
+trim_trailing_whitespace = false
+
+[COMMIT_EDITMSG]
+max_line_length = 0

MapView/CustomMarker.js

@@ -37,11 +37,8 @@ export default class CustomMarker extends Component {
         this.setState({ error });
     }
 
-    handlePress = ()=>{
-        if (!markers) {
-            markers = GLOBAL[this.props.superCluster].getLeaves(clusterId);
-        }
-        this.props.onClusterPress(coordinates, markers);
+    createPressHandler = (markers) => () => {
+        this.props.onClusterPress(markers);
     }
 
     render(){
@@ -213,7 +210,7 @@ export default class CustomMarker extends Component {
                         key={isCluster}
                         {...itemProps}
                         coordinate={coordinates}
-                        onPress={this.handlePress}
+                        onPress={this.createPressHandler(markers)}
                     >
                         {htmlElement}
                     </Marker>

MapView/MapWithClustering.js

@@ -22,7 +22,7 @@ export default class MapWithClustering extends Component {
             region: props.region || props.initialRegion,
             previousRegion: props.region || props.initialRegion,
         };
-        this.superCluster = Symbol('superCluster');
+        this.superCluster = {};
     }
 
     componentWillMount() {
@@ -76,7 +76,9 @@ export default class MapWithClustering extends Component {
                     if (item.props && item.props.coordinate && canBeClustered) {
                         newState.markers.push({
                             item: item,
-                            properties: {point_count: 0},
+                            properties: {
+                                point_count: 0,
+                            },
                             geometry: {
                                 type: "Point",
                                 coordinates: [item.props.coordinate.longitude, item.props.coordinate.latitude]