googleMapLoader as static, mouse calc fixes on Move

src/google_map.js

@@ -67,7 +67,6 @@ const latLng2Obj = (latLng) => isPlainObject(latLng)
     : {lat: latLng[0], lng: latLng[1]};
 
 export default class GoogleMap extends Component {
-
   static propTypes = {
     apiKey: PropTypes.string,
     bootstrapURLKeys: PropTypes.any,
@@ -124,6 +123,8 @@ export default class GoogleMap extends Component {
     yesIWantToUseGoogleMapApiInternals: false,
   };
 
+  static googleMapLoader = googleMapLoader; // eslint-disable-line
+
   constructor(props) {
     super(props);
     this.mounted_ = false;
@@ -522,6 +523,14 @@ export default class GoogleMap extends Component {
         this_.updateCounter_++;
         this_._onBoundsChanged(map, maps);
 
+        if (this.mouse_) {
+          const latLng = this.geoService_.unproject(this.mouse_, true);
+          this.mouse_.lat = latLng.lat;
+          this.mouse_.lng = latLng.lng;
+        }
+
+        this._onChildMouseMove();
+
         this_.dragTime_ = 0;
         div.style.left = `${ptxRounded.x}px`;
         div.style.top = `${ptxRounded.y}px`;
@@ -676,6 +685,7 @@ export default class GoogleMap extends Component {
       this.props.onClick &&
       !this.childMouseDownArgs_ &&
       ((new Date()).getTime() - this.childMouseUpTime_) > K_IDLE_TIMEOUT &&
+      this.dragTime_ === 0 &&
       this.props.onClick(...args)
 
   _onMapClick = (event) => {

src/utils/loaders/google_map_loader.js

@@ -3,7 +3,12 @@ import reduce from 'lodash/collection/reduce';
 
 let $script_ = null;
 
-let _loadPromise;
+let loadPromise_;
+
+let resolveCustomPromise_;
+const _customPromise = new Promise(resolve => {
+  resolveCustomPromise_ = resolve;
+});
 
 // TODO add libraries language and other map options
 export default function googleMapLoader(bootstrapURLKeys) {
@@ -11,11 +16,17 @@ export default function googleMapLoader(bootstrapURLKeys) {
     $script_ = require('scriptjs');
   }
 
-  if (_loadPromise) {
-    return _loadPromise;
+  // call from outside google-map-react
+  // will be as soon as loadPromise_ resolved
+  if (!bootstrapURLKeys) {
+    return _customPromise;
   }
 
-  _loadPromise = new Promise((resolve, reject) => {
+  if (loadPromise_) {
+    return loadPromise_;
+  }
+
+  loadPromise_ = new Promise((resolve, reject) => {
     if (typeof window === 'undefined') {
       reject(new Error('google map cannot be loaded outside browser env'));
       return;
@@ -58,5 +69,7 @@ export default function googleMapLoader(bootstrapURLKeys) {
     );
   });
 
-  return _loadPromise;
+  resolveCustomPromise_(loadPromise_);
+
+  return loadPromise_;
 }