ntegration and bug fix

src/components/map/Handlers.tsx

@@ -2,6 +2,7 @@ import react, { useState } from 'react';
 import { throttle } from 'lodash';
 import { Point } from './types';
 import { handlersConfig } from './config';
+import './Handler.css';
 
 export interface HandlersProperties {
   /**Transform the map:
@@ -17,7 +18,11 @@ export interface HandlersProperties {
 /**
  *
  * @param props
- * @returns A div with handlers
+ * @returns A div with the following handlers
+ * * mouseLeave, mouseDown and mouseUp to track the mouse state
+ * * mouseMove to shift the map if the mouse is down
+ *
+ * TODO: Check that using clientX instead of pageX (to pass unit tests) works.
  */
 export const Handlers: react.FC<HandlersProperties> = (
   props: HandlersProperties