Export all the Event sub class

Actually only some are exported

This is useful to type the received events

src/ol/interaction/DragAndDrop.js

@@ -39,7 +39,7 @@ const DragAndDropEventType = {
  * Events emitted by {@link module:ol/interaction/DragAndDrop~DragAndDrop} instances are instances
  * of this type.
  */
-class DragAndDropEvent extends Event {
+export class DragAndDropEvent extends Event {
   /**
    * @param {DragAndDropEventType} type Type.
    * @param {File} file File.

src/ol/interaction/DragBox.js

@@ -60,7 +60,7 @@ const DragBoxEventType = {
  * Events emitted by {@link module:ol/interaction/DragBox~DragBox} instances are instances of
  * this type.
  */
-class DragBoxEvent extends Event {
+export class DragBoxEvent extends Event {
   /**
    * @param {string} type The event type.
    * @param {import("../coordinate.js").Coordinate} coordinate The event coordinate.

src/ol/interaction/Draw.js

@@ -155,7 +155,7 @@ const DrawEventType = {
  * Events emitted by {@link module:ol/interaction/Draw~Draw} instances are
  * instances of this type.
  */
-class DrawEvent extends Event {
+export class DrawEvent extends Event {
   /**
    * @param {DrawEventType} type Type.
    * @param {Feature} feature The feature drawn.

src/ol/interaction/Extent.js

@@ -58,7 +58,7 @@ const ExtentEventType = {
  * Events emitted by {@link module:ol/interaction/Extent~Extent} instances are
  * instances of this type.
  */
-class ExtentEvent extends Event {
+export class ExtentEvent extends Event {
   /**
    * @param {import("../extent.js").Extent} extent the new extent
    */

src/ol/interaction/Select.js

@@ -94,7 +94,7 @@ const SelectEventType = {
  * Events emitted by {@link module:ol/interaction/Select~Select} instances are instances of
  * this type.
  */
-class SelectEvent extends Event {
+export class SelectEvent extends Event {
   /**
    * @param {SelectEventType} type The event type.
    * @param {Array<import("../Feature.js").default>} selected Selected features.