Add mouse*, drag* and touch* events to Window and Document events stream helper extensions (#485)

* add mouse and drag events to Window and Document event streams helper

* add touch events to window and document event streams helpers

* fix format

* add changelog entry

* do not add legacy events as per code review

Author: fsw

web/CHANGELOG.md

@@ -6,6 +6,8 @@
 - Fixed generation of variadic arguments to generate 4 optional parameters.
 - Removed all `@Deprecated` members.
 - Added `URL.toDart` and `Uri.toJS` extension methods.
+- Added missing `Document` and `Window` pointer event getters: `onDrag*`,
+  `onTouch*`, `onMouse*`.
 
 ## 1.1.1
 

web/lib/src/helpers/events/events.dart

@@ -277,8 +277,109 @@ extension WindowEventGetters on Window {
   Stream<PopStateEvent> get onPopState =>
       EventStreamProviders.popStateEvent.forTarget(this);
 
+  Stream<TouchEvent> get onTouchCancel =>
+      EventStreamProviders.touchCancelEvent.forTarget(this);
+
+  Stream<TouchEvent> get onTouchEnd =>
+      EventStreamProviders.touchEndEvent.forTarget(this);
+
+  Stream<TouchEvent> get onTouchMove =>
+      EventStreamProviders.touchMoveEvent.forTarget(this);
+
+  Stream<TouchEvent> get onTouchStart =>
+      EventStreamProviders.touchStartEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseDown =>
+      EventStreamProviders.mouseDownEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseEnter =>
+      EventStreamProviders.mouseEnterEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseLeave =>
+      EventStreamProviders.mouseLeaveEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseMove =>
+      EventStreamProviders.mouseMoveEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseOut =>
+      EventStreamProviders.mouseOutEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseOver =>
+      EventStreamProviders.mouseOverEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseUp =>
+      EventStreamProviders.mouseUpEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDrag =>
+      EventStreamProviders.dragEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragEnd =>
+      EventStreamProviders.dragEndEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragEnter =>
+      EventStreamProviders.dragEnterEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragLeave =>
+      EventStreamProviders.dragLeaveEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragOver =>
+      EventStreamProviders.dragOverEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragStart =>
+      EventStreamProviders.dragStartEvent.forTarget(this);
+}
+
+extension DocumentEventGetters on Document {
+  Stream<TouchEvent> get onTouchCancel =>
+      EventStreamProviders.touchCancelEvent.forTarget(this);
+
+  Stream<TouchEvent> get onTouchEnd =>
+      EventStreamProviders.touchEndEvent.forTarget(this);
+
   Stream<TouchEvent> get onTouchMove =>
       EventStreamProviders.touchMoveEvent.forTarget(this);
+
+  Stream<TouchEvent> get onTouchStart =>
+      EventStreamProviders.touchStartEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseDown =>
+      EventStreamProviders.mouseDownEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseEnter =>
+      EventStreamProviders.mouseEnterEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseLeave =>
+      EventStreamProviders.mouseLeaveEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseMove =>
+      EventStreamProviders.mouseMoveEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseOut =>
+      EventStreamProviders.mouseOutEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseOver =>
+      EventStreamProviders.mouseOverEvent.forTarget(this);
+
+  Stream<MouseEvent> get onMouseUp =>
+      EventStreamProviders.mouseUpEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDrag =>
+      EventStreamProviders.dragEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragEnd =>
+      EventStreamProviders.dragEndEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragEnter =>
+      EventStreamProviders.dragEnterEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragLeave =>
+      EventStreamProviders.dragLeaveEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragOver =>
+      EventStreamProviders.dragOverEvent.forTarget(this);
+
+  Stream<MouseEvent> get onDragStart =>
+      EventStreamProviders.dragStartEvent.forTarget(this);
 }
 
 extension ElementCustomEvents on Element {