The AnnotationMouseEventArgs type exposes the following members.
Gets which mouse button was pressed.
Gets the number of times the mouse button was pressed and released.
Gets a signed count of the number of detents the mouse wheel has rotated. A detent is one notch of the mouse wheel.
Gets or sets a value indicating whether the event has been handled.
Gets the x-coordinate of the mouse.
Gets the y-coordinate of the mouse.