Module: ol/interaction/MouseWheelZoom

Classes

MouseWheelZoom

Members

Mode{string}

Properties:

Name	Type	Default	Description
TRACKPAD	string	trackpad
WHEEL	string	wheel

Type Definitions

Options{Object}

Properties:

Name	Type	Argument	Default	Description
condition	module:ol/events/condition~Condition	<optional>		A function that takes an module:ol/MapBrowserEvent~MapBrowserEvent and returns a boolean to indicate whether that event should be handled. Default is module:ol/events/condition~always.
duration	number	<optional>	250	Animation duration in milliseconds.
timeout	number	<optional>	80	Mouse wheel timeout duration in milliseconds.
constrainResolution	boolean	<optional>	false	When using a trackpad or magic mouse, zoom to the closest integer zoom level after the scroll gesture ends.
useAnchor	boolean	<optional>	true	Enable zooming using the mouse's location as the anchor. When set to false, zooming in and out will zoom to the center of the screen instead of zooming on the mouse's location.