OpenLayers JavaScript Mapping Library |
OpenLayers. Handler. MouseWheelHandler for wheel up/down events. Inherits fromSummary
mousePosition{OpenLayers.Pixel} mousePosition is necessary because evt.clientX/Y is buggy in Moz on wheel events, so we cache and use the value from the last mousemove. OpenLayers. Handler. MouseWheelParameters
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destroy: function()
Catch the wheel event and handle it xbrowserly
onWheelEvent: function( e )
Update the stored mousePosition on every move.
mousemove: function ( evt )
activate: function ( evt )
deactivate: function ( evt )