src/mouse.js

Method track

Parameters:

  • arg can be of any type.
    (Boolean to enable/disable tracking, or Mouse Event)

Returns an Object
($.mouse)

track : function ( arg ) { var type = typeof arg; if ( type === "object" ) { var v = document[mouse.view], x = arg.pageX ? arg.pageX : ( v.scrollLeft + arg.clientX ), y = arg.pageY ? arg.pageY : ( v.scrollTop + arg.clientY ), c = false; if ( mouse.pos.x !== x ) { c = true; } $.mouse.prev.x = mouse.prev.x = number.parse( mouse.pos.x, 10 ); $.mouse.pos.x = mouse.pos.x = x; $.mouse.diff.x = mouse.diff.x = mouse.pos.x - mouse.prev.x; if ( mouse.pos.y !== y ) { c = true; } $.mouse.prev.y = mouse.prev.y = number.parse( mouse.pos.y, 10 ); $.mouse.pos.y = mouse.pos.y = y; $.mouse.diff.y = mouse.diff.y = mouse.pos.y - mouse.prev.y; if ( c && $.mouse.log ) { utility.log( [mouse.pos.x, mouse.pos.y, mouse.diff.x, mouse.diff.y] ); } } else if ( type === "boolean" ) { arg ? observer.add( document, "mousemove", mouse.track, "tracking" ) : observer.remove( document, "mousemove", "tracking" ); $.mouse.enabled = mouse.enabled = arg; } return $.mouse; } };