섹션 스크롤 체크

var _w;

var _sections;

function init()

{

create();

addEvent();

}

var _isInSections = [];

function create()

{

_w = $( window );

_sections = $( "#sections" ).children( "section" );

_sections.each( function( $index ){

_isInSections = false;

})

}

function addEvent()

{

scrollEvent( null );

_w.on( "scroll", scrollEvent );

resizeEvent( null );

_w.on( "resize", resizeEvent );

}

function scrollEvent( $e, $w, $h )

{

var sT = _w.scrollTop();

var sectionThis;

_sections.each( function( $index ){

sectionThis = $( this );

if( sT > ( sectionThis.offset().top - _w.height()) + _w.height() / 2 )

{

if( _isInSections[ $index ] == true ) return;

switch( $index )

{

case 0 : console.log( "여기1" );

break;

case 1 : console.log( "여기2" );

break;

case 2 : console.log( "여기3" );

break;

case 3 : console.log( "여기4" );

break;

case 4 : console.log( "여기5" );

break;

default : console.log( "여기6" );

break;

}

_isInSections[ $index ] = true;

}

})

}

function resizeEvent( $e )

{

var w = _w.width();

var h = _w.height();

scrollEvent( w, h );

}