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.sliced {
position: relative;
width: 640px;
height: 400px;
}
.tile { float: left; }
;(function( $, window ) {
var _defaults = {
x : 2, // number of tiles in x axis
y : 2, // number of tiles in y axis
random : true, // animate tiles in random order
speed : 2000 // time to clear all times
};
/**
* range Get an array of numbers within a range
* @param min {number} Lowest number in array
* @param max {number} Highest number in array
* @param rand {bool} Shuffle array
* @return {array}
*/
function range( min, max, rand ) {
var arr = ( new Array( ++max - min ) )
.join('.').split('.')
.map(function( v,i ){ return min + i });
return rand
? arr.map(function( v ) { return [ Math.random(), v ] })
.sort().map(function( v ) { return v[ 1 ] })
: arr;
}
$.fn.sliced = function( options ) {
var o = $.extend( {}, _defaults, options );
return this.each(function() {
var $container = $(this);
/*---------------------------------
* Make the tiles:
---------------------------------*/
var width = $container.width(),
height = $container.height(),
$img = $container.find('img'),
n_tiles = o.x * o.y,
tiles = [], $tiles;
for ( var i = 0; i < n_tiles; i++ ) {
tiles.push('<div class="tile"/>');
}
$tiles = $( tiles.join('') );
// Hide original image and insert tiles in DOM
$img.hide().after( $tiles );
// Set background
$tiles.css({
width: width / o.x,
height: height / o.y,
backgroundImage: 'url('+ $img.attr('src') +')'
});
// Adjust position
$tiles.each(function() {
var pos = $(this).position();
$(this).css( 'backgroundPosition', -pos.left +'px '+ -pos.top +'px' );
});
/*---------------------------------
* Animate the tiles:
---------------------------------*/
var tilesArr = range( 0, n_tiles, o.random ),
tileSpeed = o.speed / n_tiles; // time to clear a single tile
tilesArr.forEach(function( tile, i ) {
setTimeout(function(){
$tiles.eq( tile ).fadeTo( 'fast', 0 );
}, i * tileSpeed );
});
});
};
}( jQuery, window ));
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