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// Generated by CoffeeScript 1.6.3
/*
jQuery Gridly
Copyright 2013 Kevin Sylvestre
1.1.2
*/
(function() {
"use strict";
var $, Animation, Draggable, Gridly,
__bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
$ = jQuery;
Animation = (function() {
function Animation() {}
Animation.transitions = {
"webkitTransition": "webkitTransitionEnd",
"mozTransition": "mozTransitionEnd",
"msTransition": "msTransitionEnd",
"oTransition": "oTransitionEnd",
"transition": "transitionend"
};
Animation.transition = function($el) {
var el, result, type, _ref;
el = $el[0];
_ref = this.transitions;
for (type in _ref) {
result = _ref[type];
if (el.style[type] != null) {
return result;
}
}
};
Animation.execute = function($el, callback) {
var transition;
transition = this.transition($el);
if (transition != null) {
return $el.one(transition, callback);
} else {
return callback();
}
};
return Animation;
})();
Draggable = (function() {
function Draggable($container, selector, callbacks) {
this.click = __bind(this.click, this);
this.moved = __bind(this.moved, this);
this.ended = __bind(this.ended, this);
this.began = __bind(this.began, this);
this.coordinate = __bind(this.coordinate, this);
this.toggle = __bind(this.toggle, this);
this.bind = __bind(this.bind, this);
this.$container = $container;
this.selector = selector;
this.callbacks = callbacks;
this.toggle();
}
Draggable.prototype.bind = function(method) {
if (method == null) {
method = 'on';
}
$(document)[method]('mousemove touchmove', this.moved);
return $(document)[method]('mouseup touchend touchcancel', this.ended);
};
Draggable.prototype.toggle = function(method) {
if (method == null) {
method = 'on';
}
this.$container[method]('mousedown touchstart', this.selector, this.began);
return this.$container[method]('click', this.selector, this.click);
};
Draggable.prototype.coordinate = function(event) {
switch (event.type) {
case 'touchstart':
case 'touchmove':
case 'touchend':
case 'touchcancel':
return event.originalEvent.touches[0];
default:
return event;
}
};
Draggable.prototype.began = function(event) {
var _ref;
if (this.$target) {
return;
}
event.preventDefault();
event.stopPropagation();
this.bind('on');
//custom by Mrdang
this.$target = this.selector == '*' ? $(event.target) : $(event.target).closest(this.selector);
this.$target.addClass('dragging');
this.origin = {
x: this.coordinate(event).pageX - this.$target.position().left,
y: this.coordinate(event).pageY - this.$target.position().top
};
return (_ref = this.callbacks) != null ? typeof _ref.began === "function" ? _ref.began(event) : void 0 : void 0;
};
Draggable.prototype.ended = function(event) {
var _ref;
if (this.$target == null) {
return;
}
event.preventDefault();
event.stopPropagation();
this.bind('off');
this.$target.removeClass('dragging');
delete this.$target;
delete this.origin;
return (_ref = this.callbacks) != null ? typeof _ref.ended === "function" ? _ref.ended(event) : void 0 : void 0;
};
Draggable.prototype.moved = function(event) {
var _ref;
if (this.$target == null) {
return;
}
event.preventDefault();
event.stopPropagation();
this.$target.css({
left: this.coordinate(event).pageX - this.origin.x,
top: this.coordinate(event).pageY - this.origin.y
});
this.dragged = this.$target;
return (_ref = this.callbacks) != null ? typeof _ref.moved === "function" ? _ref.moved(event) : void 0 : void 0;
};
Draggable.prototype.click = function(event) {
if (!this.dragged) {
return;
}
event.preventDefault();
event.stopPropagation();
return delete this.dragged;
};
return Draggable;
})();
Gridly = (function() {
Gridly.settings = {
//Custom by MrDang
selector : '*',
base: 60,
gutter: 20,
columns: 8,
draggable: {
zIndex: 800
}
};
Gridly.gridly = function($el, options) {
var _base, _name;
if (options == null) {
options = {};
}
if (this.existing == null) {
this.existing = {};
}
if ((_base = this.existing)[_name = $el[0]] == null) {
_base[_name] = new Gridly($el, options);
}
return this.existing[$el[0]];
};
function Gridly($el, settings) {
if (settings == null) {
settings = {};
}
this.optimize = __bind(this.optimize, this);
this.layout = __bind(this.layout, this);
this.structure = __bind(this.structure, this);
this.position = __bind(this.position, this);
this.size = __bind(this.size, this);
this.draggingMoved = __bind(this.draggingMoved, this);
this.draggingEnded = __bind(this.draggingEnded, this);
this.draggingBegan = __bind(this.draggingBegan, this);
this.$sorted = __bind(this.$sorted, this);
this.draggable = __bind(this.draggable, this);
this.compare = __bind(this.compare, this);
this.$ = __bind(this.$, this);
this.reordinalize = __bind(this.reordinalize, this);
this.ordinalize = __bind(this.ordinalize, this);
this.$el = $el;
this.settings = $.extend({}, Gridly.settings, settings);
this.ordinalize(this.$((this.settings.selector == '*' ? '> *' : this.settings.selector)));
this.draggable();
return this;
}
Gridly.prototype.ordinalize = function($elements) {
var $element, i, _i, _ref, _results;
_results = [];
for (i = _i = 0, _ref = $elements.length; 0 <= _ref ? _i <= _ref : _i >= _ref; i = 0 <= _ref ? ++_i : --_i) {
$element = $($elements[i]);
$element.attr("data-position",i);
_results.push($element.data('position', i));
}
return _results;
};
Gridly.prototype.reordinalize = function($element, position) {
$element.attr("data-position",position);
return $element.data('position', position);
};
Gridly.prototype.$ = function(selector) {
return this.$el.find(selector);
};
Gridly.prototype.compare = function(d, s) {
if (d.y > s.y + s.h) {
return +1;
}
if (s.y > d.y + d.h) {
return -1;
}
if ((d.x + (d.w / 2)) > (s.x + (s.w / 2))) {
return +1;
}
if ((s.x + (s.w / 2)) > (d.x + (d.w / 2))) {
return -1;
}
return 0;
};
Gridly.prototype.draggable = function() {
return this._draggable != null ? this._draggable : this._draggable = new Draggable(this.$el,this.settings.selector, {
began: this.draggingBegan,
ended: this.draggingEnded,
moved: this.draggingMoved
});
};
Gridly.prototype.$sorted = function($elements) {
return ($elements || this.$((this.settings.selector == '*' ? '>*' : this.settings.selector))).sort(function(a, b) {
var $a, $b, aPosition, aPositionInt, bPosition, bPositionInt;
$a = $(a);
$b = $(b);
aPosition = $a.data('position');
bPosition = $b.data('position');
aPositionInt = parseInt(aPosition);
bPositionInt = parseInt(bPosition);
if ((aPosition != null) && (bPosition == null)) {
return -1;
}
if ((bPosition != null) && (aPosition == null)) {
return +1;
}
if (!aPosition && !bPosition && $a.index() < $b.index()) {
return -1;
}
if (!bPosition && !aPosition && $b.index() < $a.index()) {
return +1;
}
if (aPositionInt < bPositionInt) {
return -1;
}
if (bPositionInt < aPositionInt) {
return +1;
}
return 0;
});
};
Gridly.prototype.draggingBegan = function(event) {
var $elements, _ref, _ref1;
$elements = this.$sorted();
this.ordinalize($elements);
setTimeout(this.layout, 0);
return (_ref = this.settings) != null ? (_ref1 = _ref.callbacks) != null ? typeof _ref1.reordering === "function" ? _ref1.reordering($elements) : void 0 : void 0 : void 0;
};
Gridly.prototype.draggingEnded = function(event) {
var $elements, _ref, _ref1;
$elements = this.$sorted();
this.ordinalize($elements);
setTimeout(this.layout, 0);
return (_ref = this.settings) != null ? (_ref1 = _ref.callbacks) != null ? typeof _ref1.reordered === "function" ? _ref1.reordered($elements) : void 0 : void 0 : void 0;
};
Gridly.prototype.draggingMoved = function(event) {
var $dragging, $elements, element, i, index, original, positions, _i, _j, _len, _ref, _ref1, _ref2;
$dragging = this.settings.selector == '*' ? $(event.target) :$(event.target).closest(this.settings.selector);
$elements = this.$sorted();
positions = this.structure($elements).positions;
original = index = $dragging.data('position');
_ref = positions.filter(function(position) {
return position.$element.is($dragging);
});
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
element = _ref[_i];
element.x = $dragging.position().left;
element.y = $dragging.position().top;
element.w = $dragging.data('width') || $dragging.width();
element.h = $dragging.data('height') || $dragging.height();
}
positions.sort(this.compare);
$elements = positions.map(function(position) {
return position.$element;
});
$elements = (((_ref1 = this.settings.callbacks) != null ? _ref1.optimize : void 0) || this.optimize)($elements);
for (i = _j = 0, _ref2 = $elements.length; 0 <= _ref2 ? _j < _ref2 : _j > _ref2; i = 0 <= _ref2 ? ++_j : --_j) {
this.reordinalize($($elements[i]), i);
}
return this.layout();
};
Gridly.prototype.size = function($element) {
return (($element.data('width') || $element.width()) + this.settings.gutter) / (this.settings.base + this.settings.gutter);
};
Gridly.prototype.position = function($element, columns) {
var column, height, i, max, size, _i, _j, _ref, _ref1;
size = this.size($element);
height = Infinity;
column = 0;
for (i = _i = 0, _ref = columns.length - size; 0 <= _ref ? _i < _ref : _i > _ref; i = 0 <= _ref ? ++_i : --_i) {
max = Math.max.apply(Math, columns.slice(i, i + size));
if (max < height) {
height = max;
column = i;
}
}
for (i = _j = column, _ref1 = column + size; column <= _ref1 ? _j < _ref1 : _j > _ref1; i = column <= _ref1 ? ++_j : --_j) {
columns[i] = height + ($element.data('height') || $element.height()) + this.settings.gutter;
}
return {
x: column * (this.settings.base + this.settings.gutter),
y: height
};
};
Gridly.prototype.structure = function($elements) {
var $element, columns, i, index, position, positions, _i, _ref;
if ($elements == null) {
$elements = this.$sorted();
}
positions = [];
columns = (function() {
var _i, _ref, _results;
_results = [];
for (i = _i = 0, _ref = this.settings.columns; 0 <= _ref ? _i <= _ref : _i >= _ref; i = 0 <= _ref ? ++_i : --_i) {
_results.push(0);
}
return _results;
}).call(this);
for (index = _i = 0, _ref = $elements.length; 0 <= _ref ? _i < _ref : _i > _ref; index = 0 <= _ref ? ++_i : --_i) {
$element = $($elements[index]);
position = this.position($element, columns);
positions.push({
x: position.x,
y: position.y,
w: $element.data('width') || $element.width(),
h: $element.data('height') || $element.height(),
$element: $element
});
}
return {
height: Math.max.apply(Math, columns),
positions: positions
};
};
Gridly.prototype.layout = function() {
var $element, $elements, index, position, structure, _i, _ref, _ref1;
$elements = (((_ref = this.settings.callbacks) != null ? _ref.optimize : void 0) || this.optimize)(this.$sorted());
structure = this.structure($elements);
for (index = _i = 0, _ref1 = $elements.length; 0 <= _ref1 ? _i < _ref1 : _i > _ref1; index = 0 <= _ref1 ? ++_i : --_i) {
$element = $($elements[index]);
position = structure.positions[index];
if ($element.is('.dragging')) {
continue;
}
$element.attr("data-position",index);
$element.css({
position: 'absolute',
left: position.x,
top: position.y
});
}
return this.$el.css({
height: structure.height
});
};
Gridly.prototype.optimize = function(originals) {
var columns, index, results, _i, _ref;
results = [];
columns = 0;
while (originals.length > 0) {
if (columns === this.settings.columns) {
columns = 0;
}
index = 0;
for (index = _i = 0, _ref = originals.length; 0 <= _ref ? _i < _ref : _i > _ref; index = 0 <= _ref ? ++_i : --_i) {
if (columns + this.size($(originals[index])) <= this.settings.columns) {
break;
}
}
if (index === originals.length) {
index = 0;
columns = 0;
}
columns += this.size($(originals[index]));
results.push(originals.splice(index, 1)[0]);
}
return results;
};
return Gridly;
})();
$.fn.extend({
gridly: function(option) {
if (option == null) {
option = {};
}
return this.each(function() {
var $this, action, options;
$this = $(this);
options = $.extend({}, $.fn.gridly.defaults, typeof option === "object" && option);
action = typeof option === "string" ? option : option.action;
if (action == null) {
action = "layout";
}
return Gridly.gridly($this, options)[action]();
});
}
});
}).call(this);