Component-Builder/media/uikit-v2/js/components/grid.js

541 lines
17 KiB
JavaScript

/*! UIkit 2.27.4 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
(function(addon) {
var component;
if (window.UIkit2) {
component = addon(UIkit2);
}
if (typeof define == 'function' && define.amd) {
define('uikit-grid', ['uikit'], function(){
return component || addon(UIkit2);
});
}
})(function(UI){
"use strict";
UI.component('grid', {
defaults: {
colwidth : 'auto',
animation : true,
duration : 300,
gutter : 0,
controls : false,
filter : false,
origin : UI.langdirection
},
boot: function() {
// init code
UI.ready(function(context) {
UI.$('[data-uk-grid]', context).each(function(){
var ele = UI.$(this);
if(!ele.data('grid')) {
UI.grid(ele, UI.Utils.options(ele.attr('data-uk-grid')));
}
});
});
},
init: function() {
var $this = this, gutter = String(this.options.gutter).trim().split(' ');
this.gutterv = parseInt(gutter[0], 10);
this.gutterh = parseInt((gutter[1] || gutter[0]), 10);
// make sure parent element has the right position property
this.element.css({'position': 'relative'});
this.controls = null;
this.origin = this.options.origin;
if (this.options.controls) {
this.controls = UI.$(this.options.controls);
// filter
this.controls.on('click', '[data-uk-filter]', function(e){
e.preventDefault();
$this.filter(UI.$(this).attr('data-uk-filter'));
});
// sort
this.controls.on('click', '[data-uk-sort]', function(e){
e.preventDefault();
var cmd = UI.$(this).attr('data-uk-sort').split(':');
$this.sort(cmd[0], cmd[1]);
});
}
UI.$win.on('load resize orientationchange', UI.Utils.debounce(function(){
if ($this.currentfilter) {
$this.filter($this.currentfilter);
} else {
this.update();
}
}.bind(this), 100));
this.on('display.uk.check', function(){
if ($this.element.is(':visible')) $this.update();
});
UI.domObserve(this.element, function(e) {
$this.update();
});
if (this.options.filter !== false) {
this.filter(this.options.filter);
} else {
this.update();
}
},
_prepareElements: function() {
var children = this.element.children(':not([data-grid-prepared])'), css;
// exit if no already prepared elements found
if (!children.length) {
return;
}
css = {
position : 'absolute',
boxSizing : 'border-box',
width : this.options.colwidth == 'auto' ? '' : this.options.colwidth
};
if (this.options.gutter) {
css['padding-'+this.origin] = this.gutterh;
css['padding-bottom'] = this.gutterv;
this.element.css('margin-'+this.origin, this.gutterh * -1);
}
children.attr('data-grid-prepared', 'true').css(css);
},
update: function(elements) {
var $this = this;
this._prepareElements();
elements = elements || this.element.children(':visible');
var children = elements,
maxwidth = this.element.width() + (2*this.gutterh) + 2,
left = 0,
top = 0,
positions = [],
item, width, height, pos, posi, i, z, max, size;
this.trigger('beforeupdate.uk.grid', [children]);
children.each(function(index){
size = getElementSize(this);
item = UI.$(this);
width = size.outerWidth;
height = size.outerHeight;
left = 0;
top = 0;
for (i=0,max=positions.length;i<max;i++) {
pos = positions[i];
if (left <= pos.aX) { left = pos.aX; }
if (maxwidth < (left + width)) { left = 0; }
if (top <= pos.aY) { top = pos.aY; }
}
posi = {
ele : item,
top : top,
width : width,
height : height,
aY : (top + height),
aX : (left + width)
};
posi[$this.origin] = left;
positions.push(posi);
});
var posPrev, maxHeight = 0, positionto;
// fix top
for (i=0,max=positions.length;i<max;i++) {
pos = positions[i];
top = 0;
for (z=0;z<i;z++) {
posPrev = positions[z];
// (posPrev.left + 1) fixex 1px bug when using % based widths
if (pos[this.origin] < posPrev.aX && (posPrev[this.origin] +1) < pos.aX) {
top = posPrev.aY;
}
}
pos.top = top;
pos.aY = top + pos.height;
maxHeight = Math.max(maxHeight, pos.aY);
}
maxHeight = maxHeight - this.gutterv;
if (this.options.animation) {
this.element.stop().animate({'height': maxHeight}, 100);
positions.forEach(function(pos){
positionto = {"top": pos.top, opacity: 1};
positionto[$this.origin] = pos[$this.origin];
pos.ele.stop().animate(positionto, this.options.duration);
}.bind(this));
} else {
this.element.css('height', maxHeight);
positions.forEach(function(pos){
positionto = {"top": pos.top, opacity: 1};
positionto[$this.origin] = pos[$this.origin];
pos.ele.css(positionto);
}.bind(this));
}
// make sure to trigger possible scrollpies etc.
setTimeout(function() {
UI.$doc.trigger('scrolling.uk.document');
}, 2 * this.options.duration * (this.options.animation ? 1:0));
this.trigger('afterupdate.uk.grid', [children]);
},
filter: function(filter) {
this.currentfilter = filter;
filter = filter || [];
if (typeof(filter) === 'number') {
filter = filter.toString();
}
if (typeof(filter) === 'string') {
filter = filter.split(/,/).map(function(item){ return item.trim(); });
}
var $this = this, children = this.element.children(), elements = {"visible": [], "hidden": []}, visible, hidden;
children.each(function(index){
var ele = UI.$(this), f = ele.attr('data-uk-filter'), infilter = filter.length ? false : true;
if (f) {
f = f.split(/,/).map(function(item){ return item.trim(); });
filter.forEach(function(item){
if (f.indexOf(item) > -1) infilter = true;
});
}
elements[infilter ? "visible":"hidden"].push(ele);
});
// convert to jQuery collections
elements.hidden = UI.$(elements.hidden).map(function () {return this[0];});
elements.visible = UI.$(elements.visible).map(function () {return this[0];});
elements.hidden.attr('aria-hidden', 'true').filter(':visible').fadeOut(this.options.duration);
elements.visible.attr('aria-hidden', 'false').filter(':hidden').css('opacity', 0).show();
$this.update(elements.visible);
if (this.controls && this.controls.length) {
this.controls.find('[data-uk-filter]').removeClass('uk-active').filter('[data-uk-filter="'+filter+'"]').addClass('uk-active');
}
},
sort: function(by, order){
order = order || 1;
// covert from string (asc|desc) to number
if (typeof(order) === 'string') {
order = order.toLowerCase() == 'desc' ? -1 : 1;
}
var elements = this.element.children();
elements.sort(function(a, b){
a = UI.$(a);
b = UI.$(b);
return (b.data(by) || '') < (a.data(by) || '') ? order : (order*-1);
}).appendTo(this.element);
this.update(elements.filter(':visible'));
if (this.controls && this.controls.length) {
this.controls.find('[data-uk-sort]').removeClass('uk-active').filter('[data-uk-sort="'+by+':'+(order == -1 ? 'desc':'asc')+'"]').addClass('uk-active');
}
}
});
/*!
* getSize v1.2.2
* measure size of elements
* MIT license
* https://github.com/desandro/get-size
*/
function _getSize() {
var prefixes = 'Webkit Moz ms Ms O'.split(' ');
var docElemStyle = document.documentElement.style;
function getStyleProperty( propName ) {
if ( !propName ) {
return;
}
// test standard property first
if ( typeof docElemStyle[ propName ] === 'string' ) {
return propName;
}
// capitalize
propName = propName.charAt(0).toUpperCase() + propName.slice(1);
// test vendor specific properties
var prefixed;
for ( var i=0, len = prefixes.length; i < len; i++ ) {
prefixed = prefixes[i] + propName;
if ( typeof docElemStyle[ prefixed ] === 'string' ) {
return prefixed;
}
}
}
// -------------------------- helpers -------------------------- //
// get a number from a string, not a percentage
function getStyleSize( value ) {
var num = parseFloat( value );
// not a percent like '100%', and a number
var isValid = value.indexOf('%') === -1 && !isNaN( num );
return isValid && num;
}
function noop() {}
var logError = typeof console === 'undefined' ? noop : function( message ) {
console.error( message );
};
// -------------------------- measurements -------------------------- //
var measurements = [
'paddingLeft',
'paddingRight',
'paddingTop',
'paddingBottom',
'marginLeft',
'marginRight',
'marginTop',
'marginBottom',
'borderLeftWidth',
'borderRightWidth',
'borderTopWidth',
'borderBottomWidth'
];
function getZeroSize() {
var size = {
width: 0,
height: 0,
innerWidth: 0,
innerHeight: 0,
outerWidth: 0,
outerHeight: 0
};
for ( var i=0, len = measurements.length; i < len; i++ ) {
var measurement = measurements[i];
size[ measurement ] = 0;
}
return size;
}
// -------------------------- setup -------------------------- //
var isSetup = false;
var getStyle, boxSizingProp, isBoxSizeOuter;
/**
* setup vars and functions
* do it on initial getSize(), rather than on script load
* For Firefox bug https://bugzilla.mozilla.org/show_bug.cgi?id=548397
*/
function setup() {
// setup once
if ( isSetup ) {
return;
}
isSetup = true;
var getComputedStyle = window.getComputedStyle;
getStyle = ( function() {
var getStyleFn = getComputedStyle ?
function( elem ) {
return getComputedStyle( elem, null );
} :
function( elem ) {
return elem.currentStyle;
};
return function getStyle( elem ) {
var style = getStyleFn( elem );
if ( !style ) {
logError( 'Style returned ' + style +
'. Are you running this code in a hidden iframe on Firefox? ' +
'See http://bit.ly/getsizebug1' );
}
return style;
};
})();
// -------------------------- box sizing -------------------------- //
boxSizingProp = getStyleProperty('boxSizing');
/**
* WebKit measures the outer-width on style.width on border-box elems
* IE & Firefox measures the inner-width
*/
if ( boxSizingProp ) {
var div = document.createElement('div');
div.style.width = '200px';
div.style.padding = '1px 2px 3px 4px';
div.style.borderStyle = 'solid';
div.style.borderWidth = '1px 2px 3px 4px';
div.style[ boxSizingProp ] = 'border-box';
var body = document.body || document.documentElement;
body.appendChild( div );
var style = getStyle( div );
isBoxSizeOuter = getStyleSize( style.width ) === 200;
body.removeChild( div );
}
}
// -------------------------- getSize -------------------------- //
function getSize( elem ) {
setup();
// use querySeletor if elem is string
if ( typeof elem === 'string' ) {
elem = document.querySelector( elem );
}
// do not proceed on non-objects
if ( !elem || typeof elem !== 'object' || !elem.nodeType ) {
return;
}
var style = getStyle( elem );
// if hidden, everything is 0
if ( style.display === 'none' ) {
return getZeroSize();
}
var size = {};
size.width = elem.offsetWidth;
size.height = elem.offsetHeight;
var isBorderBox = size.isBorderBox = !!( boxSizingProp &&
style[ boxSizingProp ] && style[ boxSizingProp ] === 'border-box' );
// get all measurements
for ( var i=0, len = measurements.length; i < len; i++ ) {
var measurement = measurements[i];
var value = style[ measurement ];
var num = parseFloat( value );
// any 'auto', 'medium' value will be 0
size[ measurement ] = !isNaN( num ) ? num : 0;
}
var paddingWidth = size.paddingLeft + size.paddingRight;
var paddingHeight = size.paddingTop + size.paddingBottom;
var marginWidth = size.marginLeft + size.marginRight;
var marginHeight = size.marginTop + size.marginBottom;
var borderWidth = size.borderLeftWidth + size.borderRightWidth;
var borderHeight = size.borderTopWidth + size.borderBottomWidth;
var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
// overwrite width and height if we can get it from style
var styleWidth = getStyleSize( style.width );
if ( styleWidth !== false ) {
size.width = styleWidth +
// add padding and border unless it's already including it
( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth );
}
var styleHeight = getStyleSize( style.height );
if ( styleHeight !== false ) {
size.height = styleHeight +
// add padding and border unless it's already including it
( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight );
}
size.innerWidth = size.width - ( paddingWidth + borderWidth );
size.innerHeight = size.height - ( paddingHeight + borderHeight );
size.outerWidth = size.width + marginWidth;
size.outerHeight = size.height + marginHeight;
return size;
}
return getSize;
}
function getElementSize(ele) {
return _getSize()(ele);
}
});