mirror of
https://github.com/EGroupware/egroupware.git
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3779 lines
116 KiB
JavaScript
3779 lines
116 KiB
JavaScript
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/*
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* jquery.coords
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* https://github.com/ducksboard/gridster.js
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*
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* Copyright (c) 2012 ducksboard
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* Licensed under the MIT licenses.
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*/
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;(function($, window, document, undefined){
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/**
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* Creates objects with coordinates (x1, y1, x2, y2, cx, cy, width, height)
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* to simulate DOM elements on the screen.
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* Coords is used by Gridster to create a faux grid with any DOM element can
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* collide.
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*
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* @class Coords
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* @param {HTMLElement|Object} obj The jQuery HTMLElement or a object with: left,
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* top, width and height properties.
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* @return {Object} Coords instance.
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* @constructor
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*/
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function Coords(obj) {
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if (obj[0] && $.isPlainObject(obj[0])) {
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this.data = obj[0];
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}else {
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this.el = obj;
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}
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this.isCoords = true;
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this.coords = {};
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this.init();
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return this;
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}
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var fn = Coords.prototype;
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fn.init = function(){
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this.set();
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this.original_coords = this.get();
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};
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fn.set = function(update, not_update_offsets) {
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var el = this.el;
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if (el && !update) {
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this.data = el.offset();
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this.data.width = el.width();
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this.data.height = el.height();
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}
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if (el && update && !not_update_offsets) {
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var offset = el.offset();
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this.data.top = offset.top;
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this.data.left = offset.left;
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}
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var d = this.data;
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this.coords.x1 = d.left;
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this.coords.y1 = d.top;
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this.coords.x2 = d.left + d.width;
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this.coords.y2 = d.top + d.height;
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this.coords.cx = d.left + (d.width / 2);
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this.coords.cy = d.top + (d.height / 2);
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this.coords.width = d.width;
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this.coords.height = d.height;
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this.coords.el = el || false ;
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return this;
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};
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fn.update = function(data){
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if (!data && !this.el) {
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return this;
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}
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if (data) {
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var new_data = $.extend({}, this.data, data);
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this.data = new_data;
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return this.set(true, true);
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}
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this.set(true);
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return this;
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};
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fn.get = function(){
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return this.coords;
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};
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//jQuery adapter
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$.fn.coords = function() {
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if (this.data('coords') ) {
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return this.data('coords');
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}
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var ins = new Coords(this, arguments[0]);
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this.data('coords', ins);
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return ins;
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};
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}(jQuery, window, document));
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/*
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* jquery.collision
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* https://github.com/ducksboard/gridster.js
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*
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* Copyright (c) 2012 ducksboard
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* Licensed under the MIT licenses.
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*/
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;(function($, window, document, undefined){
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var defaults = {
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colliders_context: document.body
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// ,on_overlap: function(collider_data){},
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// on_overlap_start : function(collider_data){},
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// on_overlap_stop : function(collider_data){}
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};
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/**
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* Detects collisions between a DOM element against other DOM elements or
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* Coords objects.
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*
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* @class Collision
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* @uses Coords
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* @param {HTMLElement} el The jQuery wrapped HTMLElement.
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* @param {HTMLElement|Array} colliders Can be a jQuery collection
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* of HTMLElements or an Array of Coords instances.
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* @param {Object} [options] An Object with all options you want to
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* overwrite:
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* @param {Function} [options.on_overlap_start] Executes a function the first
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* time each `collider ` is overlapped.
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* @param {Function} [options.on_overlap_stop] Executes a function when a
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* `collider` is no longer collided.
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* @param {Function} [options.on_overlap] Executes a function when the
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* mouse is moved during the collision.
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* @return {Object} Collision instance.
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* @constructor
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*/
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function Collision(el, colliders, options) {
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this.options = $.extend(defaults, options);
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this.$element = el;
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this.last_colliders = [];
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this.last_colliders_coords = [];
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if (typeof colliders === 'string' || colliders instanceof jQuery) {
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this.$colliders = $(colliders,
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this.options.colliders_context).not(this.$element);
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}else{
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this.colliders = $(colliders);
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}
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this.init();
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}
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var fn = Collision.prototype;
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fn.init = function() {
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this.find_collisions();
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};
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fn.overlaps = function(a, b) {
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var x = false;
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var y = false;
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if ((b.x1 >= a.x1 && b.x1 <= a.x2) ||
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(b.x2 >= a.x1 && b.x2 <= a.x2) ||
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(a.x1 >= b.x1 && a.x2 <= b.x2)
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) { x = true; }
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if ((b.y1 >= a.y1 && b.y1 <= a.y2) ||
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(b.y2 >= a.y1 && b.y2 <= a.y2) ||
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(a.y1 >= b.y1 && a.y2 <= b.y2)
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) { y = true; }
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return (x && y);
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};
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fn.detect_overlapping_region = function(a, b){
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var regionX = '';
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var regionY = '';
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if (a.y1 > b.cy && a.y1 < b.y2) { regionX = 'N'; }
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if (a.y2 > b.y1 && a.y2 < b.cy) { regionX = 'S'; }
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if (a.x1 > b.cx && a.x1 < b.x2) { regionY = 'W'; }
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if (a.x2 > b.x1 && a.x2 < b.cx) { regionY = 'E'; }
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return (regionX + regionY) || 'C';
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};
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fn.calculate_overlapped_area_coords = function(a, b){
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var x1 = Math.max(a.x1, b.x1);
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var y1 = Math.max(a.y1, b.y1);
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var x2 = Math.min(a.x2, b.x2);
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var y2 = Math.min(a.y2, b.y2);
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return $({
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left: x1,
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top: y1,
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width : (x2 - x1),
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height: (y2 - y1)
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}).coords().get();
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};
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fn.calculate_overlapped_area = function(coords){
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return (coords.width * coords.height);
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};
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fn.manage_colliders_start_stop = function(new_colliders_coords, start_callback, stop_callback){
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var last = this.last_colliders_coords;
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for (var i = 0, il = last.length; i < il; i++) {
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if ($.inArray(last[i], new_colliders_coords) === -1) {
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start_callback.call(this, last[i]);
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}
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}
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for (var j = 0, jl = new_colliders_coords.length; j < jl; j++) {
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if ($.inArray(new_colliders_coords[j], last) === -1) {
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stop_callback.call(this, new_colliders_coords[j]);
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}
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}
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};
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fn.find_collisions = function(player_data_coords){
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var self = this;
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var colliders_coords = [];
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var colliders_data = [];
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var $colliders = (this.colliders || this.$colliders);
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var count = $colliders.length;
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var player_coords = self.$element.coords()
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.update(player_data_coords || false).get();
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while(count--){
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var $collider = self.$colliders ?
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$($colliders[count]) : $colliders[count];
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var $collider_coords_ins = ($collider.isCoords) ?
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$collider : $collider.coords();
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var collider_coords = $collider_coords_ins.get();
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var overlaps = self.overlaps(player_coords, collider_coords);
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if (!overlaps) {
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continue;
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}
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var region = self.detect_overlapping_region(
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player_coords, collider_coords);
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//todo: make this an option
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if (region === 'C'){
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var area_coords = self.calculate_overlapped_area_coords(
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player_coords, collider_coords);
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var area = self.calculate_overlapped_area(area_coords);
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var collider_data = {
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area: area,
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area_coords : area_coords,
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region: region,
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coords: collider_coords,
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player_coords: player_coords,
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el: $collider
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};
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if (self.options.on_overlap) {
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self.options.on_overlap.call(this, collider_data);
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}
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colliders_coords.push($collider_coords_ins);
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colliders_data.push(collider_data);
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}
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}
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if (self.options.on_overlap_stop || self.options.on_overlap_start) {
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this.manage_colliders_start_stop(colliders_coords,
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self.options.on_overlap_start, self.options.on_overlap_stop);
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}
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this.last_colliders_coords = colliders_coords;
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return colliders_data;
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};
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fn.get_closest_colliders = function(player_data_coords){
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var colliders = this.find_collisions(player_data_coords);
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colliders.sort(function(a, b) {
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/* if colliders are being overlapped by the "C" (center) region,
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* we have to set a lower index in the array to which they are placed
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* above in the grid. */
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if (a.region === 'C' && b.region === 'C') {
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if (a.coords.y1 < b.coords.y1 || a.coords.x1 < b.coords.x1) {
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return - 1;
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}else{
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return 1;
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}
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}
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if (a.area < b.area) {
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return 1;
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}
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return 1;
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});
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return colliders;
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};
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//jQuery adapter
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$.fn.collision = function(collider, options) {
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return new Collision( this, collider, options );
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};
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}(jQuery, window, document));
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;(function(window, undefined) {
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/* Debounce and throttle functions taken from underscore.js */
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window.debounce = function(func, wait, immediate) {
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var timeout;
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return function() {
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var context = this, args = arguments;
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var later = function() {
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timeout = null;
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if (!immediate) func.apply(context, args);
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};
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if (immediate && !timeout) func.apply(context, args);
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clearTimeout(timeout);
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timeout = setTimeout(later, wait);
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};
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};
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window.throttle = function(func, wait) {
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var context, args, timeout, throttling, more, result;
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var whenDone = debounce(
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function(){ more = throttling = false; }, wait);
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return function() {
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context = this; args = arguments;
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var later = function() {
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timeout = null;
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if (more) func.apply(context, args);
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whenDone();
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};
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if (!timeout) timeout = setTimeout(later, wait);
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if (throttling) {
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more = true;
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} else {
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result = func.apply(context, args);
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}
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whenDone();
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throttling = true;
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return result;
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};
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};
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})(window);
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/*
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* jquery.draggable
|
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* https://github.com/ducksboard/gridster.js
|
||
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*
|
||
|
* Copyright (c) 2012 ducksboard
|
||
|
* Licensed under the MIT licenses.
|
||
|
*/
|
||
|
|
||
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;(function($, window, document, undefined){
|
||
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||
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var defaults = {
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items: '.gs_w',
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distance: 1,
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limit: true,
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offset_left: 0,
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autoscroll: true,
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ignore_dragging: ['INPUT', 'TEXTAREA', 'SELECT', 'BUTTON'],
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handle: null
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// drag: function(e){},
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// start : function(e, ui){},
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// stop : function(e){}
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};
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var $window = $(window);
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var isTouch = !!('ontouchstart' in window);
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var pointer_events = {
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start: isTouch ? 'touchstart' : 'mousedown.draggable',
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move: isTouch ? 'touchmove' : 'mousemove.draggable',
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end: isTouch ? 'touchend' : 'mouseup.draggable'
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};
|
||
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|
||
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/**
|
||
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* Basic drag implementation for DOM elements inside a container.
|
||
|
* Provide start/stop/drag callbacks.
|
||
|
*
|
||
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* @class Draggable
|
||
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* @param {HTMLElement} el The HTMLelement that contains all the widgets
|
||
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* to be dragged.
|
||
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* @param {Object} [options] An Object with all options you want to
|
||
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* overwrite:
|
||
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* @param {HTMLElement|String} [options.items] Define who will
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||
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* be the draggable items. Can be a CSS Selector String or a
|
||
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* collection of HTMLElements.
|
||
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* @param {Number} [options.distance] Distance in pixels after mousedown
|
||
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* the mouse must move before dragging should start.
|
||
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* @param {Boolean} [options.limit] Constrains dragging to the width of
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||
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* the container
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||
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* @param {offset_left} [options.offset_left] Offset added to the item
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||
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* that is being dragged.
|
||
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* @param {Number} [options.drag] Executes a callback when the mouse is
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||
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* moved during the dragging.
|
||
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* @param {Number} [options.start] Executes a callback when the drag
|
||
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* starts.
|
||
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* @param {Number} [options.stop] Executes a callback when the drag stops.
|
||
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* @return {Object} Returns `el`.
|
||
|
* @constructor
|
||
|
*/
|
||
|
function Draggable(el, options) {
|
||
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this.options = $.extend({}, defaults, options);
|
||
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this.$body = $(document.body);
|
||
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this.$container = $(el);
|
||
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this.$dragitems = $(this.options.items, this.$container);
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||
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this.is_dragging = false;
|
||
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this.player_min_left = 0 + this.options.offset_left;
|
||
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this.init();
|
||
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}
|
||
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|
||
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var fn = Draggable.prototype;
|
||
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|
||
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fn.init = function() {
|
||
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this.calculate_positions();
|
||
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this.$container.css('position', 'relative');
|
||
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this.disabled = false;
|
||
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this.events();
|
||
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|
||
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this.on_window_resize = throttle($.proxy(this.calculate_positions, this), 200);
|
||
|
$(window).bind('resize', this.on_window_resize);
|
||
|
};
|
||
|
|
||
|
fn.events = function() {
|
||
|
this.proxied_on_select_start = $.proxy(this.on_select_start, this);
|
||
|
this.$container.on('selectstart', this.proxied_on_select_start);
|
||
|
|
||
|
this.proxied_drag_handler = $.proxy(this.drag_handler, this);
|
||
|
this.$container.on(pointer_events.start, this.options.items, this.proxied_drag_handler);
|
||
|
|
||
|
this.proxied_pointer_events_end = $.proxy(function(e) {
|
||
|
this.is_dragging = false;
|
||
|
if (this.disabled) { return; }
|
||
|
this.$body.off(pointer_events.move);
|
||
|
if (this.drag_start) {
|
||
|
this.on_dragstop(e);
|
||
|
}
|
||
|
}, this);
|
||
|
this.$body.on(pointer_events.end, this.proxied_pointer_events_end);
|
||
|
};
|
||
|
|
||
|
fn.get_actual_pos = function($el) {
|
||
|
var pos = $el.position();
|
||
|
return pos;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.get_mouse_pos = function(e) {
|
||
|
if (isTouch) {
|
||
|
var oe = e.originalEvent;
|
||
|
e = oe.touches.length ? oe.touches[0] : oe.changedTouches[0];
|
||
|
}
|
||
|
|
||
|
return {
|
||
|
left: e.clientX,
|
||
|
top: e.clientY
|
||
|
};
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.get_offset = function(e) {
|
||
|
e.preventDefault();
|
||
|
var mouse_actual_pos = this.get_mouse_pos(e);
|
||
|
var diff_x = Math.round(
|
||
|
mouse_actual_pos.left - this.mouse_init_pos.left);
|
||
|
var diff_y = Math.round(mouse_actual_pos.top - this.mouse_init_pos.top);
|
||
|
|
||
|
var left = Math.round(this.el_init_offset.left + diff_x - this.baseX);
|
||
|
var top = Math.round(
|
||
|
this.el_init_offset.top + diff_y - this.baseY + this.scrollOffset);
|
||
|
|
||
|
if (this.options.limit) {
|
||
|
if (left > this.player_max_left) {
|
||
|
left = this.player_max_left;
|
||
|
}else if(left < this.player_min_left) {
|
||
|
left = this.player_min_left;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return {
|
||
|
left: left,
|
||
|
top: top,
|
||
|
mouse_left: mouse_actual_pos.left,
|
||
|
mouse_top: mouse_actual_pos.top
|
||
|
};
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.manage_scroll = function(offset) {
|
||
|
/* scroll document */
|
||
|
var nextScrollTop;
|
||
|
var scrollTop = $window.scrollTop();
|
||
|
var min_window_y = scrollTop;
|
||
|
var max_window_y = min_window_y + this.window_height;
|
||
|
|
||
|
var mouse_down_zone = max_window_y - 50;
|
||
|
var mouse_up_zone = min_window_y + 50;
|
||
|
|
||
|
var abs_mouse_left = offset.mouse_left;
|
||
|
var abs_mouse_top = min_window_y + offset.mouse_top;
|
||
|
|
||
|
var max_player_y = (this.doc_height - this.window_height +
|
||
|
this.player_height);
|
||
|
|
||
|
if (abs_mouse_top >= mouse_down_zone) {
|
||
|
nextScrollTop = scrollTop + 30;
|
||
|
if (nextScrollTop < max_player_y) {
|
||
|
$window.scrollTop(nextScrollTop);
|
||
|
this.scrollOffset = this.scrollOffset + 30;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (abs_mouse_top <= mouse_up_zone) {
|
||
|
nextScrollTop = scrollTop - 30;
|
||
|
if (nextScrollTop > 0) {
|
||
|
$window.scrollTop(nextScrollTop);
|
||
|
this.scrollOffset = this.scrollOffset - 30;
|
||
|
}
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.calculate_positions = function(e) {
|
||
|
this.window_height = $window.height();
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.drag_handler = function(e) {
|
||
|
var node = e.target.nodeName;
|
||
|
if (this.disabled || e.which !== 1 && !isTouch) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
if (this.ignore_drag(e)) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
var self = this;
|
||
|
var first = true;
|
||
|
this.$player = $(e.currentTarget);
|
||
|
|
||
|
this.el_init_pos = this.get_actual_pos(this.$player);
|
||
|
this.mouse_init_pos = this.get_mouse_pos(e);
|
||
|
this.offsetY = this.mouse_init_pos.top - this.el_init_pos.top;
|
||
|
|
||
|
this.on_pointer_events_move = function(mme){
|
||
|
var mouse_actual_pos = self.get_mouse_pos(mme);
|
||
|
var diff_x = Math.abs(
|
||
|
mouse_actual_pos.left - self.mouse_init_pos.left);
|
||
|
var diff_y = Math.abs(
|
||
|
mouse_actual_pos.top - self.mouse_init_pos.top);
|
||
|
if (!(diff_x > self.options.distance ||
|
||
|
diff_y > self.options.distance)
|
||
|
) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
if (first) {
|
||
|
first = false;
|
||
|
self.on_dragstart.call(self, mme);
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
if (self.is_dragging === true) {
|
||
|
self.on_dragmove.call(self, mme);
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
this.$body.on(pointer_events.move, this.on_pointer_events_move);
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.on_dragstart = function(e) {
|
||
|
e.preventDefault();
|
||
|
this.drag_start = true;
|
||
|
this.is_dragging = true;
|
||
|
var offset = this.$container.offset();
|
||
|
this.baseX = Math.round(offset.left);
|
||
|
this.baseY = Math.round(offset.top);
|
||
|
this.doc_height = $(document).height();
|
||
|
|
||
|
if (this.options.helper === 'clone') {
|
||
|
this.$helper = this.$player.clone()
|
||
|
.appendTo(this.$container).addClass('helper');
|
||
|
this.helper = true;
|
||
|
}else{
|
||
|
this.helper = false;
|
||
|
}
|
||
|
this.scrollOffset = 0;
|
||
|
this.el_init_offset = this.$player.offset();
|
||
|
this.player_width = this.$player.width();
|
||
|
this.player_height = this.$player.height();
|
||
|
this.player_max_left = (this.$container.width() - this.player_width +
|
||
|
this.options.offset_left);
|
||
|
|
||
|
if (this.options.start) {
|
||
|
this.options.start.call(this.$player, e, {
|
||
|
helper: this.helper ? this.$helper : this.$player
|
||
|
});
|
||
|
}
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.on_dragmove = function(e) {
|
||
|
var offset = this.get_offset(e);
|
||
|
|
||
|
this.options.autoscroll && this.manage_scroll(offset);
|
||
|
|
||
|
(this.helper ? this.$helper : this.$player).css({
|
||
|
'position': 'absolute',
|
||
|
'left' : offset.left,
|
||
|
'top' : offset.top
|
||
|
});
|
||
|
|
||
|
var ui = {
|
||
|
'position': {
|
||
|
'left': offset.left,
|
||
|
'top': offset.top
|
||
|
}
|
||
|
};
|
||
|
|
||
|
if (this.options.drag) {
|
||
|
this.options.drag.call(this.$player, e, ui);
|
||
|
}
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.on_dragstop = function(e) {
|
||
|
var offset = this.get_offset(e);
|
||
|
this.drag_start = false;
|
||
|
|
||
|
var ui = {
|
||
|
'position': {
|
||
|
'left': offset.left,
|
||
|
'top': offset.top
|
||
|
}
|
||
|
};
|
||
|
|
||
|
if (this.options.stop) {
|
||
|
this.options.stop.call(this.$player, e, ui);
|
||
|
}
|
||
|
|
||
|
if (this.helper) {
|
||
|
this.$helper.remove();
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
fn.on_select_start = function(e) {
|
||
|
if (this.disabled) { return; }
|
||
|
|
||
|
if (this.ignore_drag(e)) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
fn.enable = function() {
|
||
|
this.disabled = false;
|
||
|
};
|
||
|
|
||
|
fn.disable = function() {
|
||
|
this.disabled = true;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.destroy = function(){
|
||
|
this.disable();
|
||
|
|
||
|
this.$container.off('selectstart', this.proxied_on_select_start);
|
||
|
this.$container.off(pointer_events.start, this.proxied_drag_handler);
|
||
|
this.$body.off(pointer_events.end, this.proxied_pointer_events_end);
|
||
|
this.$body.off(pointer_events.move, this.on_pointer_events_move);
|
||
|
$(window).unbind('resize', this.on_window_resize);
|
||
|
|
||
|
$.removeData(this.$container, 'drag');
|
||
|
};
|
||
|
|
||
|
fn.ignore_drag = function(event) {
|
||
|
if (this.options.handle) {
|
||
|
return !$(event.target).is(this.options.handle);
|
||
|
}
|
||
|
|
||
|
return $.inArray(event.target.nodeName, this.options.ignore_dragging) >= 0;
|
||
|
};
|
||
|
|
||
|
//jQuery adapter
|
||
|
$.fn.dragg = function ( options ) {
|
||
|
return this.each(function () {
|
||
|
if (!$.data(this, 'drag')) {
|
||
|
$.data(this, 'drag', new Draggable( this, options ));
|
||
|
}
|
||
|
});
|
||
|
};
|
||
|
|
||
|
|
||
|
}(jQuery, window, document));
|
||
|
|
||
|
/*
|
||
|
* jquery.gridster
|
||
|
* https://github.com/ducksboard/gridster.js
|
||
|
*
|
||
|
* Copyright (c) 2012 ducksboard
|
||
|
* Licensed under the MIT licenses.
|
||
|
*/
|
||
|
;(function($, window, document, undefined) {
|
||
|
|
||
|
//ToDo Max_cols and Max_size_x conflict.. need to unify
|
||
|
var defaults = {
|
||
|
namespace: '',
|
||
|
widget_selector: 'li',
|
||
|
static_class: 'static',
|
||
|
widget_margins: [10, 10],
|
||
|
widget_base_dimensions: [400, 225],
|
||
|
extra_rows: 0,
|
||
|
extra_cols: 0,
|
||
|
min_cols: 1,
|
||
|
max_cols: 60,
|
||
|
min_rows: 15,
|
||
|
max_rows: 15,
|
||
|
max_size_x: 6,
|
||
|
autogenerate_stylesheet: true,
|
||
|
avoid_overlapped_widgets: true,
|
||
|
shift_larger_widgets_down: true,
|
||
|
serialize_params: function($w, wgd) {
|
||
|
return {
|
||
|
col: wgd.col,
|
||
|
row: wgd.row,
|
||
|
size_x: wgd.size_x,
|
||
|
size_y: wgd.size_y
|
||
|
};
|
||
|
},
|
||
|
collision: {},
|
||
|
draggable: {
|
||
|
distance: 4,
|
||
|
items: ".gs_w:not(.static)"
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* @class Gridster
|
||
|
* @uses Draggable
|
||
|
* @uses Collision
|
||
|
* @param {HTMLElement} el The HTMLelement that contains all the widgets.
|
||
|
* @param {Object} [options] An Object with all options you want to
|
||
|
* overwrite:
|
||
|
* @param {HTMLElement|String} [options.widget_selector] Define who will
|
||
|
* be the draggable widgets. Can be a CSS Selector String or a
|
||
|
* collection of HTMLElements
|
||
|
* @param {Array} [options.widget_margins] Margin between widgets.
|
||
|
* The first index for the horizontal margin (left, right) and
|
||
|
* the second for the vertical margin (top, bottom).
|
||
|
* @param {Array} [options.widget_base_dimensions] Base widget dimensions
|
||
|
* in pixels. The first index for the width and the second for the
|
||
|
* height.
|
||
|
* @param {Number} [options.extra_cols] Add more columns in addition to
|
||
|
* those that have been calculated.
|
||
|
* @param {Number} [options.extra_rows] Add more rows in addition to
|
||
|
* those that have been calculated.
|
||
|
* @param {Number} [options.min_cols] The minimum required columns.
|
||
|
* @param {Number} [options.min_rows] The minimum required rows.
|
||
|
* @param {Number} [options.max_size_x] The maximum number of columns
|
||
|
* that a widget can span.
|
||
|
* @param {Boolean} [options.autogenerate_stylesheet] If true, all the
|
||
|
* CSS required to position all widgets in their respective columns
|
||
|
* and rows will be generated automatically and injected to the
|
||
|
* `<head>` of the document. You can set this to false, and write
|
||
|
* your own CSS targeting rows and cols via data-attributes like so:
|
||
|
* `[data-col="1"] { left: 10px; }`
|
||
|
* @param {Boolean} [options.avoid_overlapped_widgets] Avoid that widgets loaded
|
||
|
* from the DOM can be overlapped. It is helpful if the positions were
|
||
|
* bad stored in the database or if there was any conflict.
|
||
|
* @param {Function} [options.serialize_params] Return the data you want
|
||
|
* for each widget in the serialization. Two arguments are passed:
|
||
|
* `$w`: the jQuery wrapped HTMLElement, and `wgd`: the grid
|
||
|
* coords object (`col`, `row`, `size_x`, `size_y`).
|
||
|
* @param {Object} [options.collision] An Object with all options for
|
||
|
* Collision class you want to overwrite. See Collision docs for
|
||
|
* more info.
|
||
|
* @param {Object} [options.draggable] An Object with all options for
|
||
|
* Draggable class you want to overwrite. See Draggable docs for more
|
||
|
* info.
|
||
|
*
|
||
|
* @constructor
|
||
|
*/
|
||
|
function Gridster(el, options) {
|
||
|
this.options = $.extend(true, defaults, options);
|
||
|
this.$el = $(el);
|
||
|
this.$wrapper = this.$el.parent();
|
||
|
this.$widgets = this.$el.children(this.options.widget_selector).addClass('gs_w');
|
||
|
this.widgets = [];
|
||
|
this.$changed = $([]);
|
||
|
this.w_queue = {};
|
||
|
this.wrapper_width = this.$wrapper.width();
|
||
|
this.min_widget_width = (this.options.widget_margins[0] * 2) +
|
||
|
this.options.widget_base_dimensions[0];
|
||
|
this.min_widget_height = (this.options.widget_margins[1] * 2) +
|
||
|
this.options.widget_base_dimensions[1];
|
||
|
this.init();
|
||
|
}
|
||
|
|
||
|
Gridster.generated_stylesheets = [];
|
||
|
|
||
|
var fn = Gridster.prototype;
|
||
|
|
||
|
fn.init = function() {
|
||
|
this.generate_grid_and_stylesheet();
|
||
|
this.get_widgets_from_DOM();
|
||
|
this.set_dom_grid_height();
|
||
|
this.$wrapper.addClass('ready');
|
||
|
this.draggable();
|
||
|
|
||
|
$(window).bind(
|
||
|
'resize', throttle($.proxy(this.recalculate_faux_grid, this), 200));
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Disables dragging.
|
||
|
*
|
||
|
* @method disable
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.disable = function() {
|
||
|
this.$wrapper.find('.player-revert').removeClass('player-revert');
|
||
|
this.drag_api.disable();
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Enables dragging.
|
||
|
*
|
||
|
* @method enable
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.enable = function() {
|
||
|
this.drag_api.enable();
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Add a new widget to the grid.
|
||
|
*
|
||
|
* @method add_widget
|
||
|
* @param {String|HTMLElement} html The string representing the HTML of the widget
|
||
|
* or the HTMLElement.
|
||
|
* @param {Number} [size_x] The nº of rows the widget occupies horizontally.
|
||
|
* @param {Number} [size_y] The nº of columns the widget occupies vertically.
|
||
|
* @param {Number} [col] The column the widget should start in.
|
||
|
* @param {Number} [row] The row the widget should start in.
|
||
|
* @return {HTMLElement} Returns the jQuery wrapped HTMLElement representing.
|
||
|
* the widget that was just created.
|
||
|
*/
|
||
|
fn.add_widget = function(html, size_x, size_y, col, row) {
|
||
|
var pos;
|
||
|
size_x || (size_x = 1);
|
||
|
size_y || (size_y = 1);
|
||
|
|
||
|
if (!col & !row) {
|
||
|
pos = this.next_position(size_x, size_y);
|
||
|
}else{
|
||
|
pos = {
|
||
|
col: col,
|
||
|
row: row
|
||
|
};
|
||
|
|
||
|
this.empty_cells(col, row, size_x, size_y);
|
||
|
}
|
||
|
|
||
|
var $w = $(html).attr({
|
||
|
'data-col': pos.col,
|
||
|
'data-row': pos.row,
|
||
|
'data-sizex' : size_x,
|
||
|
'data-sizey' : size_y
|
||
|
}).addClass('gs_w').appendTo(this.$el).hide();
|
||
|
|
||
|
this.$widgets = this.$widgets.add($w);
|
||
|
this.$changed = this.$changed.add($w);
|
||
|
|
||
|
this.register_widget($w);
|
||
|
|
||
|
this.add_faux_rows(pos.size_y);
|
||
|
//this.add_faux_cols(pos.size_x);
|
||
|
|
||
|
this.set_dom_grid_height();
|
||
|
|
||
|
return $w.fadeIn();
|
||
|
};
|
||
|
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Change the size of a widget.
|
||
|
*
|
||
|
* @method resize_widget
|
||
|
* @param {HTMLElement} $widget The jQuery wrapped HTMLElement
|
||
|
* representing the widget.
|
||
|
* @param {Number} size_x The number of columns that will occupy the widget.
|
||
|
* @param {Number} size_y The number of rows that will occupy the widget.
|
||
|
* @return {HTMLElement} Returns $widget.
|
||
|
*/
|
||
|
fn.resize_widget = function($widget, size_x, size_y) {
|
||
|
var wgd = $widget.coords().grid;
|
||
|
size_x || (size_x = wgd.size_x);
|
||
|
size_y || (size_y = wgd.size_y);
|
||
|
|
||
|
if (size_x > this.cols) {
|
||
|
size_x = this.cols;
|
||
|
}
|
||
|
|
||
|
var old_cells_occupied = this.get_cells_occupied(wgd);
|
||
|
var old_size_x = wgd.size_x;
|
||
|
var old_size_y = wgd.size_y;
|
||
|
var old_col = wgd.col;
|
||
|
var new_col = old_col;
|
||
|
var wider = size_x > old_size_x;
|
||
|
var taller = size_y > old_size_y;
|
||
|
|
||
|
if (old_col + size_x - 1 > this.cols) {
|
||
|
var diff = old_col + (size_x - 1) - this.cols;
|
||
|
var c = old_col - diff;
|
||
|
new_col = Math.max(1, c);
|
||
|
}
|
||
|
|
||
|
var new_grid_data = {
|
||
|
col: new_col,
|
||
|
row: wgd.row,
|
||
|
size_x: size_x,
|
||
|
size_y: size_y
|
||
|
};
|
||
|
|
||
|
var new_cells_occupied = this.get_cells_occupied(new_grid_data);
|
||
|
|
||
|
var empty_cols = [];
|
||
|
$.each(old_cells_occupied.cols, function(i, col) {
|
||
|
if ($.inArray(col, new_cells_occupied.cols) === -1) {
|
||
|
empty_cols.push(col);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
var occupied_cols = [];
|
||
|
$.each(new_cells_occupied.cols, function(i, col) {
|
||
|
if ($.inArray(col, old_cells_occupied.cols) === -1) {
|
||
|
occupied_cols.push(col);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
var empty_rows = [];
|
||
|
$.each(old_cells_occupied.rows, function(i, row) {
|
||
|
if ($.inArray(row, new_cells_occupied.rows) === -1) {
|
||
|
empty_rows.push(row);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
var occupied_rows = [];
|
||
|
$.each(new_cells_occupied.rows, function(i, row) {
|
||
|
if ($.inArray(row, old_cells_occupied.rows) === -1) {
|
||
|
occupied_rows.push(row);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
this.remove_from_gridmap(wgd);
|
||
|
|
||
|
if (occupied_cols.length) {
|
||
|
var cols_to_empty = [
|
||
|
new_col, wgd.row, size_x, Math.min(old_size_y, size_y), $widget
|
||
|
];
|
||
|
this.empty_cells.apply(this, cols_to_empty);
|
||
|
}
|
||
|
|
||
|
if (occupied_rows.length) {
|
||
|
var rows_to_empty = [new_col, wgd.row, size_x, size_y, $widget];
|
||
|
this.empty_cells.apply(this, rows_to_empty);
|
||
|
}
|
||
|
|
||
|
wgd.col = new_col;
|
||
|
wgd.size_x = size_x;
|
||
|
wgd.size_y = size_y;
|
||
|
this.add_to_gridmap(new_grid_data, $widget);
|
||
|
|
||
|
//update coords instance attributes
|
||
|
$widget.data('coords').update({
|
||
|
width: (size_x * this.options.widget_base_dimensions[0] +
|
||
|
((size_x - 1) * this.options.widget_margins[0]) * 2),
|
||
|
height: (size_y * this.options.widget_base_dimensions[1] +
|
||
|
((size_y - 1) * this.options.widget_margins[1]) * 2)
|
||
|
});
|
||
|
|
||
|
if (size_y > old_size_y) {
|
||
|
this.add_faux_rows(size_y - old_size_y);
|
||
|
}
|
||
|
|
||
|
if (size_x > old_size_x) {
|
||
|
this.add_faux_cols(size_x - old_size_x);
|
||
|
}
|
||
|
|
||
|
$widget.attr({
|
||
|
'data-col': new_col,
|
||
|
'data-sizex': size_x,
|
||
|
'data-sizey': size_y
|
||
|
});
|
||
|
|
||
|
if (empty_cols.length) {
|
||
|
var cols_to_remove_holes = [
|
||
|
empty_cols[0], wgd.row,
|
||
|
empty_cols.length,
|
||
|
Math.min(old_size_y, size_y),
|
||
|
$widget
|
||
|
];
|
||
|
|
||
|
this.remove_empty_cells.apply(this, cols_to_remove_holes);
|
||
|
}
|
||
|
|
||
|
if (empty_rows.length) {
|
||
|
var rows_to_remove_holes = [
|
||
|
new_col, wgd.row, size_x, size_y, $widget
|
||
|
];
|
||
|
this.remove_empty_cells.apply(this, rows_to_remove_holes);
|
||
|
}
|
||
|
|
||
|
return $widget;
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Move down widgets in cells represented by the arguments col, row, size_x,
|
||
|
* size_y
|
||
|
*
|
||
|
* @method empty_cells
|
||
|
* @param {Number} col The column where the group of cells begin.
|
||
|
* @param {Number} row The row where the group of cells begin.
|
||
|
* @param {Number} size_x The number of columns that the group of cells
|
||
|
* occupy.
|
||
|
* @param {Number} size_y The number of rows that the group of cells
|
||
|
* occupy.
|
||
|
* @param {HTMLElement} $exclude Exclude widgets from being moved.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.empty_cells = function(col, row, size_x, size_y, $exclude) {
|
||
|
var $nexts = this.widgets_below({
|
||
|
col: col,
|
||
|
row: row - size_y,
|
||
|
size_x: size_x,
|
||
|
size_y: size_y
|
||
|
});
|
||
|
|
||
|
$nexts.not($exclude).each($.proxy(function(i, w) {
|
||
|
var wgd = $(w).coords().grid;
|
||
|
if (!(wgd.row <= (row + size_y - 1))) { return; }
|
||
|
var diff = (row + size_y) - wgd.row;
|
||
|
this.move_widget_down($(w), diff);
|
||
|
}, this));
|
||
|
|
||
|
this.set_dom_grid_height();
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Move up widgets below cells represented by the arguments col, row, size_x,
|
||
|
* size_y.
|
||
|
*
|
||
|
* @method remove_empty_cells
|
||
|
* @param {Number} col The column where the group of cells begin.
|
||
|
* @param {Number} row The row where the group of cells begin.
|
||
|
* @param {Number} size_x The number of columns that the group of cells
|
||
|
* occupy.
|
||
|
* @param {Number} size_y The number of rows that the group of cells
|
||
|
* occupy.
|
||
|
* @param {HTMLElement} $exclude Exclude widgets from being moved.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.remove_empty_cells = function(col, row, size_x, size_y, exclude) {
|
||
|
var $nexts = this.widgets_below({
|
||
|
col: col,
|
||
|
row: row,
|
||
|
size_x: size_x,
|
||
|
size_y: size_y
|
||
|
});
|
||
|
|
||
|
/*
|
||
|
$nexts.not(exclude).each($.proxy(function(i, widget) {
|
||
|
console.log("from_remove")
|
||
|
this.move_widget_up( $(widget), size_y );
|
||
|
}, this));
|
||
|
*/
|
||
|
|
||
|
this.set_dom_grid_height();
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Get the most left column below to add a new widget.
|
||
|
*
|
||
|
* @method next_position
|
||
|
* @param {Number} size_x The nº of rows the widget occupies horizontally.
|
||
|
* @param {Number} size_y The nº of columns the widget occupies vertically.
|
||
|
* @return {Object} Returns a grid coords object representing the future
|
||
|
* widget coords.
|
||
|
*/
|
||
|
fn.next_position = function(size_x, size_y) {
|
||
|
size_x || (size_x = 1);
|
||
|
size_y || (size_y = 1);
|
||
|
var ga = this.gridmap;
|
||
|
var cols_l = ga.length;
|
||
|
var valid_pos = [];
|
||
|
var rows_l;
|
||
|
|
||
|
for (var c = 1; c < cols_l; c++) {
|
||
|
rows_l = ga[c].length;
|
||
|
for (var r = 1; r <= rows_l; r++) {
|
||
|
var can_move_to = this.can_move_to({
|
||
|
size_x: size_x,
|
||
|
size_y: size_y
|
||
|
}, c, r);
|
||
|
|
||
|
if (can_move_to) {
|
||
|
valid_pos.push({
|
||
|
col: c,
|
||
|
row: r,
|
||
|
size_y: size_y,
|
||
|
size_x: size_x
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (valid_pos.length) {
|
||
|
return this.sort_by_row_and_col_asc(valid_pos)[0];
|
||
|
}
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
fn.remove_by_grid = function(col, row){
|
||
|
var $w = this.is_widget(col, row);
|
||
|
if($w){
|
||
|
this.remove_widget($w);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Remove a widget from the grid.
|
||
|
*
|
||
|
* @method remove_widget
|
||
|
* @param {HTMLElement} el The jQuery wrapped HTMLElement you want to remove.
|
||
|
* @param {Boolean|Function} silent If true, widgets below the removed one
|
||
|
* will not move up. If a Function is passed it will be used as callback.
|
||
|
* @param {Function} callback Function executed when the widget is removed.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.remove_widget = function(el, silent, callback) {
|
||
|
var $el = el instanceof jQuery ? el : $(el);
|
||
|
var wgd = $el.coords().grid;
|
||
|
|
||
|
// if silent is a function assume it's a callback
|
||
|
if ($.isFunction(silent)) {
|
||
|
callback = silent;
|
||
|
silent = false;
|
||
|
}
|
||
|
|
||
|
this.cells_occupied_by_placeholder = {};
|
||
|
this.$widgets = this.$widgets.not($el);
|
||
|
|
||
|
var $nexts = this.widgets_below($el);
|
||
|
|
||
|
this.remove_from_gridmap(wgd);
|
||
|
|
||
|
$el.fadeOut($.proxy(function() {
|
||
|
$el.remove();
|
||
|
|
||
|
if (!silent) {
|
||
|
$nexts.each($.proxy(function(i, widget) {
|
||
|
this.move_widget_up( $(widget), wgd.size_y );
|
||
|
}, this));
|
||
|
}
|
||
|
|
||
|
this.set_dom_grid_height();
|
||
|
|
||
|
if (callback) {
|
||
|
callback.call(this, el);
|
||
|
}
|
||
|
}, this));
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Remove all widgets from the grid.
|
||
|
*
|
||
|
* @method remove_all_widgets
|
||
|
* @param {Function} callback Function executed for each widget removed.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.remove_all_widgets = function(callback) {
|
||
|
this.$widgets.each($.proxy(function(i, el){
|
||
|
this.remove_widget(el, true, callback);
|
||
|
}, this));
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Returns a serialized array of the widgets in the grid.
|
||
|
*
|
||
|
* @method serialize
|
||
|
* @param {HTMLElement} [$widgets] The collection of jQuery wrapped
|
||
|
* HTMLElements you want to serialize. If no argument is passed all widgets
|
||
|
* will be serialized.
|
||
|
* @return {Array} Returns an Array of Objects with the data specified in
|
||
|
* the serialize_params option.
|
||
|
*/
|
||
|
fn.serialize = function($widgets) {
|
||
|
$widgets || ($widgets = this.$widgets);
|
||
|
var result = [];
|
||
|
$widgets.each($.proxy(function(i, widget) {
|
||
|
if(typeof($(widget).coords().grid) != "undefined"){
|
||
|
result.push(this.options.serialize_params(
|
||
|
$(widget), $(widget).coords().grid ) );
|
||
|
}
|
||
|
}, this));
|
||
|
|
||
|
return result;
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Returns a serialized array of the widgets that have changed their
|
||
|
* position.
|
||
|
*
|
||
|
* @method serialize_changed
|
||
|
* @return {Array} Returns an Array of Objects with the data specified in
|
||
|
* the serialize_params option.
|
||
|
*/
|
||
|
fn.serialize_changed = function() {
|
||
|
return this.serialize(this.$changed);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Creates the grid coords object representing the widget a add it to the
|
||
|
* mapped array of positions.
|
||
|
*
|
||
|
* @method register_widget
|
||
|
* @return {Array} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.register_widget = function($el) {
|
||
|
|
||
|
var wgd = {
|
||
|
'col': parseInt($el.attr('data-col'), 10),
|
||
|
'row': parseInt($el.attr('data-row'), 10),
|
||
|
'size_x': parseInt($el.attr('data-sizex'), 10),
|
||
|
'size_y': parseInt($el.attr('data-sizey'), 10),
|
||
|
'el': $el
|
||
|
};
|
||
|
|
||
|
if (this.options.avoid_overlapped_widgets &&
|
||
|
!this.can_move_to(
|
||
|
{size_x: wgd.size_x, size_y: wgd.size_y}, wgd.col, wgd.row)
|
||
|
) {
|
||
|
/*if(!$el.hasClass('.disp_ad')){
|
||
|
$el.remove();
|
||
|
return false;
|
||
|
}*/
|
||
|
wgd = this.next_position(wgd.size_x, wgd.size_y);
|
||
|
wgd.el = $el;
|
||
|
$el.attr({
|
||
|
'data-col': wgd.col,
|
||
|
'data-row': wgd.row,
|
||
|
'data-sizex': wgd.size_x,
|
||
|
'data-sizey': wgd.size_y
|
||
|
});
|
||
|
}
|
||
|
|
||
|
// attach Coord object to player data-coord attribute
|
||
|
$el.data('coords', $el.coords());
|
||
|
|
||
|
// Extend Coord object with grid position info
|
||
|
$el.data('coords').grid = wgd;
|
||
|
|
||
|
this.add_to_gridmap(wgd, $el);
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Update in the mapped array of positions the value of cells represented by
|
||
|
* the grid coords object passed in the `grid_data` param.
|
||
|
*
|
||
|
* @param {Object} grid_data The grid coords object representing the cells
|
||
|
* to update in the mapped array.
|
||
|
* @param {HTMLElement|Boolean} value Pass `false` or the jQuery wrapped
|
||
|
* HTMLElement, depends if you want to delete an existing position or add
|
||
|
* a new one.
|
||
|
* @method update_widget_position
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.update_widget_position = function(grid_data, value) {
|
||
|
this.for_each_cell_occupied(grid_data, function(col, row) {
|
||
|
if (!this.gridmap[col]) { return this; }
|
||
|
this.gridmap[col][row] = value;
|
||
|
});
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Remove a widget from the mapped array of positions.
|
||
|
*
|
||
|
* @method remove_from_gridmap
|
||
|
* @param {Object} grid_data The grid coords object representing the cells
|
||
|
* to update in the mapped array.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.remove_from_gridmap = function(grid_data) {
|
||
|
return this.update_widget_position(grid_data, false);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Add a widget to the mapped array of positions.
|
||
|
*
|
||
|
* @method add_to_gridmap
|
||
|
* @param {Object} grid_data The grid coords object representing the cells
|
||
|
* to update in the mapped array.
|
||
|
* @param {HTMLElement|Boolean} value The value to set in the specified
|
||
|
* position .
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.add_to_gridmap = function(grid_data, value) {
|
||
|
this.update_widget_position(grid_data, value || grid_data.el);
|
||
|
/*if (grid_data.el) {
|
||
|
var $widgets = this.widgets_below(grid_data.el);
|
||
|
$widgets.each($.proxy(function(i, widget) {
|
||
|
console.log("from_add_to_gridmap");
|
||
|
this.move_widget_up( $(widget));
|
||
|
}, this));
|
||
|
} */
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Make widgets draggable.
|
||
|
*
|
||
|
* @uses Draggable
|
||
|
* @method draggable
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.draggable = function() {
|
||
|
var self = this;
|
||
|
var draggable_options = $.extend(true, {}, this.options.draggable, {
|
||
|
offset_left: this.options.widget_margins[0],
|
||
|
start: function(event, ui) {
|
||
|
self.$widgets.filter('.player-revert')
|
||
|
.removeClass('player-revert');
|
||
|
|
||
|
self.$player = $(this);
|
||
|
self.$helper = self.options.draggable.helper === 'clone' ?
|
||
|
$(ui.helper) : self.$player;
|
||
|
self.helper = !self.$helper.is(self.$player);
|
||
|
|
||
|
self.on_start_drag.call(self, event, ui);
|
||
|
self.$el.trigger('gridster:dragstart');
|
||
|
},
|
||
|
stop: function(event, ui) {
|
||
|
self.on_stop_drag.call(self, event, ui);
|
||
|
self.$el.trigger('gridster:dragstop');
|
||
|
},
|
||
|
drag: throttle(function(event, ui) {
|
||
|
self.on_drag.call(self, event, ui);
|
||
|
self.$el.trigger('gridster:drag');
|
||
|
}, 60)
|
||
|
});
|
||
|
|
||
|
this.drag_api = this.$el.dragg(draggable_options).data('drag');
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* This function is executed when the player begins to be dragged.
|
||
|
*
|
||
|
* @method on_start_drag
|
||
|
* @param {Event} The original browser event
|
||
|
* @param {Object} A prepared ui object.
|
||
|
*/
|
||
|
fn.on_start_drag = function(event, ui) {
|
||
|
|
||
|
this.$helper.add(this.$player).add(this.$wrapper).addClass('dragging');
|
||
|
|
||
|
this.$player.addClass('player');
|
||
|
this.player_grid_data = this.$player.coords().grid;
|
||
|
this.placeholder_grid_data = $.extend({}, this.player_grid_data);
|
||
|
|
||
|
//set new grid height along the dragging period
|
||
|
this.$el.css('height', this.$el.height() +
|
||
|
(this.player_grid_data.size_y * this.min_widget_height));
|
||
|
|
||
|
var colliders = this.faux_grid;
|
||
|
var coords = this.$player.data('coords').coords;
|
||
|
|
||
|
this.cells_occupied_by_player = this.get_cells_occupied(
|
||
|
this.player_grid_data);
|
||
|
this.cells_occupied_by_placeholder = this.get_cells_occupied(
|
||
|
this.placeholder_grid_data);
|
||
|
|
||
|
this.last_cols = [];
|
||
|
this.last_rows = [];
|
||
|
|
||
|
|
||
|
// see jquery.collision.js
|
||
|
this.collision_api = this.$helper.collision(
|
||
|
colliders, this.options.collision);
|
||
|
|
||
|
this.$preview_holder = $('<li />', {
|
||
|
'class': 'preview-holder',
|
||
|
'data-row': this.$player.attr('data-row'),
|
||
|
'data-col': this.$player.attr('data-col'),
|
||
|
css: {
|
||
|
width: coords.width,
|
||
|
height: coords.height
|
||
|
}
|
||
|
}).appendTo(this.$el);
|
||
|
|
||
|
if (this.options.draggable.start) {
|
||
|
this.options.draggable.start.call(this, event, ui);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* This function is executed when the player is being dragged.
|
||
|
*
|
||
|
* @method on_drag
|
||
|
* @param {Event} The original browser event
|
||
|
* @param {Object} A prepared ui object.
|
||
|
*/
|
||
|
fn.on_drag = function(event, ui) {
|
||
|
//break if dragstop has been fired
|
||
|
if (this.$player === null) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
var abs_offset = {
|
||
|
left: ui.position.left + this.baseX,
|
||
|
top: ui.position.top + this.baseY
|
||
|
};
|
||
|
|
||
|
this.colliders_data = this.collision_api.get_closest_colliders(
|
||
|
abs_offset);
|
||
|
|
||
|
this.on_overlapped_column_change(
|
||
|
this.on_start_overlapping_column,
|
||
|
this.on_stop_overlapping_column
|
||
|
);
|
||
|
|
||
|
this.on_overlapped_row_change(
|
||
|
this.on_start_overlapping_row,
|
||
|
this.on_stop_overlapping_row
|
||
|
);
|
||
|
|
||
|
if (this.helper && this.$player) {
|
||
|
this.$player.css({
|
||
|
'left': ui.position.left,
|
||
|
'top': ui.position.top
|
||
|
});
|
||
|
}
|
||
|
|
||
|
if (this.options.draggable.drag) {
|
||
|
this.options.draggable.drag.call(this, event, ui);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* This function is executed when the player stops being dragged.
|
||
|
*
|
||
|
* @method on_stop_drag
|
||
|
* @param {Event} The original browser event
|
||
|
* @param {Object} A prepared ui object.
|
||
|
*/
|
||
|
fn.on_stop_drag = function(event, ui) {
|
||
|
this.$helper.add(this.$player).add(this.$wrapper)
|
||
|
.removeClass('dragging');
|
||
|
|
||
|
ui.position.left = ui.position.left + this.baseX;
|
||
|
ui.position.top = ui.position.top + this.baseY;
|
||
|
this.colliders_data = this.collision_api.get_closest_colliders(ui.position);
|
||
|
|
||
|
this.on_overlapped_column_change(
|
||
|
this.on_start_overlapping_column,
|
||
|
this.on_stop_overlapping_column
|
||
|
);
|
||
|
|
||
|
this.on_overlapped_row_change(
|
||
|
this.on_start_overlapping_row,
|
||
|
this.on_stop_overlapping_row
|
||
|
);
|
||
|
|
||
|
this.$player.addClass('player-revert').removeClass('player')
|
||
|
.attr({
|
||
|
'data-col': this.placeholder_grid_data.col,
|
||
|
'data-row': this.placeholder_grid_data.row
|
||
|
}).css({
|
||
|
'left': '',
|
||
|
'top': ''
|
||
|
});
|
||
|
|
||
|
this.$changed = this.$changed.add(this.$player);
|
||
|
|
||
|
this.cells_occupied_by_player = this.get_cells_occupied(
|
||
|
this.placeholder_grid_data);
|
||
|
this.set_cells_player_occupies(
|
||
|
this.placeholder_grid_data.col, this.placeholder_grid_data.row);
|
||
|
|
||
|
this.$player.coords().grid.row = this.placeholder_grid_data.row;
|
||
|
this.$player.coords().grid.col = this.placeholder_grid_data.col;
|
||
|
|
||
|
if (this.options.draggable.stop) {
|
||
|
this.options.draggable.stop.call(this, event, ui);
|
||
|
}
|
||
|
|
||
|
this.$preview_holder.remove();
|
||
|
|
||
|
this.$player = null;
|
||
|
this.$helper = null;
|
||
|
this.placeholder_grid_data = {};
|
||
|
this.player_grid_data = {};
|
||
|
this.cells_occupied_by_placeholder = {};
|
||
|
this.cells_occupied_by_player = {};
|
||
|
this.w_queue = {};
|
||
|
|
||
|
this.set_dom_grid_height();
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Executes the callbacks passed as arguments when a column begins to be
|
||
|
* overlapped or stops being overlapped.
|
||
|
*
|
||
|
* @param {Function} start_callback Function executed when a new column
|
||
|
* begins to be overlapped. The column is passed as first argument.
|
||
|
* @param {Function} stop_callback Function executed when a column stops
|
||
|
* being overlapped. The column is passed as first argument.
|
||
|
* @method on_overlapped_column_change
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.on_overlapped_column_change = function(start_callback, stop_callback) {
|
||
|
if (!this.colliders_data.length) {
|
||
|
return;
|
||
|
}
|
||
|
var cols = this.get_targeted_columns(
|
||
|
this.colliders_data[0].el.data.col);
|
||
|
|
||
|
var last_n_cols = this.last_cols.length;
|
||
|
var n_cols = cols.length;
|
||
|
var i;
|
||
|
|
||
|
for (i = 0; i < n_cols; i++) {
|
||
|
if ($.inArray(cols[i], this.last_cols) === -1) {
|
||
|
(start_callback || $.noop).call(this, cols[i]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
for (i = 0; i< last_n_cols; i++) {
|
||
|
if ($.inArray(this.last_cols[i], cols) === -1) {
|
||
|
(stop_callback || $.noop).call(this, this.last_cols[i]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.last_cols = cols;
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Executes the callbacks passed as arguments when a row starts to be
|
||
|
* overlapped or stops being overlapped.
|
||
|
*
|
||
|
* @param {Function} start_callback Function executed when a new row begins
|
||
|
* to be overlapped. The row is passed as first argument.
|
||
|
* @param {Function} stop_callback Function executed when a row stops being
|
||
|
* overlapped. The row is passed as first argument.
|
||
|
* @method on_overlapped_row_change
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.on_overlapped_row_change = function(start_callback, end_callback) {
|
||
|
if (!this.colliders_data.length) {
|
||
|
return;
|
||
|
}
|
||
|
var rows = this.get_targeted_rows(this.colliders_data[0].el.data.row);
|
||
|
var last_n_rows = this.last_rows.length;
|
||
|
var n_rows = rows.length;
|
||
|
var i;
|
||
|
|
||
|
for (i = 0; i < n_rows; i++) {
|
||
|
if ($.inArray(rows[i], this.last_rows) === -1) {
|
||
|
(start_callback || $.noop).call(this, rows[i]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
for (i = 0; i < last_n_rows; i++) {
|
||
|
if ($.inArray(this.last_rows[i], rows) === -1) {
|
||
|
(end_callback || $.noop).call(this, this.last_rows[i]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.last_rows = rows;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Sets the current position of the player
|
||
|
*
|
||
|
* @param {Function} start_callback Function executed when a new row begins
|
||
|
* to be overlapped. The row is passed as first argument.
|
||
|
* @param {Function} stop_callback Function executed when a row stops being
|
||
|
* overlapped. The row is passed as first argument.
|
||
|
* @method set_player
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.set_player = function(col, row, no_player) {
|
||
|
var self = this;
|
||
|
var swap = false;
|
||
|
if (!no_player) {
|
||
|
this.empty_cells_player_occupies();
|
||
|
}
|
||
|
var cell = !no_player ? self.colliders_data[0].el.data : {col: col};
|
||
|
var to_col = cell.col;
|
||
|
var to_row = cell.row || row;
|
||
|
|
||
|
this.player_grid_data = {
|
||
|
col: to_col,
|
||
|
row: to_row,
|
||
|
size_y : this.player_grid_data.size_y,
|
||
|
size_x : this.player_grid_data.size_x
|
||
|
};
|
||
|
|
||
|
this.cells_occupied_by_player = this.get_cells_occupied(
|
||
|
this.player_grid_data);
|
||
|
|
||
|
//Added placeholder for more advanced movement.
|
||
|
this.cells_occupied_by_placeholder = this.get_cells_occupied(
|
||
|
this.placeholder_grid_data);
|
||
|
|
||
|
var $overlapped_widgets = this.get_widgets_overlapped(
|
||
|
this.player_grid_data);
|
||
|
|
||
|
var player_size_y = this.player_grid_data.size_y;
|
||
|
var player_size_x = this.player_grid_data.size_x;
|
||
|
var placeholder_cells = this.cells_occupied_by_placeholder;
|
||
|
var $gr = this;
|
||
|
|
||
|
|
||
|
//Queue Swaps
|
||
|
$overlapped_widgets.each($.proxy(function(i, w){
|
||
|
var $w = $(w);
|
||
|
var wgd = $w.coords().grid;
|
||
|
var outside_col = placeholder_cells.cols[0]+player_size_x-1;
|
||
|
var outside_row = placeholder_cells.rows[0]+player_size_y-1;
|
||
|
if ($w.hasClass($gr.options.static_class)){
|
||
|
//next iteration
|
||
|
return true;
|
||
|
}
|
||
|
if(wgd.size_x <= player_size_x && wgd.size_y <= player_size_y){
|
||
|
if(!$gr.is_swap_occupied(placeholder_cells.cols[0], wgd.row, wgd.size_x, wgd.size_y) && !$gr.is_player_in(placeholder_cells.cols[0], wgd.row) && !$gr.is_in_queue(placeholder_cells.cols[0], wgd.row, $w)){
|
||
|
swap = $gr.queue_widget(placeholder_cells.cols[0], wgd.row, $w);
|
||
|
}
|
||
|
else if(!$gr.is_swap_occupied(outside_col, wgd.row, wgd.size_x, wgd.size_y) && !$gr.is_player_in(outside_col, wgd.row) && !$gr.is_in_queue(outside_col, wgd.row, $w)){
|
||
|
swap = $gr.queue_widget(outside_col, wgd.row, $w);
|
||
|
}
|
||
|
else if(!$gr.is_swap_occupied(wgd.col, placeholder_cells.rows[0], wgd.size_x, wgd.size_y) && !$gr.is_player_in(wgd.col, placeholder_cells.rows[0]) && !$gr.is_in_queue(wgd.col, placeholder_cells.rows[0], $w)){
|
||
|
swap = $gr.queue_widget(wgd.col, placeholder_cells.rows[0], $w);
|
||
|
}
|
||
|
else if(!$gr.is_swap_occupied(wgd.col, outside_row, wgd.size_x, wgd.size_y) && !$gr.is_player_in(wgd.col, outside_row) && !$gr.is_in_queue(wgd.col, outside_row, $w)){
|
||
|
swap = $gr.queue_widget(wgd.col, outside_row, $w);
|
||
|
}
|
||
|
else if(!$gr.is_swap_occupied(placeholder_cells.cols[0],placeholder_cells.rows[0], wgd.size_x, wgd.size_y) && !$gr.is_player_in(placeholder_cells.cols[0],placeholder_cells.rows[0]) && !$gr.is_in_queue(placeholder_cells.cols[0],placeholder_cells.rows[0], $w)){
|
||
|
swap = $gr.queue_widget(placeholder_cells.cols[0], placeholder_cells.rows[0], $w);
|
||
|
} else {
|
||
|
//in one last attempt we check for any other empty spaces
|
||
|
for (var c = 0; c < player_size_x; c++){
|
||
|
for (var r = 0; r < player_size_y; r++){
|
||
|
var colc = placeholder_cells.cols[0]+c;
|
||
|
var rowc = placeholder_cells.rows[0]+r;
|
||
|
if (!$gr.is_swap_occupied(colc,rowc, wgd.size_x, wgd.size_y) && !$gr.is_player_in(colc,rowc) && !$gr.is_in_queue(colc, rowc, $w)){
|
||
|
swap = $gr.queue_widget(colc, rowc, $w);
|
||
|
c = player_size_x;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
}
|
||
|
} else if ($gr.options.shift_larger_widgets_down && !swap) {
|
||
|
$overlapped_widgets.each($.proxy(function(i, w){
|
||
|
var $w = $(w);
|
||
|
var wgd = $w.coords().grid;
|
||
|
|
||
|
if($gr.can_go_down($w)){
|
||
|
$gr.move_widget_down($w, $gr.player_grid_data.size_y);
|
||
|
$gr.set_placeholder(to_col, to_row);
|
||
|
}
|
||
|
}));
|
||
|
}
|
||
|
|
||
|
$gr.clean_up_changed();
|
||
|
}));
|
||
|
|
||
|
|
||
|
/* To show queued items in console
|
||
|
for(var key in this.w_queue){
|
||
|
console.log("key " +key);
|
||
|
console.log(this.w_queue[key]);
|
||
|
}
|
||
|
*/
|
||
|
|
||
|
//Move queued widgets
|
||
|
if(swap && this.can_placeholder_be_set(to_col, to_row, player_size_x, player_size_y)){
|
||
|
for(var key in this.w_queue){
|
||
|
var col = parseInt(key.split("_")[0]);
|
||
|
var row = parseInt(key.split("_")[1]);
|
||
|
if (this.w_queue[key] != "full"){
|
||
|
this.new_move_widget_to(this.w_queue[key], col, row);
|
||
|
}
|
||
|
}
|
||
|
this.set_placeholder(to_col, to_row);
|
||
|
}
|
||
|
|
||
|
/* if there is not widgets overlapping in the new player position,
|
||
|
* update the new placeholder position. */
|
||
|
if (!$overlapped_widgets.length) {
|
||
|
var pp = this.can_go_player_up(this.player_grid_data);
|
||
|
if (pp !== false) {
|
||
|
to_row = pp;
|
||
|
}
|
||
|
if(this.can_placeholder_be_set(to_col, to_row, player_size_x, player_size_y)){
|
||
|
this.set_placeholder(to_col, to_row);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.w_queue = {};
|
||
|
|
||
|
return {
|
||
|
col: to_col,
|
||
|
row: to_row
|
||
|
};
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.is_swap_occupied = function(col, row, w_size_x, w_size_y) {
|
||
|
var occupied = false;
|
||
|
for (var c = 0; c < w_size_x; c++){
|
||
|
for (var r = 0; r < w_size_y; r++){
|
||
|
var colc = col + c;
|
||
|
var rowc = row + r;
|
||
|
var key = colc+"_"+rowc;
|
||
|
if(this.is_occupied(colc,rowc)){
|
||
|
occupied = true;
|
||
|
} else if(key in this.w_queue){
|
||
|
if(this.w_queue[key] == "full"){
|
||
|
occupied = true;
|
||
|
continue;
|
||
|
}
|
||
|
$tw = this.w_queue[key];
|
||
|
tgd = $tw.coords().grid;
|
||
|
//remove queued items if no longer under player.
|
||
|
if(!this.is_widget_under_player(tgd.col,tgd.row)){
|
||
|
delete this.w_queue[key];
|
||
|
}
|
||
|
}
|
||
|
if(rowc > parseInt(this.options.max_rows)){
|
||
|
occupied = true;
|
||
|
}
|
||
|
if(colc > parseInt(this.options.max_cols)){
|
||
|
occupied = true;
|
||
|
}
|
||
|
if (this.is_player_in(colc,rowc)){
|
||
|
occupied = true;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return occupied;
|
||
|
}
|
||
|
|
||
|
fn.can_placeholder_be_set = function(col, row, player_size_x, player_size_y){
|
||
|
var can_set = true;
|
||
|
for (var c = 0; c < player_size_x; c++){
|
||
|
for (var r = 0; r < player_size_y; r++){
|
||
|
var colc = col + c;
|
||
|
var rowc = row + r;
|
||
|
var key = colc+"_"+rowc;
|
||
|
var $tw = this.is_widget(colc, rowc);
|
||
|
//if this space is occupied and not queued for move.
|
||
|
if(rowc > parseInt(this.options.max_rows)){
|
||
|
can_set = false;
|
||
|
}
|
||
|
if(colc > parseInt(this.options.max_cols)){
|
||
|
can_set = false;
|
||
|
}
|
||
|
if(this.is_occupied(colc,rowc) && !this.is_widget_queued_and_can_move($tw)){
|
||
|
can_set = false;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
return can_set;
|
||
|
}
|
||
|
|
||
|
fn.queue_widget = function(col, row, $widget){
|
||
|
var $w = $widget
|
||
|
var wgd = $w.coords().grid;
|
||
|
var primary_key = col+"_"+row;
|
||
|
if (primary_key in this.w_queue){
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
this.w_queue[primary_key] = $w;
|
||
|
|
||
|
for (var c = 0; c < wgd.size_x; c++){
|
||
|
for (var r = 0; r < wgd.size_y; r++){
|
||
|
var colc = col + c;
|
||
|
var rowc = row + r;
|
||
|
var key = colc+"_"+rowc;
|
||
|
if (key == primary_key){
|
||
|
continue;
|
||
|
}
|
||
|
this.w_queue[key] = "full";
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
fn.is_widget_queued_and_can_move = function($widget){
|
||
|
var queued = false;
|
||
|
if ($widget === false){
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
for(var key in this.w_queue){
|
||
|
if(this.w_queue[key] == "full"){
|
||
|
continue;
|
||
|
}
|
||
|
if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")){
|
||
|
queued = true;
|
||
|
//test whole space
|
||
|
var $w = this.w_queue[key];
|
||
|
var dcol = parseInt(key.split("_")[0]);
|
||
|
var drow = parseInt(key.split("_")[1]);
|
||
|
var wgd = $w.coords().grid;
|
||
|
|
||
|
for (var c = 0; c < wgd.size_x; c++){
|
||
|
for (var r = 0; r < wgd.size_y; r++){
|
||
|
var colc = dcol + c;
|
||
|
var rowc = drow + r;
|
||
|
if (this.is_player_in(colc,rowc)){
|
||
|
queued = false;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return queued
|
||
|
}
|
||
|
|
||
|
fn.is_in_queue = function(col,row, $widget){
|
||
|
var queued = false;
|
||
|
var key = col+"_"+row;
|
||
|
|
||
|
if ((key in this.w_queue)){
|
||
|
if (this.w_queue[key] == "full"){
|
||
|
queued = true;
|
||
|
} else {
|
||
|
$tw = this.w_queue[key];
|
||
|
tgd = $tw.coords().grid;
|
||
|
if(!this.is_widget_under_player(tgd.col,tgd.row)){
|
||
|
delete this.w_queue[key]
|
||
|
queued = false;
|
||
|
} else if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")) {
|
||
|
delete this.w_queue[key]
|
||
|
queued = false;
|
||
|
} else {
|
||
|
queued = true;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return queued;
|
||
|
}
|
||
|
|
||
|
|
||
|
/**
|
||
|
* See which of the widgets in the $widgets param collection can go to
|
||
|
* a upper row and which not.
|
||
|
*
|
||
|
* @method widgets_contraints
|
||
|
* @param {HTMLElements} $widgets A jQuery wrapped collection of
|
||
|
* HTMLElements.
|
||
|
* @return {Array} Returns a literal Object with two keys: `can_go_up` &
|
||
|
* `can_not_go_up`. Each contains a set of HTMLElements.
|
||
|
*/
|
||
|
fn.widgets_constraints = function($widgets) {
|
||
|
var $widgets_can_go_up = $([]);
|
||
|
var $widgets_can_not_go_up;
|
||
|
var wgd_can_go_up = [];
|
||
|
var wgd_can_not_go_up = [];
|
||
|
|
||
|
$widgets.each($.proxy(function(i, w) {
|
||
|
var $w = $(w);
|
||
|
var wgd = $w.coords().grid;
|
||
|
if (this.can_go_widget_up(wgd)) {
|
||
|
$widgets_can_go_up = $widgets_can_go_up.add($w);
|
||
|
wgd_can_go_up.push(wgd);
|
||
|
}else{
|
||
|
wgd_can_not_go_up.push(wgd);
|
||
|
}
|
||
|
}, this));
|
||
|
|
||
|
$widgets_can_not_go_up = $widgets.not($widgets_can_go_up);
|
||
|
|
||
|
return {
|
||
|
can_go_up: this.sort_by_row_asc(wgd_can_go_up),
|
||
|
can_not_go_up: this.sort_by_row_desc(wgd_can_not_go_up)
|
||
|
};
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Sorts an Array of grid coords objects (representing the grid coords of
|
||
|
* each widget) in ascending way.
|
||
|
*
|
||
|
* @method sort_by_row_asc
|
||
|
* @param {Array} widgets Array of grid coords objects
|
||
|
* @return {Array} Returns the array sorted.
|
||
|
*/
|
||
|
fn.sort_by_row_asc = function(widgets) {
|
||
|
widgets = widgets.sort(function(a, b) {
|
||
|
if (!a.row) {
|
||
|
a = $(a).coords().grid;
|
||
|
b = $(b).coords().grid;
|
||
|
}
|
||
|
|
||
|
if (a.row > b.row) {
|
||
|
return 1;
|
||
|
}
|
||
|
return -1;
|
||
|
});
|
||
|
|
||
|
return widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Sorts an Array of grid coords objects (representing the grid coords of
|
||
|
* each widget) placing first the empty cells upper left.
|
||
|
*
|
||
|
* @method sort_by_row_and_col_asc
|
||
|
* @param {Array} widgets Array of grid coords objects
|
||
|
* @return {Array} Returns the array sorted.
|
||
|
*/
|
||
|
fn.sort_by_row_and_col_asc = function(widgets) {
|
||
|
widgets = widgets.sort(function(a, b) {
|
||
|
if (a.row > b.row || a.row === b.row && a.col > b.col) {
|
||
|
return 1;
|
||
|
}
|
||
|
return -1;
|
||
|
});
|
||
|
|
||
|
return widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Sorts an Array of grid coords objects by column (representing the grid
|
||
|
* coords of each widget) in ascending way.
|
||
|
*
|
||
|
* @method sort_by_col_asc
|
||
|
* @param {Array} widgets Array of grid coords objects
|
||
|
* @return {Array} Returns the array sorted.
|
||
|
*/
|
||
|
fn.sort_by_col_asc = function(widgets) {
|
||
|
widgets = widgets.sort(function(a, b) {
|
||
|
if (a.col > b.col) {
|
||
|
return 1;
|
||
|
}
|
||
|
return -1;
|
||
|
});
|
||
|
|
||
|
return widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Sorts an Array of grid coords objects (representing the grid coords of
|
||
|
* each widget) in descending way.
|
||
|
*
|
||
|
* @method sort_by_row_desc
|
||
|
* @param {Array} widgets Array of grid coords objects
|
||
|
* @return {Array} Returns the array sorted.
|
||
|
*/
|
||
|
fn.sort_by_row_desc = function(widgets) {
|
||
|
widgets = widgets.sort(function(a, b) {
|
||
|
if (a.row + a.size_y < b.row + b.size_y) {
|
||
|
return 1;
|
||
|
}
|
||
|
return -1;
|
||
|
});
|
||
|
return widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Sorts an Array of grid coords objects (representing the grid coords of
|
||
|
* each widget) in descending way.
|
||
|
|
||
|
* Depreciated.
|
||
|
*
|
||
|
* @method manage_movements
|
||
|
* @param {HTMLElements} $widgets A jQuery collection of HTMLElements
|
||
|
* representing the widgets you want to move.
|
||
|
* @param {Number} to_col The column to which we want to move the widgets.
|
||
|
* @param {Number} to_row The row to which we want to move the widgets.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.manage_movements = function($widgets, to_col, to_row) {
|
||
|
$.each($widgets, $.proxy(function(i, w) {
|
||
|
var wgd = w;
|
||
|
var $w = wgd.el;
|
||
|
|
||
|
var can_go_widget_up = this.can_go_widget_up(wgd);
|
||
|
|
||
|
if (can_go_widget_up) {
|
||
|
//target CAN go up
|
||
|
//so move widget up
|
||
|
this.move_widget_to($w, can_go_widget_up);
|
||
|
this.set_placeholder(to_col, can_go_widget_up + wgd.size_y);
|
||
|
|
||
|
} else {
|
||
|
//target can't go up
|
||
|
var can_go_player_up = this.can_go_player_up(
|
||
|
this.player_grid_data);
|
||
|
|
||
|
if (!can_go_player_up) {
|
||
|
// target can't go up
|
||
|
// player cant't go up
|
||
|
// so we need to move widget down to a position that dont
|
||
|
// overlaps player
|
||
|
var y = (to_row + this.player_grid_data.size_y) - wgd.row;
|
||
|
if (this.can_go_down($w)){
|
||
|
console.log("In Move Down!")
|
||
|
this.move_widget_down($w, y);
|
||
|
this.set_placeholder(to_col, to_row);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}, this));
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Determines if there is a widget in the row and col given. Or if the
|
||
|
* HTMLElement passed as first argument is the player.
|
||
|
*
|
||
|
* @method is_player
|
||
|
* @param {Number|HTMLElement} col_or_el A jQuery wrapped collection of
|
||
|
* HTMLElements.
|
||
|
* @param {Number} [row] The column to which we want to move the widgets.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_player = function(col_or_el, row) {
|
||
|
if (row && !this.gridmap[col_or_el]) { return false; }
|
||
|
var $w = row ? this.gridmap[col_or_el][row] : col_or_el;
|
||
|
return $w && ($w.is(this.$player) || $w.is(this.$helper));
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if the widget that is being dragged is currently over the row
|
||
|
* and col given.
|
||
|
*
|
||
|
* @method is_player_in
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_player_in = function(col, row) {
|
||
|
var c = this.cells_occupied_by_player || {};
|
||
|
return $.inArray(col, c.cols) >= 0 && $.inArray(row, c.rows) >= 0;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if the placeholder is currently over the row and col given.
|
||
|
*
|
||
|
* @method is_placeholder_in
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_placeholder_in = function(col, row) {
|
||
|
var c = this.cells_occupied_by_placeholder || {};
|
||
|
return this.is_placeholder_in_col(col) && $.inArray(row, c.rows) >= 0;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if the placeholder is currently over the column given.
|
||
|
*
|
||
|
* @method is_placeholder_in_col
|
||
|
* @param {Number} col The column to check.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_placeholder_in_col = function(col) {
|
||
|
var c = this.cells_occupied_by_placeholder || [];
|
||
|
return $.inArray(col, c.cols) >= 0;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if the cell represented by col and row params is empty.
|
||
|
*
|
||
|
* @method is_empty
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_empty = function(col, row) {
|
||
|
if (typeof this.gridmap[col] !== 'undefined' &&
|
||
|
typeof this.gridmap[col][row] !== 'undefined' &&
|
||
|
this.gridmap[col][row] === false
|
||
|
) {
|
||
|
return true;
|
||
|
}
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if the cell represented by col and row params is occupied.
|
||
|
*
|
||
|
* @method is_occupied
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_occupied = function(col, row) {
|
||
|
if (!this.gridmap[col]) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
if (this.gridmap[col][row]) {
|
||
|
return true;
|
||
|
}
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if there is a widget in the cell represented by col/row params.
|
||
|
*
|
||
|
* @method is_widget
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean|HTMLElement} Returns false if there is no widget,
|
||
|
* else returns the jQuery HTMLElement
|
||
|
*/
|
||
|
fn.is_widget = function(col, row) {
|
||
|
var cell = this.gridmap[col];
|
||
|
if (!cell) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
cell = cell[row];
|
||
|
|
||
|
if (cell) {
|
||
|
return cell;
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Determines if widget is supposed to be static.
|
||
|
* @method is_static
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean} Returns true if widget exists and has static class,
|
||
|
* else returns false
|
||
|
*/
|
||
|
|
||
|
fn.is_static = function(col, row) {
|
||
|
var cell = this.gridmap[col];
|
||
|
if (!cell) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
cell = cell[row];
|
||
|
|
||
|
if (cell) {
|
||
|
if(cell.hasClass(this.options.static_class)){
|
||
|
return true;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines if there is a widget in the cell represented by col/row
|
||
|
* params and if this is under the widget that is being dragged.
|
||
|
*
|
||
|
* @method is_widget_under_player
|
||
|
* @param {Number} col The column to check.
|
||
|
* @param {Number} row The row to check.
|
||
|
* @return {Boolean} Returns true or false.
|
||
|
*/
|
||
|
fn.is_widget_under_player = function(col, row) {
|
||
|
if (this.is_widget(col, row)) {
|
||
|
return this.is_player_in(col, row);
|
||
|
}
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Get widgets overlapping with the player or with the object passed
|
||
|
* representing the grid cells.
|
||
|
*
|
||
|
* @method get_widgets_under_player
|
||
|
* @return {HTMLElement} Returns a jQuery collection of HTMLElements
|
||
|
*/
|
||
|
fn.get_widgets_under_player = function(cells) {
|
||
|
cells || (cells = this.cells_occupied_by_player || {cols: [], rows: []});
|
||
|
var $widgets = $([]);
|
||
|
|
||
|
$.each(cells.cols, $.proxy(function(i, col) {
|
||
|
$.each(cells.rows, $.proxy(function(i, row) {
|
||
|
if(this.is_widget(col, row)) {
|
||
|
$widgets = $widgets.add(this.gridmap[col][row]);
|
||
|
}
|
||
|
}, this));
|
||
|
}, this));
|
||
|
|
||
|
return $widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Put placeholder at the row and column specified.
|
||
|
*
|
||
|
* @method set_placeholder
|
||
|
* @param {Number} col The column to which we want to move the
|
||
|
* placeholder.
|
||
|
* @param {Number} row The row to which we want to move the
|
||
|
* placeholder.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.set_placeholder = function(col, row) {
|
||
|
var phgd = $.extend({}, this.placeholder_grid_data);
|
||
|
var $nexts = this.widgets_below({
|
||
|
col: phgd.col,
|
||
|
row: phgd.row,
|
||
|
size_y: phgd.size_y,
|
||
|
size_x: phgd.size_x
|
||
|
});
|
||
|
|
||
|
// Prevents widgets go out of the grid
|
||
|
var right_col = (col + phgd.size_x - 1);
|
||
|
if (right_col > this.cols) {
|
||
|
col = col - (right_col - col);
|
||
|
}
|
||
|
|
||
|
var moved_down = this.placeholder_grid_data.row < row;
|
||
|
var changed_column = this.placeholder_grid_data.col !== col;
|
||
|
|
||
|
this.placeholder_grid_data.col = col;
|
||
|
this.placeholder_grid_data.row = row;
|
||
|
|
||
|
this.cells_occupied_by_placeholder = this.get_cells_occupied(
|
||
|
this.placeholder_grid_data);
|
||
|
|
||
|
this.$preview_holder.attr({
|
||
|
'data-row' : row,
|
||
|
'data-col' : col
|
||
|
});
|
||
|
|
||
|
if (moved_down || changed_column) {
|
||
|
$nexts.each($.proxy(function(i, widget) {
|
||
|
//Make sure widget is at it's topmost position
|
||
|
$w = $(widget);
|
||
|
wgd = $w.coords().grid;
|
||
|
|
||
|
var can_go_widget_up = this.can_go_widget_up(wgd);
|
||
|
|
||
|
if (can_go_widget_up) {
|
||
|
this.move_widget_to($w, can_go_widget_up);
|
||
|
}
|
||
|
|
||
|
}, this));
|
||
|
}
|
||
|
|
||
|
|
||
|
var $widgets_under_ph = this.get_widgets_under_player(this.cells_occupied_by_placeholder);
|
||
|
if ($widgets_under_ph.length) {
|
||
|
$widgets_under_ph.each($.proxy(function(i, widget) {
|
||
|
var $w = $(widget);
|
||
|
this.move_widget_down(
|
||
|
$w, row + phgd.size_y - $w.data('coords').grid.row);
|
||
|
}, this));
|
||
|
}
|
||
|
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines whether the player can move to a position above.
|
||
|
*
|
||
|
* @method can_go_player_up
|
||
|
* @param {Object} widget_grid_data The actual grid coords object of the
|
||
|
* player.
|
||
|
* @return {Number|Boolean} If the player can be moved to an upper row
|
||
|
* returns the row number, else returns false.
|
||
|
*/
|
||
|
fn.can_go_player_up = function(widget_grid_data) {
|
||
|
var p_bottom_row = widget_grid_data.row + widget_grid_data.size_y - 1;
|
||
|
var result = true;
|
||
|
var upper_rows = [];
|
||
|
var min_row = 10000;
|
||
|
var $widgets_under_player = this.get_widgets_under_player();
|
||
|
|
||
|
/* generate an array with columns as index and array with upper rows
|
||
|
* empty as value */
|
||
|
this.for_each_column_occupied(widget_grid_data, function(tcol) {
|
||
|
var grid_col = this.gridmap[tcol];
|
||
|
var r = p_bottom_row + 1;
|
||
|
upper_rows[tcol] = [];
|
||
|
|
||
|
while (--r > 0) {
|
||
|
if (this.is_empty(tcol, r) || this.is_player(tcol, r) ||
|
||
|
this.is_widget(tcol, r) &&
|
||
|
grid_col[r].is($widgets_under_player)
|
||
|
) {
|
||
|
upper_rows[tcol].push(r);
|
||
|
min_row = r < min_row ? r : min_row;
|
||
|
}else{
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (upper_rows[tcol].length === 0) {
|
||
|
result = false;
|
||
|
return true; //break
|
||
|
}
|
||
|
|
||
|
upper_rows[tcol].sort();
|
||
|
});
|
||
|
|
||
|
if (!result) { return false; }
|
||
|
|
||
|
return this.get_valid_rows(widget_grid_data, upper_rows, min_row);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Determines whether a widget can move to a position above.
|
||
|
*
|
||
|
* @method can_go_widget_up
|
||
|
* @param {Object} widget_grid_data The actual grid coords object of the
|
||
|
* widget we want to check.
|
||
|
* @return {Number|Boolean} If the widget can be moved to an upper row
|
||
|
* returns the row number, else returns false.
|
||
|
*/
|
||
|
fn.can_go_widget_up = function(widget_grid_data) {
|
||
|
var p_bottom_row = widget_grid_data.row + widget_grid_data.size_y - 1;
|
||
|
var result = true;
|
||
|
var upper_rows = [];
|
||
|
var min_row = 10000;
|
||
|
|
||
|
/* generate an array with columns as index and array with topmost rows
|
||
|
* empty as value */
|
||
|
this.for_each_column_occupied(widget_grid_data, function(tcol) {
|
||
|
var grid_col = this.gridmap[tcol];
|
||
|
upper_rows[tcol] = [];
|
||
|
|
||
|
var r = p_bottom_row + 1;
|
||
|
// iterate over each row
|
||
|
while (--r > 0) {
|
||
|
if (this.is_widget(tcol, r) && !this.is_player_in(tcol, r)) {
|
||
|
if (!grid_col[r].is(widget_grid_data.el)) {
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!this.is_player(tcol, r) &&
|
||
|
!this.is_placeholder_in(tcol, r) &&
|
||
|
!this.is_player_in(tcol, r)) {
|
||
|
upper_rows[tcol].push(r);
|
||
|
}
|
||
|
|
||
|
if (r < min_row) {
|
||
|
min_row = r;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (upper_rows[tcol].length === 0) {
|
||
|
result = false;
|
||
|
return true; //break
|
||
|
}
|
||
|
|
||
|
upper_rows[tcol].sort();
|
||
|
});
|
||
|
|
||
|
if (!result) { return false; }
|
||
|
|
||
|
return this.get_valid_rows(widget_grid_data, upper_rows, min_row);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Search a valid row for the widget represented by `widget_grid_data' in
|
||
|
* the `upper_rows` array. Iteration starts from row specified in `min_row`.
|
||
|
*
|
||
|
* @method get_valid_rows
|
||
|
* @param {Object} widget_grid_data The actual grid coords object of the
|
||
|
* player.
|
||
|
* @param {Array} upper_rows An array with columns as index and arrays
|
||
|
* of valid rows as values.
|
||
|
* @param {Number} min_row The upper row from which the iteration will start.
|
||
|
* @return {Number|Boolean} Returns the upper row valid from the `upper_rows`
|
||
|
* for the widget in question.
|
||
|
*/
|
||
|
fn.get_valid_rows = function(widget_grid_data, upper_rows, min_row) {
|
||
|
var p_top_row = widget_grid_data.row;
|
||
|
var p_bottom_row = widget_grid_data.row + widget_grid_data.size_y - 1;
|
||
|
var size_y = widget_grid_data.size_y;
|
||
|
var r = min_row - 1;
|
||
|
var valid_rows = [];
|
||
|
|
||
|
while (++r <= p_bottom_row ) {
|
||
|
var common = true;
|
||
|
$.each(upper_rows, function(col, rows) {
|
||
|
if ($.isArray(rows) && $.inArray(r, rows) === -1) {
|
||
|
common = false;
|
||
|
}
|
||
|
});
|
||
|
|
||
|
if (common === true) {
|
||
|
valid_rows.push(r);
|
||
|
if (valid_rows.length === size_y) {
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
var new_row = false;
|
||
|
if (size_y === 1) {
|
||
|
if (valid_rows[0] !== p_top_row) {
|
||
|
new_row = valid_rows[0] || false;
|
||
|
}
|
||
|
}else{
|
||
|
if (valid_rows[0] !== p_top_row) {
|
||
|
new_row = this.get_consecutive_numbers_index(
|
||
|
valid_rows, size_y);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return new_row;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.get_consecutive_numbers_index = function(arr, size_y) {
|
||
|
var max = arr.length;
|
||
|
var result = [];
|
||
|
var first = true;
|
||
|
var prev = -1; // or null?
|
||
|
|
||
|
for (var i=0; i < max; i++) {
|
||
|
if (first || arr[i] === prev + 1) {
|
||
|
result.push(i);
|
||
|
if (result.length === size_y) {
|
||
|
break;
|
||
|
}
|
||
|
first = false;
|
||
|
}else{
|
||
|
result = [];
|
||
|
first = true;
|
||
|
}
|
||
|
|
||
|
prev = arr[i];
|
||
|
}
|
||
|
|
||
|
return result.length >= size_y ? arr[result[0]] : false;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Get widgets overlapping with the player.
|
||
|
*
|
||
|
* @method get_widgets_overlapped
|
||
|
* @return {HTMLElements} Returns a jQuery collection of HTMLElements.
|
||
|
*/
|
||
|
fn.get_widgets_overlapped = function() {
|
||
|
var $w;
|
||
|
var $widgets = $([]);
|
||
|
var used = [];
|
||
|
var rows_from_bottom = this.cells_occupied_by_player.rows.slice(0);
|
||
|
rows_from_bottom.reverse();
|
||
|
|
||
|
$.each(this.cells_occupied_by_player.cols, $.proxy(function(i, col) {
|
||
|
$.each(rows_from_bottom, $.proxy(function(i, row) {
|
||
|
// if there is a widget in the player position
|
||
|
if (!this.gridmap[col]) { return true; } //next iteration
|
||
|
var $w = this.gridmap[col][row];
|
||
|
if (this.is_occupied(col, row) && !this.is_player($w) &&
|
||
|
$.inArray($w, used) === -1
|
||
|
) {
|
||
|
$widgets = $widgets.add($w);
|
||
|
used.push($w);
|
||
|
}
|
||
|
|
||
|
}, this));
|
||
|
}, this));
|
||
|
|
||
|
return $widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* This callback is executed when the player begins to collide with a column.
|
||
|
*
|
||
|
* @method on_start_overlapping_column
|
||
|
* @param {Number} col The collided column.
|
||
|
* @return {HTMLElements} Returns a jQuery collection of HTMLElements.
|
||
|
*/
|
||
|
fn.on_start_overlapping_column = function(col) {
|
||
|
this.set_player(col, false);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* A callback executed when the player begins to collide with a row.
|
||
|
*
|
||
|
* @method on_start_overlapping_row
|
||
|
* @param {Number} col The collided row.
|
||
|
* @return {HTMLElements} Returns a jQuery collection of HTMLElements.
|
||
|
*/
|
||
|
fn.on_start_overlapping_row = function(row) {
|
||
|
this.set_player(false, row);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* A callback executed when the the player ends to collide with a column.
|
||
|
*
|
||
|
* @method on_stop_overlapping_column
|
||
|
* @param {Number} col The collided row.
|
||
|
* @return {HTMLElements} Returns a jQuery collection of HTMLElements.
|
||
|
*/
|
||
|
fn.on_stop_overlapping_column = function(col) {
|
||
|
//this.set_player(col, false);
|
||
|
var self = this;
|
||
|
if(this.options.shift_larger_widgets_down){
|
||
|
this.for_each_widget_below(col, this.cells_occupied_by_player.rows[0],
|
||
|
function(tcol, trow) {
|
||
|
self.move_widget_up(this, self.player_grid_data.size_y);
|
||
|
});
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* This callback is executed when the player ends to collide with a row.
|
||
|
*
|
||
|
* @method on_stop_overlapping_row
|
||
|
* @param {Number} row The collided row.
|
||
|
* @return {HTMLElements} Returns a jQuery collection of HTMLElements.
|
||
|
*/
|
||
|
fn.on_stop_overlapping_row = function(row) {
|
||
|
//this.set_player(false, row);
|
||
|
var self = this;
|
||
|
var cols = this.cells_occupied_by_player.cols;
|
||
|
if(this.options.shift_larger_widgets_down){
|
||
|
for (var c = 0, cl = cols.length; c < cl; c++) {
|
||
|
this.for_each_widget_below(cols[c], row, function(tcol, trow) {
|
||
|
console.log("from_on_stop_overlapping_row");
|
||
|
self.move_widget_up(this, self.player_grid_data.size_y);
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
};
|
||
|
|
||
|
//Not yet part of api - DM.
|
||
|
fn.new_move_widget_to = function($widget, col, row){
|
||
|
var self = this;
|
||
|
var widget_grid_data = $widget.coords().grid;
|
||
|
|
||
|
this.remove_from_gridmap(widget_grid_data);
|
||
|
widget_grid_data.row = row;
|
||
|
widget_grid_data.col = col;
|
||
|
|
||
|
this.add_to_gridmap(widget_grid_data);
|
||
|
$widget.attr('data-row', row);
|
||
|
$widget.attr('data-col', col);
|
||
|
this.update_widget_position(widget_grid_data, $widget);
|
||
|
this.$changed = this.$changed.add($widget);
|
||
|
|
||
|
return this;
|
||
|
}
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Move a widget to a specific row. The cell or cells must be empty.
|
||
|
* If the widget has widgets below, all of these widgets will be moved also
|
||
|
* if they can.
|
||
|
*
|
||
|
* @method move_widget_to
|
||
|
* @param {HTMLElement} $widget The jQuery wrapped HTMLElement of the
|
||
|
* widget is going to be moved.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.move_widget_to = function($widget, row) {
|
||
|
var self = this;
|
||
|
var widget_grid_data = $widget.coords().grid;
|
||
|
var diff = row - widget_grid_data.row;
|
||
|
var $next_widgets = this.widgets_below($widget);
|
||
|
|
||
|
var can_move_to_new_cell = this.can_move_to(
|
||
|
widget_grid_data, widget_grid_data.col, row, $widget);
|
||
|
|
||
|
if (can_move_to_new_cell === false) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
this.remove_from_gridmap(widget_grid_data);
|
||
|
widget_grid_data.row = row;
|
||
|
this.add_to_gridmap(widget_grid_data);
|
||
|
$widget.attr('data-row', row);
|
||
|
this.$changed = this.$changed.add($widget);
|
||
|
|
||
|
|
||
|
$next_widgets.each(function(i, widget) {
|
||
|
var $w = $(widget);
|
||
|
var wgd = $w.coords().grid;
|
||
|
var can_go_up = self.can_go_widget_up(wgd);
|
||
|
if (can_go_up && can_go_up !== wgd.row) {
|
||
|
self.move_widget_to($w, can_go_up);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Move up the specified widget and all below it.
|
||
|
*
|
||
|
* @method move_widget_up
|
||
|
* @param {HTMLElement} $widget The widget you want to move.
|
||
|
* @param {Number} [y_units] The number of cells that the widget has to move.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.move_widget_up = function($widget, y_units) {
|
||
|
var el_grid_data = $widget.coords().grid;
|
||
|
var actual_row = el_grid_data.row;
|
||
|
var moved = [];
|
||
|
var can_go_up = true;
|
||
|
y_units || (y_units = 1);
|
||
|
|
||
|
if (!this.can_go_up($widget)) { return false; } //break;
|
||
|
|
||
|
this.for_each_column_occupied(el_grid_data, function(col) {
|
||
|
// can_go_up
|
||
|
if ($.inArray($widget, moved) === -1) {
|
||
|
var widget_grid_data = $widget.coords().grid;
|
||
|
var next_row = actual_row - y_units;
|
||
|
next_row = this.can_go_up_to_row(
|
||
|
widget_grid_data, col, next_row);
|
||
|
|
||
|
if (!next_row) {
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
var $next_widgets = this.widgets_below($widget);
|
||
|
|
||
|
this.remove_from_gridmap(widget_grid_data);
|
||
|
widget_grid_data.row = next_row;
|
||
|
this.add_to_gridmap(widget_grid_data);
|
||
|
$widget.attr('data-row', widget_grid_data.row);
|
||
|
this.$changed = this.$changed.add($widget);
|
||
|
|
||
|
moved.push($widget);
|
||
|
|
||
|
/* $next_widgets.each($.proxy(function(i, widget) {
|
||
|
console.log("from_within_move_widget_up");
|
||
|
this.move_widget_up($(widget), y_units);
|
||
|
}, this)); */
|
||
|
}
|
||
|
});
|
||
|
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Move down the specified widget and all below it.
|
||
|
*
|
||
|
* @method move_widget_down
|
||
|
* @param {HTMLElement} $widget The jQuery object representing the widget
|
||
|
* you want to move.
|
||
|
* @param {Number} The number of cells that the widget has to move.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.move_widget_down = function($widget, y_units) {
|
||
|
var el_grid_data = $widget.coords().grid;
|
||
|
var actual_row = el_grid_data.row;
|
||
|
var moved = [];
|
||
|
var y_diff = y_units;
|
||
|
|
||
|
if (!$widget) { return false; }
|
||
|
|
||
|
if ($.inArray($widget, moved) === -1) {
|
||
|
|
||
|
var widget_grid_data = $widget.coords().grid;
|
||
|
var next_row = actual_row + y_units;
|
||
|
var $next_widgets = this.widgets_below($widget);
|
||
|
|
||
|
this.remove_from_gridmap(widget_grid_data);
|
||
|
|
||
|
$next_widgets.each($.proxy(function(i, widget) {
|
||
|
var $w = $(widget);
|
||
|
var wd = $w.coords().grid;
|
||
|
var tmp_y = this.displacement_diff(
|
||
|
wd, widget_grid_data, y_diff);
|
||
|
|
||
|
if (tmp_y > 0) {
|
||
|
this.move_widget_down($w, tmp_y);
|
||
|
}
|
||
|
}, this));
|
||
|
|
||
|
widget_grid_data.row = next_row;
|
||
|
this.update_widget_position(widget_grid_data, $widget);
|
||
|
$widget.attr('data-row', widget_grid_data.row);
|
||
|
this.$changed = this.$changed.add($widget);
|
||
|
|
||
|
moved.push($widget);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Check if the widget can move to the specified row, else returns the
|
||
|
* upper row possible.
|
||
|
*
|
||
|
* @method can_go_up_to_row
|
||
|
* @param {Number} widget_grid_data The current grid coords object of the
|
||
|
* widget.
|
||
|
* @param {Number} col The target column.
|
||
|
* @param {Number} row The target row.
|
||
|
* @return {Boolean|Number} Returns the row number if the widget can move
|
||
|
* to the target position, else returns false.
|
||
|
*/
|
||
|
fn.can_go_up_to_row = function(widget_grid_data, col, row) {
|
||
|
var ga = this.gridmap;
|
||
|
var result = true;
|
||
|
var urc = []; // upper_rows_in_columns
|
||
|
var actual_row = widget_grid_data.row;
|
||
|
var r;
|
||
|
|
||
|
/* generate an array with columns as index and array with
|
||
|
* upper rows empty in the column */
|
||
|
this.for_each_column_occupied(widget_grid_data, function(tcol) {
|
||
|
var grid_col = ga[tcol];
|
||
|
urc[tcol] = [];
|
||
|
|
||
|
r = actual_row;
|
||
|
while (r--) {
|
||
|
if (this.is_empty(tcol, r) &&
|
||
|
!this.is_placeholder_in(tcol, r)
|
||
|
) {
|
||
|
urc[tcol].push(r);
|
||
|
}else{
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!urc[tcol].length) {
|
||
|
result = false;
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
});
|
||
|
|
||
|
if (!result) { return false; }
|
||
|
|
||
|
/* get common rows starting from upper position in all the columns
|
||
|
* that widget occupies */
|
||
|
r = row;
|
||
|
for (r = 1; r < actual_row; r++) {
|
||
|
var common = true;
|
||
|
|
||
|
for (var uc = 0, ucl = urc.length; uc < ucl; uc++) {
|
||
|
if (urc[uc] && $.inArray(r, urc[uc]) === -1) {
|
||
|
common = false;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (common === true) {
|
||
|
result = r;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return result;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.displacement_diff = function(widget_grid_data, parent_bgd, y_units) {
|
||
|
var actual_row = widget_grid_data.row;
|
||
|
var diffs = [];
|
||
|
var parent_max_y = parent_bgd.row + parent_bgd.size_y;
|
||
|
|
||
|
this.for_each_column_occupied(widget_grid_data, function(col) {
|
||
|
var temp_y_units = 0;
|
||
|
|
||
|
for (var r = parent_max_y; r < actual_row; r++) {
|
||
|
if (this.is_empty(col, r)) {
|
||
|
temp_y_units = temp_y_units + 1;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
diffs.push(temp_y_units);
|
||
|
});
|
||
|
|
||
|
var max_diff = Math.max.apply(Math, diffs);
|
||
|
y_units = (y_units - max_diff);
|
||
|
|
||
|
return y_units > 0 ? y_units : 0;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Get widgets below a widget.
|
||
|
*
|
||
|
* @method widgets_below
|
||
|
* @param {HTMLElement} $el The jQuery wrapped HTMLElement.
|
||
|
* @return {HTMLElements} A jQuery collection of HTMLElements.
|
||
|
*/
|
||
|
fn.widgets_below = function($el) {
|
||
|
var el_grid_data = $.isPlainObject($el) ? $el : $el.coords().grid;
|
||
|
var self = this;
|
||
|
var ga = this.gridmap;
|
||
|
var next_row = el_grid_data.row + el_grid_data.size_y - 1;
|
||
|
var $nexts = $([]);
|
||
|
|
||
|
this.for_each_column_occupied(el_grid_data, function(col) {
|
||
|
self.for_each_widget_below(col, next_row, function(tcol, trow) {
|
||
|
if (!self.is_player(this) && $.inArray(this, $nexts) === -1) {
|
||
|
$nexts = $nexts.add(this);
|
||
|
return true; // break
|
||
|
}
|
||
|
});
|
||
|
});
|
||
|
|
||
|
return this.sort_by_row_asc($nexts);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Update the array of mapped positions with the new player position.
|
||
|
*
|
||
|
* @method set_cells_player_occupies
|
||
|
* @param {Number} col The new player col.
|
||
|
* @param {Number} col The new player row.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.set_cells_player_occupies = function(col, row) {
|
||
|
this.remove_from_gridmap(this.placeholder_grid_data);
|
||
|
this.placeholder_grid_data.col = col;
|
||
|
this.placeholder_grid_data.row = row;
|
||
|
this.add_to_gridmap(this.placeholder_grid_data, this.$player);
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Remove from the array of mapped positions the reference to the player.
|
||
|
*
|
||
|
* @method empty_cells_player_occupies
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.empty_cells_player_occupies = function() {
|
||
|
this.remove_from_gridmap(this.placeholder_grid_data);
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
fn.can_go_down = function($el) {
|
||
|
var can_go_down = true;
|
||
|
var $gr = this;
|
||
|
|
||
|
if ($el.hasClass(this.options.static_class)){
|
||
|
can_go_down = false;
|
||
|
}
|
||
|
|
||
|
this.widgets_below($el).each(function(){
|
||
|
if ($(this).hasClass($gr.options.static_class)){
|
||
|
can_go_down = false;
|
||
|
}
|
||
|
})
|
||
|
|
||
|
return can_go_down;
|
||
|
}
|
||
|
|
||
|
|
||
|
fn.can_go_up = function($el) {
|
||
|
var el_grid_data = $el.coords().grid;
|
||
|
var initial_row = el_grid_data.row;
|
||
|
var prev_row = initial_row - 1;
|
||
|
var ga = this.gridmap;
|
||
|
var upper_rows_by_column = [];
|
||
|
|
||
|
var result = true;
|
||
|
if (initial_row === 1) { return false; }
|
||
|
|
||
|
this.for_each_column_occupied(el_grid_data, function(col) {
|
||
|
var $w = this.is_widget(col, prev_row);
|
||
|
|
||
|
if (this.is_occupied(col, prev_row) ||
|
||
|
this.is_player(col, prev_row) ||
|
||
|
this.is_placeholder_in(col, prev_row) ||
|
||
|
this.is_player_in(col, prev_row)
|
||
|
) {
|
||
|
result = false;
|
||
|
return true; //break
|
||
|
}
|
||
|
});
|
||
|
|
||
|
return result;
|
||
|
};
|
||
|
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Check if it's possible to move a widget to a specific col/row. It takes
|
||
|
* into account the dimensions (`size_y` and `size_x` attrs. of the grid
|
||
|
* coords object) the widget occupies.
|
||
|
*
|
||
|
* @method can_move_to
|
||
|
* @param {Object} widget_grid_data The grid coords object that represents
|
||
|
* the widget.
|
||
|
* @param {Object} col The col to check.
|
||
|
* @param {Object} row The row to check.
|
||
|
* @param {Number} [max_row] The max row allowed.
|
||
|
* @return {Boolean} Returns true if all cells are empty, else return false.
|
||
|
*/
|
||
|
fn.can_move_to = function(widget_grid_data, col, row, max_row) {
|
||
|
var ga = this.gridmap;
|
||
|
var $w = widget_grid_data.el;
|
||
|
var future_wd = {
|
||
|
size_y: widget_grid_data.size_y,
|
||
|
size_x: widget_grid_data.size_x,
|
||
|
col: col,
|
||
|
row: row
|
||
|
};
|
||
|
var result = true;
|
||
|
|
||
|
//Prevents widgets go out of the grid
|
||
|
var right_col = col + widget_grid_data.size_x - 1;
|
||
|
if (right_col > this.cols) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
if (max_row && max_row < row + widget_grid_data.size_y - 1) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
this.for_each_cell_occupied(future_wd, function(tcol, trow) {
|
||
|
var $tw = this.is_widget(tcol, trow);
|
||
|
if ($tw && (!widget_grid_data.el || $tw.is($w))) {
|
||
|
result = false;
|
||
|
}
|
||
|
});
|
||
|
|
||
|
return result;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Given the leftmost column returns all columns that are overlapping
|
||
|
* with the player.
|
||
|
*
|
||
|
* @method get_targeted_columns
|
||
|
* @param {Number} [from_col] The leftmost column.
|
||
|
* @return {Array} Returns an array with column numbers.
|
||
|
*/
|
||
|
fn.get_targeted_columns = function(from_col) {
|
||
|
var max = (from_col || this.player_grid_data.col) +
|
||
|
(this.player_grid_data.size_x - 1);
|
||
|
var cols = [];
|
||
|
for (var col = from_col; col <= max; col++) {
|
||
|
cols.push(col);
|
||
|
}
|
||
|
return cols;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Given the upper row returns all rows that are overlapping with the player.
|
||
|
*
|
||
|
* @method get_targeted_rows
|
||
|
* @param {Number} [from_row] The upper row.
|
||
|
* @return {Array} Returns an array with row numbers.
|
||
|
*/
|
||
|
fn.get_targeted_rows = function(from_row) {
|
||
|
var max = (from_row || this.player_grid_data.row) +
|
||
|
(this.player_grid_data.size_y - 1);
|
||
|
var rows = [];
|
||
|
for (var row = from_row; row <= max; row++) {
|
||
|
rows.push(row);
|
||
|
}
|
||
|
return rows;
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Get all columns and rows that a widget occupies.
|
||
|
*
|
||
|
* @method get_cells_occupied
|
||
|
* @param {Object} el_grid_data The grid coords object of the widget.
|
||
|
* @return {Object} Returns an object like `{ cols: [], rows: []}`.
|
||
|
*/
|
||
|
fn.get_cells_occupied = function(el_grid_data) {
|
||
|
var cells = { cols: [], rows: []};
|
||
|
var i;
|
||
|
if (arguments[1] instanceof jQuery) {
|
||
|
el_grid_data = arguments[1].coords().grid;
|
||
|
}
|
||
|
|
||
|
for (i = 0; i < el_grid_data.size_x; i++) {
|
||
|
var col = el_grid_data.col + i;
|
||
|
cells.cols.push(col);
|
||
|
}
|
||
|
|
||
|
for (i = 0; i < el_grid_data.size_y; i++) {
|
||
|
var row = el_grid_data.row + i;
|
||
|
cells.rows.push(row);
|
||
|
}
|
||
|
|
||
|
return cells;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Iterate over the cells occupied by a widget executing a function for
|
||
|
* each one.
|
||
|
*
|
||
|
* @method for_each_cell_occupied
|
||
|
* @param {Object} el_grid_data The grid coords object that represents the
|
||
|
* widget.
|
||
|
* @param {Function} callback The function to execute on each column
|
||
|
* iteration. Column and row are passed as arguments.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.for_each_cell_occupied = function(grid_data, callback) {
|
||
|
this.for_each_column_occupied(grid_data, function(col) {
|
||
|
this.for_each_row_occupied(grid_data, function(row) {
|
||
|
callback.call(this, col, row);
|
||
|
});
|
||
|
});
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Iterate over the columns occupied by a widget executing a function for
|
||
|
* each one.
|
||
|
*
|
||
|
* @method for_each_column_occupied
|
||
|
* @param {Object} el_grid_data The grid coords object that represents
|
||
|
* the widget.
|
||
|
* @param {Function} callback The function to execute on each column
|
||
|
* iteration. The column number is passed as first argument.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.for_each_column_occupied = function(el_grid_data, callback) {
|
||
|
for (var i = 0; i < el_grid_data.size_x; i++) {
|
||
|
var col = el_grid_data.col + i;
|
||
|
callback.call(this, col, el_grid_data);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Iterate over the rows occupied by a widget executing a function for
|
||
|
* each one.
|
||
|
*
|
||
|
* @method for_each_row_occupied
|
||
|
* @param {Object} el_grid_data The grid coords object that represents
|
||
|
* the widget.
|
||
|
* @param {Function} callback The function to execute on each column
|
||
|
* iteration. The row number is passed as first argument.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.for_each_row_occupied = function(el_grid_data, callback) {
|
||
|
for (var i = 0; i < el_grid_data.size_y; i++) {
|
||
|
var row = el_grid_data.row + i;
|
||
|
callback.call(this, row, el_grid_data);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
fn.clean_up_changed = function(){
|
||
|
$gr = this;
|
||
|
$gr.$changed.each(function(){
|
||
|
if($gr.options.shift_larger_widgets_down){
|
||
|
$gr.move_widget_up($(this));
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
fn._traversing_widgets = function(type, direction, col, row, callback) {
|
||
|
var ga = this.gridmap;
|
||
|
if (!ga[col]) { return; }
|
||
|
|
||
|
var cr, max;
|
||
|
var action = type + '/' + direction;
|
||
|
if (arguments[2] instanceof jQuery) {
|
||
|
var el_grid_data = arguments[2].coords().grid;
|
||
|
col = el_grid_data.col;
|
||
|
row = el_grid_data.row;
|
||
|
callback = arguments[3];
|
||
|
}
|
||
|
var matched = [];
|
||
|
var trow = row;
|
||
|
|
||
|
|
||
|
var methods = {
|
||
|
'for_each/above': function() {
|
||
|
while (trow--) {
|
||
|
if (trow > 0 && this.is_widget(col, trow) &&
|
||
|
$.inArray(ga[col][trow], matched) === -1
|
||
|
) {
|
||
|
cr = callback.call(ga[col][trow], col, trow);
|
||
|
matched.push(ga[col][trow]);
|
||
|
if (cr) { break; }
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
'for_each/below': function() {
|
||
|
for (trow = row + 1, max = ga[col].length; trow < max; trow++) {
|
||
|
if (this.is_widget(col, trow) &&
|
||
|
$.inArray(ga[col][trow], matched) === -1
|
||
|
) {
|
||
|
cr = callback.call(ga[col][trow], col, trow);
|
||
|
matched.push(ga[col][trow]);
|
||
|
//break was causing problems, leaving for testing.
|
||
|
//if (cr) { break; }
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
};
|
||
|
|
||
|
if (methods[action]) {
|
||
|
methods[action].call(this);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Iterate over each widget above the column and row specified.
|
||
|
*
|
||
|
* @method for_each_widget_above
|
||
|
* @param {Number} col The column to start iterating.
|
||
|
* @param {Number} row The row to start iterating.
|
||
|
* @param {Function} callback The function to execute on each widget
|
||
|
* iteration. The value of `this` inside the function is the jQuery
|
||
|
* wrapped HTMLElement.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.for_each_widget_above = function(col, row, callback) {
|
||
|
this._traversing_widgets('for_each', 'above', col, row, callback);
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Iterate over each widget below the column and row specified.
|
||
|
*
|
||
|
* @method for_each_widget_below
|
||
|
* @param {Number} col The column to start iterating.
|
||
|
* @param {Number} row The row to start iterating.
|
||
|
* @param {Function} callback The function to execute on each widget
|
||
|
* iteration. The value of `this` inside the function is the jQuery wrapped
|
||
|
* HTMLElement.
|
||
|
* @return {Class} Returns the instance of the Gridster Class.
|
||
|
*/
|
||
|
fn.for_each_widget_below = function(col, row, callback) {
|
||
|
this._traversing_widgets('for_each', 'below', col, row, callback);
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Returns the highest occupied cell in the grid.
|
||
|
*
|
||
|
* @method get_highest_occupied_cell
|
||
|
* @return {Object} Returns an object with `col` and `row` numbers.
|
||
|
*/
|
||
|
fn.get_highest_occupied_cell = function() {
|
||
|
var r;
|
||
|
var gm = this.gridmap;
|
||
|
var rows = [];
|
||
|
var row_in_col = [];
|
||
|
for (var c = gm.length - 1; c >= 1; c--) {
|
||
|
for (r = gm[c].length - 1; r >= 1; r--) {
|
||
|
if (this.is_widget(c, r)) {
|
||
|
rows.push(r);
|
||
|
row_in_col[r] = c;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
var highest_row = Math.max.apply(Math, rows);
|
||
|
|
||
|
this.highest_occupied_cell = {
|
||
|
col: row_in_col[highest_row],
|
||
|
row: highest_row
|
||
|
};
|
||
|
|
||
|
return this.highest_occupied_cell;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.get_widgets_from = function(col, row) {
|
||
|
var ga = this.gridmap;
|
||
|
var $widgets = $();
|
||
|
|
||
|
if (col) {
|
||
|
$widgets = $widgets.add(
|
||
|
this.$widgets.filter(function() {
|
||
|
var tcol = $(this).attr('data-col');
|
||
|
return (tcol === col || tcol > col);
|
||
|
})
|
||
|
);
|
||
|
}
|
||
|
|
||
|
if (row) {
|
||
|
$widgets = $widgets.add(
|
||
|
this.$widgets.filter(function() {
|
||
|
var trow = $(this).attr('data-row');
|
||
|
return (trow === row || trow > row);
|
||
|
})
|
||
|
);
|
||
|
}
|
||
|
|
||
|
return $widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Set the current height of the parent grid.
|
||
|
*
|
||
|
* @method set_dom_grid_height
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.set_dom_grid_height = function() {
|
||
|
var r = this.get_highest_occupied_cell().row;
|
||
|
this.$el.css('height', r * this.min_widget_height);
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* It generates the neccessary styles to position the widgets.
|
||
|
*
|
||
|
* @method generate_stylesheet
|
||
|
* @param {Number} rows Number of columns.
|
||
|
* @param {Number} cols Number of rows.
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.generate_stylesheet = function(opts) {
|
||
|
var styles = '';
|
||
|
var max_size_x = this.options.max_size_x;
|
||
|
var max_rows = 0;
|
||
|
var max_cols = 0;
|
||
|
var i;
|
||
|
var rules;
|
||
|
|
||
|
opts || (opts = {});
|
||
|
opts.cols || (opts.cols = this.cols);
|
||
|
opts.rows || (opts.rows = this.rows);
|
||
|
opts.namespace || (opts.namespace = this.options.namespace);
|
||
|
opts.widget_base_dimensions ||
|
||
|
(opts.widget_base_dimensions = this.options.widget_base_dimensions);
|
||
|
opts.widget_margins ||
|
||
|
(opts.widget_margins = this.options.widget_margins);
|
||
|
opts.min_widget_width = (opts.widget_margins[0] * 2) +
|
||
|
opts.widget_base_dimensions[0];
|
||
|
opts.min_widget_height = (opts.widget_margins[1] * 2) +
|
||
|
opts.widget_base_dimensions[1];
|
||
|
|
||
|
// don't duplicate stylesheets for the same configuration
|
||
|
var serialized_opts = $.param(opts);
|
||
|
if ($.inArray(serialized_opts, Gridster.generated_stylesheets) >= 0) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
Gridster.generated_stylesheets.push(serialized_opts);
|
||
|
|
||
|
/* generate CSS styles for cols */
|
||
|
for (i = opts.cols; i >= 0; i--) {
|
||
|
styles += (opts.namespace + ' [data-col="'+ (i + 1) + '"] { left:' +
|
||
|
((i * opts.widget_base_dimensions[0]) +
|
||
|
(i * opts.widget_margins[0]) +
|
||
|
((i + 1) * opts.widget_margins[0])) + 'px;} ');
|
||
|
}
|
||
|
|
||
|
/* generate CSS styles for rows */
|
||
|
for (i = opts.rows; i >= 0; i--) {
|
||
|
styles += (opts.namespace + ' [data-row="' + (i + 1) + '"] { top:' +
|
||
|
((i * opts.widget_base_dimensions[1]) +
|
||
|
(i * opts.widget_margins[1]) +
|
||
|
((i + 1) * opts.widget_margins[1]) ) + 'px;} ');
|
||
|
}
|
||
|
|
||
|
for (var y = 1; y <= opts.rows; y++) {
|
||
|
styles += (opts.namespace + ' [data-sizey="' + y + '"] { height:' +
|
||
|
(y * opts.widget_base_dimensions[1] +
|
||
|
(y - 1) * (opts.widget_margins[1] * 2)) + 'px;}');
|
||
|
}
|
||
|
|
||
|
for (var x = 1; x <= max_size_x; x++) {
|
||
|
styles += (opts.namespace + ' [data-sizex="' + x + '"] { width:' +
|
||
|
(x * opts.widget_base_dimensions[0] +
|
||
|
(x - 1) * (opts.widget_margins[0] * 2)) + 'px;}');
|
||
|
}
|
||
|
|
||
|
return this.add_style_tag(styles);
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Injects the given CSS as string to the head of the document.
|
||
|
*
|
||
|
* @method add_style_tag
|
||
|
* @param {String} css The styles to apply.
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.add_style_tag = function(css) {
|
||
|
var d = document;
|
||
|
var tag = d.createElement('style');
|
||
|
|
||
|
d.getElementsByTagName('head')[0].appendChild(tag);
|
||
|
tag.setAttribute('type', 'text/css');
|
||
|
|
||
|
if (tag.styleSheet) {
|
||
|
tag.styleSheet.cssText = css;
|
||
|
}else{
|
||
|
tag.appendChild(document.createTextNode(css));
|
||
|
}
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Generates a faux grid to collide with it when a widget is dragged and
|
||
|
* detect row or column that we want to go.
|
||
|
*
|
||
|
* @method generate_faux_grid
|
||
|
* @param {Number} rows Number of columns.
|
||
|
* @param {Number} cols Number of rows.
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.generate_faux_grid = function(rows, cols) {
|
||
|
this.faux_grid = [];
|
||
|
this.gridmap = [];
|
||
|
var col;
|
||
|
var row;
|
||
|
for (col = cols; col > 0; col--) {
|
||
|
this.gridmap[col] = [];
|
||
|
for (row = rows; row > 0; row--) {
|
||
|
this.add_faux_cell(row, col);
|
||
|
}
|
||
|
}
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Add cell to the faux grid.
|
||
|
*
|
||
|
* @method add_faux_cell
|
||
|
* @param {Number} row The row for the new faux cell.
|
||
|
* @param {Number} col The col for the new faux cell.
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.add_faux_cell = function(row, col) {
|
||
|
var coords = $({
|
||
|
left: this.baseX + ((col - 1) * this.min_widget_width),
|
||
|
top: this.baseY + (row -1) * this.min_widget_height,
|
||
|
width: this.min_widget_width,
|
||
|
height: this.min_widget_height,
|
||
|
col: col,
|
||
|
row: row,
|
||
|
original_col: col,
|
||
|
original_row: row
|
||
|
}).coords();
|
||
|
|
||
|
if (!$.isArray(this.gridmap[col])) {
|
||
|
this.gridmap[col] = [];
|
||
|
}
|
||
|
|
||
|
this.gridmap[col][row] = false;
|
||
|
this.faux_grid.push(coords);
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Add rows to the faux grid.
|
||
|
*
|
||
|
* @method add_faux_rows
|
||
|
* @param {Number} rows The number of rows you want to add to the faux grid.
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.add_faux_rows = function(rows) {
|
||
|
var actual_rows = this.rows;
|
||
|
var max_rows = actual_rows + (rows || 1);
|
||
|
|
||
|
for (var r = max_rows; r > actual_rows; r--) {
|
||
|
for (var c = this.cols; c >= 1; c--) {
|
||
|
this.add_faux_cell(r, c);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.rows = max_rows;
|
||
|
|
||
|
if (this.options.autogenerate_stylesheet) {
|
||
|
this.generate_stylesheet();
|
||
|
}
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Add cols to the faux grid.
|
||
|
*
|
||
|
* @method add_faux_cols
|
||
|
* @param {Number} cols The number of cols you want to add to the faux grid.
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.add_faux_cols = function(cols) {
|
||
|
var actual_cols = this.cols;
|
||
|
var max_cols = actual_cols + (cols || 1);
|
||
|
|
||
|
for (var c = actual_cols; c < max_cols; c++) {
|
||
|
for (var r = this.rows; r >= 1; r--) {
|
||
|
this.add_faux_cell(r, c);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.cols = max_cols;
|
||
|
|
||
|
if (this.options.autogenerate_stylesheet) {
|
||
|
this.generate_stylesheet();
|
||
|
}
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Recalculates the offsets for the faux grid. You need to use it when
|
||
|
* the browser is resized.
|
||
|
*
|
||
|
* @method recalculate_faux_grid
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.recalculate_faux_grid = function() {
|
||
|
var aw = this.$wrapper.width();
|
||
|
this.baseX = ($(window).width() - aw) / 2;
|
||
|
this.baseY = this.$wrapper.offset().top;
|
||
|
|
||
|
$.each(this.faux_grid, $.proxy(function(i, coords) {
|
||
|
this.faux_grid[i] = coords.update({
|
||
|
left: this.baseX + (coords.data.col -1) * this.min_widget_width,
|
||
|
top: this.baseY + (coords.data.row -1) * this.min_widget_height
|
||
|
});
|
||
|
|
||
|
}, this));
|
||
|
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Get all widgets in the DOM and register them.
|
||
|
*
|
||
|
* @method get_widgets_from_DOM
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.get_widgets_from_DOM = function() {
|
||
|
this.$widgets.each($.proxy(function(i, widget) {
|
||
|
this.register_widget($(widget));
|
||
|
}, this));
|
||
|
return this;
|
||
|
};
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Calculate columns and rows to be set based on the configuration
|
||
|
* parameters, grid dimensions, etc ...
|
||
|
*
|
||
|
* @method generate_grid_and_stylesheet
|
||
|
* @return {Object} Returns the instance of the Gridster class.
|
||
|
*/
|
||
|
fn.generate_grid_and_stylesheet = function() {
|
||
|
var aw = this.$wrapper.width();
|
||
|
var ah = this.$wrapper.height();
|
||
|
|
||
|
var cols = Math.floor(aw / this.min_widget_width) +
|
||
|
this.options.extra_cols;
|
||
|
|
||
|
var actual_cols = this.$widgets.map(function() {
|
||
|
return $(this).attr('data-col');
|
||
|
});
|
||
|
actual_cols = Array.prototype.slice.call(actual_cols, 0);
|
||
|
//needed to pass tests with phantomjs
|
||
|
actual_cols.length || (actual_cols = [0]);
|
||
|
|
||
|
var min_cols = Math.max.apply(Math, actual_cols);
|
||
|
|
||
|
// get all rows that could be occupied by the current widgets
|
||
|
var max_rows = this.options.extra_rows;
|
||
|
this.$widgets.each(function(i, w) {
|
||
|
max_rows += (+$(w).attr('data-sizey'));
|
||
|
});
|
||
|
|
||
|
this.cols = Math.max(min_cols, cols, this.options.min_cols);
|
||
|
//this.rows = Math.max(max_rows, this.options.min_rows);
|
||
|
this.rows = this.options.max_rows;
|
||
|
|
||
|
this.baseX = ($(window).width() - aw) / 2;
|
||
|
this.baseY = this.$wrapper.offset().top;
|
||
|
|
||
|
if (this.options.autogenerate_stylesheet) {
|
||
|
this.generate_stylesheet();
|
||
|
}
|
||
|
|
||
|
return this.generate_faux_grid(this.rows, this.cols);
|
||
|
};
|
||
|
|
||
|
|
||
|
//jQuery adapter
|
||
|
$.fn.gridster = function(options) {
|
||
|
return this.each(function() {
|
||
|
if (!$(this).data('gridster')) {
|
||
|
$(this).data('gridster', new Gridster( this, options ));
|
||
|
}
|
||
|
});
|
||
|
};
|
||
|
|
||
|
$.Gridster = fn;
|
||
|
|
||
|
}(jQuery, window, document));
|
||
|
|
||
|
;(function($, window, document, undefined) {
|
||
|
|
||
|
var fn = $.Gridster;
|
||
|
|
||
|
fn.widgets_in_col = function(col) {
|
||
|
if (!this.gridmap[col]) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
for (var i = this.gridmap[col].length - 1; i >= 0; i--) {
|
||
|
if (this.is_widget(col, i) !== false) {
|
||
|
return true;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
fn.widgets_in_row = function(row) {
|
||
|
for (var i = this.gridmap.length; i >= 1; i--) {
|
||
|
if (this.is_widget(i, row) !== false) {
|
||
|
return true;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.widgets_in_range = function(col1, row1, col2, row2) {
|
||
|
var valid_cols = [];
|
||
|
var valid_rows = [];
|
||
|
var $widgets = $([]);
|
||
|
var c, r, $w, wgd;
|
||
|
|
||
|
for (c = col2; c >= col1; c--) {
|
||
|
for (r = row2; r >= row1; r--) {
|
||
|
$w = this.is_widget(c, r);
|
||
|
|
||
|
if ($w !== false) {
|
||
|
wgd = $w.data('coords').grid;
|
||
|
if (wgd.col >= col1 && wgd.col <= col2 &&
|
||
|
wgd.row >= row1 && wgd.row <= row2
|
||
|
) {
|
||
|
$widgets = $widgets.add($w);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return $widgets;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.get_bottom_most_occupied_cell = function() {
|
||
|
var row = 0;
|
||
|
var col = 0;
|
||
|
this.for_each_cell(function($el, c, r) {
|
||
|
if ($el && r > row) {
|
||
|
row = r;
|
||
|
col = c;
|
||
|
}
|
||
|
});
|
||
|
|
||
|
return {col: col, row: row};
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.get_right_most_occupied_cell = function() {
|
||
|
var row = 0;
|
||
|
var col = 0;
|
||
|
this.for_each_cell(function($el, c, r) {
|
||
|
if ($el) {
|
||
|
row = r;
|
||
|
col = c;
|
||
|
return false;
|
||
|
}
|
||
|
});
|
||
|
|
||
|
return {col: col, row: row};
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.for_each_cell = function(callback, gridmap) {
|
||
|
gridmap || (gridmap = this.gridmap);
|
||
|
var cols = gridmap.length;
|
||
|
var rows = gridmap[1].length;
|
||
|
|
||
|
cols_iter:
|
||
|
for (var c = cols - 1; c >= 1; c--) {
|
||
|
for (var r = rows - 1; r >= 1; r--) {
|
||
|
var $el = gridmap[c] && gridmap[c][r];
|
||
|
if (callback) {
|
||
|
if (callback.call(this, $el, c, r) === false) {
|
||
|
break cols_iter;
|
||
|
} else { continue; }
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.next_position_in_range = function(size_x, size_y, max_rows) {
|
||
|
size_x || (size_x = 1);
|
||
|
size_y || (size_y = 1);
|
||
|
var ga = this.gridmap;
|
||
|
var cols_l = ga.length;
|
||
|
var valid_pos = [];
|
||
|
var rows_l;
|
||
|
|
||
|
for (var c = 1; c < cols_l; c++) {
|
||
|
rows_l = max_rows || ga[c].length;
|
||
|
for (var r = 1; r <= rows_l; r++) {
|
||
|
var can_move_to = this.can_move_to({
|
||
|
size_x: size_x,
|
||
|
size_y: size_y
|
||
|
}, c, r, max_rows);
|
||
|
|
||
|
if (can_move_to) {
|
||
|
valid_pos.push({
|
||
|
col: c,
|
||
|
row: r,
|
||
|
size_y: size_y,
|
||
|
size_x: size_x
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (valid_pos.length >= 1) {
|
||
|
return this.sort_by_col_asc(valid_pos)[0];
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.closest_to_right = function(col, row) {
|
||
|
if (!this.gridmap[col]) { return false; }
|
||
|
var cols_l = this.gridmap.length - 1;
|
||
|
|
||
|
for (var c = col; c <= cols_l; c++) {
|
||
|
if (this.gridmap[c][row]) {
|
||
|
return { col: c, row: row };
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
|
||
|
fn.closest_to_left = function(col, row) {
|
||
|
var cols_l = this.gridmap.length - 1;
|
||
|
if (!this.gridmap[col]) { return false; }
|
||
|
|
||
|
for (var c = col; c >= 1; c--) {
|
||
|
if (this.gridmap[c][row]) {
|
||
|
return { col: c, row: row };
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
};
|
||
|
|
||
|
}(jQuery, window, document));
|