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Add dashing

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commit 5c9ce2428618ba43ba549efaf4d0d8497b8abc5b 1 parent c08de24
@lukec authored
Showing with 5,361 additions and 1,383 deletions.
  1. +3 −0  Gemfile
  2. +61 −0 Gemfile.lock
  3. +1 −0  README.md
  4. +65 −0 \
  5. BIN  assets/fonts/fontawesome-webfont.eot
  6. +255 −0 assets/fonts/fontawesome-webfont.svg
  7. BIN  assets/fonts/fontawesome-webfont.ttf
  8. BIN  assets/fonts/fontawesome-webfont.woff
  9. BIN  assets/images/favicon.ico
  10. BIN  assets/images/logo.png
  11. +25 −0 assets/javascripts/application.coffee
  12. +4 −0 assets/javascripts/d3.v2.min.js
  13. +37 −0 assets/javascripts/dashing.gridster.coffee
  14. +2,890 −0 assets/javascripts/gridster/jquery.gridster.js
  15. +5 −0 assets/javascripts/gridster/jquery.leanModal.min.js
  16. +646 −0 assets/javascripts/jquery.knob.js
  17. +2 −0  assets/javascripts/rickshaw.min.js
  18. +255 −0 assets/stylesheets/application.scss
  19. +303 −0 assets/stylesheets/font-awesome.css
  20. +57 −0 assets/stylesheets/jquery.gridster.css
  21. +12 −2 bin/parse
  22. +19 −0 config.ru
  23. +48 −0 dashboards/issues.erb
  24. +32 −0 dashboards/layout.erb
  25. +25 −0 dashboards/sample.erb
  26. +56 −0 dashboards/sampletv.erb
  27. +1 −0  dashboards/vancouver.erb
  28. +9 −0 jobs/buzzwords.rb
  29. +14 −0 jobs/convergence.rb
  30. +20 −0 jobs/rentals.rb
  31. +17 −0 jobs/twitter.rb
  32. +1 −1,381 metrics.json
  33. +18 −0 widgets/clock/clock.coffee
  34. +2 −0  widgets/clock/clock.html
  35. +13 −0 widgets/clock/clock.scss
  36. +24 −0 widgets/comments/comments.coffee
  37. +7 −0 widgets/comments/comments.html
  38. +33 −0 widgets/comments/comments.scss
  39. +35 −0 widgets/graph/graph.coffee
  40. +5 −0 widgets/graph/graph.html
  41. +65 −0 widgets/graph/graph.scss
  42. +9 −0 widgets/iframe/iframe.coffee
  43. +1 −0  widgets/iframe/iframe.html
  44. +8 −0 widgets/iframe/iframe.scss
  45. +9 −0 widgets/image/image.coffee
  46. +1 −0  widgets/image/image.html
  47. +13 −0 widgets/image/image.scss
  48. +6 −0 widgets/list/list.coffee
  49. +18 −0 widgets/list/list.html
  50. +65 −0 widgets/list/list.scss
  51. +14 −0 widgets/meter/meter.coffee
  52. +7 −0 widgets/meter/meter.html
  53. +35 −0 widgets/meter/meter.scss
  54. +20 −0 widgets/number/number.coffee
  55. +11 −0 widgets/number/number.html
  56. +39 −0 widgets/number/number.scss
  57. +1 −0  widgets/text/text.coffee
  58. +7 −0 widgets/text/text.html
  59. +32 −0 widgets/text/text.scss
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3  Gemfile
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+source :rubygems
+
+gem 'dashing'
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61 Gemfile.lock
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+GEM
+ remote: http://rubygems.org/
+ specs:
+ backports (2.8.2)
+ coffee-script (2.2.0)
+ coffee-script-source
+ execjs
+ coffee-script-source (1.4.0)
+ daemons (1.1.9)
+ dashing (1.0.3)
+ coffee-script
+ rack
+ rufus-scheduler
+ sass
+ sinatra
+ sinatra-contrib
+ sprockets
+ thin
+ thor
+ eventmachine (1.0.0)
+ execjs (1.4.0)
+ multi_json (~> 1.0)
+ hike (1.2.1)
+ multi_json (1.5.0)
+ rack (1.5.2)
+ rack-protection (1.3.2)
+ rack
+ rack-test (0.6.2)
+ rack (>= 1.0)
+ rufus-scheduler (2.0.17)
+ tzinfo (>= 0.3.23)
+ sass (3.2.5)
+ sinatra (1.3.4)
+ rack (~> 1.4)
+ rack-protection (~> 1.3)
+ tilt (~> 1.3, >= 1.3.3)
+ sinatra-contrib (1.3.2)
+ backports (>= 2.0)
+ eventmachine
+ rack-protection
+ rack-test
+ sinatra (~> 1.3.0)
+ tilt (~> 1.3)
+ sprockets (2.8.2)
+ hike (~> 1.2)
+ multi_json (~> 1.0)
+ rack (~> 1.0)
+ tilt (~> 1.1, != 1.3.0)
+ thin (1.5.0)
+ daemons (>= 1.0.9)
+ eventmachine (>= 0.12.6)
+ rack (>= 1.0.0)
+ thor (0.17.0)
+ tilt (1.3.3)
+ tzinfo (0.3.35)
+
+PLATFORMS
+ ruby
+
+DEPENDENCIES
+ dashing
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1  README.md
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+Check out http://shopify.github.com/dashing for more information.
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65 \
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+// ----------------------------------------------------------------------------
+// Sass declarations
+// ----------------------------------------------------------------------------
+$background-color: #12b0c5;
+$value-color: #fff;
+
+$title-color: rgba(255, 255, 255, 0.7);
+$label-color: rgba(255, 255, 255, 0.7);
+$moreinfo-color: rgba(255, 255, 255, 0.7);
+
+// ----------------------------------------------------------------------------
+// Widget-list styles
+// ----------------------------------------------------------------------------
+.widget-list {
+
+ background-color: $background-color;
+ vertical-align: top;
+
+ .title {
+ color: $title-color;
+ }
+
+ ol, ul {
+ margin: 0 15px;
+ text-align: left;
+ color: $label-color;
+ }
+
+ ol {
+ list-style-position: outside;
+ padding-left: 15px;
+ }
+
+ .list-nostyle {
+ list-style: none;
+ }
+
+ li {
+ margin-bottom: 5px;
+ position: relative;
+ padding-right: 35px;
+
+ .label {
+ color: $label-color;
+ }
+
+ .value {
+ position: absolute;
+ top: 0;
+ right: 0;
+ margin-left: 12px;
+ font-weight: 600;
+ color: $value-color;
+ }
+ }
+
+ .updated-at {
+ color: rgba(0, 0, 0, 0.3);
+ }
+
+ .more-info {
+ color: $moreinfo-color;
+ }
+
+}
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25 assets/javascripts/application.coffee
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+# dashing.js is located in the dashing framework
+# It includes jquery & batman for you.
+#= require dashing.js
+
+#= require_directory .
+#= require_tree ../../widgets
+
+console.log("Yeah! The dashboard has started!")
+
+Dashing.on 'ready', ->
+ Dashing.widget_margins ||= [5, 5]
+ Dashing.widget_base_dimensions ||= [300, 360]
+ Dashing.numColumns ||= 4
+
+ contentWidth = (Dashing.widget_base_dimensions[0] + Dashing.widget_margins[0] * 2) * Dashing.numColumns
+
+ Batman.setImmediate ->
+ $('.gridster').width(contentWidth)
+ $('.gridster ul:first').gridster
+ widget_margins: Dashing.widget_margins
+ widget_base_dimensions: Dashing.widget_base_dimensions
+ avoid_overlapped_widgets: !Dashing.customGridsterLayout
+ draggable:
+ stop: Dashing.showGridsterInstructions
+ start: -> Dashing.currentWidgetPositions = Dashing.getWidgetPositions()
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4 assets/javascripts/d3.v2.min.js
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37 assets/javascripts/dashing.gridster.coffee
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+#= require_directory ./gridster
+
+# This file enables gridster integration (http://gridster.net/)
+# Delete it if you'd rather handle the layout yourself.
+# You'll miss out on a lot if you do, but we won't hold it against you.
+
+Dashing.gridsterLayout = (positions) ->
+ Dashing.customGridsterLayout = true
+ positions = positions.replace(/^"|"$/g, '')
+ positions = $.parseJSON(positions)
+ widgets = $("[data-row^=]")
+ for widget, index in widgets
+ $(widget).attr('data-row', positions[index].row)
+ $(widget).attr('data-col', positions[index].col)
+
+Dashing.getWidgetPositions = ->
+ $(".gridster ul:first").gridster().data('gridster').serialize()
+
+Dashing.showGridsterInstructions = ->
+ newWidgetPositions = Dashing.getWidgetPositions()
+
+ unless JSON.stringify(newWidgetPositions) == JSON.stringify(Dashing.currentWidgetPositions)
+ Dashing.currentWidgetPositions = newWidgetPositions
+ $('#save-gridster').slideDown()
+ $('#gridster-code').text("
+ <script type='text/javascript'>\n
+ $(function() {\n
+ \ \ Dashing.gridsterLayout('#{JSON.stringify(Dashing.currentWidgetPositions)}')\n
+ });\n
+ </script>
+ ")
+
+$ ->
+ $('#save-gridster').leanModal()
+
+ $('#save-gridster').click ->
+ $('#save-gridster').slideUp()
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2,890 assets/javascripts/gridster/jquery.gridster.js
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+/*! gridster.js - v0.1.0 - 2012-08-14
+* http://gridster.net/
+* Copyright (c) 2012 ducksboard; Licensed MIT */
+
+;(function($, window, document, undefined){
+ /**
+ * Creates objects with coordinates (x1, y1, x2, y2, cx, cy, width, height)
+ * to simulate DOM elements on the screen.
+ * Coords is used by Gridster to create a faux grid with any DOM element can
+ * collide.
+ *
+ * @class Coords
+ * @param {HTMLElement|Object} obj The jQuery HTMLElement or a object with: left,
+ * top, width and height properties.
+ * @return {Object} Coords instance.
+ * @constructor
+ */
+ function Coords(obj) {
+ if (obj[0] && $.isPlainObject(obj[0])) {
+ this.data = obj[0];
+ }else {
+ this.el = obj;
+ }
+
+ this.isCoords = true;
+ this.coords = {};
+ this.init();
+ return this;
+ }
+
+
+ var fn = Coords.prototype;
+
+
+ fn.init = function(){
+ this.set();
+ this.original_coords = this.get();
+ };
+
+
+ fn.set = function(update, not_update_offsets) {
+ var el = this.el;
+
+ if (el && !update) {
+ this.data = el.offset();
+ this.data.width = el.width();
+ this.data.height = el.height();
+ }
+
+ if (el && update && !not_update_offsets) {
+ var offset = el.offset();
+ this.data.top = offset.top;
+ this.data.left = offset.left;
+ }
+
+ var d = this.data;
+
+ this.coords.x1 = d.left;
+ this.coords.y1 = d.top;
+ this.coords.x2 = d.left + d.width;
+ this.coords.y2 = d.top + d.height;
+ this.coords.cx = d.left + (d.width / 2);
+ this.coords.cy = d.top + (d.height / 2);
+ this.coords.width = d.width;
+ this.coords.height = d.height;
+ this.coords.el = el || false ;
+
+ return this;
+ };
+
+
+ fn.update = function(data){
+ if (!data && !this.el) {
+ return this;
+ }
+
+ if (data) {
+ var new_data = $.extend({}, this.data, data);
+ this.data = new_data;
+ return this.set(true, true);
+ }
+
+ this.set(true);
+ return this;
+ };
+
+
+ fn.get = function(){
+ return this.coords;
+ };
+
+
+ //jQuery adapter
+ $.fn.coords = function() {
+ if (this.data('coords') ) {
+ return this.data('coords');
+ }
+
+ var ins = new Coords(this, arguments[0]);
+ this.data('coords', ins);
+ return ins;
+ };
+
+}(jQuery, window, document));
+
+;(function($, window, document, undefined){
+
+ var defaults = {
+ colliders_context: document.body
+ // ,on_overlap: function(collider_data){},
+ // on_overlap_start : function(collider_data){},
+ // on_overlap_stop : function(collider_data){}
+ };
+
+
+ /**
+ * Detects collisions between a DOM element against other DOM elements or
+ * Coords objects.
+ *
+ * @class Collision
+ * @uses Coords
+ * @param {HTMLElement} el The jQuery wrapped HTMLElement.
+ * @param {HTMLElement|Array} colliders Can be a jQuery collection
+ * of HTMLElements or an Array of Coords instances.
+ * @param {Object} [options] An Object with all options you want to
+ * overwrite:
+ * @param {Function} [options.on_overlap_start] Executes a function the first
+ * time each `collider ` is overlapped.
+ * @param {Function} [options.on_overlap_stop] Executes a function when a
+ * `collider` is no longer collided.
+ * @param {Function} [options.on_overlap] Executes a function when the
+ * mouse is moved during the collision.
+ * @return {Object} Collision instance.
+ * @constructor
+ */
+ function Collision(el, colliders, options) {
+ this.options = $.extend(defaults, options);
+ this.$element = el;
+ this.last_colliders = [];
+ this.last_colliders_coords = [];
+ if (typeof colliders === 'string' || colliders instanceof jQuery) {
+ this.$colliders = $(colliders,
+ this.options.colliders_context).not(this.$element);
+ }else{
+ this.colliders = $(colliders);
+ }
+
+ this.init();
+ }
+
+
+ var fn = Collision.prototype;
+
+
+ fn.init = function() {
+ this.find_collisions();
+ };
+
+
+ fn.overlaps = function(a, b) {
+ var x = false;
+ var y = false;
+
+ if ((b.x1 >= a.x1 && b.x1 <= a.x2) ||
+ (b.x2 >= a.x1 && b.x2 <= a.x2) ||
+ (a.x1 >= b.x1 && a.x2 <= b.x2)
+ ) { x = true; }
+
+ if ((b.y1 >= a.y1 && b.y1 <= a.y2) ||
+ (b.y2 >= a.y1 && b.y2 <= a.y2) ||
+ (a.y1 >= b.y1 && a.y2 <= b.y2)
+ ) { y = true; }
+
+ return (x && y);
+ };
+
+
+ fn.detect_overlapping_region = function(a, b){
+ var regionX = '';
+ var regionY = '';
+
+ if (a.y1 > b.cy && a.y1 < b.y2) { regionX = 'N'; }
+ if (a.y2 > b.y1 && a.y2 < b.cy) { regionX = 'S'; }
+ if (a.x1 > b.cx && a.x1 < b.x2) { regionY = 'W'; }
+ if (a.x2 > b.x1 && a.x2 < b.cx) { regionY = 'E'; }
+
+ return (regionX + regionY) || 'C';
+ };
+
+
+ fn.calculate_overlapped_area_coords = function(a, b){
+ var x1 = Math.max(a.x1, b.x1);
+ var y1 = Math.max(a.y1, b.y1);
+ var x2 = Math.min(a.x2, b.x2);
+ var y2 = Math.min(a.y2, b.y2);
+
+ return $({
+ left: x1,
+ top: y1,
+ width : (x2 - x1),
+ height: (y2 - y1)
+ }).coords().get();
+ };
+
+
+ fn.calculate_overlapped_area = function(coords){
+ return (coords.width * coords.height);
+ };
+
+
+ fn.manage_colliders_start_stop = function(new_colliders_coords, start_callback, stop_callback){
+ var last = this.last_colliders_coords;
+
+ for (var i = 0, il = last.length; i < il; i++) {
+ if ($.inArray(last[i], new_colliders_coords) === -1) {
+ start_callback.call(this, last[i]);
+ }
+ }
+
+ for (var j = 0, jl = new_colliders_coords.length; j < jl; j++) {
+ if ($.inArray(new_colliders_coords[j], last) === -1) {
+ stop_callback.call(this, new_colliders_coords[j]);
+ }
+
+ }
+ };
+
+
+ fn.find_collisions = function(player_data_coords){
+ var self = this;
+ var colliders_coords = [];
+ var colliders_data = [];
+ var $colliders = (this.colliders || this.$colliders);
+ var count = $colliders.length;
+ var player_coords = self.$element.coords()
+ .update(player_data_coords || false).get();
+
+ while(count--){
+ var $collider = self.$colliders ?
+ $($colliders[count]) : $colliders[count];
+ var $collider_coords_ins = ($collider.isCoords) ?
+ $collider : $collider.coords();
+ var collider_coords = $collider_coords_ins.get();
+ var overlaps = self.overlaps(player_coords, collider_coords);
+
+ if (!overlaps) {
+ continue;
+ }
+
+ var region = self.detect_overlapping_region(
+ player_coords, collider_coords);
+
+ //todo: make this an option
+ if (region === 'C'){
+ var area_coords = self.calculate_overlapped_area_coords(
+ player_coords, collider_coords);
+ var area = self.calculate_overlapped_area(area_coords);
+ var collider_data = {
+ area: area,
+ area_coords : area_coords,
+ region: region,
+ coords: collider_coords,
+ player_coords: player_coords,
+ el: $collider
+ };
+
+ if (self.options.on_overlap) {
+ self.options.on_overlap.call(this, collider_data);
+ }
+ colliders_coords.push($collider_coords_ins);
+ colliders_data.push(collider_data);
+ }
+ }
+
+ if (self.options.on_overlap_stop || self.options.on_overlap_start) {
+ this.manage_colliders_start_stop(colliders_coords,
+ self.options.on_overlap_stop, self.options.on_overlap_start);
+ }
+
+ this.last_colliders_coords = colliders_coords;
+
+ return colliders_data;
+ };
+
+
+ fn.get_closest_colliders = function(player_data_coords){
+ var colliders = this.find_collisions(player_data_coords);
+ var min_area = 100;
+ colliders.sort(function(a, b){
+ if (a.area <= min_area) {
+ return 1;
+ }
+
+ /* if colliders are being overlapped by the "C" (center) region,
+ * we have to set a lower index in the array to which they are placed
+ * above in the grid. */
+ if (a.region === 'C' && b.region === 'C') {
+ if (a.coords.y1 < b.coords.y1 || a.coords.x1 < b.coords.x1) {
+ return - 1;
+ }else{
+ return 1;
+ }
+ }
+
+ if (a.area < b.area){
+ return 1;
+ }
+
+ return 1;
+ });
+ return colliders;
+ };
+
+
+ //jQuery adapter
+ $.fn.collision = function(collider, options) {
+ return new Collision( this, collider, options );
+ };
+
+
+}(jQuery, window, document));
+
+;(function(window, undefined) {
+ /* Debounce and throttle functions taken from underscore.js */
+ window.debounce = function(func, wait, immediate) {
+ var timeout;
+ return function() {
+ var context = this, args = arguments;
+ var later = function() {
+ timeout = null;
+ if (!immediate) func.apply(context, args);
+ };
+ if (immediate && !timeout) func.apply(context, args);
+ clearTimeout(timeout);
+ timeout = setTimeout(later, wait);
+ };
+ };
+
+
+ window.throttle = function(func, wait) {
+ var context, args, timeout, throttling, more, result;
+ var whenDone = debounce(
+ function(){ more = throttling = false; }, wait);
+ return function() {
+ context = this; args = arguments;
+ var later = function() {
+ timeout = null;
+ if (more) func.apply(context, args);
+ whenDone();
+ };
+ if (!timeout) timeout = setTimeout(later, wait);
+ if (throttling) {
+ more = true;
+ } else {
+ result = func.apply(context, args);
+ }
+ whenDone();
+ throttling = true;
+ return result;
+ };
+ };
+
+})(window);
+
+;(function($, window, document, undefined){
+
+ var defaults = {
+ items: '.gs_w',
+ distance: 1,
+ limit: true,
+ offset_left: 0,
+ autoscroll: true
+ // ,drag: function(e){},
+ // start : function(e, ui){},
+ // stop : function(e){}
+ };
+
+ var $window = $(window);
+ var isTouch = !!('ontouchstart' in window);
+ var pointer_events = {
+ start: isTouch ? 'touchstart' : 'mousedown.draggable',
+ move: isTouch ? 'touchmove' : 'mousemove.draggable',
+ end: isTouch ? 'touchend' : 'mouseup.draggable'
+ };
+
+ /**
+ * Basic drag implementation for DOM elements inside a container.
+ * Provide start/stop/drag callbacks.
+ *
+ * @class Draggable
+ * @param {HTMLElement} el The HTMLelement that contains all the widgets
+ * to be dragged.
+ * @param {Object} [options] An Object with all options you want to
+ * overwrite:
+ * @param {HTMLElement|String} [options.items] Define who will
+ * be the draggable items. Can be a CSS Selector String or a
+ * collection of HTMLElements.
+ * @param {Number} [options.distance] Distance in pixels after mousedown
+ * the mouse must move before dragging should start.
+ * @param {Boolean} [options.limit] Constrains dragging to the width of
+ * the container
+ * @param {offset_left} [options.offset_left] Offset added to the item
+ * that is being dragged.
+ * @param {Number} [options.drag] Executes a callback when the mouse is
+ * moved during the dragging.
+ * @param {Number} [options.start] Executes a callback when the drag
+ * starts.
+ * @param {Number} [options.stop] Executes a callback when the drag stops.
+ * @return {Object} Returns `el`.
+ * @constructor
+ */
+ function Draggable(el, options) {
+ this.options = $.extend({}, defaults, options);
+ this.$body = $(document.body);
+ this.$container = $(el);
+ this.$dragitems = $(this.options.items, this.$container);
+ this.is_dragging = false;
+ this.player_min_left = 0 + this.options.offset_left;
+ this.init();
+ }
+
+ var fn = Draggable.prototype;
+
+ fn.init = function() {
+ this.calculate_positions();
+ this.$container.css('position', 'relative');
+ this.enable();
+
+ $(window).bind('resize',
+ throttle($.proxy(this.calculate_positions, this), 200));
+ };
+
+
+ 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 = $window.height();
+ }
+
+
+ fn.drag_handler = function(e) {
+ var node = e.target.nodeName;
+
+ if (e.which !== 1 && !isTouch) {
+ return;
+ }
+
+ if (node === 'INPUT' || node === 'TEXTAREA' || node === 'SELECT' ||
+ node === 'BUTTON') {
+ return;
+ };
+
+ var self = this;
+ var first = true;
+ this.$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.$body.on(pointer_events.move, function(mme){
+ var mouse_actual_pos = self.get_mouse_pos(mme);
+ var diff_x = Math.abs(
+ mouse_actual_pos.left - self.mouse_init_pos.left);
+ var diff_y = Math.abs(
+ mouse_actual_pos.top - self.mouse_init_pos.top);
+ if (!(diff_x > self.options.distance ||
+ diff_y > self.options.distance)
+ ) {
+ return false;
+ }
+
+ if (first) {
+ first = false;
+ self.on_dragstart.call(self, mme);
+ return false;
+ }
+
+ if (self.is_dragging == true) {
+ self.on_dragmove.call(self, mme);
+ }
+
+ return false;
+ });
+
+ return false;
+ };
+
+
+ fn.on_dragstart = function(e) {
+ e.preventDefault();
+ this.drag_start = true;
+ this.is_dragging = true;
+ var offset = this.$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) {
+ return false;
+ }
+
+
+ fn.enable = function(){
+ this.$container.on('selectstart', this.on_select_start);
+
+ this.$container.on(pointer_events.start, this.options.items, $.proxy(
+ this.drag_handler, this));
+
+ this.$body.on(pointer_events.end, $.proxy(function(e) {
+ this.is_dragging = false;
+ this.$body.off(pointer_events.move);
+ if (this.drag_start) {
+ this.on_dragstop(e);
+ }
+ }, this));
+ };
+
+
+ fn.disable = function(){
+ this.$container.off(pointer_events.start);
+ this.$body.off(pointer_events.end);
+ this.$container.off('selectstart', this.on_select_start);
+ };
+
+
+ fn.destroy = function(){
+ this.disable();
+ $.removeData(this.$container, 'drag');
+ };
+
+
+ //jQuery adapter
+ $.fn.drag = function ( options ) {
+ return this.each(function () {
+ if (!$.data(this, 'drag')) {
+ $.data(this, 'drag', new Draggable( this, options ));
+ }
+ });
+ };
+
+
+}(jQuery, window, document));
+
+;(function($, window, document, undefined) {
+
+ var defaults = {
+ widget_selector: '> li',
+ widget_margins: [10, 10],
+ widget_base_dimensions: [400, 225],
+ extra_rows: 0,
+ extra_cols: 0,
+ min_cols: 1,
+ min_rows: 15,
+ max_size_x: 6,
+ max_size_y: 6,
+ autogenerate_stylesheet: true,
+ avoid_overlapped_widgets: true,
+ serialize_params: function($w, wgd) {
+ return {
+ col: wgd.col,
+ row: wgd.row
+ };
+ },
+ collision: {},
+ draggable: {
+ distance: 4
+ }
+ };
+
+
+ /**
+ * @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 {Number} [options.max_size_y] The maximum number of rows
+ * 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 = $(this.options.widget_selector, this.$el).addClass('gs_w');
+ this.widgets = [];
+ this.$changed = $([]);
+ this.wrapper_width = this.$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} html The string representing the HTML of the widget.
+ * @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 {HTMLElement} Returns the jQuery wrapped HTMLElement representing.
+ * the widget that was just created.
+ */
+ fn.add_widget = function(html, size_x, size_y) {
+ var next_pos = this.next_position(size_x, size_y);
+
+ var $w = $(html).attr({
+ 'data-col': next_pos.col,
+ 'data-row': next_pos.row,
+ 'data-sizex' : next_pos.size_x,
+ 'data-sizey' : next_pos.size_y
+ }).addClass('gs_w').appendTo(this.$el).hide();
+
+ this.$widgets = this.$widgets.add($w);
+
+ this.register_widget($w);
+
+ this.set_dom_grid_height();
+
+ return $w.fadeIn();
+ };
+
+
+ /**
+ * 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 = [];
+
+ for (var c = 1; c < cols_l; c++) {
+ var 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;
+ };
+
+
+ /**
+ * Remove a widget from the grid.
+ *
+ * @method remove_widget
+ * @param {HTMLElement} el The jQuery wrapped HTMLElement you want to remove.
+ * @return {Class} Returns the instance of the Gridster Class.
+ */
+ fn.remove_widget = function(el, callback) {
+ var $el = el instanceof jQuery ? el : $(el);
+ var wgd = $el.coords().grid;
+
+ this.cells_occupied_by_placeholder = {};
+ this.$widgets = this.$widgets.not($el);
+
+ var $nexts = this.widgets_below($el);
+
+ this.remove_from_gridmap(wgd);
+
+ $el.fadeOut($.proxy(function() {
+ $el.remove();
+
+ $nexts.each($.proxy(function(i, widget) {
+ this.move_widget_up( $(widget), wgd.size_y );
+ }, this));
+
+ this.set_dom_grid_height();
+
+ if (callback) {
+ callback.call(this, el);
+ }
+ }, this));
+ };
+
+
+ /**
+ * Returns a serialized array of the widgets in the grid.
+ *
+ * @method serialize
+ * @param {HTMLElement} [$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) {
+ 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)
+ ) {
+ 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, $el);
+ this.widgets.push($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) {
+ 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 = $.extend(true, {}, this.options.draggable, {
+ offset_left: this.options.widget_margins[0],
+ items: '.gs_w',
+ start: function(event, ui) {
+ self.$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.drag(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.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) {
+ this.empty_cells_player_occupies();
+
+ var self = this;
+ var cell = self.colliders_data[0].el.data;
+ var to_col = cell.col;
+ var to_row = row || cell.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);
+
+ var $overlapped_widgets = this.get_widgets_overlapped(
+ this.player_grid_data);
+
+ var constraints = this.widgets_constraints($overlapped_widgets);
+
+ this.manage_movements(constraints.can_go_up, to_col, to_row);
+ this.manage_movements(constraints.can_not_go_up, 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;
+ }
+ this.set_placeholder(to_col, to_row);
+ }
+
+ return {
+ col: to_col,
+ row: to_row
+ };
+ };
+
+
+ /**
+ * 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 > 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.
+ *
+ * @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;
+
+ 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 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.
+ *
+ * @method get_widgets_under_player
+ * @return {HTMLElement} Returns a jQuery collection of HTMLElements
+ */
+ fn.get_widgets_under_player = function() {
+ var cells = this.cells_occupied_by_player;
+ 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) {
+ this.move_widget_up(
+ $(widget), this.placeholder_grid_data.col - col + phgd.size_y);
+ }, 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;
+
+ if (widget_grid_data.col < this.player_grid_data.col &&
+ (widget_grid_data.col + widget_grid_data.size_y - 1) >
+ (this.player_grid_data.col + this.player_grid_data.size_y - 1)
+ ) {
+ return false;
+ };
+
+ /* 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];
+ upper_rows[tcol] = [];
+
+ var r = p_bottom_row + 1;
+
+ 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;
+ 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;
+ for (var c = 0, cl = cols.length; c < cl; c++) {
+ this.for_each_widget_below(cols[c], row, function(tcol, trow) {
+ self.move_widget_up(this, self.player_grid_data.size_y);
+ });
+ }
+ };
+
+
+ /**
+ * 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) {
+ 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;