https://www.deltastream.io/wp-content/themes/delta-stream/librarie…/jquery-resizable.js?ver=3.0.63

1/// <reference path="../bower_components/jquery/dist/jquery.js" />
2/*
3jquery-resizable
4Version 0.35 - 11/18/2019
5© 2015-2019 Rick Strahl, West Wind Technologies
6www.west-wind.com
7Licensed under MIT License
8*/
9(function(factory, undefined) {
10	if (typeof define === 'function' && define.amd) {
11		// AMD
12		define(['jquery'], factory);
13	} else if (typeof module === 'object' && typeof module.exports === 'object') {
14		// CommonJS
15		module.exports = factory(require('jquery'));
16	} else {
17		// Global jQuery
18		factory(jQuery);
19	}
20}(function($, undefined) {
21
22    if ($.fn.resizableSafe)
23        return;
24
25    $.fn.resizableSafe = function fnResizable(options) {
26        var defaultOptions = {
27            // selector for handle that starts dragging
28            handleSelector: null,
29            // resize the width
30            resizeWidth: true,
31            // resize the height
32            resizeHeight: true,
33            // the side that the width resizing is relative to
34            resizeWidthFrom: 'right',
35            // the side that the height resizing is relative to
36            resizeHeightFrom: 'bottom',
37            // hook into start drag operation (event passed)
38            onDragStart: null,
39            // hook into stop drag operation (event passed)
40            onDragEnd: null,
41            // hook into each drag operation (event passed)
42            onDrag: null,
43            // disable touch-action on $handle
44            // prevents browser level actions like forward back gestures
45            touchActionNone: true,
46            // instance id
47            instanceId: null
48    };
49        if (typeof options == "object")
50            defaultOptions = $.extend(defaultOptions, options);
51
52        return this.each(function () {
53            var opt = $.extend({}, defaultOptions);
54            if (!opt.instanceId)
55                opt.instanceId = "rsz_" + new Date().getTime();
56
57            var startPos, startTransition;
58
59            // get the element to resize
60            var $el = $(this);
61            var $handle;
62
63            if (options === 'destroy') {
64                opt = $el.data('resizable');
65                if (!opt)
66                    return;
67
68                $handle = getHandle(opt.handleSelector, $el);
69                $handle.off("mousedown." + opt.instanceId + " touchstart." + opt.instanceId);
70                if (opt.touchActionNone)
71                    $handle.css("touch-action", "");
72                $el.removeClass("resizable");
73                return;
74            }
75
76            $el.data('resizable', opt);
77
78            // get the drag handle
79
80            $handle = getHandle(opt.handleSelector, $el);
81
82            if (opt.touchActionNone)
83                $handle.css("touch-action", "none");
84
85            $el.addClass("resizable");
86            $handle.on("mousedown." + opt.instanceId + " touchstart." + opt.instanceId, startDragging);
87
88            function noop(e) {
89                e.stopPropagation();
90                e.preventDefault();
91            };
92
93            function startDragging(e) {
94                // Prevent dragging a ghost image in HTML5 / Firefox and maybe others
95                if ( e.preventDefault ) {
96                  e.preventDefault();
97                }
98
99                startPos = getMousePos(e);
100                startPos.width = parseInt($el.width(), 10);
101                startPos.height = parseInt($el.height(), 10);
102
103                startTransition = $el.css("transition");
104                $el.css("transition", "none");
105
106                if (opt.onDragStart) {
107                    if (opt.onDragStart(e, $el, opt) === false)
108                        return;
109                }
110
111                $(document).on('mousemove.' + opt.instanceId, doDrag);
112                $(document).on('mouseup.' + opt.instanceId, stopDragging);
113                if (window.Touch || navigator.maxTouchPoints) {
114                    $(document).on('touchmove.' + opt.instanceId, doDrag);
115                    $(document).on('touchend.' + opt.instanceId, stopDragging);
116                }
117                $(document).on('selectstart.' + opt.instanceId, noop); // disable selection
118                $("iframe").css("pointer-events","none");
119            }
120
121            function doDrag(e) {
122
123                var pos = getMousePos(e), newWidth, newHeight;
124
125                if (opt.resizeWidthFrom === 'left')
126                    newWidth = startPos.width - pos.x + startPos.x;
127                else
128                    newWidth = startPos.width + pos.x - startPos.x;
129
130                if (opt.resizeHeightFrom === 'top')
131                    newHeight = startPos.height - pos.y + startPos.y;
132                else
133                    newHeight = startPos.height + pos.y - startPos.y;
134
135                if (!opt.onDrag || opt.onDrag(e, $el, newWidth, newHeight, opt) !== false) {
136                    if (opt.resizeHeight)
137                        $el.height(newHeight);
138
139                    if (opt.resizeWidth)
140                        $el.width(newWidth);
141                }
142            }
143
144            function stopDragging(e) {
145                e.stopPropagation();
146                e.preventDefault();
147
148                $(document).off('mousemove.' + opt.instanceId);
149                $(document).off('mouseup.' + opt.instanceId);
150
151                if (window.Touch || navigator.maxTouchPoints) {
152                    $(document).off('touchmove.' + opt.instanceId);
153                    $(document).off('touchend.' + opt.instanceId);
154                }
155                $(document).off('selectstart.' + opt.instanceId, noop);
156
157                // reset changed values
158                $el.css("transition", startTransition);
159                $("iframe").css("pointer-events","auto");
160
161                if (opt.onDragEnd)
162                    opt.onDragEnd(e, $el, opt);
163
164                return false;
165            }
166
167            function getMousePos(e) {
168                var pos = { x: 0, y: 0, width: 0, height: 0 };
169                if (typeof e.clientX === "number") {
170                    pos.x = e.clientX;
171                    pos.y = e.clientY;
172                } else if (e.originalEvent.touches) {
173                    pos.x = e.originalEvent.touches[0].clientX;
174                    pos.y = e.originalEvent.touches[0].clientY;
175                } else
176                    return null;
177
178                return pos;
179            }
180
181            function getHandle(selector, $el) {
182                if (selector && selector.trim()[0] === ">") {
183                    selector = selector.trim().replace(/^>\s*/, "");
184                    return $el.find(selector);
185                }
186
187                // Search for the selector, but only in the parent element to limit the scope
188                // This works for multiple objects on a page (using .class syntax most likely)
189                // as long as each has a separate parent container.
190                return selector ? $el.parent().find(selector) : $el;
191            }
192        });
193    };
194
195    if (!$.fn.resizable)
196        $.fn.resizable = $.fn.resizableSafe;
197}));