/*
@license

dhtmlxGantt v.6.3.2 Standard

This version of dhtmlxGantt is distributed under GPL 2.0 license and can be legally used in GPL projects.

To use dhtmlxGantt in non-GPL projects (and get Pro version of the product), please obtain Commercial/Enterprise or Ultimate license on our site https://dhtmlx.com/docs/products/dhtmlxGantt/#licensing or contact us at sales@dhtmlx.com

(c) XB Software Ltd.

*/
!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define("ext/dhtmlxgantt_click_drag",[],e):"object"==typeof exports?exports["ext/dhtmlxgantt_click_drag"]=e():t["ext/dhtmlxgantt_click_drag"]=e()}(window,function(){return function(t){var e={};function n(i){if(e[i])return e[i].exports;var o=e[i]={i:i,l:!1,exports:{}};return t[i].call(o.exports,o,o.exports,n),o.l=!0,o.exports}return n.m=t,n.c=e,n.d=function(t,e,i){n.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:i})},n.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},n.t=function(t,e){if(1&e&&(t=n(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var i=Object.create(null);if(n.r(i),Object.defineProperty(i,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in t)n.d(i,o,function(e){return t[e]}.bind(null,o));return i},n.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return n.d(e,"a",e),e},n.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},n.p="/codebase/",n(n.s=217)}({2:function(t,e){var n={second:1,minute:60,hour:3600,day:86400,week:604800,month:2592e3,quarter:7776e3,year:31536e3};function i(t,e){var n=[];if(t.filter)return t.filter(e);for(var i=0;i<t.length;i++)e(t[i],i)&&(n[n.length]=t[i]);return n}t.exports={getSecondsInUnit:function(t){return n[t]||n.hour},forEach:function(t,e){if(t.forEach)t.forEach(e);else for(var n=t.slice(),i=0;i<n.length;i++)e(n[i],i)},arrayMap:function(t,e){if(t.map)return t.map(e);for(var n=t.slice(),i=[],o=0;o<n.length;o++)i.push(e(n[o],o));return i},arrayFind:function(t,e){if(t.find)return t.find(e);for(var n=0;n<t.length;n++)if(e(t[n],n))return t[n]},arrayFilter:i,arrayDifference:function(t,e){return i(t,function(t,n){return!e(t,n)})},arraySome:function(t,e){if(0===t.length)return!1;for(var n=0;n<t.length;n++)if(e(t[n],n,t))return!0;return!1},hashToArray:function(t){var e=[];for(var n in t)t.hasOwnProperty(n)&&e.push(t[n]);return e},sortArrayOfHash:function(t,e,n){var i=function(t,e){return t<e};t.sort(function(t,o){return t[e]===o[e]?0:n?i(t[e],o[e]):i(o[e],t[e])})},throttle:function(t,e){var n=!1;return function(){n||(t.apply(null,arguments),n=!0,setTimeout(function(){n=!1},e))}},isArray:function(t){return Array.isArray?Array.isArray(t):t&&void 0!==t.length&&t.pop&&t.push},isDate:function(t){return!(!t||"object"!=typeof t||!(t.getFullYear&&t.getMonth&&t.getDate))},isStringObject:function(t){return t&&"object"==typeof t&&"function String() { [native code] }"===Function.prototype.toString.call(t.constructor)},isNumberObject:function(t){return t&&"object"==typeof t&&"function Number() { [native code] }"===Function.prototype.toString.call(t.constructor)},isBooleanObject:function(t){return t&&"object"==typeof t&&"function Boolean() { [native code] }"===Function.prototype.toString.call(t.constructor)},delay:function(t,e){var n,i=function(){i.$cancelTimeout(),t.$pending=!0;var o=Array.prototype.slice.call(arguments);n=setTimeout(function(){t.apply(this,o),i.$pending=!1},e)};return i.$pending=!1,i.$cancelTimeout=function(){clearTimeout(n),t.$pending=!1},i.$execute=function(){t(),t.$cancelTimeout()},i},objectKeys:function(t){if(Object.keys)return Object.keys(t);var e,n=[];for(e in t)Object.prototype.hasOwnProperty.call(t,e)&&n.push(e);return n},requestAnimationFrame:function(t){var e=window;return(e.requestAnimationFrame||e.webkitRequestAnimationFrame||e.msRequestAnimationFrame||e.mozRequestAnimationFrame||e.oRequestAnimationFrame||function(t){setTimeout(t,1e3/60)})(t)},isEventable:function(t){return t.attachEvent&&t.detachEvent}}},215:function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var i=n(4),o=n(2);function r(t,e){var n=t-e;return n>=0?n:-n}var a=function(){function t(t){var e=this;this._el=document.createElement("div"),this._viewPort=t.viewPort,this._el.classList.add(t.className),"function"==typeof t.callback&&(this._callback=t.callback),"function"==typeof t.render&&(this.render=function(){e._el=t.render(e._startPoint,e._endPoint),""!==t.className&&e._el.classList.add(t.className),e.draw()}),o.isEventable(this._viewPort)||i(this._viewPort),this._singleRow=t.singleRow,this._useRequestAnimationFrame=t.useRequestAnimationFrame}return t.prototype.setStyles=function(){if(this._singleRow){var t=gantt.config.row_height;this._el.style.height=t+"px",this._el.style.top=(Math.ceil(this._positionPoint.relative.top/t)-1)*t+"px"}else this._el.style.height=r(this._endPoint.relative.top,this._startPoint.relative.top)+"px",this._el.style.top=this._positionPoint.relative.top+"px";this._el.style.width=r(this._endPoint.relative.left,this._startPoint.relative.left)+"px",this._el.style.left=this._positionPoint.relative.left+"px"},t.prototype.render=function(){this.setStyles(),this.draw()},t.prototype.draw=function(){var t=this;if(this._useRequestAnimationFrame)return o.requestAnimationFrame(function(){t._viewPort.appendChild(t.getElement())});this._viewPort.appendChild(this.getElement())},t.prototype.clear=function(){var t=this;if(this._useRequestAnimationFrame)return o.requestAnimationFrame(function(){t._el.parentNode&&t._viewPort.removeChild(t._el)});this._el.parentNode&&this._viewPort.removeChild(this._el)},t.prototype.getElement=function(){return this._el},t.prototype.getViewPort=function(){return this._viewPort},t.prototype.setStart=function(t){this._startPoint=t,this._startDate=gantt.dateFromPos(this._startPoint.relative.left),this._viewPort.callEvent("onBeforeDrag",[this._startPoint])},t.prototype.setEnd=function(t){if(this._endPoint=t,this._singleRow){var e=gantt.config.row_height;this._endPoint.relative.top=Math.ceil(this._startPoint.relative.top/e)*e}this._endDate=gantt.dateFromPos(this._endPoint.relative.left),this._startPoint.relative.left>this._endPoint.relative.left&&(this._positionPoint={relative:{left:this._endPoint.relative.left,top:this._positionPoint.relative.top},absolute:{left:this._endPoint.absolute.left,top:this._positionPoint.absolute.top}}),this._startPoint.relative.top>this._endPoint.relative.top&&(this._positionPoint={relative:{left:this._positionPoint.relative.left,top:this._endPoint.relative.top},absolute:{left:this._positionPoint.absolute.left,top:this._endPoint.absolute.top}}),this._viewPort.callEvent("onDrag",[this._startPoint,this._endPoint])},t.prototype.setPosition=function(t){this._positionPoint=t},t.prototype.dragEnd=function(t){var e;t.relative.left<0&&(t.relative.left=0),this._viewPort.callEvent("onBeforeDragEnd",[this._startPoint,t]),this.setEnd(t),this._startDate.valueOf()>this._endDate.valueOf()&&(e=[this._endDate,this._startDate],this._startDate=e[0],this._endDate=e[1]),this.clear();var n=gantt.getTaskByTime(this._startDate,this._endDate),i=this._getTasksByTop(this._startPoint.relative.top,this._endPoint.relative.top);this._viewPort.callEvent("onDragEnd",[this._startPoint,this._endPoint]),this._callback&&this._callback(this._startPoint,this._endPoint,this._startDate,this._endDate,n,i)},t.prototype.getInBounds=function(){return this._singleRow},t.prototype._getTasksByTop=function(t,e){var n=t,i=e;t>e&&(n=e,i=t);for(var o=gantt.config.row_height,r=Math.ceil(n/o)-1,a=Math.ceil(i/o)-1,s=[],l=r;l<=a;l++){gantt.getTaskByIndex(l)&&s.push(gantt.getTaskByIndex(l))}return s},t}();e.SelectedRegion=a},216:function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var i=function(){function t(){this._mouseDown=!1,this._domEvents=gantt._createDomEventScope()}return t.prototype.attach=function(t,e){var n=this,i=t.getViewPort();this._originPosition=window.getComputedStyle(i).display,this._restoreOriginPosition=function(){i.style.position=n._originPosition},"static"===this._originPosition&&(i.style.position="relative");var o=gantt.$services.getService("state");o.registerProvider("clickDrag",function(){return{autoscroll:!1}});var r=null;this._domEvents.attach(i,"mousedown",function(i){r=null,gantt.utils.dom.closest(i.target,".gantt_task_line, .gantt_task_link")||(o.registerProvider("clickDrag",function(){return{autoscroll:n._mouseDown}}),e&&!0!==i[e]||(r=n._getCoordinates(i,t)))}),this._domEvents.attach(document.body,"mouseup",function(i){if(r=null,(!e||!0===i[e])&&!0===n._mouseDown){n._mouseDown=!1;var o=n._getCoordinates(i,t);t.dragEnd(o)}}),this._domEvents.attach(i,"mousemove",function(i){if(!e||!0===i[e]){var o=null;if(!n._mouseDown&&r)return o=n._getCoordinates(i,t),void(Math.abs(r.relative.left-o.relative.left)>5&&r&&(n._mouseDown=!0,t.setStart(r),t.setPosition(r),t.setEnd(r),r=null));!0===n._mouseDown&&(o=n._getCoordinates(i,t),t.setEnd(o),t.render())}})},t.prototype.detach=function(){this._domEvents.detachAll(),this._restoreOriginPosition&&this._restoreOriginPosition(),gantt.$services.getService("state").unregisterProvider("clickDrag")},t.prototype.destructor=function(){this.detach()},t.prototype._getCoordinates=function(t,e){var n=e.getViewPort(),i=n.getBoundingClientRect(),o=t.clientX,r=t.clientY;return{absolute:{left:o,top:r},relative:{left:o-i.left+n.scrollLeft,top:r-i.top+n.scrollTop}}},t}();e.EventsManager=i},217:function(t,e,n){"use strict";var i=this&&this.__assign||function(){return(i=Object.assign||function(t){for(var e,n=1,i=arguments.length;n<i;n++)for(var o in e=arguments[n])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t}).apply(this,arguments)};Object.defineProperty(e,"__esModule",{value:!0});var o=n(216),r=n(215);gantt.ext||(gantt.ext={});var a={className:"gantt_click_drag_rect",useRequestAnimationFrame:!0,callback:void 0,singleRow:!1},s=new o.EventsManager;gantt.ext.clickDrag=s,gantt.attachEvent("onGanttReady",function(){var t=i({viewPort:gantt.$task_data},a);if(gantt.config.click_drag){var e=gantt.config.click_drag;t.render=e.render||a.render,t.className=e.className||a.className,t.callback=e.callback||a.callback,t.viewPort=e.viewPort||gantt.$task_data,t.useRequestAnimationFrame=void 0===e.useRequestAnimationFrame?a.useRequestAnimationFrame:e.useRequestAnimationFrame,t.singleRow=void 0===e.singleRow?a.singleRow:e.singleRow;var n=new r.SelectedRegion(t);gantt.ext.clickDrag.attach(n,e.useKey)}}),gantt.attachEvent("onDestroy",function(){s.destructor()})},4:function(t,e){var n=function(){this._connected=[],this._silent_mode=!1};n.prototype={_silentStart:function(){this._silent_mode=!0},_silentEnd:function(){this._silent_mode=!1}};var i=function(t){var e=[],n=function(){for(var n=!0,i=0;i<e.length;i++)if(e[i]){var o=e[i].apply(t,arguments);n=n&&o}return n};return n.addEvent=function(t){return"function"==typeof t&&e.push(t)-1},n.removeEvent=function(t){e[t]=null},n};t.exports=function(t){var e=new n;t.attachEvent=function(t,n,o){return t="ev_"+t.toLowerCase(),e[t]||(e[t]=i(o||this)),t+":"+e[t].addEvent(n)},t.attachAll=function(t,e){this.attachEvent("listen_all",t,e)},t.callEvent=function(t,n,i){if(e._silent_mode)return!0;var o="ev_"+t.toLowerCase();return e.ev_listen_all&&e.ev_listen_all.apply(i||this,[t].concat(n)),!e[o]||e[o].apply(i||this,n)},t.checkEvent=function(t){return!!e["ev_"+t.toLowerCase()]},t.detachEvent=function(t){if(t){var n=t.split(":"),i=n[0],o=n[1];e[i]&&e[i].removeEvent(o)}},t.detachAllEvents=function(){for(var t in e)0===t.indexOf("ev_")&&delete e[t]}}}})});
//# sourceMappingURL=dhtmlxgantt_click_drag.js.map