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2 lines
138 KiB
JavaScript
2 lines
138 KiB
JavaScript
12 months ago
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!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).window=t.window||{})}(this,(function(t){"use strict";const e=(t,e=1e4)=>(t=parseFloat(t+"")||0,Math.round((t+Number.EPSILON)*e)/e),i=function(t){if(!(t&&t instanceof Element&&t.offsetParent))return!1;const e=t.scrollHeight>t.clientHeight,i=window.getComputedStyle(t).overflowY,n=-1!==i.indexOf("hidden"),s=-1!==i.indexOf("visible");return e&&!n&&!s},n=function(t,e=void 0){return!(!t||t===document.body||e&&t===e)&&(i(t)?t:n(t.parentElement,e))},s=function(t){var e=(new DOMParser).parseFromString(t,"text/html").body;if(e.childElementCount>1){for(var i=document.createElement("div");e.firstChild;)i.appendChild(e.firstChild);return i}return e.firstChild},o=t=>`${t||""}`.split(" ").filter((t=>!!t)),a=(t,e,i)=>{t&&o(e).forEach((e=>{t.classList.toggle(e,i||!1)}))};class r{constructor(t){Object.defineProperty(this,"pageX",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"pageY",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"clientX",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"clientY",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"id",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"time",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"nativePointer",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),this.nativePointer=t,this.pageX=t.pageX,this.pageY=t.pageY,this.clientX=t.clientX,this.clientY=t.clientY,this.id=self.Touch&&t instanceof Touch?t.identifier:-1,this.time=Date.now()}}const l={passive:!1};class c{constructor(t,{start:e=(()=>!0),move:i=(()=>{}),end:n=(()=>{})}){Object.defineProperty(this,"element",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"startCallback",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"moveCallback",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"endCallback",{enumerable:!0,configurable:!0,writable:!0,value:void 0}),Object.defineProperty(this,"currentPointers",{enumerable:!0,configurable:!0,writable:!0,value:[]}),Object.defineProperty(this,"startPointers",{enumerable:!0,configurable:!0,writable:!0,value:[]}),this.element=t,this.startCallback=e,this.moveCallback=i,this.endCallback=n;for(const t of["onPointerStart","onTouchStart","onMove","onTouchEnd","onPointerEnd","onWindowBlur"])this[t]=this[t].bind(this);this.element.addEventListener("mousedown",this.onPointerStart,l),this.element.addEventListener("touchstart",this.onTouchStart,l),this.element.addEventListener("touchmove",this.onMove,l),this.element.addEventListener("touchend",this.onTouchEnd),this.element.addEventListener("touchcancel",this.onTouchEnd)}onPointerStart(t){if(!t.buttons||0!==t.button)return;const e=new r(t);this.currentPointers.some((t=>t.id===e.id))||this.triggerPointerStart(e,t)&&(window.addEventListener("mousemove",this.onMove),window.addEventListener("mouseup",this.onPointerEnd),window.addEventListener("blur",this.onWindowBlur))}onTouchStart(t){for(const e of Array.from(t.changedTouches||[]))this.triggerPointerStart(new r(e),t);window.addEventListener("blur",this.onWindowBlur)}onMove(t){const e=this.currentPointers.slice(),i="changedTouches"in t?Array.from(t.changedTouches||[]).map((t=>new r(t))):[new r(t)],n=[];for(const t of i){const e=this.currentPointers.findIndex((e=>e.id===t.id));e<0||(n.push(t),this.currentPointers[e]=t)}n.length&&this.moveCallback(t,this.currentPointers.slice(),e)}onPointerEnd(t){t.buttons>0&&0!==t.button||(this.triggerPointerEnd(t,new r(t)),window.removeEventListener("mousemove",this.onMove),window.removeEventListener("mouseup",this.onPointerEnd),window.removeEventListener("blur",this.onWindowBlur))}onTouchEnd(t){for(const e of Array.from(t.changedTouches||[]))this.tr
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