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- /*
- All material copyright ESRI, All Rights Reserved, unless otherwise specified.
- See https://js.arcgis.com/4.24/esri/copyright.txt for details.
- */
- import e from"../../core/has.js";import{isSome as t,isNone as r}from"../../core/maybe.js";var o;function n(e,r,o={}){const n=i(e);for(;n.length>1;){const e=l(r,n.shift(),o);if(t(e))return e}return c(r,n.shift(),o)}function i(t){const r=e("esri-force-webgl");if(r===o.WEBGL1||r===o.WEBGL2)return[r];switch(t){case"2d":return e("mac")&&e("chrome")?[o.WEBGL1,o.WEBGL2]:[o.WEBGL2,o.WEBGL1];case"3d":return[o.WEBGL2,o.WEBGL1]}}function c(e,t,o={}){if(!window.WebGLRenderingContext)return a(e,s),null;const n=l(e,t,o);return r(n)&&a(e,u),n}function l(e,t,r={}){const n=t===o.WEBGL1?["webgl","experimental-webgl","webkit-3d","moz-webgl"]:["webgl2"];let i=null;for(const o of n){try{i=e.getContext(o,r)}catch(c){}if(i)break}return i}function a(e,t){const r=e.parentNode;r&&(r.innerHTML='<table style="background-color: #8CE; width: 100%; height: 100%;"><tr><td align="center"><div style="display: table-cell; vertical-align: middle;"><div style="">'+t+"</div></div></td></tr></table>")}!function(e){e[e.WEBGL1=1]="WEBGL1",e[e.WEBGL2=2]="WEBGL2"}(o||(o={}));const s='This page requires a browser that supports WebGL.<br/><a href="http://get.webgl.org">Click here to upgrade your browser.</a>',u='It doesn\'t appear your computer can support WebGL.<br/><a href="http://get.webgl.org/troubleshooting/">Click here for more information.</a>';export{o as ContextType,l as createContext,n as createContextOrErrorHTML,i as getContextTypes};
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