cornerstone-core/dist/cornerstone.min.js

HTML5 Medical Image Viewer Component

/*! cornerstone-core - 2.6.1 - 2021-11-19 | (c) 2016 Chris Hafey | https://github.com/cornerstonejs/cornerstone */
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t,r,n,a,i=this.NumberOfColors-1;i?(t=(this.HueRange[1]-this.HueRange[0])/i,r=(this.SaturationRange[1]-this.SaturationRange[0])/i,n=(this.ValueRange[1]-this.ValueRange[0])/i,a=(this.AlphaRange[1]-this.AlphaRange[0])/i):t=r=n=a=0;for(var o=0;o<=i;o++){var l=this.HueRange[0]+o*t,s=this.SaturationRange[0]+o*r,u=this.ValueRange[0]+o*n,d=this.AlphaRange[0]+o*a,m=O(l,s,u),c=[];switch(this.Ramp){case"scurve":c[0]=Math.floor(127.5*(1+Math.cos((1-m[0])*Math.PI))),c[1]=Math.floor(127.5*(1+Math.cos((1-m[1])*Math.PI))),c[2]=Math.floor(127.5*(1+Math.cos((1-m[2])*Math.PI))),c[3]=Math.floor(255*d);break;case"linear":c[0]=Math.floor(255*m[0]+.5),c[1]=Math.floor(255*m[1]+.5),c[2]=Math.floor(255*m[2]+.5),c[3]=Math.floor(255*d+.5);break;case"sqrt":c[0]=Math.floor(255*Math.sqrt(m[0])+.5),c[1]=Math.floor(255*Math.sqrt(m[1])+.5),c[2]=Math.floor(255*Math.sqrt(m[2])+.5),c[3]=Math.floor(255*Math.sqrt(d)+.5);break;default:throw new Error("Invalid Ramp value 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t={Range:[]};if(t.MaxIndex=this.NumberOfColors-1,t.Shift=-this.TableRange[0],this.TableRange[1]<=this.TableRange[0]?t.Scale=Number.MAX_VALUE:t.Scale=t.MaxIndex/(this.TableRange[1]-this.TableRange[0]),t.Range[0]=this.TableRange[0],t.Range[1]=this.TableRange[1],isNaN(e))return-1;var r,n,a,i=(a=(r=e)<(n=t).Range[0]?n.MaxIndex+0+1.5:r>n.Range[1]?n.MaxIndex+1+1.5:(r+n.Shift)*n.Scale,Math.floor(a));return i===this.NumberOfColors+0?i=0:i===this.NumberOfColors+1&&(i=this.NumberOfColors-1),i}},{key:"setTableValue",value:function(e,t){if(5===arguments.length&&(t=Array.prototype.slice.call(arguments,1)),e<0)throw new Error("Can't set the table value for negative index (".concat(e,")"));e>=this.NumberOfColors&&new Error("Index ".concat(e," is greater than the number of colors ").concat(this.NumberOfColors)),this.Table[e]=t,0!==e&&e!==this.NumberOfColors-1||this.buildSpecialColors()}}])&&M(t.prototype,r),n&&M(t,n),e}(),U=[0,0,0,0],N={hotIron:{name:"Hot 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n=e.value;if(this.requestPool.interaction[n].length&&this.numRequests.interaction<this.maxNumRequests.interaction)return this.requestPool.interaction[n].shift()}}catch(e){r.e(e)}finally{r.f()}var a,i=this.getSortedPriorityGroups("thumbnail"),o=me(i);try{for(o.s();!(a=o.n()).done;){var l=a.value;if(this.requestPool.thumbnail[l].length&&this.numRequests.thumbnail<this.maxNumRequests.thumbnail)return this.requestPool.thumbnail[l].shift()}}catch(e){o.e(e)}finally{o.f()}var s,u=this.getSortedPriorityGroups("prefetch"),d=me(u);try{for(d.s();!(s=d.n()).done;){var m=s.value;if(this.requestPool.prefetch[m].length&&this.numRequests.prefetch<this.maxNumRequests.prefetch)return this.requestPool.prefetch[m].shift()}}catch(e){d.e(e)}finally{d.f()}return t.length||i.length||u.length||(this.awake=!1),!1}},{key:"getRequestPool",value:function(){return this.requestPool}}])&&fe(t.prototype,r),n&&fe(t,n),e}(),he=new ve;he.maxNumRequests={interaction:1e3,thumbnail:1e3,prefetch:1e3},he.grabDelay=0;var pe=he,we=new ve;we.maxNumRequests={interaction:20,thumbnail:20,prefetch:20},we.grabDelay=0;var be=we;function ye(e,t){for(var r=0;r<t.length;r++){var n=t[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}var xe=function(){function t(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,t),this.reset()}var e,r,n;return e=t,(r=[{key:"reset",value:function(){this.m=[1,0,0,1,0,0]}},{key:"clone",value:function(){var e=new t;return e.m[0]=this.m[0],e.m[1]=this.m[1],e.m[2]=this.m[2],e.m[3]=this.m[3],e.m[4]=this.m[4],e.m[5]=this.m[5],e}},{key:"multiply",value:function(e){var t=this.m[0]*e.m[0]+this.m[2]*e.m[1],r=this.m[1]*e.m[0]+this.m[3]*e.m[1],n=this.m[0]*e.m[2]+this.m[2]*e.m[3],a=this.m[1]*e.m[2]+this.m[3]*e.m[3],i=this.m[0]*e.m[4]+this.m[2]*e.m[5]+this.m[4],o=this.m[1]*e.m[4]+this.m[3]*e.m[5]+this.m[5];this.m[0]=t,this.m[1]=r,this.m[2]=n,this.m[3]=a,this.m[4]=i,this.m[5]=o}},{key:"invert",value:function(){var e=1/(this.m[0]*this.m[3]-this.m[1]*this.m[2]),t=this.m[3]*e,r=-this.m[1]*e,n=-this.m[2]*e,a=this.m[0]*e,i=e*(this.m[2]*this.m[5]-this.m[3]*this.m[4]),o=e*