@dcm/cornerstone-core/dist/cornerstone.min.js

JavaScript library to display interactive medical images including but not limited to DICOM.

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t=e&&e.__esModule?()=>e.default:()=>e;return r.d(t,{a:t}),t},r.d=(e,t)=>{for(var a in t)r.o(t,a)&&!r.o(e,a)&&Object.defineProperty(e,a,{enumerable:!0,get:t[a]})},r.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),r.r=e=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})};var a={};return(()=>{"use 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e=r(945),t=r.n(e),n=[];function o(e){if(void 0===e)throw new Error("getEnabledElement: parameter element must not be undefined");var r,a=t()(n);try{for(a.s();!(r=a.n()).done;){var o=r.value;if(o.element===e)return o}}catch(e){a.e(e)}finally{a.f()}throw new Error("element not enabled")}function i(e){if(void 0===e)throw new Error("getEnabledElement: enabledElement element must not be undefined");n.push(e)}function l(e){var r,a=[],o=t()(n);try{for(o.s();!(r=o.n()).done;){var i=r.value;i.image&&i.image.imageId===e&&a.push(i)}}catch(e){o.e(e)}finally{o.f()}return a}function s(){return n}var d=r(988),m=r.n(d),c=r(590),u=r.n(c),v=function(){function e(){m()(this,e),this.reset()}return u()(e,[{key:"reset",value:function(){this.m=[1,0,0,1,0,0]}},{key:"clone",value:function(){var t=new e;return t.m[0]=this.m[0],t.m[1]=this.m[1],t.m[2]=this.m[2],t.m[3]=this.m[3],t.m[4]=this.m[4],t.m[5]=this.m[5],t}},{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],a=this.m[0]*e.m[2]+this.m[2]*e.m[3],n=this.m[1]*e.m[2]+this.m[3]*e.m[3],o=this.m[0]*e.m[4]+this.m[2]*e.m[5]+this.m[4],i=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]=a,this.m[3]=n,this.m[4]=o,this.m[5]=i}},{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,a=-this.m[2]*e,n=this.m[0]*e,o=e*(this.m[2]*this.m[5]-this.m[3]*this.m[4]),i=e*(this.m[1]*this.m[4]-this.m[0]*this.m[5]);this.m[0]=t,this.m[1]=r,this.m[2]=a,this.m[3]=n,this.m[4]=o,this.m[5]=i}},{key:"rotate",value:function(e){var t=Math.cos(e),r=Math.sin(e),a=this.m[0]*t+this.m[2]*r,n=this.m[1]*t+this.m[3]*r,o=this.m[0]*-r+this.m[2]*t,i=this.m[1]*-r+this.m[3]*t;this.m[0]=a,this.m[1]=n,this.m[2]=o,this.m[3]=i}},{key:"translate",value:function(e,t){this.m[4]+=this.m[0]*e+this.m[2]*t,this.m[5]+=this.m[1]*e+this.m[3]*t}},{key:"scale",value:function(e,t){this.m[0]*=e,this.m[1]*=e,this.m[2]*=t,this.m[3]*=t}},{key:"transformPoint",value:function(e,t){var r=e,a=t;return{x:e=r*this.m[0]+a*this.m[2]+this.m[4],y:t=r*this.m[1]+a*this.m[3]+this.m[5]}}}]),e}();const g=function(e,t){var r=new v;r.translate(e.canvas.width/2,e.canvas.height/2);var a=e.viewport.rotation;0!==a&&r.rotate(a*Math.PI/180);var n=e.viewport.scale,o=e.viewport.scale,i=e.viewport.displayedArea.brhc.x-(e.viewport.displayedArea.tlhc.x-1),l=e.viewport.displayedArea.brhc.y-(e.viewport.displayedArea.tlhc.y-1);if("NONE"===e.viewport.displayedArea.presentationSizeMode)e.image.rowPixelSpacing<e.image.columnPixelSpacing?n*=e.image.columnPixelSpacing/e.image.rowPixelSpacing:e.image.columnPixelSpacing<e.image.rowPixelSpacing&&(o*=e.image.rowPixelSpacing/e.image.columnPixelSpacing);else if(n=e.viewport.displayedArea.columnPixelSpacing,o=e.viewport.displayedArea.rowPixelSpacing,"SCALE TO FIT"===e.viewport.displayedArea.presentationSizeMode){var s=e.canvas.height/(l*o),d=e.canvas.width/(i*n);n=o=Math.min(d,s),e.viewport.displayedArea.rowPixelSpacing<e.viewport.displayedArea.columnPixelSpacing?n*=e.viewport.displayedArea.columnPixelSpacing/e.viewport.displayedArea.rowPixelSpacing:e.viewport.displayedArea.columnPixelSpacing<e.viewport.displayedArea.rowPixelSpacing&&(o*=e.viewport.displayedArea.rowPixelSpacing/e.viewport.displayedArea.columnPixelSpacing)}return r.scale(n,o),0!==a&&r.rotate(-a*Math.PI/180),r.translate(e.viewport.translation.x,e.viewport.translation.y),0!==a&&r.rotate(a*Math.PI/180),void 0!==t&&r.scale(t,t),e.viewport.hflip&&r.scale(-1,1),e.viewport.vflip&&r.scale(1,-1),r.translate(-i/2,-l/2),r};const f=function(e){return g(e)};const h=function(e,t){var r=o(e),a=f(r);return a.invert(),a.transformPoint(t.x,t.y)};function p(e,t,r){if(e>1)throw new Error("HSVToRGB expects hue < 1");var a=[];if(0===t)return a[0]=r,a[1]=r,a[2]=r,a;var n=Math.floor(6*e),o=6*e-n,i=r*(1-t),l=r*(1-t*o),s=r*(1-t*(1-o));switch(n){case 0:case 6:a[0]=r,a[1]=s,a[2]=i;break;case 1:a[0]=l,a[1]=r,a[2]=i;break;case 2:a[0]=i,a[1]=r,a[2]=s;break;case 3:a[0]=i,a[1]=l,a[2]=r;break;case 4:a[0]=s,a[1]=i,a[2]=r;break;case 5:a[0]=r,a[1]=i,a[2]=l}return a}const w=function(){function e(){m()(this,e),this.NumberOfColors=256,this.Ramp="linear",this.TableRange=[0,255],this.HueRange=[0,.66667],this.SaturationRange=[1,1],this.ValueRange=[1,1],this.AlphaRange=[1,1],this.NaNColor=[128,0,0,255],this.BelowRangeColor=[0,0,0,255],this.UseBelowRangeColor=!0,this.AboveRangeColor=[255,255,255,255],this.UseAboveRangeColor=!0,this.InputRange=[0,255],this.Table=[]}return u()(e,[{key:"setNumberOfTableValues",value:function(e){this.NumberOfColors=e}},{key:"setRamp",value:function(e){this.Ramp=e}},{key:"setTableRange",value:function(e,t){this.TableRange[0]=e,this.TableRange[1]=t}},{key:"setHueRange",value:function(e,t){this.HueRange[0]=e,this.HueRange[1]=t}},{key:"setSaturationRange",value:function(e,t){this.SaturationRange[0]=e,this.SaturationRange[1]=t}},{key:"setValueRange",value:function(e,t){this.ValueRange[0]=e,this.ValueRange[1]=t}},{key:"setRange",value:function(e,t){this.InputRange[0]=e,this.InputRange[1]=t}},{key:"setAlphaRange",value:function(e,t){this.AlphaRange[0]=e,this.AlphaRange[1]=t}},{key:"getColor",value:function(e){return this.mapValue(e)}},{key:"build",value:function(e){if(!(this.Table.length>1)||e){this.Table=[];var t,r,a,n,o=this.NumberOfColors-1;o?(t=(this.HueRange[1]-this.HueRange[0])/o,r=(this.SaturationRange[1]-this.SaturationRange[0])/o,a=(this.ValueRange[1]-this.ValueRange[0])/o,n=(this.AlphaRange[1]-this.AlphaRange[0])/o):(t=0,r=0,a=0,n=0);for(var i=0;i<=o;i++){var l=this.HueRange[0]+i*t,s=this.SaturationRange[0]+i*r,d=this.ValueRange[0]+i*a,m=this.AlphaRange[0]+i*n,c=p(l,s,d),u=[];switch(this.Ramp){case"scurve":u[0]=Math.floor(127.5*(1+Math.cos((1-c[0])*Math.PI))),u[1]=Math.floor(127.5*(1+Math.cos((1-c[1])*Math.PI))),u[2]=Math.floor(127.5*(1+Math.cos((1-c[2])*Math.PI))),u[3]=Math.floor(255*m);break;case"linear":u[0]=Math.floor(255*c[0]+.5),u[1]=Math.floor(255*c[1]+.5),u[2]=Math.floor(255*c[2]+.5),u[3]=Math.floor(255*m+.5);break;case"sqrt":u[0]=Math.floor(255*Math.sqrt(c[0])+.5),u[1]=Math.floor(255*Math.sqrt(c[1])+.5),u[2]=Math.floor(255*Math.sqrt(c[2])+.5),u[3]=Math.floor(255*Math.sqrt(m)+.5);break;default:throw new Error(`Invalid Ramp value (${this.Ramp})`)}this.Table.push(u)}this.buildSpecialColors()}}},{key:"buildSpecialColors",value:function(){var e=this.NumberOfColors,t=e+0,r=e+1,a=e+2;this.UseBelowRangeColor||0===e?this.Table[t]=this.BelowRangeColor:this.Table[t]=this.Table[0],this.UseAboveRangeColor||0===e?this.Table[r]=this.AboveRangeColor:this.Table[r]=this.Table[e-1],this.Table[a]=this.NaNColor}},{key:"mapValue",value:function(e){var t=this.getIndex(e);if(t<0)return this.NaNColor;if(0===t){if(this.UseBelowRangeColor&&e<this.TableRange[0])return this.BelowRangeColor}else if(t===this.NumberOfColors-1&&this.UseAboveRangeColor&&e>this.TableRange[1])return this.AboveRangeColor;return this.Table[t]}},{key:"getIndex",value:function(e){var t={Range:[]};if(t.MaxIndex=this.NumberOfColors-1,t.Shift=-this.TableRange[0],this.TableRange[1]<=this.TableRange[0]?t.Scale=Number.MAX_VALUE:t.Scale=t.MaxIndex/(this.TableRange[1]-this.TableRange[0]),t.Range[0]=this.TableRange[0],t.Range[1]=this.TableRange[1],Number.isNaN(e))return-1;var r=function(e,t){var r;return r=e<t.Range[0]?t.MaxIndex+0+1.5:e>t.Range[1]?t.MaxIndex+1+1.5:(e+t.Shift)*t.Scale,Math.floor(r)}(e,t);return r===this.NumberOfColors+0?r=0:r===this.NumberOfColors+1&&(r=this.NumberOfColors-1),r}},{key:"setTableValue",value:function(e,t){if(5===arguments.length&&(t=Array.prototype.slice.call(arguments,1)),e<0)throw new Error(`Can't set the table value for negative index (${e})`);if(e>=this.NumberOfColors)throw new Error(`Index ${e} is greater than the number of colors ${this.NumberOfColors}`);this.Table[e]=t,0!==e&&e!==this.NumberOfColors-1||this.buildSpecialColors()}}]),e}();var y=[0,0,0,0],b={hotIron:{name:"Hot 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