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t,n,i={source:Cu},r=[],o=[0,0],a=0,s=0,u=e.length,c=0;if(e[u-1]===Ou){if(!((c=e.lastIndexOf(ku))>=0))throw"Unmatched right brace: "+e;try{o=function(e){var t=e.split(Bu);if(!e.length||t.length>2)throw e;return t.map(function(t){var n=+t;if(n!=n)throw e;return n})}(e.substring(c+1,u-1))}catch(t){throw"Invalid throttle specification: "+e}e=e.slice(0,c).trim(),u=e.length,c=0}if(!u)throw e;e[0]===Nu&&(a=++c);(t=zu(e,c,$u))<u&&(r.push(e.substring(s,t).trim()),s=c=++t);if((c=zu(e,c,Du))===u)r.push(e.substring(s,u).trim());else if(r.push(e.substring(s,c).trim()),n=[],(s=++c)===u)throw"Unmatched left bracket: "+e;for(;c<u;){if((c=zu(e,c,Su))===u)throw"Unmatched left bracket: "+e;if(n.push(e.substring(s,c).trim()),c<u-1&&e[++c]!==Du)throw"Expected left bracket: "+e;s=++c}if(!(u=r.length)||_u.test(r[u-1]))throw"Invalid event selector: "+e;u>1?(i.type=r[1],a?i.markname=r[0].slice(1):!function(e){return 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r=e.getScaleComponent(i),o=_(r.domains);if(n[o])for(const e of n[o]){Sl(e,t[i])||n[o].push(t[i])}else n[o]=[t[i].clone()]}return M(Q(n)).map(e=>{const t=e.combine();if(t.encode&&t.encode.symbols){const e=t.encode.symbols.update;!e.fill||"transparent"===e.fill.value||e.stroke||t.stroke||(e.stroke={value:"transparent"}),t.fill&&delete e.fill}return t})}function $l(e){return Mf(e)||Uf(e)||Pf(e)?function(e){return e.children.reduce((e,t)=>e.concat(t.assembleProjections()),Bl(e))}(e):Bl(e)}function Bl(e){const t=e.component.projection;if(!t||t.merged)return[];const n=t.combine(),{name:i}=n,r=Ne(n,["name"]);if(t.data){const n={signal:`[${t.size.map(e=>e.signal).join(", ")}]`},o=t.data.reduce((t,n)=>{const i=wo(n)?n.signal:`data('${e.lookupDataSource(n)}')`;return R(t,i)||t.push(i),t},[]);if(o.length<=0)throw new Error("Projection's fit didn't find any data sources");return[Object.assign({name:i,size:n,fit:{signal:o.length>1?`[${o.join(", ")}]`:o[0]}},r)]}return[Object.assign({name:i},{translate:{signal:"[width / 2, height / 2]"}},r)]}const Nl=["type","clipAngle","clipExtent","center","rotate","precision","reflectX","reflectY","coefficient","distance","fraction","lobes","parallel","radius","ratio","spacing","tilt"];class jl extends rl{constructor(e,t,n,i){super(Object.assign({},t),{name:e}),this.specifiedProjection=t,this.size=n,this.data=i,this.merged=!1}get isFit(){return!!this.data}}function _l(e){e.component.projection=zf(e)?function(e){if(e.hasProjection){const t=e.specifiedProjection,n=!(t&&(null!=t.scale||null!=t.translate)),i=n?[e.getSizeSignalRef("width"),e.getSizeSignalRef("height")]:void 0,r=n?function(e){const t=[];[[Qe,Ve],[Je,Xe]].forEach(n=>{(e.channelHasField(n[0])||e.channelHasField(n[1]))&&t.push({signal:e.getName(`geojson_${t.length}`)})}),e.channelHasField(tt)&&e.fieldDef(tt).type===bn&&t.push({signal:e.getName(`geojson_${t.length}`)});0===t.length&&t.push(e.requestDataName(Qr));return t}(e):void 0;return new jl(e.projectionName(!0),Object.assign({},e.config.projection||{},t||{}),i,r)}return}(e):function(e){if(0===e.children.length)return;let t;e.children.forEach(e=>_l(e));const n=U(e.children,e=>{const n=e.component.projection;if(n){if(t){const e=function(e,t){const n=U(Nl,n=>!e.explicit.hasOwnProperty(n)&&!t.explicit.hasOwnProperty(n)||!(!e.explicit.hasOwnProperty(n)||!t.explicit.hasOwnProperty(n)||_(e.get(n))!==_(t.get(n))));if(_(e.size)===_(t.size)){if(n)return e;if(_(e.explicit)===_({}))return t;if(_(t.explicit)===_({}))return e}return null}(t,n);return e&&(t=e),!!e}return t=n,!0}return!0});if(t&&n){const n=e.projectionName(!0),i=new jl(n,t.specifiedProjection,t.size,B(t.data));return e.children.forEach(e=>{const t=e.component.projection;t&&(t.isFit&&i.data.push(...e.component.projection.data),e.renameProjection(t.get("name"),n),t.merged=!0)}),i}return}(e)}class Tl extends la{constructor(e){let t;if(super(null),Hr(e=e||{name:"source"})||(t=e.format?Object.assign({},j(e.format,["parse"])):{}),qr(e))this._data={values:e.values};else if(Ir(e)){if(this._data={url:e.url},!t.type){let n=/(?:\.([^.]+))?$/.exec(e.url)[1];R(["json","csv","tsv","dsv","topojson"],n)||(n="json"),t.type=n}}else Yr(e)?this._data={values:[{type:"Sphere"}]}:(Wr(e)||Hr(e))&&(this._data={});this._generator=Hr(e),e.name&&(this._name=e.name),t&&V(t).length>0&&(this._data.format=t)}get data(){return this._data}hasName(){return!!this._name}get isGenerator(){return this._generator}get dataName(){return this._name}set dataName(e){this._name=e}set parent(e){throw new Error("Source nodes have to be roots.")}remove(){throw new Error("Source nodes are roots and cannot be removed.")}hash(){throw new Error("Cannot hash sources")}assemble(){return Object.assign({name:this._name},this._data,{transform:[]})}}function zl(e){for(const t of e){for(const e of t.children)if(e.parent!==t)return console.error("Dataflow graph is inconsistent.",t,e),!1;if(!zl(t.children))return!1}return!0}class Rl{constructor(){this._mutated=!1}setMutated(){this._mutated=!0}get mutatedFlag(){return this._mutated}}class Pl extends Rl{constructor(){super(),this._continue=!1}setContinue(){this._continue=!0}get continueFlag(){return this._continue}get flags(){return{continueFlag:this.continueFlag,mutatedFlag:this.mutatedFlag}}set flags({continueFlag:e,mutatedFlag:t}){e&&this.setContinue(),t&&this.setMutated()}reset(){}optimizeNextFromLeaves(e){if(e instanceof Tl)return!1;const t=e.parent,{continueFlag:n}=this.run(e);return n&&this.optimizeNextFromLeaves(t),this.mutatedFlag}}class Ul extends Rl{}function Ml(e,t,n,i){if(Cn(n)&&Xn(n.bin))e.add($n(n,{})),e.add($n(n,{binSuffix:"end"})),Vn(n,t)&&e.add($n(n,{binSuffix:"range"}));else if(function(e){switch(e){case Ve:case Xe:case Qe:case Je:return!0}return!1}(t)){const n=function(e){switch(e){case Ve:return"y";case Xe:return"y2";case Qe:return"x";case Je:return"x2"}}(t);e.add(i.getName(n))}else e.add($n(n));return e}class Ll extends la{constructor(e,t,n){super(e),this.dimensions=t,this.measures=n}clone(){return new Ll(null,new Set(this.dimensions),B(this.measures))}get groupBy(){return this.dimensions}static makeFromEncoding(e,t){let n=!1;t.forEachFieldDef(e=>{e.aggregate&&(n=!0)});const i={},r=new Set;return n?(t.forEachFieldDef((e,n)=>{const{aggregate:o,field:a}=e;if(o)if("count"===o)i["*"]=i["*"]||{},i["*"].count=new Set([$n(e,{forAs:!0})]);else{if(_e(o)||Te(o)){const e=_e(o)?"argmin":"argmax",t=o[e];i[t]=i[t]||{},i[t][e]=new Set([$n({op:e,field:t},{forAs:!0})])}else i[a]=i[a]||{},i[a][o]=new Set([$n(e,{forAs:!0})]);Tt(n)&&"unaggregated"===t.scaleDomain(n)&&(i[a]=i[a]||{},i[a].min=new Set([$n({field:a,aggregate:"min"},{forAs:!0})]),i[a].max=new Set([$n({field:a,aggregate:"max"},{forAs:!0})]))}else Ml(r,n,e,t)}),r.size+V(i).length===0?null:new Ll(e,r,i)):null}static makeFromTransform(e,t){const n=new Set,i={};for(const e of t.aggregate){const{op:t,field:n,as:r}=e;t&&("count"===t?(i["*"]=i["*"]||{},i["*"].count=new Set([r||$n(e,{forAs:!0})])):(i[n]=i[n]||{},i[n][t]=new Set([r||$n(e,{forAs:!0})])))}for(const e of t.groupby||[])n.add(e);return n.size+V(i).length===0?null:new Ll(e,n,i)}merge(e){return W(this.dimensions,e.dimensions)?(function(e,t){for(const n of V(t)){const i=t[n];for(const t of V(i))n in e?e[n][t]=new Set([...e[n][t]||[],...i[t]]):e[n]={[t]:i[t]}}}(this.measures,e.measures),!0):(Gt("different dimensions, cannot merge"),!1)}addDimensions(e){e.forEach(this.dimensions.add,this.dimensions)}dependentFields(){return new Set([...this.dimensions,...V(this.measures)])}producedFields(){const e=new Set;for(const t of V(this.measures))for(const n of V(this.measures[t])){const i=this.measures[t][n];0===i.size?e.add(`${n}_${t}`):i.forEach(e.add,e)}return e}hash(){return`Aggregate ${T({dimensions:this.dimensions,measures:this.measures})}`}assemble(){const e=[],t=[],n=[];for(const i of V(this.measures))for(const r of V(this.measures[i]))for(const o of this.measures[i][r])n.push(o),e.push(r),t.push("*"===i?null:re(i));return{type:"aggregate",groupby:[...this.dimensions],ops:e,fields:t,as:n}}}function Il(e,t,n){let i;i=function(e){return"as"in e}(e)?s(e.as)?[e.as,`${e.as}_end`]:[e.as[0],e.as[1]]:[$n(e,{forAs:!0}),$n(e,{binSuffix:"end",forAs:!0})];const r=qn(t,void 0)||{},o=function(e,t){return`${Qn(e)}_${t}`}(r,e.field),{signal:a,extentSignal:u}=function(e,t){return{signal:e.getName(`${t}_bins`),extentSignal:e.getName(`${t}_extent`)}}(n,o);return{key:o,binComponent:Object.assign({bin:r,field:e.field,as:[i]},a?{signal:a}:{},u?{extentSignal:u}:{})}}class ql extends la{constructor(e,t){super(e),this.bins=t}clone(){return new ql(null,B(this.bins))}static makeFromEncoding(e,t){const n=t.reduceFieldDef((e,n,i)=>{if(Cn(n)&&Xn(n.bin)){const{key:r,binComponent:o}=Il(n,n.bin,t);e[r]=Object.assign({},o,e[r],function(e,t,n,i){if(Vn(t,n)){const r=zf(e)&&(e.axis(n)||e.legend(n))||{},o=$n(t,{expr:"datum"}),a=$n(t,{expr:"datum",binSuffix:"end"});return{formulaAs:$n(t,{binSuffix:"range",forAs:!0}),formula:ra(o,a,r.format,i)}}return{}}(t,n,i,t.config))}return e},{});return 0===V(n).length?null:new ql(e,n)}static makeFromTransform(e,t,n){const{key:i,binComponent:r}=Il(t,t.bin,n);return new ql(e,{[i]:r})}merge(e,t){for(const n of V(e.bins))n in this.bins?(t(e.bins[n].signal,this.bins[n].signal),this.bins[n].as=q([...this.bins[n].as,...e.bins[n].as],T)):this.bins[n]=e.bins[n];for(const t of e.children)e.removeChild(t),t.parent=this;e.remove()}producedFields(){return new Set(M(M(Q(this.bins).map(e=>e.as))))}dependentFields(){return new Set(Q(this.bins).map(e=>e.field))}hash(){return`Bin ${T(this.bins)}`}assemble(){return M(Q(this.bins).map(e=>{const t=[],[n,...i]=e.as,r=Object.assign({type:"bin",field:e.field,as:n,signal:e.signal},e.bin);!e.bin.extent&&e.extentSignal&&(t.push({type:"extent",field:e.field,signal:e.extentSignal}),r.extent={signal:e.extentSignal}),t.push(r);for(const e of i)for(let i=0;i<2;i++)t.push({type:"formula",expr:$n({field:n[i]},{expr:"datum"}),as:e[i]});return e.formula&&t.push({type:"formula",expr:e.formula,as:e.formulaAs}),t}))}}class Wl extends la{constructor(e,t,n,i){super(e),this.model=t,this.name=n,this.data=i;for(const e of bt){const n=t.facet[e];if(n){const{bin:i,sort:r}=n;this[e]=Object.assign({name:t.getName(`${e}_domain`),fields:[$n(n),...Xn(i)?[$n(n,{binSuffix:"end"})]:[]]},Po(r)?{sortField:r}:o(r)?{sortIndexField:nu(n,e)}:{})}}this.childModel=t.child}hash(){let e="Facet";for(const t of bt)this[t]&&(e+=` ${t.charAt(0)}:${T(this[t])}`);return e}get fields(){const e=[];for(const t of bt)this[t]&&this[t].fields&&e.push(...this[t].fields);return e}getSource(){return this.name}getChildIndependentFieldsWithStep(){const e={};for(const t of["x","y"]){const n=this.childModel.component.scales[t];if(n&&!n.merged){const i=n.get("type"),r=n.get("range");if(Qi(i)&&Co(r)){const n=bf(vf(this.childModel,t));n?e[t]=n:Ht("Unknown field for ${channel}.  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${t})`}:{signal:n};i.push({name:`${this.facet.name}_${e}`,transform:[{type:"sequence",start:0,stop:r}]})}}const{row:o,column:a}=r;return(o||a)&&i.unshift(this.assembleRowColumnHeaderData("facet",null,e)),i}assemble(){const e=[];let t=null;const n=this.getChildIndependentFieldsWithStep(),{column:i,row:r,facet:o}=this;if(i&&r&&(n.x||n.y)){t=`cross_${this.column.name}_${this.row.name}`;const i=[].concat(n.x||[],n.y||[]),r=i.map(()=>"distinct");e.push({name:t,source:this.data,transform:[{type:"aggregate",groupby:this.fields,fields:i,ops:r}]})}for(const i of[Ie,Le])this[i]&&e.push(this.assembleRowColumnHeaderData(i,t,n));if(o){const t=this.assembleFacetHeaderData(n);t&&e.push(...t)}return e}}class Hl extends la{constructor(e,t,n){super(e),this.model=t,this.filter=n,this.expr=wc(this.model,this.filter,this),this._dependentFields=eu(this.expr)}clone(){return new Hl(null,this.model,B(this.filter))}dependentFields(){return this._dependentFields}assemble(){return{type:"filter",expr:this.expr}}hash(){return`Filter ${this.expr}`}}function Gl(e){return"'"===e[0]&&"'"===e[e.length-1]||'"'===e[0]&&'"'===e[e.length-1]?e.slice(1,-1):e}class Yl extends la{clone(){return new Yl(null,B(this._parse))}constructor(e,t){super(e),this._parse=t}hash(){return`Parse ${T(this._parse)}`}static makeExplicit(e,t,n){let i={};const r=t.data;return!Hr(r)&&r&&r.format&&r.format.parse&&(i=r.format.parse),this.makeWithAncestors(e,i,{},n)}static makeImplicitFromFilterTransform(e,t,n){const i={};return function e(t,n){if(k(t))e(t.not,n);else if(S(t))for(const i of t.and)e(i,n);else if(D(t))for(const i of t.or)e(i,n);else n(t)}(t.filter,e=>{if(ro(e)){let t=null;Jr(e)?t=e.equal:no(e)?t=e.range[0]:io(e)&&(t=(e.oneOf||e.in)[0]),t&&(Vt(t)?i[e.field]="date":v(t)?i[e.field]="number":s(t)&&(i[e.field]="string")),e.timeUnit&&(i[e.field]="date")}}),0===V(i).length?null:this.makeWithAncestors(e,{},i,n)}static makeImplicitFromEncoding(e,t,n){const i={};function r(e){var t;Hn(e)?i[e.field]="date":function(e){return"quantitative"===e.type||Xn(e.bin)}(e)&&((t=e.aggregate)&&s(t)&&R(["min","max"],t))?i[e.field]="number":ae(e.field)>1?e.field in i||(i[e.field]="flatten"):Dn(e)&&Po(e.sort)&&ae(e.sort.field)>1&&(e.sort.field in i||(i[e.sort.field]="flatten"))}return(zf(t)||Rf(t))&&t.forEachFieldDef((e,n)=>{if(Cn(e))r(e);else{const i=Dt(n);if(i===n)throw new Error(`Non-secondary channel ${n} must have type in its field definition ${JSON.stringify(e)}`);{const n=t.fieldDef(i);r(Object.assign({},e,{type:n.type}))}}}),this.makeWithAncestors(e,{},i,n)}static makeWithAncestors(e,t,n,i){for(const e of V(n)){const t=i.getWithExplicit(e);void 0!==t.value&&(t.explicit||t.value===n[e]||"derived"===t.value||"flatten"===n[e]?delete n[e]:Ht(Pt.differentParse(e,n[e],t.value)))}for(const e of V(t)){const n=i.get(e);void 0!==n&&(n===t[e]?delete t[e]:Ht(Pt.differentParse(e,t[e],n)))}const r=new rl(t,n);i.copyAll(r);const o={};for(const e of V(r.combine())){const t=r.get(e);null!==t&&(o[e]=t)}return 0===V(o).length||i.parseNothing?null:new Yl(e,o)}get parse(){return this._parse}merge(e){this._parse=Object.assign({},this._parse,e.parse),e.remove()}assembleFormatParse(){const e={};for(const t of V(this._parse)){const n=this._parse[t];1===ae(t)&&(e[t]=n)}return e}producedFields(){return new Set(V(this._parse))}dependentFields(){return new Set(V(this._parse))}assembleTransforms(e=!1){return V(this._parse).filter(t=>!e||ae(t)>1).map(e=>{const t=function(e,t){const n=ne(e);if("number"===t)return`toNumber(${n})`;if("boolean"===t)return`toBoolean(${n})`;if("string"===t)return`toString(${n})`;if("date"===t)return`toDate(${n})`;if("flatten"===t)return n;if(0===t.indexOf("date:"))return`timeParse(${n},'${Gl(t.slice(5,t.length))}')`;if(0===t.indexOf("utc:"))return`utcParse(${n},'${Gl(t.slice(4,t.length))}')`;return Ht(Pt.unrecognizedParse(t)),null}(e,this._parse[e]);return t?{type:"formula",expr:t,as:oe(e)}:null}).filter(e=>null!==e)}}class Vl extends la{constructor(e,t){super(e),this.transform=t}clone(){return new Vl(null,B(this.transform))}addDimensions(e){this.transform.groupby=q(this.transform.groupby.concat(e),e=>e)}dependentFields(){const e=new Set;return this.transform.groupby.forEach(t=>e.add(t)),this.transform.joinaggregate.map(e=>e.field).filter(e=>void 0!==e).forEach(t=>e.add(t)),e}producedFields(){return new Set(this.transform.joinaggregate.map(this.getDefaultName))}getDefaultName(e){return e.as||$n(e)}hash(){return`JoinAggregateTransform ${T(this.transform)}`}assemble(){const e=[],t=[],n=[];for(const i of this.transform.joinaggregate)t.push(i.op),n.push(this.getDefaultName(i)),e.push(void 0===i.field?null:i.field);const i=this.transform.groupby;return Object.assign({type:"joinaggregate",as:n,ops:t,fields:e},void 0!==i?{groupby:i}:{})}}class Ql extends la{clone(){return new Ql(null,B(this._stack))}constructor(e,t){super(e),this._stack=t}static makeFromTransform(e,t){const{stack:n,groupby:i,as:r,offset:a="zero"}=t,u=[],c=[];if(void 0!==t.sort)for(const e of t.sort)u.push(e.field),c.push(se(e.order,"ascending"));const l={field:u,order:c};let f;return f=function(e){return o(e)&&e.every(e=>s(e))&&e.length>1}(r)?r:s(r)?[r,r+"_end"]:[t.stack+"_start",t.stack+"_end"],new Ql(e,{stackField:n,groupby:i,offset:a,sort:l,facetby:[],as:f})}static makeFromEncoding(e,t){const n=t.stack,{encoding:i}=t;if(!n)return null;let r;if(n.groupbyChannel){r=Mn(i[n.groupbyChannel])}const a=function(e){return e.stack.stackBy.reduce((e,t)=>{const n=$n(t.fieldDef);return n&&e.push(n),e},[])}(t),s=t.encoding.order;let u;return u=o(s)||wn(s)?aa(s):a.reduce((e,t)=>(e.field.push(t),e.order.push("descending"),e),{field:[],order:[]}),new Ql(e,{dimensionFieldDef:r,stackField:t.vgField(n.fieldChannel),facetby:[],stackby:a,sort:u,offset:n.offset,impute:n.impute,as:[t.vgField(n.fieldChannel,{suffix:"start",forAs:!0}),t.vgField(n.fieldChannel,{suffix:"end",forAs:!0})]})}get stack(){return this._stack}addDimensions(e){this._stack.facetby.push(...e)}dependentFields(){const e=new Set;e.add(this._stack.stackField),this.getGroupbyFields().forEach(e.add),this._stack.facetby.forEach(e.add);const t=this._stack.sort.field;return o(t)?t.forEach(e.add):e.add(t),e}producedFields(){return new Set(this._stack.as)}hash(){return`Stack ${T(this._stack)}`}getGroupbyFields(){const{dimensionFieldDef:e,impute:t,groupby:n}=this._stack;return e?e.bin?t?[$n(e,{binSuffix:"mid"})]:[$n(e,{}),$n(e,{binSuffix:"end"})]:[$n(e)]:n||[]}assemble(){const e=[],{facetby:t,dimensionFieldDef:n,stackField:i,stackby:r,sort:o,offset:a,impute:s,as:u}=this._stack;return s&&n&&(n.bin&&e.push({type:"formula",expr:"("+$n(n,{expr:"datum"})+"+"+$n(n,{expr:"datum",binSuffix:"end"})+")/2",as:$n(n,{binSuffix:"mid",forAs:!0})}),e.push({type:"impute",field:i,groupby:[...r,...t],key:$n(n,{binSuffix:"mid"}),method:"value",value:0})),e.push({type:"stack",groupby:[...this.getGroupbyFields(),...t],field:i,sort:o,as:u,offset:a}),e}}class Xl extends la{constructor(e,t){super(e),this.transform=t}clone(){return new Xl(null,B(this.transform))}addDimensions(e){this.transform.groupby=q(this.transform.groupby.concat(e),e=>e)}dependentFields(){const e=new Set;return this.transform.groupby.forEach(t=>e.add(t)),this.transform.sort.forEach(t=>e.add(t.field)),this.transform.window.map(e=>e.field).filter(e=>void 0!==e).forEach(t=>e.add(t)),e}producedFields(){return new Set(this.transform.window.map(this.getDefaultName))}getDefaultName(e){return e.as||$n(e)}hash(){return`WindowTransform ${T(this.transform)}`}assemble(){const e=[],t=[],n=[],i=[];for(const r of this.transform.window)t.push(r.op),n.push(this.getDefaultName(r)),i.push(void 0===r.param?null:r.param),e.push(void 0===r.field?null:r.field);const r=this.transform.frame,o=this.transform.groupby;if(r&&null===r[0]&&null===r[1]&&t.every(e=>ze(e)))return Object.assign({type:"joinaggregate",as:n,ops:t,fields:e},void 0!==o?{groupby:o}:{});const a=[],s=[];if(void 0!==this.transform.sort)for(const e of this.transform.sort)a.push(e.field),s.push(e.order||"ascending");const u={field:a,order:s},c=this.transform.ignorePeers;return Object.assign({type:"window",params:i,as:n,ops:t,fields:e,sort:u},void 0!==c?{ignorePeers:c}:{},void 0!==o?{groupby:o}:{},void 0!==r?{frame:r}:{})}}class Jl extends Pl{run(e){const t=e.parent;if(e instanceof Yl){if(t instanceof Tl)return this.flags;if(t.numChildren()>1)return this.setContinue(),this.flags;if(t instanceof Yl)this.setMutated(),t.merge(e);else{if(Y(t.producedFields(),e.dependentFields()))return this.setContinue(),this.flags;this.setMutated(),e.swapWithParent()}}return this.setContinue(),this.flags}}class Zl extends Ul{mergeNodes(e,t){const n=t.shift();for(const i of t)e.removeChild(i),i.parent=n,i.remove()}run(e){const t=e.children.map(e=>e.hash()),n={};for(let i=0;i<t.length;i++)void 0===n[t[i]]?n[t[i]]=[e.children[i]]:n[t[i]].push(e.children[i]);for(const t of V(n))n[t].length>1&&(this.setMutated(),this.mergeNodes(e,n[t]));for(const t of e.children)this.run(t);return this.mutatedFlag}}class Kl extends Pl{run(e){return e instanceof fa||e.numChildren()>0||e instanceof Wl?this.flags:(this.setMutated(),e.remove(),this.flags)}}class ef extends Pl{constructor(){super(...arguments),this.fields=new Set}run(e){if(this.setContinue(),e instanceof Uu){const t=e.producedFields();H(t,this.fields)?(this.setMutated(),e.remove()):this.fields=new Set([...this.fields,...t])}return this.flags}reset(){this.fields.clear()}}function tf(e){if(e instanceof Wl)if(1!==e.numChildren()||e.children[0]instanceof fa){const n=e.model.component.data.main;!function e(t){if(t instanceof fa&&t.type===Qr&&1===t.numChildren()){const n=t.children[0];n instanceof Wl||(n.swapWithParent(),e(t))}}(n);const i=(t=e,function e(n){if(!(n instanceof Wl)){const i=n.clone();if(i instanceof fa){const e=sf+i.getSource();i.setSource(e),t.model.component.data.outputNodes[e]=i}else(i instanceof Ll||i instanceof Ql||i instanceof Xl||i instanceof Vl)&&i.addDimensions(t.fields);return M(n.children.map(e)).forEach(e=>e.parent=i),[i]}return M(n.children.map(e))}),r=M(e.children.map(i));for(const e of r)e.parent=n}else{const t=e.children[0];(t instanceof Ll||t instanceof Ql||t instanceof Xl||t instanceof Vl)&&t.addDimensions(e.fields),t.swapWithParent(),tf(e)}else e.children.map(tf);var t}class nf extends Ul{run(e){e instanceof fa&&!e.isRequired()&&(this.setMutated(),e.remove());for(const t of e.children)this.run(t);return this.mutatedFlag}}class rf extends Pl{run(e){const t=e.parent,n=t.children.filter(e=>e instanceof Yl);if(n.length>1){const e={};for(const t of n){const n=t.parse;for(const t of V(n))void 0===e[t]?e[t]=n[t]:e[t]!==n[t]&&delete e[t]}if(0!==V(e).length){this.setMutated();const i=new Yl(t,e);for(const r of n){for(const t of V(e))delete r.parse[t];t.removeChild(r),r.parent=i,0===V(r.parse).length&&r.remove()}}}return this.setContinue(),this.flags}}class of extends Pl{run(e){const t=e.parent,n=t.children.filter(e=>e instanceof Ll),i={};for(const e of n){const t=T(V(e.groupBy).sort());t in i||(i[t]=[]),i[t].push(e)}for(const e of V(i)){const n=i[e];if(n.length>1){const e=n.pop();for(const i of n)e.merge(i)&&(t.removeChild(i),i.parent=e,i.remove(),this.setMutated())}}return this.setContinue(),this.flags}}class af extends Pl{constructor(e){super(),this.model=e}run(e){const t=e.parent,n=!(t instanceof Tl||t instanceof Hl||t instanceof Yl),i=[],r=[];for(const e of t.children)e instanceof ql&&(n&&!Y(t.producedFields(),e.dependentFields())?i.push(e):r.push(e));if(i.length>0){const e=i.pop();for(const t of i)e.merge(t,this.model.renameSignal.bind(this.model));this.setMutated(),t instanceof ql?t.merge(e,this.model.renameSignal.bind(this.model)):e.swapWithParent()}if(r.length>1){const e=r.pop();for(const t of r)e.merge(t,this.model.renameSignal.bind(this.model));this.setMutated()}return this.setContinue(),this.flags}}const sf="scale_",uf=5;function cf(e){const t=[];return e.forEach(function e(n){0===n.numChildren()?t.push(n):n.children.forEach(e)}),t}function lf(e){return e}function ff(e,t,n){return t.map(t=>{if(e instanceof Pl){const n=e.optimizeNextFromLeaves(t);return e.reset(),n}return e.run(t)}).some(lf)||n}function df(e,t){let n=e.sources,i=!1;return i=ff(new nf,n,i),n=n.filter(e=>e.numChildren()>0),i=ff(new Kl,cf(n),i),n=n.filter(e=>e.numChildren()>0),i=ff(new Jl,cf(n),i),i=ff(new af(t),cf(n),i),i=ff(new ef,cf(n),i),i=ff(new rf,cf(n),i),i=ff(new of,cf(n),i),i=ff(new Zl,n,i),e.sources=n,i}class pf{constructor(e){Object.defineProperty(this,"signal",{enumerable:!0,get:e})}static fromName(e,t){return new pf(()=>e(t))}}function hf(e){zf(e)?function(e){const t=e.specifiedScales,n=e.component.scales;V(n).forEach(i=>{const r=t[i],o=r?r.domain:void 0,a=function(e,t){const n=e.getScaleComponent(t).get("type"),i=function(e,t,n,i){if("unaggregated"===e){const{valid:e,reason:i}=yf(t,n);if(!e)return void Ht(i)}else if(void 0===e&&i.useUnaggregatedDomain){const{valid:e}=yf(t,n);if(e)return"unaggregated"}return e}(e.scaleDomain(t),e.fieldDef(t),n,e.config.scale);i!==e.scaleDomain(t)&&(e.specifiedScales[t]=Object.assign({},e.specifiedScales[t],{domain:i}));if("x"===t&&e.channelHasField("x2"))return e.channelHasField("x")?mf(n,i,e,"x").concat(mf(n,i,e,"x2")):mf(n,i,e,"x2");if("y"===t&&e.channelHasField("y2"))return e.channelHasField("y")?mf(n,i,e,"y").concat(mf(n,i,e,"y2")):mf(n,i,e,"y2");return mf(n,i,e,t)}(e,i),s=n[i];if(s.domains=a,er(o)&&s.set("domainRaw",{signal:Ku+T(o)},!0),e.component.data.isFaceted){let t=e;for(;!Rf(t)&&t.parent;)t=t.parent;const n=t.component.resolve.scale[i];if("shared"===n)for(const e of a)Fo(e)&&(e.data=sf+e.data.replace(sf,""))}})}(e):function(e){for(const t of e.children)hf(t);const t=e.component.scales;V(t).forEach(n=>{let i,r=null;for(const t of e.children){const e=t.component.scales[n];if(e){i=void 0===i?e.domains:i.concat(e.domains);const t=e.get("domainRaw");r&&t&&r.signal!==t.signal&&Ht("The same selection must be used to override scale domains in a layered view."),r=t}}t[n].domains=i,r&&t[n].set("domainRaw",r,!0)})}(e)}function mf(e,t,n,i){const r=n.fieldDef(i);if(t&&"unaggregated"!==t&&!er(t)){const{type:e,timeUnit:n}=r;return"temporal"===e||n?function(e,t,n){return e.map(e=>({signal:`{data: ${Gn(e,{timeUnit:n,type:t})}}`}))}(t,e,n):[t]}const o=n.stack;if(o&&i===o.fieldChannel){if("normalize"===o.offset)return[[0,1]];const e=n.requestDataName(Qr);return[{data:e,field:n.vgField(i,{suffix:"start"})},{data:e,field:n.vgField(i,{suffix:"end"})}]}const s=Tt(i)?function(e,t,n){if(!Qi(n))return;const i=e.fieldDef(t),r=i.sort;if(Uo(r))return{op:"min",field:nu(i,t),order:"ascending"};const o=null!==e.stack;if(Po(r))return gf(r,o);if(function(e){return!!e&&!!e.encoding}(r)){const{encoding:t,order:n}=r,{aggregate:i,field:a}=e.fieldDef(t),s={op:i,field:a,order:n};return gf(s,o)}if("descending"===r)return{op:"min",field:e.vgField(t),order:"descending"};if(R(["ascending",void 0],r))return!0;return}(n,i,e):void 0;if("unaggregated"===t){const e=n.requestDataName(Qr),{field:t}=r;return[{data:e,field:$n({field:t,aggregate:"min"})},{data:e,field:$n({field:t,aggregate:"max"})}]}if(Xn(r.bin)){if(Qi(e))return"bin-ordinal"===e?[]:[{data:J(s)?n.requestDataName(Qr):n.requestDataName(Xr),field:n.vgField(i,Vn(r,i)?{binSuffix:"range"}:{}),sort:!0!==s&&a(s)?s:{field:n.vgField(i,{}),op:"min"}}];if(Xn(r.bin)){const e=n.getName($n(r,{suffix:"bins"}));return[new pf(()=>{const t=n.getSignalName(e);return`[${t}.start, ${t}.stop]`})]}return[{data:n.requestDataName(Qr),field:n.vgField(i,{})}]}return s?[{data:J(s)?n.requestDataName(Qr):n.requestDataName(Xr),field:n.vgField(i),sort:s}]:[{data:n.requestDataName(Qr),field:n.vgField(i)}]}function gf(e,t){const{op:n,field:i,order:r}=e;return Object.assign({op:n||(t?"sum":Ro)},i?{field:re(i)}:{},r?{order:r}:{})}function yf(e,t){const{aggregate:n,type:i}=e;return n?s(n)&&!Me[n]?{valid:!1,reason:Pt.unaggregateDomainWithNonSharedDomainOp(n)}:"quantitative"===i&&"log"===t?{valid:!1,reason:Pt.unaggregatedDomainWithLogScale(e)}:{valid:!0}:{valid:!1,reason:Pt.unaggregateDomainHasNoEffectForRawField(e)}}function bf(e){if(Fo(e)&&s(e.field))return e.field;if(function(e){return!o(e)&&"fields"in e&&!("data"in e)}(e)){let t;for(const n of e.fields)if(Fo(n)&&s(n.field))if(t){if(t!==n.field)return Ht("Detected faceted independent scales that union domain of multiple fields from different data sources.  We will use the first field.  The result view size may be incorrect."),t}else t=n.field;return Ht("Detected faceted independent scales that union domain of identical fields from different source detected.  We will assume that this is the same field from a different fork of the same data source.  However, if this is not case, the result view size maybe incorrect."),t}if(function(e){return!o(e)&&"fields"in e&&"data"in e}(e)){Ht("Detected faceted independent scales that union domain of multiple fields from the same data source.  We will use the first field.  The result view size may be incorrect.");const t=e.fields[0];return s(t)?t:void 0}}function vf(e,t){return function(e){const t=q(e.map(e=>Fo(e)?Ne(e,["sort"]):e),T),n=q(e.map(e=>{if(Fo(e)){const t=e.sort;return void 0===t||J(t)||("count"===t.op&&delete t.field,"ascending"===t.order&&delete t.order),t}}).filter(e=>void 0!==e),T);if(0===t.length)return;if(1===t.length){const t=e[0];if(Fo(t)&&n.length>0){let e=n[0];return n.length>1&&(Ht(Pt.MORE_THAN_ONE_SORT),e=!0),Object.assign({},t,{sort:e})}return t}const i=q(n.map(e=>J(e)?e:"count"===e.op?e:(Ht(Pt.domainSortDropped(e)),!0)),T);let r;1===i.length?r=i[0]:i.length>1&&(Ht(Pt.MORE_THAN_ONE_SORT),r=!0);const o=q(e.map(e=>Fo(e)?e.data:null),e=>e);if(1===o.length&&null!==o[0])return Object.assign({data:o[0],fields:t.map(e=>e.field)},r?{sort:r}:{});return Object.assign({fields:t},r?{sort:r}:{})}(e.component.scales[t].domains.map(t=>(Fo(t)&&(t.data=e.lookupDataSource(t.data)),t)))}function xf(e){return V(e.component.scales).reduce((t,n)=>{const i=e.component.scales[n];if(i.merged)return t;const r=i.combine();let{domainRaw:o}=r;const{name:a,type:s,domainRaw:c,range:l}=r,f=Ne(r,["name","type","domainRaw","range"]),d=function(e,t,n){if(("x"===n||"y"===n)&&Co(e))return{step:{signal:t+"_step"}};return e}(r.range,a,n);o&&function(e){return e.signal.indexOf(Ku)>=0}(o)&&(o=function(e,t){const n=JSON.parse(t.signal.replace(Ku,"")),i=Z(n.selection),r=n.encoding;let o=n.field,a=e.component.selection&&e.component.selection[i];if(!a){if(a=e.getSelectionComponent(i,n.selection),r||o){if(r&&!o){const e=a.project.items.filter(e=>e.channel===r);!e.length||e.length>1?(o=a.project.items[0].field,Ht((e.length?"Multiple ":"No ")+`matching ${u(r)} encoding found for selection ${u(n.selection)}. `+`Using "field": ${u(o)}.`)):o=e[0].field}}else o=a.project.items[0].field,a.project.items.length>1&&Ht('A "field" or "encoding" must be specified when using a selection as a scale domain. '+`Using "field": ${u(o)}.`);return{signal:ne(o,i)}}return Ht('Use "bind": "scales" to setup a binding for scales and selections within the same view.'),{signal:"null"}}(e,o));const p=vf(e,n);return t.push(Object.assign({name:a,type:s},p?{domain:p}:{},o?{domainRaw:o}:{},{range:d},f)),t},[])}class Af extends rl{constructor(e,t){super({},{name:e}),this.merged=!1,this.domains=[],this.setWithExplicit("type",t)}get domainDefinitelyIncludesZero(){if(!1!==this.get("zero"))return!0;const e=this.domains;return!!o(e)&&P(e,e=>o(e)&&2===e.length&&e[0]<=0&&e[1]>=0)}}const wf=["range","rangeStep","scheme"];function Cf(e){return"x"===e?"width":"y"===e?"height":void 0}function Ff(e){const t=e.component.scales;_t.forEach(n=>{const i=t[n];if(!i)return;const r=e.getScaleComponent(n),a=e.specifiedScales[n],s=e.fieldDef(n),u=Cf(n);let c=u?!!e.component.layoutSize.get(u):void 0;const l=r.get("type"),f=R(["point","band"],l)||!!a.rangeStep;u&&e.fit&&!c&&f&&(Ht(Pt.CANNOT_FIX_RANGE_STEP_WITH_FIT),c=!0);const d=function(e){const t=[];for(const n of $t){const i=Ef(e,n);void 0!==i&&t.push(i)}return t}(e),p=function(e,t,n,i,r,a,s,u,c,l,f){const d=c||null===r.rangeStep;for(const t of wf)if(void 0!==r[t]){const i=nr(n,t),o=ir(e,t);if(i)if(o)Ht(o);else switch(t){case"range":return ol(r[t]);case"scheme":return ol(Df(r[t]));case"rangeStep":{const n=r[t];if(null!==n){if(!c)return ol({step:n});Ht(Pt.rangeStepDropped(e))}}}else Ht(Pt.scalePropertyNotWorkWithScaleType(n,t,e))}return al(function(e,t,n,i,r,a,s,u,c,l,f){switch(e){case We:case He:if(R(["point","band"],n)&&!l)if(e===We&&"text"===s){if(r.scale.textXRangeStep)return{step:r.scale.textXRangeStep}}else if(r.scale.rangeStep)return{step:r.scale.rangeStep};return e===He&&Xi(n)?[pf.fromName(t,u),0]:[0,pf.fromName(t,u)];case nt:{const t=function(e,t,n){if(t)return 0;switch(e){case"bar":case"tick":return n.scale.minBandSize;case"line":case"trail":case"rule":return n.scale.minStrokeWidth;case"text":return n.scale.minFontSize;case"point":case"square":case"circle":return n.scale.minSize}throw new Error(Pt.incompatibleChannel("size",e))}(s,a,r),i=function(e,t,n){const i=n.scale;switch(e){case"bar":case"tick":{if(void 0!==n.scale.maxBandSize)return n.scale.maxBandSize;const e=kf(t,n.scale);return v(e)?e-1:new pf(()=>`${e.signal} - 1`)}case"line":case"trail":case"rule":return n.scale.maxStrokeWidth;case"text":return n.scale.maxFontSize;case"point":case"square":case"circle":{if(n.scale.maxSize)return n.scale.maxSize;const e=kf(t,i);return v(e)?Math.pow(Sf*e,2):new pf(()=>`pow(${Sf} * ${e.signal}, 2)`)}}throw new Error(Pt.incompatibleChannel("size",e))}(s,c,r);return Zi(n)?function(e,t,n){const i=()=>{const i=wo(t)?t.signal:t,r=`(${i} - ${e}) / (${n} - 1)`;return`sequence(${e}, ${t} + ${r}, ${r})`};return wo(t)?new pf(i):{signal:i()}}(t,i,function(e,t,n,i){switch(e){case"quantile":return t.scale.quantileCount;case"quantize":return t.scale.quantizeCount;case"threshold":return void 0!==n&&o(n)?n.length+1:(Ht(Pt.domainRequiredForThresholdScale(i)),3)}}(n,r,f,e)):[t,i]}case at:return[r.scale.minStrokeWidth,r.scale.maxStrokeWidth];case tt:return"symbol";case Ze:case Ke:case et:return"ordinal"===n?"nominal"===i?"category":"ordinal":"rect"===s||"geoshape"===s?"heatmap":"ramp";case it:case rt:case ot:return[r.scale.minOpacity,r.scale.maxOpacity]}throw new Error(`Scale range undefined for channel ${e}`)}(e,t,n,i,a,s,u,l,f,d,r.domain))}(n,e.getSignalName.bind(e),l,s.type,a,e.config,i.get("zero"),e.mark,c,e.getName(u),d);i.setWithExplicit("range",p)})}function Ef(e,t){const n=e.getScaleComponent(t);if(!n)return;const i=n.get("type"),r=e.fieldDef(t);if(Qi(i)){const e=n&&n.get("range");if(e&&Co(e)&&v(e.step))return e.step}else if(r&&r.bin&&Xn(r.bin)){const n=e.getName($n(r,{suffix:"bins"})),i=Cf(t),o=e.getName(i);return new pf(()=>{const t=e.getSignalName(n),i=`(${t}.stop - ${t}.start) / ${t}.step`;return`${e.getSignalName(o)} / (${i})`})}}function Df(e){return function(e){return e&&!!e.name}(e)?Object.assign({scheme:e.name},j(e,["name"])):{scheme:e}}const Sf=.95;function kf(e,t){if(e.length>0){let t=1/0;for(const n of e)wo(n)?t=void 0:void 0!==t&&n<t&&(t=n);return void 0!==t?t:new pf(()=>{return`min(${e.map(e=>wo(e)?e.signal:e).join(", ")})`})}return t.rangeStep?t.rangeStep:21}function Of(e,t){zf(e)?function(e,t){const n=e.component.scales;V(n).forEach(i=>{const r=e.specifiedScales[i],a=n[i],s=e.getScaleComponent(i),u=e.fieldDef(i),c=e.config,l=r[t],f=s.get("type"),d=nr(f,t),p=ir(i,t);if(void 0!==l&&(d?p&&Ht(p):Ht(Pt.scalePropertyNotWorkWithScaleType(f,t,i))),d&&void 0===p)if(void 0!==l)a.copyKeyFromObject(t,r);else{const n=function(e,t,n,i,r,a,s,u,c,l){const f=l.scale,{type:d,sort:p}=i;switch(e){case"bins":return function(e,t){const n=t.bin;if(Xn(n)){const n=e.getName($n(t,{suffix:"bins"}));return new pf(()=>e.getSignalName(n))}if(Jn(n)&&Zn(n)&&void 0!==n.step)return{step:n.step};return}(t,i);case"interpolate":return 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r=this.assembleAxes();r.length>0&&(t.axes=r);const o=this.assembleLegends();return o.length>0&&(t.legends=o),t}hasDescendantWithFieldOnChannel(e){for(const t of this.children)if(zf(t)){if(t.channelHasField(e))return!0}else if(t.hasDescendantWithFieldOnChannel(e))return!0;return!1}getName(e){return Z((this.name?this.name+"_":"")+e)}requestDataName(e){const t=this.getName(e),n=this.component.data.outputNodeRefCounts;return n[t]=(n[t]||0)+1,t}getSizeSignalRef(e){if(Rf(this.parent)){const t="width"===e?"x":"y",n=this.component.scales[t];if(n&&!n.merged){const e=n.get("type"),i=n.get("range");if(Qi(e)&&Co(i)){const e=n.get("name"),i=bf(vf(this,t));if(i){return{signal:Au(e,n,$n({aggregate:"distinct",field:i},{expr:"datum"}))}}return Ht("Unknown field for ${channel}.  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qf(e,r):null}get filter(){return this.fieldDefs}assemble(){const e=V(this.filter).reduce((e,t)=>{const n=this.fieldDefs[t],i=$n(n,{expr:"datum"});return null!==n&&(e.push(`${i} !== null`),e.push(`!isNaN(${i})`)),e},[]);return e.length>0?{type:"filter",expr:e.join(" && ")}:null}}class Wf extends la{constructor(e,t){super(e),this.transform=t,this.transform=B(t);const{flatten:n,as:i=[]}=this.transform;this.transform.as=n.map((e,t)=>i[t]||e)}clone(){return new Wf(this.parent,B(this.transform))}producedFields(){return new Set(this.transform.as)}hash(){return`FlattenTransform ${T(this.transform)}`}assemble(){const{flatten:e,as:t}=this.transform;return{type:"flatten",fields:e,as:t}}}class Hf extends la{constructor(e,t){super(e),this.transform=t,this.transform=B(t);const n=this.transform.as||[void 0,void 0];this.transform.as=[n[0]||"key",n[1]||"value"]}clone(){return new Hf(null,B(this.transform))}producedFields(){return new Set(this.transform.as)}hash(){return`FoldTransform ${T(this.transform)}`}assemble(){const{fold:e,as:t}=this.transform;return{type:"fold",fields:e,as:t}}}class Gf extends la{constructor(e,t,n,i){super(e),this.fields=t,this.geojson=n,this.signal=i}clone(){return new Gf(null,B(this.fields),this.geojson,this.signal)}static parseAll(e,t){if(t.component.projection&&!t.component.projection.isFit)return e;let n=0;if([[Qe,Ve],[Je,Xe]].forEach(i=>{const r=i.map(e=>t.channelHasField(e)?t.fieldDef(e).field:En(t.encoding[e])?{expr:t.encoding[e].value+""}:void 0);(r[0]||r[1])&&(e=new Gf(e,r,null,t.getName(`geojson_${n++}`)))}),t.channelHasField(tt)){const i=t.fieldDef(tt);i.type===bn&&(e=new Gf(e,null,i.field,t.getName(`geojson_${n++}`)))}return e}assemble(){return Object.assign({type:"geojson"},this.fields?{fields:this.fields}:{},this.geojson?{geojson:this.geojson}:{},{signal:this.signal})}}class Yf extends la{constructor(e,t,n,i){super(e),this.projection=t,this.fields=n,this.as=i}clone(){return new Yf(null,this.projection,B(this.fields),B(this.as))}static parseAll(e,t){return t.projectionName()?([[Qe,Ve],[Je,Xe]].forEach(n=>{const i=n.map(e=>t.channelHasField(e)?t.fieldDef(e).field:En(t.encoding[e])?{expr:t.encoding[e].value+""}:void 0),r=n[0]===Je?"2":"";(i[0]||i[1])&&(e=new Yf(e,t.projectionName(),i,[t.getName("x"+r),t.getName("y"+r)]))}),e):e}assemble(){return{type:"geopoint",projection:this.projection,fields:this.fields,as:this.as}}}class Vf extends la{constructor(e,t){super(e),this.params=t}clone(){return new Vf(null,this.params)}assemble(){return Object.assign({type:"graticule"},!0===this.params?{}:this.params)}}class Qf extends la{clone(){return new Qf(null)}constructor(e){super(e)}producedFields(){return new Set([sr])}hash(){return"Identifier"}assemble(){return{type:"identifier",as:sr}}}function 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ed(e){const{config:t,markDef:n}=e,{orient:i}=n,r="horizontal"===i?"width":"height",o=e.getScaleComponent("horizontal"===i?"x":"y"),a=se(n[r],n.size,Zo("size",n,t,{vgChannel:r}),t.tick.bandSize);if(void 0!==a)return a;{const e=o?o.get("range"):void 0,n=e&&Co(e)?e.step:t.scale.rangeStep;if("number"!=typeof n)throw new Error("Function does not handle non-numeric rangeStep");return 3*n/4}}const td={area:{vgMark:"area",encodeEntry:e=>Object.assign({},Lc(e,{size:"ignore",orient:"include"}),Kc("x",e,"zeroOrMin"),Kc("y",e,"zeroOrMin"),el(e,"zeroOrMin","horizontal"===e.markDef.orient?"x2":"y2"),Hc(e))},bar:{vgMark:"rect",encodeEntry:e=>Object.assign({},Lc(e,{size:"ignore",orient:"ignore"}),Xf(e,"x"),Xf(e,"y"))},circle:{vgMark:"symbol",encodeEntry:e=>Zf(e,"circle")},geoshape:{vgMark:"shape",encodeEntry:e=>Object.assign({},Lc(e,{size:"ignore",orient:"ignore"})),postEncodingTransform:e=>{const{encoding:t}=e,n=t.shape;return[Object.assign({type:"geoshape",projection:e.projectionName()},n&&wn(n)&&n.type===bn?{field:$n(n,{expr:"datum"})}:{})]}},line:{vgMark:"line",encodeEntry:e=>{const{width:t,height:n}=e;return Object.assign({},Lc(e,{size:"ignore",orient:"ignore"}),Kc("x",e,Rc(t)),Kc("y",e,Rc(n)),Gc("size",e,{vgChannel:"strokeWidth"}),Hc(e))}},point:{vgMark:"symbol",encodeEntry:e=>Zf(e)},rect:{vgMark:"rect",encodeEntry:e=>Object.assign({},Lc(e,{size:"ignore",orient:"ignore"}),Kf(e,"x"),Kf(e,"y"))},rule:{vgMark:"rule",encodeEntry:e=>{const{markDef:t,width:n,height:i}=e,r=t.orient;return e.encoding.x||e.encoding.y||e.encoding.latitude||e.encoding.longitude?Object.assign({},Lc(e,{size:"ignore",orient:"ignore"}),Kc("x",e,"horizontal"===r?"zeroOrMin":Rc(n)),Kc("y",e,"vertical"===r?"zeroOrMin":Rc(i)),"vertical"!==r?el(e,"zeroOrMax","x2"):{},"horizontal"!==r?el(e,"zeroOrMax","y2"):{},Gc("size",e,{vgChannel:"strokeWidth"})):{}}},square:{vgMark:"symbol",encodeEntry:e=>Zf(e,"square")},text:{vgMark:"text",encodeEntry:e=>{const{config:t,encoding:n,width:i,height:r}=e;return Object.assign({},Lc(e,{size:"ignore",orient:"ignore"}),Kc("x",e,Rc(i)),Kc("y",e,Rc(r)),Qc(e),Gc("size",e,{vgChannel:"fontSize"}),qc("align",function(e,t,n){if(void 0===(e.align||Zo("align",e,n)))return"center";return}(e.markDef,0,t)),qc("baseline",function(e,t,n){if(void 0===(e.baseline||Zo("baseline",e,n)))return"middle";return}(e.markDef,0,t)))}},tick:{vgMark:"rect",encodeEntry:e=>{const{config:t,markDef:n,width:i,height:r}=e,o=n.orient,a="horizontal"===o?"width":"height",s="horizontal"===o?"height":"width";return Object.assign({},Lc(e,{size:"ignore",orient:"ignore"}),Kc("x",e,Rc(i),"xc"),Kc("y",e,Rc(r),"yc"),Gc("size",e,{defaultValue:ed(e),vgChannel:a}),{[s]:{value:se(n.thickness,t.tick.thickness)}})}},trail:{vgMark:"trail",encodeEntry:e=>{const{width:t,height:n}=e;return Object.assign({},Lc(e,{size:"include",orient:"ignore"}),Kc("x",e,Rc(t)),Kc("y",e,Rc(n)),Gc("size",e),Hc(e))}}};function nd(e){return R([me,pe,Ae],e.mark)?function(e){const t=od(e.mark,e.encoding),n=rd(e,{fromPrefix:t.length>0?id:""});return t.length>0?[{name:e.getName("pathgroup"),type:"group",from:{facet:{name:id+e.requestDataName(Qr),data:e.requestDataName(Qr),groupby:t}},encode:{update:{width:{field:{group:"width"}},height:{field:{group:"height"}}}},marks:n}]:n}(e):rd(e)}const id="faceted_path_";function rd(e,t={fromPrefix:""}){const n=e.mark,i=se(e.markDef.clip,function(e){const t=e.getScaleComponent("x"),n=e.getScaleComponent("y");return!!(t&&t.get("domainRaw")||n&&n.get("domainRaw"))||void 0}(e),function(e){const t=e.component.projection;return!(!t||t.isFit)||void 0}(e)),r=Jo(e.markDef),a=e.encoding.key,s=function(e){const{encoding:t,stack:n,mark:i,markDef:r,config:a}=e,s=t.order;if(!(!o(s)&&En(s)&&z(s.value)||!s&&z(r.order)||z(Zo("order",r,a)))){if((o(s)||wn(s))&&!n)return aa(s,{expr:"datum"});if(Ee(i)){const n=t["horizontal"===r.orient?"y":"x"];if(wn(n)){const t=n.sort;return{field:Po(t)?$n({aggregate:ti(e.encoding)?t.op:void 0,field:t.field},{expr:"datum"}):$n(n,{binSuffix:e.stack&&e.stack.impute?"mid":void 0,expr:"datum"}),order:"descending"}}}}}(e),u=td[n].postEncodingTransform?td[n].postEncodingTransform(e):null;return[Object.assign({name:e.getName("marks"),type:td[n].vgMark},i?{clip:!0}:{},r?{style:r}:{},a?{key:{field:a.field}}:{},s?{sort:s}:{},{from:{data:t.fromPrefix+e.requestDataName(Qr)},encode:{update:td[n].encodeEntry(e)}},u?{transform:u}:{})]}function od(e,t){return V(t).reduce((n,i)=>{switch(i){case"x":case"y":case"order":case"href":case"x2":case"y2":case"latitude":case"longitude":case"latitude2":case"longitude2":case"text":case"shape":case"tooltip":return n;case"detail":case"key":{const e=t[i];return(o(e)||wn(e))&&(o(e)?e:[e]).forEach(e=>{e.aggregate||n.push($n(e,{}))}),n}case"size":if("trail"===e)return n;case"color":case"fill":case"stroke":case"opacity":case"fillOpacity":case"strokeOpacity":case"strokeWidth":{const e=Mn(t[i]);return e&&!e.aggregate&&n.push($n(e,{})),n}default:throw new Error(`Bug: Channel ${i} unimplemented for line mark`)}},[])}class ad extends la{constructor(e,t){super(e),this.transform=t}clone(){return new ad(null,B(this.transform))}producedFields(){return new Set([this.transform.impute])}processSequence(e){const{start:t=0,stop:n,step:i}=e;return{signal:`sequence(${[t,n,...i?[i]:[]].join(",")})`}}static makeFromTransform(e,t){return new ad(e,t)}static makeFromEncoding(e,t){const n=t.encoding,i=n.x,r=n.y;if(wn(i)&&wn(r)){const o=i.impute?i:r.impute?r:void 0;if(void 0===o)return;const a=i.impute?r:r.impute?i:void 0,{method:s,value:u,frame:c,keyvals:l}=o.impute,f=od(t.mark,n);return new ad(e,Object.assign({impute:o.field,key:a.field},s?{method:s}:{},void 0!==u?{value:u}:{},c?{frame:c}:{},void 0!==l?{keyvals:l}:{},f.length?{groupby:f}:{}))}return null}hash(){return`Impute ${T(this.transform)}`}assemble(){const{impute:e,key:t,keyvals:n,method:i,groupby:r,value:o,frame:a=[null,null]}=this.transform,s=Object.assign({type:"impute",field:e,key:t},n?{keyvals:(u=n,u&&void 0!==u.start&&void 0!==u.stop?this.processSequence(n):n)}:{},{method:"value"},r?{groupby:r}:{},{value:null});var u;let c;if(i&&"value"!==i){c=[Object.assign({type:"window",as:[`imputed_${e}_value`],ops:[i],fields:[e],frame:a,ignorePeers:!1},r?{groupby:r}:{}),{type:"formula",expr:`datum.${e} === null ? datum.imputed_${e}_value : datum.${e}`,as:e}]}else{c=[{type:"formula",expr:`datum.${e} === null ? ${o} : datum.${e}`,as:e}]}return[s,...c]}}class sd extends rl{constructor(e={},t={},n=!1){super(e,t),this.explicit=e,this.implicit=t,this.parseNothing=n}clone(){const e=super.clone();return e.parseNothing=this.parseNothing,e}}class ud extends la{constructor(e,t,n){super(e),this.transform=t,this.secondary=n}clone(){return new ud(null,B(this.transform),this.secondary)}static make(e,t,n,i){const r=t.component.data.sources;let o=kd(n.from.data,r);o||(o=new Tl(n.from.data),r.push(o));const a=t.getName(`lookup_${i}`),s=new fa(o,a,"lookup",t.component.data.outputNodeRefCounts);return t.component.data.outputNodes[a]=s,new ud(e,n,s.getSource())}producedFields(){return new Set(this.transform.from.fields||(this.transform.as instanceof Array?this.transform.as:[this.transform.as]))}hash(){return`Lookup ${T({transform:this.transform,secondary:this.secondary})}`}assemble(){let e;if(this.transform.from.fields)e=Object.assign({values:this.transform.from.fields},this.transform.as?{as:this.transform.as instanceof Array?this.transform.as:[this.transform.as]}:{});else{let t=this.transform.as;s(t)||(Ht(Pt.NO_FIELDS_NEEDS_AS),t="_lookup"),e={as:[t]}}return Object.assign({type:"lookup",from:this.secondary,key:this.transform.from.key,fields:[this.transform.lookup]},e,this.transform.default?{default:this.transform.default}:{})}}class cd extends la{constructor(e,t){super(e),this.transform=t}clone(){return new cd(null,B(this.transform))}hash(){return`SampleTransform ${T(this.transform)}`}assemble(){return{type:"sample",size:this.transform.sample}}}class ld extends la{constructor(e,t){super(e),this.params=t}clone(){return new ld(null,this.params)}assemble(){return Object.assign({type:"sequence"},this.params)}}function fd(e){let t=0;return function n(i,r){i instanceof Tl&&!i.isGenerator&&!Ir(i.data)&&(e.push(r),r={name:null,source:r.name,transform:[]});if(i instanceof Yl&&(i.parent instanceof Tl&&!r.source?(r.format=Object.assign({},r.format||{},{parse:i.assembleFormatParse()}),r.transform.push(...i.assembleTransforms(!0))):r.transform.push(...i.assembleTransforms())),i instanceof Wl)return r.name||(r.name=`data_${t++}`),!r.source||r.transform.length>0?(e.push(r),i.data=r.name):i.data=r.source,void i.assemble().forEach(t=>e.push(t));(i instanceof Vf||i instanceof ld||i instanceof qf||i instanceof Hl||i instanceof tu||i instanceof Yf||i instanceof Gf||i instanceof Ll||i instanceof ud||i instanceof Xl||i instanceof Vl||i instanceof Hf||i instanceof Wf||i instanceof Qf||i instanceof cd)&&r.transform.push(i.assemble()),(i instanceof ql||i instanceof Uu||i instanceof ad||i instanceof Ql)&&(r.transform=r.transform.concat(i.assemble())),i instanceof fa&&(r.source&&0===r.transform.length?i.setSource(r.source):i.parent instanceof fa?i.setSource(r.name):(r.name||(r.name=`data_${t++}`),i.setSource(r.name),1===i.numChildren()&&(e.push(r),r={name:null,source:r.name,transform:[]})));switch(i.numChildren()){case 0:i instanceof fa&&(!r.source||r.transform.length>0)&&e.push(r);break;case 1:n(i.children[0],r);break;default:{r.name||(r.name=`data_${t++}`);let o=r.name;!r.source||r.transform.length>0?e.push(r):o=r.source,i.children.forEach(e=>{n(e,{name:null,source:o,transform:[]})});break}}}}function dd(e){return"top"===e||"left"===e?"header":"footer"}function pd(e,t){if(e.channelHasField(t)){const n=e.facet[t],i=ru("title",null,e.config,t);let r=zn(n,e.config,{allowDisabling:!0,includeDefault:void 0===i||!!i});e.child.component.layoutHeaders[t].title&&(r+=" / "+e.child.component.layoutHeaders[t].title,e.child.component.layoutHeaders[t].title=null);const o=R(["bottom","right"],ru("labelOrient",n,e.config,t))?"footer":"header";e.component.layoutHeaders[t]={title:r,facetFieldDef:n,[o]:"facet"===t?[]:[hd(e,t,!0)]}}}function hd(e,t,n){const i="row"===t?"height":"width";return{labels:n,sizeSignal:e.child.component.layoutSize.get(i)?e.child.getSizeSignalRef(i):void 0,axes:[]}}function md(e,t){const{child:n}=e;if(n.component.axes[t]){const{layoutHeaders:i,resolve:r}=e.component;if(r.axis[t]=il(r,t),"shared"===r.axis[t]){const r="x"===t?"column":"row",o=i[r];for(const i of n.component.axes[t]){const t=dd(i.get("orient"));o[t]=o[t]||[hd(e,r,!1)];const n=Bo(i,"main",e.config,{header:!0});o[t][0].axes.push(n),i.mainExtracted=!0}}}}function gd(e){vd(e);const t=e.component.layoutSize;t.setWithExplicit("width",xd(e,"width")),t.setWithExplicit("height",xd(e,"height"))}const yd=gd,bd={vconcat:"width",hconcat:"height"};function vd(e){for(const t of e.children)t.parseLayoutSize()}function xd(e,t){const n="width"===t?"x":"y",i=e.component.resolve;let r;for(const o of e.children){const e=o.component.layoutSize.getWithExplicit(t),a=i.scale[n];if("independent"===a&&"range-step"===e.value){r=void 0;break}if(r){if("independent"===a&&r.value!==e.value){r=void 0;break}r=cl(r,e,t,"")}else r=e}if(r){for(const n of e.children)e.renameSignal(n.getName(t),e.getName(t)),n.component.layoutSize.set(t,"merged",!1);return r}return{explicit:!1,value:void 0}}function Ad(e,t){const n="width"===t?"x":"y",i=e.config,r=e.getScaleComponent(n);if(r){const e=r.get("type"),n=r.get("range");return Qi(e)&&Co(n)?"range-step":i.view[t]}return e.hasProjection?i.view[t]:"width"===t&&"text"===e.mark?i.scale.textXRangeStep:i.scale.rangeStep||Ki.rangeStep}function wd(e,t){return function(e){return e&&!s(e)&&"repeat"in e}(e.field)?e.field.repeat in t?Object.assign({},e,{field:t[e.field.repeat]}):void Ht(Pt.noSuchRepeatedValue(e.field.repeat)):e}function Cd(e,t){if(void 0!==(e=wd(e,t))){if(null===e)return null;if(function(e){return Cn(e)&&!!e.sort}(e)&&Po(e.sort)){const n=wd(e.sort,t);e=Object.assign({},e,n?{sort:n}:{})}return e}}function Fd(e,t){if(!wn(e)){if(An(e)){const n=Cd(e.condition,t);if(n)return Object.assign({},e,{condition:n});return Ne(e,["condition"])}return e}{const n=Cd(e,t);if(n)return n;if(xn(e))return{condition:e.condition}}}function Ed(e,t){const n={};for(const i in e)if(e.hasOwnProperty(i)){const r=e[i];if(o(r))n[i]=r.map(e=>Fd(e,t)).filter(e=>e);else{const e=Fd(r,t);void 0!==e&&(n[i]=e)}}return n}function Dd(e,t,n){return $n(t,Object.assign({suffix:`by_${$n(e)}`},n||{}))}class Sd extends If{constructor(e,t,n,i,r){super(e,"facet",t,n,r,i,e.resolve),this.child=Id(e.spec,this,this.getName("child"),void 0,i,r,!1),this.children=[this.child];const o=function(e,t){return en(e)?Ed(e,t):Cd(e,t)}(e.facet,i);this.facet=this.initFacet(o)}initFacet(e){return en(e)?ai(e,(e,t,n)=>R([Le,Ie],n)?void 0===t.field?(Ht(Pt.emptyFieldDef(t,n)),e):(e[n]=Ln(t,n),e):(Ht(Pt.incompatibleChannel(n,"facet")),e),{}):{facet:Ln(e,"facet")}}channelHasField(e){return!!this.facet[e]}fieldDef(e){return this.facet[e]}parseData(){this.component.data=Od(this),this.child.parseData()}parseLayoutSize(){vd(this)}parseSelections(){this.child.parseSelections(),this.component.selection=this.child.component.selection}parseMarkGroup(){this.child.parseMarkGroup()}parseAxesAndHeaders(){this.child.parseAxesAndHeaders(),function(e){for(const t of bt)pd(e,t);md(e,"x"),md(e,"y")}(this)}assembleSelectionTopLevelSignals(e){return this.child.assembleSelectionTopLevelSignals(e)}assembleSignals(){return this.child.assembleSignals(),[]}assembleSelectionData(e){return this.child.assembleSelectionData(e)}getHeaderLayoutMixins(){const e={};for(const t of bt)for(const n of su){const i=this.component.layoutHeaders[t],r=i[n],{facetFieldDef:o}=i;if(o){const n=ru("titleOrient",o,this.config,t);if(R(["right","bottom"],n)){const i=iu(t,n);e.titleAnchor=e.titleAnchor||{},e.titleAnchor[i]="end"}}if(r&&r[0]){const r="row"===t?"height":"width",o="header"===n?"headerBand":"footerBand";"facet"===t||this.child.component.layoutSize.get(r)||(e[o]=e[o]||{},e[o][t]=.5),i.title&&(e.offset=e.offset||{},e.offset["row"===t?"rowTitle":"columnTitle"]=10)}}return e}assembleDefaultLayout(){const{column:e,row:t}=this.facet,n=e?this.columnDistinctSignal():t?1:void 0;let i="all";return(t||"independent"!==this.component.resolve.scale.x)&&(e||"independent"!==this.component.resolve.scale.y)||(i="none"),Object.assign({},this.getHeaderLayoutMixins(),n?{columns:n}:{},{bounds:"full",align:i})}assembleLayoutSignals(){return this.child.assembleLayoutSignals()}columnDistinctSignal(){if(!(this.parent&&this.parent instanceof Sd)){return{signal:`length(data('${this.getName("column_domain")}'))`}}}assembleGroup(e){return this.parent&&this.parent instanceof Sd?Object.assign({},this.channelHasField("column")?{encode:{update:{columns:{field:$n(this.facet.column,{prefix:"distinct"})}}}}:{},super.assembleGroup(e)):super.assembleGroup(e)}getCardinalityAggregateForChild(){const e=[],t=[],n=[];if(this.child instanceof Sd){if(this.child.channelHasField("column")){const i=$n(this.child.facet.column);e.push(i),t.push("distinct"),n.push(`distinct_${i}`)}}else for(const i of["x","y"]){const r=this.child.component.scales[i];if(r&&!r.merged){const o=r.get("type"),a=r.get("range");if(Qi(o)&&Co(a)){const r=bf(vf(this.child,i));r?(e.push(r),t.push("distinct"),n.push(`distinct_${r}`)):Ht("Unknown field for ${channel}.  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n?Po(n.sort)?[Dd(n,n.sort,{expr:"datum"})]:o(n.sort)?[nu(n,e,{expr:"datum"})]:[$n(n,{expr:"datum"})]:[]}facetSortOrder(e){const{facet:t}=this,n=t[e];if(n){const{sort:e}=n;return[(Po(e)?e.order:!o(e)&&e)||"ascending"]}return[]}assembleLabelTitle(){const{facet:e,config:t}=this;if(e.facet)return pu(e.facet,"facet",t);const n={row:["top","bottom"],column:["left","right"]};for(const i of au)if(e[i]){const r=ru("labelOrient",e[i],t,i);if(R(n[i],r))return pu(e[i],i,t)}}assembleMarks(){const{child:e}=this,t=function(e){const t=[],n=fd(t);return e.children.forEach(t=>n(t,{source:e.name,name:null,transform:[]})),t}(this.component.data.facetRoot),n=e.assembleGroupEncodeEntry(!1),i=this.assembleLabelTitle()||e.assembleTitle(),r=e.assembleGroupStyle();return[Object.assign({name:this.getName("cell"),type:"group"},i?{title:i}:{},r?{style:r}:{},{from:{facet:this.assembleFacet()},sort:{field:M(bt.map(e=>this.facetSortFields(e))),order:M(bt.map(e=>this.facetSortOrder(e)))}},t.length>0?{data:t}:{},n?{encode:{update:n}}:{},e.assembleGroup(function(e,t){if(e.component.selection&&V(e.component.selection).length){const n=u(e.getName("cell"));t.unshift({name:"facet",value:{},on:[{events:wu("mousemove","scope"),update:`isTuple(facet) ? facet : group(${n}).datum`}]})}return t}(this,[])))]}getMapping(){return this.facet}}function kd(e,t){for(const n of t){const t=n.data;if((!e.name||!n.hasName()||e.name===n.dataName)&&!(e.format&&e.format.mesh&&t.format&&t.format.feature))if(qr(e)&&qr(t)){if($(e.values,t.values))return n}else if(Ir(e)&&Ir(t)){if(e.url===t.url)return n}else if(Wr(e)&&e.name===n.dataName)return n}return null}function Od(e){let t=function(e,t){if(e.data||!e.parent){const n=kd(e.data,t);if(n)return Hr(e.data)||(n.data.format=L({},e.data.format,n.data.format)),!n.hasName()&&e.data.name&&(n.dataName=e.data.name),n;{const n=new Tl(e.data);return t.push(n),n}}return e.parent.component.data.facetRoot?e.parent.component.data.facetRoot:e.parent.component.data.main}(e,e.component.data.sources);const{outputNodes:n,outputNodeRefCounts:i}=e.component.data,r=e.parent?e.parent.component.data.ancestorParse.clone():new sd,o=e.data;Hr(o)?(Gr(o)?t=new ld(t,o.sequence):Vr(o)&&(t=new Vf(t,o.graticule)),r.parseNothing=!0):o&&o.format&&null===o.format.parse&&(r.parseNothing=!0),t=Yl.makeExplicit(t,e,r)||t,!rc(e)||!zf(e)&&!Mf(e)||e.parent&&Mf(e.parent)||(t=new Qf(t));const a=e.parent&&Mf(e.parent);(zf(e)||Rf(e))&&a&&(t=ql.makeFromEncoding(t,e)||t),e.transforms.length>0&&(t=function(e,t,n){let i=0;for(const r of t.transforms){let o,a=void 0;if(mo(r))o=e=new tu(e,r),a="derived";else if(uo(r))o=e=Yl.makeImplicitFromFilterTransform(e,r,n)||e,e=new Hl(e,t,r.filter);else if(go(r))o=e=ql.makeFromTransform(e,r,t),a="number";else if(bo(r))o=e=Uu.makeFromTransform(e,r),a="date",void 0===n.getWithExplicit(r.field).value&&(e=new Yl(e,{[r.field]:a}),n.set(r.field,a,!1));else if(vo(r))o=e=Ll.makeFromTransform(e,r),a="number",rc(t)&&(e=new Qf(e));else if(co(r))o=e=ud.make(e,t,r,i++),a="derived";else if(fo(r))o=e=new Xl(e,r),a="number";else if(po(r))o=e=new Vl(e,r),a="number";else if(xo(r))o=e=Ql.makeFromTransform(e,r),a="derived";else if(Ao(r))o=e=new Hf(e,r),a="derived";else if(ho(r))o=e=new Wf(e,r),a="derived";else if(lo(r))e=new cd(e,r);else{if(!yo(r)){Ht(Pt.invalidTransformIgnored(r));continue}o=e=ad.makeFromTransform(e,r),a="derived"}if(o&&void 0!==a)for(const e of o.producedFields())n.set(e,a,!1)}return e}(t,e,r)),t=Yl.makeImplicitFromEncoding(t,e,r)||t,zf(e)&&(t=Gf.parseAll(t,e),t=Yf.parseAll(t,e)),(zf(e)||Rf(e))&&(a||(t=ql.makeFromEncoding(t,e)||t),t=Uu.makeFromEncoding(t,e)||t,t=tu.parseAllForSortIndex(t,e));const s=e.getName(Xr),u=new fa(t,s,Xr,i);if(n[s]=u,t=u,zf(e)){const n=Ll.makeFromEncoding(t,e);n&&(t=n,rc(e)&&(t=new Qf(t))),t=ad.makeFromEncoding(t,e)||t,t=Ql.makeFromEncoding(t,e)||t}zf(e)&&(t=qf.make(t,e)||t);const c=e.getName(Qr),l=new fa(t,c,Qr,i);n[c]=l,t=l;let f=null;if(Rf(e)){const i=e.getName("facet");t=function(e,t){const{row:n,column:i}=t;if(n&&i){let t=null;for(const r of[n,i])if(Po(r.sort)){const{field:n,op:i=Ro}=r.sort;e=t=new Vl(e,{joinaggregate:[{op:i,field:n,as:Dd(r,r.sort,{forAs:!0})}],groupby:[$n(r)]})}return t}return null}(t=tu.parseAllForSortIndex(t,e),e.facet)||t,f=new Wl(t,e,i,l.getSource()),n[i]=f,t=f}return Object.assign({},e.component.data,{outputNodes:n,outputNodeRefCounts:i,raw:u,main:l,facetRoot:f,ancestorParse:r})}class $d extends Lf{constructor(e,t,n,i,r,o,a){super(e,t,n,i,r,o,a)}parseData(){this.component.data=Od(this),this.children.forEach(e=>{e.parseData()})}parseSelections(){this.component.selection={};for(const e of this.children)e.parseSelections(),V(e.component.selection).forEach(t=>{this.component.selection[t]=e.component.selection[t]})}parseMarkGroup(){for(const e of this.children)e.parseMarkGroup()}parseAxesAndHeaders(){for(const e of this.children)e.parseAxesAndHeaders()}assembleSelectionTopLevelSignals(e){return this.children.reduce((e,t)=>t.assembleSelectionTopLevelSignals(e),e)}assembleSignals(){return this.children.forEach(e=>e.assembleSignals()),[]}assembleLayoutSignals(){return this.children.reduce((e,t)=>[...e,...t.assembleLayoutSignals()],bu(this))}assembleSelectionData(e){return this.children.reduce((e,t)=>t.assembleSelectionData(e),e)}assembleMarks(){return this.children.map(e=>{const t=e.assembleTitle(),n=e.assembleGroupStyle(),i=e.assembleGroupEncodeEntry(!1);return Object.assign({type:"group",name:e.getName("group")},t?{title:t}:{},n?{style:n}:{},i?{encode:{update:i}}:{},e.assembleGroup())})}}class Bd extends $d{constructor(e,t,n,i,r){super(e,"concat",t,n,r,i,e.resolve),e.resolve&&e.resolve.axis&&("shared"===e.resolve.axis.x||"shared"===e.resolve.axis.y)&&Ht(Pt.CONCAT_CANNOT_SHARE_AXIS),this.concatType=fr(e)?"vconcat":dr(e)?"hconcat":"concat",this.children=this.getChildren(e).map((e,t)=>Id(e,this,this.getName("concat_"+t),void 0,i,r,!1))}getChildren(e){return fr(e)?e.vconcat:dr(e)?e.hconcat:e.concat}parseLayoutSize(){!function(e){vd(e);const t=e.component.layoutSize,n=bd[e.concatType];n&&t.setWithExplicit(n,xd(e,n))}(this)}parseAxisGroup(){return null}assembleDefaultLayout(){return Object.assign({},"vconcat"===this.concatType?{columns:1}:{},{bounds:"full",align:"each"})}}class Nd extends rl{constructor(e={},t={},n=!1){super(),this.explicit=e,this.implicit=t,this.mainExtracted=n}clone(){return new Nd(B(this.explicit),B(this.implicit),this.mainExtracted)}hasAxisPart(e){return"axis"===e||("grid"===e||"title"===e?!!this.get(e):!(!1===(t=this.get(e))||null===t));var t}}const jd={bottom:"top",top:"bottom",left:"right",right:"left"};function _d(e,t){if(!e)return t.map(e=>e.clone());{if(e.length!==t.length)return;const n=e.length;for(let i=0;i<n;i++){const n=e[i],r=t[i];if(!!n!=!!r)return;if(n&&r){const t=n.getWithExplicit("orient"),o=r.getWithExplicit("orient");if(t.explicit&&o.explicit&&t.value!==o.value)return;e[i]=Td(n,r)}}}return e}function Td(e,t){for(const n of $o){const i=cl(e.getWithExplicit(n),t.getWithExplicit(n),n,"axis",(e,t)=>{switch(n){case"title":return ca(e,t);case"gridScale":return{explicit:e.explicit,value:se(e.value,t.value)}}return ul(e,t,n,"axis")});e.setWithExplicit(n,i)}return e}function zd(e,t){const n="x"===t?"x2":"y2",i=e.fieldDef(t),r=e.fieldDef(n),o=i?i.title:void 0,a=r?r.title:void 0;return o&&a?ua(o,a):o||(a||(void 0!==o?o:void 0!==a?a:void 0))}function Rd(e,t){const n=t.axis(e),i=new Nd;$o.forEach(r=>{const o=function(e,t,n,i){const r=i.fieldDef(n),o=qo(i,t,n,r),a=se(t.orient,Vo(n));switch(e){case"scale":return i.scaleName(n);case"gridScale":return Io(i,n);case"format":if(Hn(r))return;return ta(r,t.format,i.config);case"formatType":if(Hn(r))return;return t.formatType;case"grid":if(Jn(i.fieldDef(n).bin))return!1;{const e=i.getScaleComponent(n).get("type");return se(t.grid,Lo(e,r))}case"labelAlign":return se(t.labelAlign,Ho(o,a));case"labelAngle":return o;case"labelBaseline":return se(t.labelBaseline,Wo(o,a));case"labelFlush":return se(t.labelFlush,Go(r,n));case"labelOverlap":{const e=i.getScaleComponent(n).get("type");return se(t.labelOverlap,Yo(r,e))}case"orient":return a;case"tickCount":{const e=i.getScaleComponent(n).get("type"),o="x"===n?"width":"y"===n?"height":void 0,a=o?i.getSizeSignalRef(o):void 0;return se(t.tickCount,Qo({fieldDef:r,scaleType:e,size:a}))}case"title":{const e="x"===n?"x2":"y2",o=i.fieldDef(e);return se(t.title,zd(i,n),sa([vn(r)],o?[vn(o)]:[]))}case"values":return Xo(t,0,r)}return s=e,Oo[s]?t[e]:void 0;var s}(r,n,e,t);if(void 0!==o){const a=function(e,t,n,i,r){switch(t){case"titleAngle":case"labelAngle":return e===de(n[t]);case"values":return!!n.values;case"encode":return!!n.encoding||!!n.labelAngle;case"title":if(e===zd(i,r))return!0}return e===n[t]}(o,r,n,t,e),s=Mo(r,t.config,e,i.get("orient"),t.getScaleComponent(e).get("type"));a||void 0===s?i.set(r,o,a):R(["grid","orient"],r)&&s&&i.set(r,s,!1)}});const r=n.encoding||{},o=Do.reduce((n,o)=>{if(!i.hasAxisPart(o))return n;const a=tl(r[o]||{},t),s="labels"===o?function(e,t,n){const i=e.fieldDef(t)||("x"===t?e.fieldDef("x2"):"y"===t?e.fieldDef("y2"):void 0),r=e.axis(t),o=e.config;let a={};if(Hn(i)){const n=e.getScaleComponent(t).get("type")===Pi.UTC,s=oa("datum.value",i.timeUnit,r.format,o.axis.shortTimeLabels,null,n);s&&(a.text={signal:s})}return a=Object.assign({},a,n),0===V(a).length?void 0:a}(t,e,a):a;return void 0!==s&&V(s).length>0&&(n[o]={update:s}),n},{});return V(o).length>0&&i.set("encode",o,!!n.encoding||void 0!==n.labelAngle),i}function Pd(e,t,n){const i=Se(e)?Object.assign({},e):{type:e},r=i.orient||Zo("orient",i,n);return i.orient=function(e,t,n){switch(e){case ge:case we:case Ce:case ve:case ye:return}const{x:i,y:r,x2:o,y2:a}=t;switch(e){case he:if(wn(i)&&Jn(i.bin))return"vertical";if(wn(r)&&Jn(r.bin))return"horizontal";if(a||o){if(n)return n;if(!o&&wn(i)&&i.type===hn&&!Xn(i.bin))return"horizontal";if(!a&&wn(r)&&r.type===hn&&!Xn(r.bin))return"vertical"}case be:if(o&&a)return;case pe:if(a)return wn(r)&&Jn(r.bin)?"horizontal":"vertical";if(o)return wn(i)&&Jn(i.bin)?"vertical":"horizontal";if(e===be){if(t.x&&!t.y)return"vertical";if(t.y&&!t.x)return"horizontal"}case me:case xe:{const i=wn(t.x)&&Bn(t.x),r=wn(t.y)&&Bn(t.y);if(i&&!r)return"tick"!==e?"horizontal":"vertical";if(!i&&r)return"tick"!==e?"vertical":"horizontal";if(i&&r){const i=t.x,r=t.y,o=i.type===gn,a=r.type===gn;return o&&!a?"tick"!==e?"vertical":"horizontal":!o&&a?"tick"!==e?"horizontal":"vertical":!i.aggregate&&r.aggregate?"tick"!==e?"vertical":"horizontal":i.aggregate&&!r.aggregate?"tick"!==e?"horizontal":"vertical":n||"vertical"}return n||void 0}}return"vertical"}(i.type,t,r),void 0!==r&&r!==i.orient&&Ht(Pt.orientOverridden(i.orient,r)),void 0===se(i.opacity,Zo("opacity",i,n))&&(i.opacity=function(e,t){if(R([ge,xe,we,Ce],e)&&!ti(t))return.7;return}(i.type,t)),void 0===i.filled&&(i.filled=function(e,t){const n=Zo("filled",e,t),i=e.type;return se(n,i!==ge&&i!==me&&i!==be)}(i,n)),void 0===(i.cursor||Zo("cursor",i,n))&&(i.cursor=function(e,t,n){if(t.href||e.href||Zo("href",e,n))return"pointer";return e.cursor}(i,t,n)),i}class Ud extends If{constructor(e,t,n,i={},r,o,a){super(e,"unit",t,n,o,r,void 0,e.view),this.fit=a,this.specifiedScales={},this.specifiedAxes={},this.specifiedLegends={},this.specifiedProjection={},this.selection={},this.children=[],this.initSize(Object.assign({},i,e.width?{width:e.width}:{},e.height?{height:e.height}:{}));const s=Se(e.mark)?e.mark.type:e.mark,u=this.encoding=ii(function(e,t){return Ed(e,t)}(e.encoding||{},r),s);this.markDef=Pd(e.mark,u,o),this.stack=kr(s,u,this.config.stack),this.specifiedScales=this.initScales(s,u),this.specifiedAxes=this.initAxes(u),this.specifiedLegends=this.initLegend(u),this.specifiedProjection=e.projection,this.selection=e.selection}get hasProjection(){const{encoding:e}=this,t=this.mark===Fe,n=e&&ht.some(t=>wn(e[t]));return t||n}scaleDomain(e){const t=this.specifiedScales[e];return t?t.domain:void 0}axis(e){return this.specifiedAxes[e]}legend(e){return this.specifiedLegends[e]}initScales(e,t){return _t.reduce((e,n)=>{let i,r;const o=t[n];return wn(o)?(i=o,r=o.scale):An(o)&&(i=o.condition,r=o.condition.scale),i&&(e[n]=r||{}),e},{})}initAxes(e){return[We,He].reduce((t,n)=>{const i=e[n];if(wn(i)||n===We&&wn(e.x2)||n===He&&wn(e.y2)){const e=wn(i)?i.axis:null;null!==e&&(t[n]=Object.assign({},e))}return t},{})}initLegend(e){return Nt.reduce((t,n)=>{const i=e[n];if(i){const e=wn(i)?i.legend:An(i)?i.condition.legend:null;null!==e&&!1!==e&&function(e){switch(e){case Ze:case Ke:case et:case nt:case tt:case it:return!0;case rt:case ot:case at:return!1}}(n)&&(t[n]=Object.assign({},e))}return t},{})}parseData(){this.component.data=Od(this)}parseLayoutSize(){!function(e){const t=e.component.layoutSize;if(!t.explicit.width){const n=Ad(e,"width");t.set("width",n,!1)}if(!t.explicit.height){const n=Ad(e,"height");t.set("height",n,!1)}}(this)}parseSelections(){this.component.selection=function(e,t){const n={},i=e.config.selection;t&&(t=B(t));for(let r in t){if(!t.hasOwnProperty(r))continue;const o=t[r],a=Ne(i[o.type],["fields","encodings"]);for(const e in a)"encodings"===e&&o.fields||"fields"===e&&o.encodings||("mark"===e&&(o[e]=Object.assign({},a[e],o[e])),void 0!==o[e]&&!0!==o[e]||(o[e]=a[e]||o[e]));const u=n[r=Z(r)]=Object.assign({},o,{name:r,events:s(o.on)?wu(o.on,"scope"):o.on});bc(u,t=>{t.parse&&t.parse(e,o,u)})}return n}(this,this.selection)}parseMarkGroup(){this.component.mark=nd(this)}parseAxesAndHeaders(){var e;this.component.axes=(e=this,$t.reduce((t,n)=>(e.component.scales[n]&&e.axis(n)&&(t[n]=[Rd(n,e)]),t),{}))}assembleSelectionTopLevelSignals(e){return function(e,t){let n=!1;nc(e,(i,r)=>{const o=i.name,a=u(o+Xu);t.filter(e=>e.name===o).length||t.push({name:i.name,update:`${ec}(${a}`+("global"===i.resolve?")":`, ${u(i.resolve)})`)}),n=!0,r.topLevelSignals&&(t=r.topLevelSignals(e,i,t)),bc(i,n=>{n.topLevelSignals&&(t=n.topLevelSignals(e,i,t))})}),n&&(t.filter(e=>"unit"===e.name).length||t.unshift({name:"unit",value:{},on:[{events:"mousemove",update:"isTuple(group()) ? group() : unit"}]}));return t}(this,e)}assembleSignals(){return[...No(this),...(e=this,t=[],nc(e,(n,i)=>{const r=n.name;let o=i.modifyExpr(e,n);t.push(...i.signals(e,n)),bc(n,i=>{i.signals&&(t=i.signals(e,n,t)),i.modifyExpr&&(o=i.modifyExpr(e,n,o))}),t.push({name:r+Zu,update:`modify(${u(n.name+Xu)}, ${o})`})}),t)];var e,t}assembleSelectionData(e){return function(e,t){return nc(e,e=>{t.filter(t=>t.name===e.name+Xu).length||t.push({name:e.name+Xu})}),t}(this,e)}assembleLayout(){return null}assembleLayoutSignals(){return bu(this)}assembleMarks(){let e=this.component.mark||[];return this.parent&&Mf(this.parent)||(e=xc(this,e)),e.map(this.correctDataNames)}getMapping(){return this.encoding}get mark(){return this.markDef.type}channelHasField(e){return ei(this.encoding,e)}fieldDef(e){return Mn(this.encoding[e])}}class Md extends Lf{constructor(e,t,n,i,r,o,a){super(e,"layer",t,n,o,r,e.resolve,e.view);const s=Object.assign({},i,e.width?{width:e.width}:{},e.height?{height:e.height}:{});this.initSize(s),this.children=e.layer.map((e,t)=>{if(Cr(e))return new Md(e,this,this.getName("layer_"+t),s,r,o,a);if($e(e))return new Ud(e,this,this.getName("layer_"+t),s,r,o,a);throw new Error(Pt.INVALID_SPEC)})}parseData(){this.component.data=Od(this);for(const e of this.children)e.parseData()}parseLayoutSize(){gd(this)}parseSelections(){this.component.selection={};for(const e of this.children)e.parseSelections(),V(e.component.selection).forEach(t=>{this.component.selection[t]=e.component.selection[t]})}parseMarkGroup(){for(const e of this.children)e.parseMarkGroup()}parseAxesAndHeaders(){!function(e){const{axes:t,resolve:n}=e.component,i={top:0,bottom:0,right:0,left:0};for(const i of e.children){i.parseAxesAndHeaders();for(const r of V(i.component.axes))n.axis[r]=il(e.component.resolve,r),"shared"===n.axis[r]&&(t[r]=_d(t[r],i.component.axes[r]),t[r]||(n.axis[r]="independent",delete t[r]))}for(const r of[We,He]){for(const o of e.children)if(o.component.axes[r]){if("independent"===n.axis[r]){t[r]=(t[r]||[]).concat(o.component.axes[r]);for(const e of o.component.axes[r]){const{value:t,explicit:n}=e.getWithExplicit("orient");if(i[t]>0&&!n){const n=jd[t];i[t]>i[n]&&e.set("orient",n,!1)}i[t]++}}delete o.component.axes[r]}if("independent"===n.axis[r]&&t[r]&&t[r].length>1)for(const e of t[r])e.get("grid")&&!e.explicit.grid&&(e.implicit.grid=!1)}}(this)}assembleSelectionTopLevelSignals(e){return this.children.reduce((e,t)=>t.assembleSelectionTopLevelSignals(e),e)}assembleSignals(){return this.children.reduce((e,t)=>e.concat(t.assembleSignals()),No(this))}assembleLayoutSignals(){return this.children.reduce((e,t)=>e.concat(t.assembleLayoutSignals()),bu(this))}assembleSelectionData(e){return this.children.reduce((e,t)=>t.assembleSelectionData(e),e)}assembleTitle(){let e=super.assembleTitle();if(e)return e;for(const t of this.children)if(e=t.assembleTitle())return e}assembleLayout(){return null}assembleMarks(){return function(e,t){for(const n of e.children)zf(n)&&(t=xc(n,t));return t}(this,M(this.children.map(e=>e.assembleMarks())))}assembleLegends(){return this.children.reduce((e,t)=>e.concat(t.assembleLegends()),Ol(this))}}class Ld extends $d{constructor(e,t,n,i,r){super(e,"repeat",t,n,r,i,e.resolve),e.resolve&&e.resolve.axis&&("shared"===e.resolve.axis.x||"shared"===e.resolve.axis.y)&&Ht(Pt.REPEAT_CANNOT_SHARE_AXIS),this.repeat=e.repeat,this.children=this._initChildren(e,this.repeat,i,r)}_initChildren(e,t,n,i){const r=[],a=!o(t)&&t.row||[n?n.row:null],s=!o(t)&&t.column||[n?n.column:null],u=o(t)&&t||[n?n.repeat:null];for(const t of u)for(const n of a)for(const o of s){const a=(t?`__repeat_repeat_${t}`:"")+(n?`__repeat_row_${n}`:"")+(o?`__repeat_column_${o}`:""),s={repeat:t,row:n,column:o};r.push(Id(e.spec,this,this.getName("child"+a),void 0,s,i,!1))}return r}parseLayoutSize(){yd(this)}assembleDefaultLayout(){const{repeat:e}=this,t=o(e)?void 0:e.column?e.column.length:1;return Object.assign({},t?{columns:t}:{},{bounds:"full",align:"all"})}}function Id(e,t,n,i,r,o,a){if(tn(e))return new Sd(e,t,n,r,o);if(Cr(e))return new Md(e,t,n,i,r,o,a);if($e(e))return new Ud(e,t,n,i,r,o,a);if(pr(e))return new Ld(e,t,n,r,o);if(function(e){return fr(e)||dr(e)||lr(e)}(e))return new Bd(e,t,n,r,o);throw new Error(Pt.INVALID_SPEC)}const qd=new class extends Fr{mapUnit(e,{config:t}){if(e.encoding){const{encoding:n,transform:i}=e,{bins:r,timeUnits:o,aggregate:a,groupby:s,encoding:u}=ni(n,t),c=[...i||[],...r,...o,...a.length?[{aggregate:a,groupby:s}]:[]];return Object.assign({},e,c.length>0?{transform:c}:{},{encoding:u})}return e}};const Wd=t;e.compile=function(e,t={}){t.logger&&qt(t.logger),t.fieldTitle&&Tn(t.fieldTitle);try{const n=yr(L({},t.config,e.config)),i=Rr(e,n),r=function(e,t,n=!0){const 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