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new Set([...this.dimensions,...b(this.measures)])}producedFields(){const t=new Set;for(const n of b(this.measures))for(const i of b(this.measures[n])){const r=this.measures[n][i];r.size===0?t.add(`${i}_${n}`):r.forEach(t.add,t)}return t}hash(){return`Aggregate ${O({dimensions:this.dimensions,measures:this.measures})}`}assemble(){const t=[],n=[],i=[];for(const s of b(this.measures))for(const o of b(this.measures[s]))for(const a of this.measures[s][o])i.push(a),t.push(o),n.push(s==="*"?null:$e(s));const r={type:"aggregate",groupby:[...this.dimensions].map($e),ops:t,fields:n,as:i};return r}}class Rn extends R{constructor(t,n,i,r){super(t);this.model=n,this.name=i,this.data=r;for(const s of _e){const o=n.facet[s];if(o){const{bin:a,sort:c}=o;this[s]={name:n.getName(`${s}_domain`),fields:[w(o),...j(a)?[w(o,{binSuffix:"end"})]:[]],...Xe(c)?{sortField:c}:E(c)?{sortIndexField:Pn(o,s)}:{}}}}this.childModel=n.child}hash(){let t="Facet";for(const n of _e)this[n]&&(t+=` ${n.charAt(0)}:${O(this[n])}`);return t}get fields(){const t=[];for(const n of _e)this[n]?.fields&&t.push(...this[n].fields);return t}dependentFields(){const t=new Set(this.fields);for(const n of _e)this[n]&&(this[n].sortField&&t.add(this[n].sortField.field),this[n].sortIndexField&&t.add(this[n].sortIndexField));return t}producedFields(){return new Set}getSource(){return this.name}getChildIndependentFieldsWithStep(){const t={};for(const n of qe){const i=this.childModel.component.scales[n];if(i&&!i.merged){const r=i.get("type"),s=i.get("range");if(Z(r)&&Ct(s)){const o=hr(this.childModel,n),a=Co(o);a?t[n]=a:x(Jr(n))}}}return t}assembleRowColumnHeaderData(t,n,i){const r={row:"y",column:"x",facet:void 0}[t],s=[],o=[],a=[];r&&i&&i[r]&&(n?(s.push(`distinct_${i[r]}`),o.push("max")):(s.push(i[r]),o.push("distinct")),a.push(`distinct_${i[r]}`));const{sortField:c,sortIndexField:u}=this[t];if(c){const{op:l=Di,field:f}=c;s.push(f),o.push(l),a.push(w(c,{forAs:!0}))}else u&&(s.push(u),o.push("max"),a.push(u));return{name:this[t].name,source:n??this.data,transform:[{type:"aggregate",groupby:this[t].fields,...s.length?{fields:s,ops:o,as:a}:{}}]}}assembleFacetHeaderData(t){const{columns:n}=this.model.layout,{layoutHeaders:i}=this.model.component,r=[],s={};for(const c of lo){for(const u of fo){const l=(i[c]&&i[c][u])??[];for(const f of l)if(f.axes?.length>0){s[c]=!0;break}}if(s[c]){const u=`length(data("${this.facet.name}"))`,l=c==="row"?n?{signal:`ceil(${u} / ${n})`}:1:n?{signal:`min(${u}, ${n})`}:{signal:u};r.push({name:`${this.facet.name}_${c}`,transform:[{type:"sequence",start:0,stop:l}]})}}const{row:o,column:a}=s;return(o||a)&&r.unshift(this.assembleRowColumnHeaderData("facet",null,t)),r}assemble(){const t=[];let n=null;const i=this.getChildIndependentFieldsWithStep(),{column:r,row:s,facet:o}=this;if(r&&s&&(i.x||i.y)){n=`cross_${this.column.name}_${this.row.name}`;const a=[].concat(i.x??[],i.y??[]),c=a.map(()=>"distinct");t.push({name:n,source:this.data,transform:[{type:"aggregate",groupby:this.fields,fields:a,ops:c}]})}for(const a of[rt,it])this[a]&&t.push(this.assembleRowColumnHeaderData(a,n,i));if(o){const a=this.assembleFacetHeaderData(i);a&&t.push(...a)}return t}}function Ql(e){return e.startsWith("'")&&e.endsWith("'")||e.startsWith('"')&&e.endsWith('"')?e.slice(1,-1):e}function Pb(e,t){const n=Dr(e);if(t==="number")return`toNumber(${n})`;if(t==="boolean")return`toBoolean(${n})`;if(t==="string")return`toString(${n})`;if(t==="date")return`toDate(${n})`;if(t==="flatten")return n;if(t.startsWith("date:")){const i=Ql(t.slice(5,t.length));return`timeParse(${n},'${i}')`}else if(t.startsWith("utc:")){const i=Ql(t.slice(4,t.length));return`utcParse(${n},'${i}')`}else return x(tp(t)),null}function zb(e){const t={};return bi(e.filter,n=>{if(rc(n)){let i=null;rs(n)?i=xe(n.equal):os(n)?i=xe(n.lte):ss(n)?i=xe(n.lt):as(n)?i=xe(n.gt):cs(n)?i=xe(n.gte):us(n)?i=n.range[0]:ls(n)&&(i=(n.oneOf??n.in)[0]),i&&(Wt(i)?t[n.field]="date":B(i)?t[n.field]="number":N(i)&&(t[n.field]="string")),n.timeUnit&&(t[n.field]="date")}}),t}function Rb(e){const t={};function n(i){_n(i)?t[i.field]="date":i.type==="quantitative"&&Pd(i.aggregate)?t[i.field]="number":pn(i.field)>1?i.field in t||(t[i.field]="flatten"):Kt(i)&&Xe(i.sort)&&pn(i.sort.field)>1&&(i.sort.field in t||(t[i.sort.field]="flatten"))}if((V(e)||De(e))&&e.forEachFieldDef((i,r)=>{if(ce(i))n(i);else{const s=Ut(r),o=e.fieldDef(s);n({...i,type:o.type})}}),V(e)){const{mark:i,markDef:r,encoding:s}=e;if(Ft(i)&&!e.encoding.order){const o=r.orient==="horizontal"?"y":"x",a=s[o];S(a)&&a.type==="quantitative"&&!(a.field in t)&&(t[a.field]="number")}}return t}function Ib(e){const t={};if(V(e)&&e.component.selection)for(const n of b(e.component.selection)){const i=e.component.selection[n];for(const r of i.project.items)!r.channel&&pn(r.field)>1&&(t[r.field]="flatten")}return t}class oe extends R{clone(){return new oe(null,C(this._parse))}constructor(t,n){super(t);this._parse=n}hash(){return`Parse ${O(this._parse)}`}static makeExplicit(t,n,i){let r={};const s=n.data;return!Ot(s)&&s?.format?.parse&&(r=s.format.parse),this.makeWithAncestors(t,r,{},i)}static makeWithAncestors(t,n,i,r){for(const a of b(i)){const c=r.getWithExplicit(a);c.value!==void 0&&(c.explicit||c.value===i[a]||c.value==="derived"||i[a]==="flatten"?delete i[a]:x(Da(a,i[a],c.value)))}for(const a of b(n)){const c=r.get(a);c!==void 0&&(c===n[a]?delete n[a]:x(Da(a,n[a],c)))}const s=new mt(n,i);r.copyAll(s);const o={};for(const a of b(s.combine())){const c=s.get(a);c!==null&&(o[a]=c)}return b(o).length===0||r.parseNothing?null:new oe(t,o)}get parse(){return this._parse}merge(t){this._parse={...this._parse,...t.parse},t.remove()}assembleFormatParse(){const t={};for(const n of b(this._parse)){const i=this._parse[n];pn(n)===1&&(t[n]=i)}return t}producedFields(){return new Set(b(this._parse))}dependentFields(){return new Set(b(this._parse))}assembleTransforms(t=!1){return b(this._parse).filter(n=>t?pn(n)>1:!0).map(n=>{const i=Pb(n,this._parse[n]);if(!i)return null;const r={type:"formula",expr:i,as:jr(n)};return r}).filter(n=>n!==null)}}class Rt extends R{clone(){return new Rt(null)}constructor(t){super(t)}dependentFields(){return new Set}producedFields(){return new Set([Ie])}hash(){return"Identifier"}assemble(){return{type:"identifier",as:Ie}}}class ai extends R{clone(){return new ai(null,this.params)}constructor(t,n){super(t);this.params=n}dependentFields(){return new Set}producedFields(){return}hash(){return`Graticule ${O(this.params)}`}assemble(){return{type:"graticule",...this.params===!0?{}:this.params}}}class ci extends R{clone(){return new ci(null,this.params)}constructor(t,n){super(t);this.params=n}dependentFields(){return new Set}producedFields(){return new Set([this.params.as??"data"])}hash(){return`Hash ${O(this.params)}`}assemble(){return{type:"sequence",...this.params}}}class tn extends R{constructor(t){super(null);t??(t={name:"source"});let n;if(Ot(t)||(n=t.format?{...fe(t.format,["parse"])}:{}),ii(t))this._data={values:t.values};else if(Cn(t)){if(this._data={url:t.url},!n.type){let i=/(?:\.([^.]+))?$/.exec(t.url)[1];P(["json","csv","tsv","dsv","topojson"],i)||(i="json"),n.type=i}}else Uu(t)?this._data={values:[{type:"Sphere"}]}:(Du(t)||Ot(t))&&(this._data={});this._generator=Ot(t),t.name&&(this._name=t.name),n&&!I(n)&&(this._data.format=n)}dependentFields(){return new Set}producedFields(){return}get data(){return this._data}hasName(){return!!this._name}get isGenerator(){return this._generator}get dataName(){return this._name}set dataName(t){this._name=t}set parent(t){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{name:this._name,...this._data,transform:[]}}}var Jl=function(e,t,n,i,r){if(i==="m")throw new TypeError("Private method is not writable");if(i==="a"&&!r)throw new TypeError("Private accessor was defined without a setter");if(typeof t=="function"?e!==t||!r:!t.has(e))throw new TypeError("Cannot write private member to an object whose class did not declare it");return i==="a"?r.call(e,n):r?r.value=n:t.set(e,n),n},Lb=function(e,t,n,i){if(n==="a"&&!i)throw new TypeError("Private accessor was defined without a getter");if(typeof t=="function"?e!==t||!i:!t.has(e))throw new TypeError("Cannot read private member from an object whose class did not declare it");return n==="m"?i:n==="a"?i.call(e):i?i.value:t.get(e)},ui;function bo(e){return e instanceof tn||e instanceof ai||e instanceof ci}class xo{constructor(){ui.set(this,void 0),Jl(this,ui,!1,"f")}setModified(){Jl(this,ui,!0,"f")}get modifiedFlag(){return Lb(this,ui,"f")}}ui=new WeakMap;class nn extends xo{getNodeDepths(t,n,i){i.set(t,n);for(const r of t.children)this.getNodeDepths(r,n+1,i);return i}optimize(t){const n=this.getNodeDepths(t,0,new Map),i=[...n.entries()].sort((r,s)=>s[1]-r[1]);for(const r of i)this.run(r[0]);return this.modifiedFlag}}class So extends xo{optimize(t){this.run(t);for(const n of t.children)this.optimize(n);return this.modifiedFlag}}class Mb extends So{mergeNodes(t,n){const i=n.shift();for(const r of n)t.removeChild(r),r.parent=i,r.remove()}run(t){const n=t.children.map(r=>r.hash()),i={};for(let r=0;r<n.length;r++)i[n[r]]===void 0?i[n[r]]=[t.children[r]]:i[n[r]].push(t.children[r]);for(const r of b(i))i[r].length>1&&(this.setModified(),this.mergeNodes(t,i[r]))}}class Db extends So{constructor(t){super();this.requiresSelectionId=t&&so(t)}run(t){t instanceof Rt&&(this.requiresSelectionId&&(bo(t.parent)||t.parent instanceof Le||t.parent instanceof oe)||(this.setModified(),t.remove()))}}class jb extends xo{optimize(t){return this.run(t,new Set),this.modifiedFlag}run(t,n){let i=new Set;t instanceof Ze&&(i=t.producedFields(),Ir(i,n)&&(this.setModified(),t.removeFormulas(n),t.producedFields.length===0&&t.remove()));for(const r of t.children)this.run(r,new Set([...n,...i]))}}class Ub extends So{constructor(){super()}run(t){t instanceof ue&&!t.isRequired()&&(this.setModified(),t.remove())}}class Bb extends nn{run(t){if(bo(t))return;if(t.numChildren()>1)return;for(const n of t.children)if(n instanceof oe)if(t instanceof oe)this.setModified(),t.merge(n);else{if(Mr(t.producedFields(),n.dependentFields()))continue;this.setModified(),n.swapWithParent()}return}}class Wb extends nn{run(t){const n=[...t.children],i=t.children.filter(r=>r instanceof oe);if(t.numChildren()>1&&i.length>=1){const r={},s=new Set;for(const o of i){const a=o.parse;for(const c of b(a))c in r?r[c]!==a[c]&&s.add(c):r[c]=a[c]}for(const o of s)delete r[o];if(!I(r)){this.setModified();const o=new oe(t,r);for(const a of n){if(a instanceof oe)for(const c of b(r))delete a.parse[c];t.removeChild(a),a.parent=o,a instanceof oe&&b(a.parse).length===0&&a.remove()}}}}}class Hb extends nn{run(t){t instanceof ue||t.numChildren()>0||t instanceof Rn||(t instanceof tn||(this.setModified(),t.remove()))}}class qb extends nn{run(t){const n=t.children.filter(r=>r instanceof Ze),i=n.pop();for(const r of n)this.setModified(),i.merge(r)}}class Gb extends nn{run(t){const n=t.children.filter(r=>r instanceof Le),i={};for(const r of n){const s=O(r.groupBy);s in i||(i[s]=[]),i[s].push(r)}for(const r of b(i)){const s=i[r];if(s.length>1){const o=s.pop();for(const a of s)o.merge(a)&&(t.removeChild(a),a.parent=o,a.remove(),this.setModified())}}}}class Vb extends nn{constructor(t){super();this.model=t}run(t){const n=!(bo(t)||t instanceof An||t instanceof oe||t instanceof Rt),i=[],r=[];for(const s of t.children)s instanceof et&&(n&&!Mr(t.producedFields(),s.dependentFields())?i.push(s):r.push(s));if(i.length>0){const s=i.pop();for(const o of i)s.merge(o,this.model.renameSignal.bind(this.model));this.setModified(),t instanceof et?t.merge(s,this.model.renameSignal.bind(this.model)):s.swapWithParent()}if(r.length>1){const s=r.pop();for(const o of r)s.merge(o,this.model.renameSignal.bind(this.model));this.setModified()}}}class Xb extends nn{run(t){const n=[...t.children],i=Lt(n,o=>o instanceof ue);if(!i||t.numChildren()<=1)return;const r=[];let s;for(const o of n)if(o instanceof ue){let a=o;for(;a.numChildren()===1;){const[c]=a.children;if(c instanceof ue)a=c;else break}r.push(...a.children),s?(t.removeChild(o),o.parent=s.parent,s.parent.removeChild(s),s.parent=a,this.setModified()):s=a}else r.push(o);if(r.length){this.setModified();for(const o of r)o.parent.removeChild(o),o.parent=s}}}class rn extends R{clone(){return new rn(null,C(this.transform))}constructor(t,n){super(t);this.transform=n}addDimensions(t){this.transform.groupby=je(this.transform.groupby.concat(t),n=>n)}dependentFields(){const t=new Set;return this.transform.groupby&&this.transform.groupby.forEach(t.add,t),this.transform.joinaggregate.map(n=>n.field).filter(n=>n!==void 0).forEach(t.add,t),t}producedFields(){return new Set(this.transform.joinaggregate.map(this.getDefaultName))}getDefaultName(t){return t.as??w(t)}hash(){return`JoinAggregateTransform ${O(this.transform)}`}assemble(){const t=[],n=[],i=[];for(const s of this.transform.joinaggregate)n.push(s.op),i.push(this.getDefaultName(s)),t.push(s.field===void 0?null:s.field);const r=this.transform.groupby;return{type:"joinaggregate",as:i,ops:n,fields:t,...r!==void 0?{groupby:r}:{}}}}function Yb(e){return e.stack.stackBy.reduce((t,n)=>{const i=n.fieldDef,r=w(i);return r&&t.push(r),t},[])}function Kb(e){return E(e)&&e.every(t=>N(t))&&e.length>1}class yt extends R{clone(){return new yt(null,C(this._stack))}constructor(t,n){super(t);this._stack=n}static makeFromTransform(t,n){const{stack:i,groupby:r,as:s,offset:o="zero"}=n,a=[],c=[];if(n.sort!==void 0)for(const f of n.sort)a.push(f.field),c.push(X(f.order,"ascending"));const u={field:a,order:c};let l;return Kb(s)?l=s:N(s)?l=[s,`${s}_end`]:l=[`${n.stack}_start`,`${n.stack}_end`],new yt(t,{dimensionFieldDefs:[],stackField:i,groupby:r,offset:o,sort:u,facetby:[],as:l})}static makeFromEncoding(t,n){const i=n.stack,{encoding:r}=n;if(!i)return null;const{groupbyChannels:s,fieldChannel:o,offset:a,impute:c}=i,u=s.map(p=>{const g=r[p];return Ke(g)}).filter(p=>!!p),l=Yb(n),f=n.encoding.order;let d;if(E(f)||S(f))d=Na(f);else{const p=Oc(f)?f.sort:o==="y"?"descending":"ascending";d=l.reduce((g,m)=>(g.field.push(m),g.order.push(p),g),{field:[],order:[]})}return new yt(t,{dimensionFieldDefs:u,stackField:n.vgField(o),facetby:[],stackby:l,sort:d,offset:a,impute:c,as:[n.vgField(o,{suffix:"start",forAs:!0}),n.vgField(o,{suffix:"end",forAs:!0})]})}get stack(){return this._stack}addDimensions(t){this._stack.facetby.push(...t)}dependentFields(){const t=new Set;return t.add(this._stack.stackField),this.getGroupbyFields().forEach(t.add,t),this._stack.facetby.forEach(t.add,t),this._stack.sort.field.forEach(t.add,t),t}producedFields(){return new Set(this._stack.as)}hash(){return`Stack ${O(this._stack)}`}getGroupbyFields(){const{dimensionFieldDefs:t,impute:n,groupby:i}=this._stack;return t.length>0?t.map(r=>r.bin?n?[w(r,{binSuffix:"mid"})]:[w(r,{}),w(r,{binSuffix:"end"})]:[w(r)]).flat():i??[]}assemble(){const t=[],{facetby:n,dimensionFieldDefs:i,stackField:r,stackby:s,sort:o,offset:a,impute:c,as:u}=this._stack;if(c)for(const l of i){const{bandPosition:f=.5,bin:d}=l;if(d){const p=w(l,{expr:"datum"}),g=w(l,{expr:"datum",binSuffix:"end"});t.push({type:"formula",expr:`${f}*${p}+${1-f}*${g}`,as:w(l,{binSuffix:"mid",forAs:!0})})}t.push({type:"impute",field:r,groupby:[...s,...n],key:w(l,{binSuffix:"mid"}),method:"value",value:0})}return t.push({type:"stack",groupby:[...this.getGroupbyFields(),...n],field:r,sort:o,as:u,offset:a}),t}}class In extends R{clone(){return new In(null,C(this.transform))}constructor(t,n){super(t);this.transform=n}addDimensions(t){this.transform.groupby=je(this.transform.groupby.concat(t),n=>n)}dependentFields(){const t=new Set;return(this.transform.groupby??[]).forEach(t.add,t),(this.transform.sort??[]).forEach(n=>t.add(n.field)),this.transform.window.map(n=>n.field).filter(n=>n!==void 0).forEach(t.add,t),t}producedFields(){return new Set(this.transform.window.map(this.getDefaultName))}getDefaultName(t){return t.as??w(t)}hash(){return`WindowTransform ${O(this.transform)}`}assemble(){const t=[],n=[],i=[],r=[];for(const f of this.transform.window)n.push(f.op),i.push(this.getDefaultName(f)),r.push(f.param===void 0?null:f.param),t.push(f.field===void 0?null:f.field);const s=this.transform.frame,o=this.transform.groupby;if(s&&s[0]===null&&s[1]===null&&n.every(f=>Yr(f)))return{type:"joinaggregate",as:i,ops:n,fields:t,...o!==void 0?{groupby:o}:{}};const a=[],c=[];if(this.transform.sort!==void 0)for(const f of this.transform.sort)a.push(f.field),c.push(f.order??"ascending");const u={field:a,order:c},l=this.transform.ignorePeers;return{type:"window",params:r,as:i,ops:n,fields:t,sort:u,...l!==void 0?{ignorePeers:l}:{},...o!==void 0?{groupby:o}:{},...s!==void 0?{frame:s}:{}}}}function Qb(e){function t(n){if(!(n instanceof Rn)){const i=n.clone();if(i instanceof ue){const r=$o+i.getSource();i.setSource(r),e.model.component.data.outputNodes[r]=i}else(i instanceof Le||i instanceof yt||i instanceof In||i instanceof rn)&&i.addDimensions(e.fields);for(const r of n.children.flatMap(t))r.parent=i;return[i]}return n.children.flatMap(t)}return t}function wo(e){if(e instanceof Rn)if(e.numChildren()===1&&!(e.children[0]instanceof ue)){const t=e.children[0];(t instanceof Le||t instanceof yt||t instanceof In||t instanceof rn)&&t.addDimensions(e.fields),t.swapWithParent(),wo(e)}else{const t=e.model.component.data.main;Zl(t);const n=Qb(e),i=e.children.map(n).flat();for(const r of i)r.parent=t}else 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0}get(t){for(;this.nameMap[t]&&t!==this.nameMap[t];)t=this.nameMap[t];return t}}function V(e){return e?.type==="unit"}function De(e){return e?.type==="facet"}function No(e){return e?.type==="concat"}function Ln(e){return e?.type==="layer"}class To{constructor(t,n,i,r,s,o,a){this.type=n,this.parent=i,this.config=s,this.correctDataNames=c=>(c.from?.data&&(c.from.data=this.lookupDataSource(c.from.data)),c.from?.facet?.data&&(c.from.facet.data=this.lookupDataSource(c.from.facet.data)),c),this.parent=i,this.config=s,this.view=me(a),this.name=t.name??r,this.title=kt(t.title)?{text:t.title}:t.title?me(t.title):void 0,this.scaleNameMap=i?i.scaleNameMap:new Fo,this.projectionNameMap=i?i.projectionNameMap:new Fo,this.signalNameMap=i?i.signalNameMap:new Fo,this.data=t.data,this.description=t.description,this.transforms=Mh(t.transform??[]),this.layout=n==="layer"||n==="unit"?{}:Bm(t,n,s),this.component={data:{sources:i?i.component.data.sources:[],outputNodes:i?i.component.data.outputNodes:{},outputNodeRefCounts:i?i.component.data.outputNodeRefCounts:{},isFaceted:ji(t)||i?.component.data.isFaceted&&t.data===void 0},layoutSize:new mt,layoutHeaders:{row:{},column:{},facet:{}},mark:null,resolve:{scale:{},axis:{},legend:{},...o?C(o):{}},selection:null,scales:null,projection:null,axes:{},legends:{}}}get width(){return this.getSizeSignalRef("width")}get height(){return this.getSizeSignalRef("height")}parse(){this.parseScale(),this.parseLayoutSize(),this.renameTopLevelLayoutSizeSignal(),this.parseSelections(),this.parseProjection(),this.parseData(),this.parseAxesAndHeaders(),this.parseLegends(),this.parseMarkGroup()}parseScale(){Fx(this)}parseProjection(){Xl(this)}renameTopLevelLayoutSizeSignal(){this.getName("width")!=="width"&&this.renameSignal(this.getName("width"),"width"),this.getName("height")!=="height"&&this.renameSignal(this.getName("height"),"height")}parseLegends(){Wl(this)}assembleEncodeFromView(t){const{style:n,...i}=t,r={};for(const s of b(i)){const o=i[s];o!==void 0&&(r[s]=W(o))}return r}assembleGroupEncodeEntry(t){let n={};return this.view&&(n=this.assembleEncodeFromView(this.view)),!t&&(this.description&&(n.description=W(this.description)),this.type==="unit"||this.type==="layer")?{width:this.getSizeSignalRef("width"),height:this.getSizeSignalRef("height"),...n??{}}:I(n)?void 0:n}assembleLayout(){if(!this.layout)return;const{spacing:t,...n}=this.layout,{component:i,config:r}=this,s=Jy(i.layoutHeaders,r);return{padding:t,...this.assembleDefaultLayout(),...n,...s?{titleBand:s}:{}}}assembleDefaultLayout(){return{}}assembleHeaderMarks(){const{layoutHeaders:t}=this.component;let n=[];for(const i of _e)t[i].title&&n.push(Gy(this,i));for(const i of lo)n=n.concat(Vy(this,i));return n}assembleAxes(){return Py(this.component.axes,this.config)}assembleLegends(){return ql(this)}assembleProjections(){return wb(this)}assembleTitle(){const{encoding:t,...n}=this.title??{},i={...va(this.config.title).nonMarkTitleProperties,...n,...t?{encode:{update:t}}:{}};return i.text?(P(["unit","layer"],this.type)?P(["middle",void 0],i.anchor)&&(i.frame??(i.frame="group")):i.anchor??(i.anchor="start"),I(i)?void 0:i):void 0}assembleGroup(t=[]){const n={};t=t.concat(this.assembleSignals()),t.length>0&&(n.signals=t);const i=this.assembleLayout();i&&(n.layout=i),n.marks=[].concat(this.assembleHeaderMarks(),this.assembleMarks());const r=!this.parent||De(this.parent)?rf(this):[];r.length>0&&(n.scales=r);const s=this.assembleAxes();s.length>0&&(n.axes=s);const o=this.assembleLegends();return o.length>0&&(n.legends=o),n}getName(t){return H((this.name?`${this.name}_`:"")+t)}getDataName(t){return this.getName(U[t].toLowerCase())}requestDataName(t){const n=this.getDataName(t),i=this.component.data.outputNodeRefCounts;return i[n]=(i[n]||0)+1,n}getSizeSignalRef(t){if(De(this.parent)){const n=Pl(t),i=ki(n),r=this.component.scales[i];if(r&&!r.merged){const s=r.get("type"),o=r.get("range");if(Z(s)&&Ct(o)){const a=r.get("name"),c=hr(this,i),u=Co(c);if(u){const l=w({aggregate:"distinct",field:u},{expr:"datum"});return{signal:Ol(a,r,l)}}else return x(Jr(i)),null}}}return{signal:this.signalNameMap.get(this.getName(t))}}lookupDataSource(t){const n=this.component.data.outputNodes[t];return n?n.getSource():t}getSignalName(t){return this.signalNameMap.get(t)}renameSignal(t,n){this.signalNameMap.rename(t,n)}renameScale(t,n){this.scaleNameMap.rename(t,n)}renameProjection(t,n){this.projectionNameMap.rename(t,n)}scaleName(t,n){return n?this.getName(t):pa(t)&&ut(t)&&this.component.scales[t]||this.scaleNameMap.has(this.getName(t))?this.scaleNameMap.get(this.getName(t)):void 0}projectionName(t){return t?this.getName("projection"):this.component.projection&&!this.component.projection.merged||this.projectionNameMap.has(this.getName("projection"))?this.projectionNameMap.get(this.getName("projection")):void 0}getScaleComponent(t){if(!this.component.scales)throw new Error("getScaleComponent cannot be called before parseScale(). Make sure you have called parseScale or use parseUnitModelWithScale().");const n=this.component.scales[t];return n&&!n.merged?n:this.parent?this.parent.getScaleComponent(t):void 0}getSelectionComponent(t,n){let i=this.component.selection[t];if(!i&&this.parent&&(i=this.parent.getSelectionComponent(t,n)),!i)throw new Error(Gd(n));return i}hasAxisOrientSignalRef(){return this.component.axes.x?.some(t=>t.hasOrientSignalRef())||this.component.axes.y?.some(t=>t.hasOrientSignalRef())}}class Sf extends To{vgField(t,n={}){const i=this.fieldDef(t);return i?w(i,n):void 0}reduceFieldDef(t,n){return ym(this.getMapping(),(i,r,s)=>{const o=Ke(r);return o?t(i,o,s):i},n)}forEachFieldDef(t,n){Ts(this.getMapping(),(i,r)=>{const s=Ke(i);s&&t(s,r)},n)}}class yr extends R{clone(){return new yr(null,C(this.transform))}constructor(t,n){super(t);this.transform=n,this.transform=C(n);const i=this.transform.as??[void 0,void 0];this.transform.as=[i[0]??"value",i[1]??"density"]}dependentFields(){return new Set([this.transform.density,...this.transform.groupby??[]])}producedFields(){return new Set(this.transform.as)}hash(){return`DensityTransform ${O(this.transform)}`}assemble(){const{density:t,...n}=this.transform,i={type:"kde",field:t,...n};return this.transform.groupby&&(i.resolve="shared"),i}}class br extends R{clone(){return new br(null,C(this.transform))}constructor(t,n){super(t);this.transform=n,this.transform=C(n)}dependentFields(){return new Set([this.transform.extent])}producedFields(){return new Set([])}hash(){return`ExtentTransform ${O(this.transform)}`}assemble(){const{extent:t,param:n}=this.transform,i={type:"extent",field:t,signal:n};return i}}class li extends R{clone(){return new li(null,{...this.filter})}constructor(t,n){super(t);this.filter=n}static make(t,n){const{config:i,mark:r,markDef:s}=n,o=z("invalid",s,i);if(o!=="filter")return null;const a=n.reduceFieldDef((c,u,l)=>{const f=ut(l)&&n.getScaleComponent(l);if(f){const d=f.get("type");Se(d)&&u.aggregate!=="count"&&!Ft(r)&&(c[u.field]=u)}return c},{});return b(a).length?new li(t,a):null}dependentFields(){return new Set(b(this.filter))}producedFields(){return new Set}hash(){return`FilterInvalid ${O(this.filter)}`}assemble(){const t=b(this.filter).reduce((n,i)=>{const r=this.filter[i],s=w(r,{expr:"datum"});return r!==null&&(r.type==="temporal"?n.push(`(isDate(${s}) || (isValid(${s}) && isFinite(+${s})))`):r.type==="quantitative"&&(n.push(`isValid(${s})`),n.push(`isFinite(+${s})`))),n},[]);return t.length>0?{type:"filter",expr:t.join(" && ")}:null}}class xr extends R{clone(){return new xr(this.parent,C(this.transform))}constructor(t,n){super(t);this.transform=n,this.transform=C(n);const{flatten:i,as:r=[]}=this.transform;this.transform.as=i.map((s,o)=>r[o]??s)}dependentFields(){return new Set(this.transform.flatten)}producedFields(){return new Set(this.transform.as)}hash(){return`FlattenTransform 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Mn(t,s,null,n.getName(`geojson_${i++}`)))}if(n.channelHasField(pe)){const r=n.typedFieldDef(pe);r.type===xn&&(t=new Mn(t,null,r.field,n.getName(`geojson_${i++}`)))}return t}constructor(t,n,i,r){super(t);this.fields=n,this.geojson=i,this.signal=r}dependentFields(){const t=(this.fields??[]).filter(N);return new Set([...this.geojson?[this.geojson]:[],...t])}producedFields(){return new Set}hash(){return`GeoJSON ${this.geojson} ${this.signal} ${O(this.fields)}`}assemble(){return[...this.geojson?[{type:"filter",expr:`isValid(datum["${this.geojson}"])`}]:[],{type:"geojson",...this.fields?{fields:this.fields}:{},...this.geojson?{geojson:this.geojson}:{},signal:this.signal}]}}class fi extends R{clone(){return new fi(null,this.projection,C(this.fields),C(this.as))}constructor(t,n,i,r){super(t);this.projection=n,this.fields=i,this.as=r}static parseAll(t,n){if(!n.projectionName())return t;for(const i of[[Te,Ne],[Ee,Ae]]){const r=i.map(o=>{const a=K(n.encoding[o]);return S(a)?a.field:Ye(a)?{expr:`${a.datum}`}:Re(a)?{expr:`${a.value}`}:void 0}),s=i[0]===Ee?"2":"";(r[0]||r[1])&&(t=new fi(t,n.projectionName(),r,[n.getName(`x${s}`),n.getName(`y${s}`)]))}return t}dependentFields(){return new Set(this.fields.filter(N))}producedFields(){return new Set(this.as)}hash(){return`Geopoint ${this.projection} ${O(this.fields)} ${O(this.as)}`}assemble(){return{type:"geopoint",projection:this.projection,fields:this.fields,as:this.as}}}class sn extends R{clone(){return new sn(null,C(this.transform))}constructor(t,n){super(t);this.transform=n}dependentFields(){return new Set([this.transform.impute,this.transform.key,...this.transform.groupby??[]])}producedFields(){return new Set([this.transform.impute])}processSequence(t){const{start:n=0,stop:i,step:r}=t,s=[n,i,...r?[r]:[]].join(",");return{signal:`sequence(${s})`}}static makeFromTransform(t,n){return new sn(t,n)}static makeFromEncoding(t,n){const i=n.encoding,r=i.x,s=i.y;if(S(r)&&S(s)){const o=r.impute?r:s.impute?s:void 0;if(o===void 0)return;const a=r.impute?s:s.impute?r:void 0,{method:c,value:u,frame:l,keyvals:f}=o.impute,d=Yc(n.mark,i);return new sn(t,{impute:o.field,key:a.field,...c?{method:c}:{},...u!==void 0?{value:u}:{},...l?{frame:l}:{},...f!==void 0?{keyvals:f}:{},...d.length?{groupby:d}:{}})}return null}hash(){return`Impute ${O(this.transform)}`}assemble(){const{impute:t,key:n,keyvals:i,method:r,groupby:s,value:o,frame:a=[null,null]}=this.transform,c={type:"impute",field:t,key:n,...i?{keyvals:xh(i)?this.processSequence(i):i}:{},method:"value",...s?{groupby:s}:{},value:!r||r==="value"?o:null};if(r&&r!=="value"){const u={type:"window",as:[`imputed_${t}_value`],ops:[r],fields:[t],frame:a,ignorePeers:!1,...s?{groupby:s}:{}},l={type:"formula",expr:`datum.${t} === null ? datum.imputed_${t}_value : datum.${t}`,as:t};return[c,u,l]}else return[c]}}class wr extends R{clone(){return new wr(null,C(this.transform))}constructor(t,n){super(t);this.transform=n,this.transform=C(n);const i=this.transform.as??[void 0,void 0];this.transform.as=[i[0]??n.on,i[1]??n.loess]}dependentFields(){return new Set([this.transform.loess,this.transform.on,...this.transform.groupby??[]])}producedFields(){return new Set(this.transform.as)}hash(){return`LoessTransform ${O(this.transform)}`}assemble(){const{loess:t,on:n,...i}=this.transform,r={type:"loess",x:n,y:t,...i};return r}}class di extends R{clone(){return new di(null,C(this.transform),this.secondary)}constructor(t,n,i){super(t);this.transform=n,this.secondary=i}static make(t,n,i,r){const s=n.component.data.sources,{from:o}=i;let a=null;if(Sh(o)){let c=Ef(o.data,s);c||(c=new tn(o.data),s.push(c));const u=n.getName(`lookup_${r}`);a=new ue(c,u,U.Lookup,n.component.data.outputNodeRefCounts),n.component.data.outputNodes[u]=a}else if(wh(o)){const c=o.param;i={as:c,...i};let u;try{u=n.getSelectionComponent(H(c),c)}catch(l){throw new Error(Yd(c))}if(a=u.materialized,!a)throw new Error(Kd(c))}return new di(t,i,a.getSource())}dependentFields(){return new Set([this.transform.lookup])}producedFields(){return new Set(this.transform.as?G(this.transform.as):this.transform.from.fields)}hash(){return`Lookup ${O({transform:this.transform,secondary:this.secondary})}`}assemble(){let t;if(this.transform.from.fields)t={values:this.transform.from.fields,...this.transform.as?{as:G(this.transform.as)}:{}};else{let n=this.transform.as;N(n)||(x(rp),n="_lookup"),t={as:[n]}}return{type:"lookup",from:this.secondary,key:this.transform.from.key,fields:[this.transform.lookup],...t,...this.transform.default?{default:this.transform.default}:{}}}}class $r extends R{clone(){return new $r(null,C(this.transform))}constructor(t,n){super(t);this.transform=n,this.transform=C(n);const i=this.transform.as??[void 0,void 0];this.transform.as=[i[0]??"prob",i[1]??"value"]}dependentFields(){return new Set([this.transform.quantile,...this.transform.groupby??[]])}producedFields(){return new Set(this.transform.as)}hash(){return`QuantileTransform ${O(this.transform)}`}assemble(){const{quantile:t,...n}=this.transform,i={type:"quantile",field:t,...n};return i}}class vr extends R{clone(){return new vr(null,C(this.transform))}constructor(t,n){super(t);this.transform=n,this.transform=C(n);const i=this.transform.as??[void 0,void 0];this.transform.as=[i[0]??n.on,i[1]??n.regression]}dependentFields(){return new Set([this.transform.regression,this.transform.on,...this.transform.groupby??[]])}producedFields(){return new Set(this.transform.as)}hash(){return`RegressionTransform ${O(this.transform)}`}assemble(){const{regression:t,on:n,...i}=this.transform,r={type:"regression",x:n,y:t,...i};return r}}class Er extends R{clone(){return new Er(null,C(this.transform))}constructor(t,n){super(t);this.transform=n}addDimensions(t){this.transform.groupby=je((this.transform.groupby??[]).concat(t),n=>n)}producedFields(){return}dependentFields(){return new 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Zi(t)?t.vconcat:Us(t)?t.hconcat:t.concat}parseLayoutSize(){Mx(this)}parseAxisGroup(){return null}assembleSelectionTopLevelSignals(t){return this.children.reduce((n,i)=>i.assembleSelectionTopLevelSignals(n),t)}assembleSignals(){return this.children.forEach(t=>t.assembleSignals()),[]}assembleLayoutSignals(){const t=go(this);for(const n of this.children)t.push(...n.assembleLayoutSignals());return t}assembleSelectionData(t){return this.children.reduce((n,i)=>i.assembleSelectionData(n),t)}assembleMarks(){return this.children.map(t=>{const n=t.assembleTitle(),i=t.assembleGroupStyle(),r=t.assembleGroupEncodeEntry(!1);return{type:"group",name:t.getName("group"),...n?{title:n}:{},...i?{style:i}:{},...r?{encode:{update:r}}:{},...t.assembleGroup()}})}assembleGroupStyle(){return}assembleDefaultLayout(){const t=this.layout.columns;return{...t!=null?{columns:t}:{},bounds:"full",align:"each"}}}function qx(e){return e===!1||e===null}const Gx={disable:1,gridScale:1,scale:1,...Wc,labelExpr:1,encode:1},_f=b(Gx);class Po extends mt{constructor(t={},n={},i=!1){super();this.explicit=t,this.implicit=n,this.mainExtracted=i}clone(){return new Po(C(this.explicit),C(this.implicit),this.mainExtracted)}hasAxisPart(t){return t==="axis"?!0:t==="grid"||t==="title"?!!this.get(t):!qx(this.get(t))}hasOrientSignalRef(){return v(this.explicit.orient)}}function Vx(e,t,n){const{encoding:i,config:r}=e,s=K(i[t])??K(i[He(t)]),o=e.axis(t)||{},{format:a,formatType:c}=o;if(Yt(c))return{text:ze({fieldOrDatumDef:s,field:"datum.value",format:a,formatType:c,config:r}),...n};if(a===void 0&&c===void 0&&r.customFormatTypes){if(wn(s)==="quantitative"){if($n(s)&&s.stack==="normalize"&&r.normalizedNumberFormatType)return{text:ze({fieldOrDatumDef:s,field:"datum.value",format:r.normalizedNumberFormat,formatType:r.normalizedNumberFormatType,config:r}),...n};if(r.numberFormatType)return{text:ze({fieldOrDatumDef:s,field:"datum.value",format:r.numberFormat,formatType:r.numberFormatType,config:r}),...n}}if(wn(s)==="temporal"&&r.timeFormatType&&S(s)&&!s.timeUnit)return{text:ze({fieldOrDatumDef:s,field:"datum.value",format:r.timeFormat,formatType:r.timeFormatType,config:r}),...n}}return n}function Xx(e){return qe.reduce((t,n)=>(e.component.scales[n]&&(t[n]=[tS(n,e)]),t),{})}const Yx={bottom:"top",top:"bottom",left:"right",right:"left"};function Kx(e){const{axes:t,resolve:n}=e.component,i={top:0,bottom:0,right:0,left:0};for(const r of e.children){r.parseAxesAndHeaders();for(const s of b(r.component.axes))n.axis[s]=mo(e.component.resolve,s),n.axis[s]==="shared"&&(t[s]=Qx(t[s],r.component.axes[s]),t[s]||(n.axis[s]="independent",delete t[s]))}for(const r of qe){for(const s of e.children){if(!s.component.axes[r])continue;if(n.axis[r]==="independent"){t[r]=(t[r]??[]).concat(s.component.axes[r]);for(const o of s.component.axes[r]){const{value:a,explicit:c}=o.getWithExplicit("orient");if(v(a))continue;if(i[a]>0&&!c){const u=Yx[a];i[a]>i[u]&&o.set("orient",u,!1)}i[a]++}}delete s.component.axes[r]}if(n.axis[r]==="independent"&&t[r]&&t[r].length>1)for(const[s,o]of(t[r]||[]).entries())s>0&&!!o.get("grid")&&!o.explicit.grid&&(o.implicit.grid=!1)}}function Qx(e,t){if(e){if(e.length!==t.length)return;const n=e.length;for(let i=0;i<n;i++){const r=e[i],s=t[i];if(!!r!==!!s)return;if(r&&s){const o=r.getWithExplicit("orient"),a=s.getWithExplicit("orient");if(o.explicit&&a.explicit&&o.value!==a.value)return;e[i]=Jx(r,s)}}}else return t.map(n=>n.clone());return e}function Jx(e,t){for(const n of _f){const i=At(e.getWithExplicit(n),t.getWithExplicit(n),n,"axis",(r,s)=>{switch(n){case"title":return Oa(r,s);case"gridScale":return{explicit:r.explicit,value:X(r.value,s.value)}}return ir(r,s,n,"axis")});e.setWithExplicit(n,i)}return e}function Zx(e,t,n,i,r){if(t==="disable")return n!==void 0;n=n||{};switch(t){case"titleAngle":case"labelAngle":return e===(v(n.labelAngle)?n.labelAngle:Hn(n.labelAngle));case"values":return!!n.values;case"encode":return!!n.encoding||!!n.labelAngle;case"title":if(e===Cl(i,r))return!0}return e===n[t]}const eS=new Set(["grid","translate","format","formatType","orient","labelExpr","tickCount","position","tickMinStep"]);function tS(e,t){let n=t.axis(e);const i=new Po,r=K(t.encoding[e]),{mark:s,config:o}=t,a=n?.orient||o[e==="x"?"axisX":"axisY"]?.orient||o.axis?.orient||Uy(e),c=t.getScaleComponent(e).get("type"),u=zy(e,c,a,t.config),l=n!==void 0?!n:co("disable",o.style,n?.style,u).configValue;if(i.set("disable",l,n!==void 0),l)return 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yS(e,t,n){const i=z("align",e,n);return i===void 0?"center":void 0}function bS(e,t,n){const i=z("baseline",e,n);return i===void 0?"middle":void 0}const xS={vgMark:"rect",encodeEntry:e=>{const{config:t,markDef:n}=e,i=n.orient,r=i==="horizontal"?"width":"height",s=i==="horizontal"?"height":"width";return{...ke(e,{align:"ignore",baseline:"ignore",color:"include",orient:"ignore",size:"ignore",theta:"ignore"}),...se("x",e,{defaultPos:"mid",vgChannel:"xc"}),...se("y",e,{defaultPos:"mid",vgChannel:"yc"}),...ee("size",e,{defaultValue:SS(e),vgChannel:r}),[s]:W(z("thickness",n,t))}}};function SS(e){const{config:t,markDef:n}=e,{orient:i}=n,r=i==="horizontal"?"width":"height",s=e.getScaleComponent(i==="horizontal"?"x":"y"),o=z("size",n,t,{vgChannel:r})??t.tick.bandSize;if(o!==void 0)return o;{const a=s?s.get("range"):void 0;if(a&&Ct(a)&&B(a.step))return a.step*3/4;const c=er(t.view,r);return c*3/4}}const Fr={arc:iS,area:rS,bar:sS,circle:dS,geoshape:oS,image:aS,line:cS,point:fS,rect:gS,rule:mS,square:pS,text:hS,tick:xS,trail:uS};function wS(e){if(P([Ri,Pi,Ng],e.mark)){const t=Yc(e.mark,e.encoding);if(t.length>0)return $S(e,t)}else if(e.mark===zi){const t=Kr.some(n=>z(n,e.markDef,e.config));if(e.stack&&!e.fieldDef("size")&&t)return vS(e)}return Ro(e)}const kf="faceted_path_";function $S(e,t){return[{name:e.getName("pathgroup"),type:"group",from:{facet:{name:kf+e.requestDataName(U.Main),data:e.requestDataName(U.Main),groupby:t}},encode:{update:{width:{field:{group:"width"}},height:{field:{group:"height"}}}},marks:Ro(e,{fromPrefix:kf})}]}const Cf="stack_group_";function vS(e){const[t]=Ro(e,{fromPrefix:Cf}),n=e.scaleName(e.stack.fieldChannel),i=(u={})=>e.vgField(e.stack.fieldChannel,u),r=(u,l)=>{const 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a=[];if(e.stack.groupbyChannels?.length>0)for(const u of e.stack.groupbyChannels){const l=e.fieldDef(u),f=w(l);f&&a.push(f),(l?.bin||l?.timeUnit)&&a.push(w(l,{binSuffix:"end"}))}const c=["stroke","strokeWidth","strokeJoin","strokeCap","strokeDash","strokeDashOffset","strokeMiterLimit","strokeOpacity"];return s=c.reduce((u,l)=>{if(t.encode.update[l])return{...u,[l]:t.encode.update[l]};{const f=dt(l,e.markDef,e.config);return f!==void 0?{...u,[l]:W(f)}:u}},s),s.stroke&&(s.strokeForeground={value:!0},s.strokeOffset={value:0}),[{type:"group",from:{facet:{data:e.requestDataName(U.Main),name:Cf+e.requestDataName(U.Main),groupby:a,aggregate:{fields:[i({suffix:"start"}),i({suffix:"start"}),i({suffix:"end"}),i({suffix:"end"})],ops:["min","max","min","max"]}}},encode:{update:s},marks:[{type:"group",encode:{update:o},marks:[t]}]}]}function ES(e){const{encoding:t,stack:n,mark:i,markDef:r,config:s}=e,o=t.order;if(!E(o)&&Re(o)&&zr(o.value)||!o&&zr(z("order",r,s)))return;if((E(o)||S(o))&&!n)return Na(o,{expr:"datum"});if(Ft(i)){const a=r.orient==="horizontal"?"y":"x",c=t[a];if(S(c)){const u=c.sort;if(E(u))return{field:w(c,{prefix:a,suffix:"sort_index",expr:"datum"})};if(Xe(u))return{field:w({aggregate:Ns(e.encoding)?u.op:void 0,field:u.field},{expr:"datum"})};if(Cc(u)){const l=e.fieldDef(u.encoding);return{field:w(l,{expr:"datum"}),order:u.order}}else return u===null?void 0:{field:w(c,{binSuffix:e.stack?.impute?"mid":void 0,expr:"datum"})}}return}return}function Ro(e,t={fromPrefix:""}){const{mark:n,markDef:i,encoding:r,config:s}=e,o=X(i.clip,_S(e),kS(e)),a=Ca(i),c=r.key,u=ES(e),l=CS(e),f=z("aria",i,s),d=Fr[n].postEncodingTransform?Fr[n].postEncodingTransform(e):null;return[{name:e.getName("marks"),type:Fr[n].vgMark,...o?{clip:!0}:{},...a?{style:a}:{},...c?{key:c.field}:{},...u?{sort:u}:{},...l||{},...f===!1?{aria:f}:{},from:{data:t.fromPrefix+e.requestDataName(U.Main)},encode:{update:Fr[n].encodeEntry(e)},...d?{transform:d}:{}}]}function _S(e){const t=e.getScaleComponent("x"),n=e.getScaleComponent("y");return t?.get("selectionExtent")||n?.get("selectionExtent")?!0:void 0}function kS(e){const t=e.component.projection;return t&&!t.isFit?!0:void 0}function CS(e){if(!e.component.selection)return null;const t=b(e.component.selection).length;let n=t,i=e.parent;for(;i&&n===0;)n=b(i.component.selection).length,i=i.parent;return n?{interactive:t>0||e.mark==="geoshape"||!!e.encoding.tooltip}:null}class Ff extends Sf{constructor(t,n,i,r={},s){super(t,"unit",n,i,s,void 0,pu(t)?t.view:void 0);this.specifiedScales={},this.specifiedAxes={},this.specifiedLegends={},this.specifiedProjection={},this.selection=[],this.children=[];const o=Ve(t.mark)?{...t.mark}:{type:t.mark},a=o.type;o.filled===void 0&&(o.filled=fh(o,s,{graticule:t.data&&Ks(t.data)}));const c=this.encoding=mm(t.encoding||{},a,o.filled,s);this.markDef=$u(o,c,s),this.size=nS({encoding:c,size:pu(t)?{...r,...t.width?{width:t.width}:{},...t.height?{height:t.height}:{}}:r}),this.stack=wu(this.markDef,c),this.specifiedScales=this.initScales(a,c),this.specifiedAxes=this.initAxes(c),this.specifiedLegends=this.initLegends(c),this.specifiedProjection=t.projection,this.selection=(t.params??[]).filter(u=>Ds(u))}get hasProjection(){const{encoding:t}=this,n=this.mark===hc,i=t&&gd.some(r=>F(t[r]));return n||i}scaleDomain(t){const n=this.specifiedScales[t];return n?n.domain:void 0}axis(t){return this.specifiedAxes[t]}legend(t){return this.specifiedLegends[t]}initScales(t,n){return Ci.reduce((i,r)=>{const s=K(n[r]);return s&&(i[r]=this.initScale(s.scale??{})),i},{})}initScale(t){const{domain:n,range:i}=t,r=me(t);return E(n)&&(r.domain=n.map(xe)),E(i)&&(r.range=i.map(xe)),r}initAxes(t){return qe.reduce((n,i)=>{const r=t[i];if(F(r)||i===q&&F(t.x2)||i===Q&&F(t.y2)){const s=F(r)?r.axis:void 0;n[i]=s&&this.initAxis({...s})}return n},{})}initAxis(t){const n=b(t),i={};for(const r of n){const s=t[r];i[r]=ni(s)?Ea(s):xe(s)}return i}initLegends(t){return Ed.reduce((n,i)=>{const r=K(t[i]);if(r&&kd(i)){const s=r.legend;n[i]=s&&me(s)}return n},{})}parseData(){this.component.data=Cr(this)}parseLayoutSize(){Dx(this)}parseSelections(){this.component.selection=Ty(this,this.selection)}parseMarkGroup(){this.component.mark=wS(this)}parseAxesAndHeaders(){this.component.axes=Xx(this)}assembleSelectionTopLevelSignals(t){return Jh(this,t)}assembleSignals(){return[...$l(this),...Kh(this,[])]}assembleSelectionData(t){return Zh(this,t)}assembleLayout(){return null}assembleLayoutSignals(){return go(this)}assembleMarks(){let t=this.component.mark??[];return(!this.parent||!Ln(this.parent))&&(t=Wu(this,t)),t.map(this.correctDataNames)}assembleGroupStyle(){const{style:t}=this.view||{};return t!==void 0?t:this.encoding.x||this.encoding.y?"cell":"view"}getMapping(){return this.encoding}get mark(){return this.markDef.type}channelHasField(t){return Qt(this.encoding,t)}fieldDef(t){const n=this.encoding[t];return Ke(n)}typedFieldDef(t){const n=this.fieldDef(t);return ce(n)?n:null}}class Io extends To{constructor(t,n,i,r,s){super(t,"layer",n,i,s,t.resolve,t.view);const o={...r,...t.width?{width:t.width}:{},...t.height?{height:t.height}:{}};this.children=t.layer.map((a,c)=>{if(nr(a))return new Io(a,this,this.getName(`layer_${c}`),o,s);if(pt(a))return new Ff(a,this,this.getName(`layer_${c}`),o,s);throw new Error(Qr(a))})}parseData(){this.component.data=Cr(this);for(const t of this.children)t.parseData()}parseLayoutSize(){Lx(this)}parseSelections(){this.component.selection={};for(const t of this.children){t.parseSelections();for(const n of b(t.component.selection))this.component.selection[n]=t.component.selection[n]}}parseMarkGroup(){for(const t of this.children)t.parseMarkGroup()}parseAxesAndHeaders(){Kx(this)}assembleSelectionTopLevelSignals(t){return this.children.reduce((n,i)=>i.assembleSelectionTopLevelSignals(n),t)}assembleSignals(){return this.children.reduce((t,n)=>t.concat(n.assembleSignals()),$l(this))}assembleLayoutSignals(){return this.children.reduce((t,n)=>t.concat(n.assembleLayoutSignals()),go(this))}assembleSelectionData(t){return this.children.reduce((n,i)=>i.assembleSelectionData(n),t)}assembleGroupStyle(){const t=new Set;for(const i of this.children)for(const r of G(i.assembleGroupStyle()))t.add(r);const n=Array.from(t);return n.length>1?n:n.length===1?n[0]:void 0}assembleTitle(){let t=super.assembleTitle();if(t)return t;for(const n of this.children)if(t=n.assembleTitle(),t)return t;return}assembleLayout(){return null}assembleMarks(){return ey(this,this.children.flatMap(t=>t.assembleMarks()))}assembleLegends(){return this.children.reduce((t,n)=>t.concat(n.assembleLegends()),ql(this))}}function Lo(e,t,n,i,r){if(ji(e))return new pi(e,t,n,r);if(nr(e))return new Io(e,t,n,i,r);if(pt(e))return new Ff(e,t,n,i,r);if(Dm(e))return new Hx(e,t,n,r);throw new Error(Qr(e))}function FS(e,t={}){t.logger&&Hp(t.logger),t.fieldTitle&&Mc(t.fieldTitle);try{const n=xu(Qo(t.config,e.config)),i=Ru(e,n),r=Lo(i,null,"",void 0,n);r.parse(),Jb(r.component.data,r);const s=TS(r,NS(e,i.autosize,n,r),e.datasets,e.usermeta);return{spec:s,normalized:i}}finally{t.logger&&qp(),t.fieldTitle&&om()}}function NS(e,t,n,i){const r=i.component.layoutSize.get("width"),s=i.component.layoutSize.get("height");if(t===void 0?(t={type:"pad"},i.hasAxisOrientSignalRef()&&(t.resize=!0)):N(t)&&(t={type:t}),r&&s&&Gh(t.type)){if(r==="step"&&s==="step")x(Ra()),t.type="pad";else if(r==="step"||s==="step"){const o=r==="step"?"width":"height";x(Ra(ki(o)));const a=o==="width"?"height":"width";t.type=Vh(a)}}return{...b(t).length===1&&t.type?t.type==="pad"?{}:{autosize:t.type}:{autosize:t},...Lu(n,!1),...Lu(e,!0)}}function TS(e,t,n={},i){const r=e.config?Zm(e.config):void 0,s=[].concat(e.assembleSelectionData([]),Px(e.component.data,n)),o=e.assembleProjections(),a=e.assembleTitle(),c=e.assembleGroupStyle(),u=e.assembleGroupEncodeEntry(!0);let l=e.assembleLayoutSignals();l=l.filter(p=>(p.name==="width"||p.name==="height")&&p.value!==void 0?(t[p.name]=+p.value,!1):!0);const{params:f,...d}=t;return{$schema:"https://vega.github.io/schema/vega/v5.json",...e.description?{description:e.description}:{},...d,...a?{title:a}:{},...c?{style:c}:{},...u?{encode:{update:u}}:{},data:s,...o.length>0?{projections:o}:{},...e.assembleGroup([...l,...e.assembleSelectionTopLevelSignals([]),...fu(f)]),...r?{config:r}:{},...i?{usermeta:i}:{}}}const AS=cd.version;export{pn as accessPathDepth,Dr as accessPathWithDatum,FS as compile,P as contains,be as deepEqual,xi as deleteNestedProperty,C as duplicate,bt as entries,Rr as every,Mr as fieldIntersection,na as flatAccessWithDatum,X as getFirstDefined,Ir as hasIntersection,O as hash,sa as internalField,Un as isBoolean,I as isEmpty,ld as isEqual,oa as isInternalField,zr as isNullOrFalse,Si as isNumeric,b as keys,Bn as logicalExpr,ea as mergeDeep,Zo as never,Ru as normalize,Hn as normalizeAngle,fe as omit,dn as pick,Lr as prefixGenerator,jr as removePathFromField,Mt as replaceAll,$e as replacePathInField,dd as resetIdCounter,ta as setEqual,Lt as some,L as stringify,Wn as titleCase,je as unique,ra as uniqueId,ne as vals,H as varName,AS as version};export default null;