()
| 59 | } |
| 60 | |
| 61 | public build(): InnerScope { |
| 62 | const { names, props } = this; |
| 63 | const { globalScope, groupings, parentScope, sort } = props; |
| 64 | const { sizeSignals } = parentScope; |
| 65 | |
| 66 | addTransforms(globalScope.data, |
| 67 | { |
| 68 | type: 'joinaggregate', |
| 69 | groupby: getGroupBy(groupings).map(safeFieldName), |
| 70 | ops: ['count'], |
| 71 | as: [names.count], |
| 72 | }, |
| 73 | { |
| 74 | type: 'extent', |
| 75 | field: names.count, |
| 76 | signal: names.globalExtent, |
| 77 | }, |
| 78 | { |
| 79 | type: 'stack', |
| 80 | groupby: getGroupBy(groupings).map(safeFieldName), |
| 81 | as: [names.stack0, names.stack1], |
| 82 | ...sort && { |
| 83 | sort: { |
| 84 | field: safeFieldName(sort.name), |
| 85 | order: 'ascending', |
| 86 | }, |
| 87 | }, |
| 88 | }, |
| 89 | ); |
| 90 | |
| 91 | addData(globalScope.scope, |
| 92 | { |
| 93 | name: names.sequence, |
| 94 | transform: [ |
| 95 | { |
| 96 | type: 'sequence', |
| 97 | start: 1, |
| 98 | stop: { |
| 99 | signal: `max(sqrt(${names.globalExtent}[1]),2)`, |
| 100 | }, |
| 101 | }, |
| 102 | { |
| 103 | type: 'formula', |
| 104 | expr: 'datum.data * datum.data', |
| 105 | as: 'squared', |
| 106 | }, |
| 107 | { |
| 108 | type: 'formula', |
| 109 | expr: `ceil(${names.globalExtent}[1] / datum.squared)`, |
| 110 | as: 'maxlevels', |
| 111 | }, |
| 112 | { |
| 113 | type: 'formula', |
| 114 | expr: `(${names.size} - (datum.data - 1) * datum.data) / datum.data`, |
| 115 | as: 'side', |
| 116 | }, |
| 117 | { |
| 118 | type: 'formula', |
nothing calls this directly
no test coverage detected