vega-lite
Version:
Vega-Lite is a concise high-level language for interactive visualization.
40 lines • 1.59 kB
TypeScript
import { Transforms as VgTransform } from 'vega';
import { BinParams } from '../../bin.js';
import { FieldName } from '../../channeldef.js';
import { BinTransform } from '../../transform.js';
import { Dict } from '../../util.js';
import { Model, ModelWithField } from '../model.js';
import { DataFlowNode } from './dataflow.js';
export declare function getBinSignalName(model: Model, field: string, bin: boolean | BinParams): string;
export interface BinComponent {
bin: BinParams;
field: FieldName;
extentSignal?: string;
signal?: string;
span?: string;
/** Pairs of strings of the names of start and end signals */
as: [string, string][];
formula?: string;
formulaAs?: string;
}
export declare class BinNode extends DataFlowNode {
private bins;
clone(): BinNode;
constructor(parent: DataFlowNode, bins: Dict<BinComponent>);
static makeFromEncoding(parent: DataFlowNode, model: ModelWithField): BinNode;
/**
* Creates a bin node from BinTransform.
* The optional parameter should provide
*/
static makeFromTransform(parent: DataFlowNode, t: BinTransform, model: Model): BinNode;
/**
* Merge bin nodes. This method either integrates the bin config from the other node
* or if this node already has a bin config, renames the corresponding signal in the model.
*/
merge(other: BinNode, renameSignal: (s1: string, s2: string) => void): void;
producedFields(): Set<string>;
dependentFields(): Set<string>;
hash(): string;
assemble(): VgTransform[];
}
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