/
encode.ts
65 lines (62 loc) · 1.91 KB
/
encode.ts
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import {getSecondaryRangeChannel, PositionScaleChannel} from '../../channel';
import {channelDefType, getFieldOrDatumDef, isPositionFieldOrDatumDef} from '../../channeldef';
import {formatCustomType, isCustomFormatType} from '../format';
import {UnitModel} from '../unit';
export function labels(model: UnitModel, channel: PositionScaleChannel, specifiedLabelsSpec: any) {
const {encoding, config} = model;
const fieldOrDatumDef =
getFieldOrDatumDef<string>(encoding[channel]) ?? getFieldOrDatumDef(encoding[getSecondaryRangeChannel(channel)]);
const axis = model.axis(channel) || {};
const {format, formatType} = axis;
if (isCustomFormatType(formatType)) {
return {
text: formatCustomType({
fieldOrDatumDef,
field: 'datum.value',
format,
formatType,
config
}),
...specifiedLabelsSpec
};
} else if (
format === undefined &&
formatType === undefined &&
isPositionFieldOrDatumDef(fieldOrDatumDef) &&
fieldOrDatumDef.stack === 'normalize' &&
channelDefType(fieldOrDatumDef) === 'quantitative'
) {
let fmt = 'format';
if (config.normalizedNumberFormatType && config.customFormatTypes) {
fmt = config.normalizedNumberFormatType;
}
return {
text: formatCustomType({
fieldOrDatumDef,
field: 'datum.value',
format: config.normalizedNumberFormat,
formatType: fmt,
config
}),
...specifiedLabelsSpec
};
} else if (
format === undefined &&
formatType === undefined &&
config.customFormatTypes &&
config.numberFormatType &&
channelDefType(fieldOrDatumDef) === 'quantitative'
) {
return {
text: formatCustomType({
fieldOrDatumDef,
field: 'datum.value',
format: config.numberFormat,
formatType: config.numberFormatType,
config
}),
...specifiedLabelsSpec
};
}
return specifiedLabelsSpec;
}