47 lines
1.5 KiB
JavaScript
47 lines
1.5 KiB
JavaScript
'use client';
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import { isBandScale } from "../internals/isBandScale.js";
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import { useRadiusAxis, useRotationAxis, useXAxis, useYAxis } from "./useAxis.js";
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/**
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* For a given scale return a function that map value to their position.
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* Useful when dealing with specific scale such as band.
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* @param {D3Scale} scale The scale to use
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* @returns {(value: any) => number} A function that map value to their position
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*/
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export function getValueToPositionMapper(scale) {
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if (isBandScale(scale)) {
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return value => (scale(value) ?? 0) + scale.bandwidth() / 2;
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}
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return value => scale(value);
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}
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/**
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* Get the X scale.
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*
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* @param {AxisId | undefined} axisId - If provided returns the scale for the x axis with axisId, else returns the values for the default x axis.
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* @returns {AxisScaleConfig[S]['scale']} The scale for the specified X axis.
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*/
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export function useXScale(axisId) {
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const axis = useXAxis(axisId);
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return axis.scale;
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}
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/**
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* Get the Y scale.
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*
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* @param {AxisId | undefined} axisId - If provided returns the scale for the y axis with axisId, else returns the values for the default y axis.
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* @returns {AxisScaleConfig[S]['scale']} The scale for the specified Y axis.
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*/
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export function useYScale(axisId) {
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const axis = useYAxis(axisId);
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return axis.scale;
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}
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export function useRotationScale(identifier) {
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const axis = useRotationAxis(identifier);
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return axis?.scale;
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}
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export function useRadiusScale(identifier) {
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const axis = useRadiusAxis(identifier);
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return axis?.scale;
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} |