From f33309601201776c9f724e46badadaeef4663358 Mon Sep 17 00:00:00 2001
From: Arjun Choudhary <contact@arjunchoudhary.com>
Date: Wed, 27 Sep 2023 16:08:01 +0530
Subject: [PATCH] feat: experimental! allow overrriding yAxisLabels

---
 src/js/charts/AxisChart.js |  4 ++--
 src/js/charts/BaseChart.js |  2 ++
 src/js/utils/intervals.js  | 10 +++++++++-
 3 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/js/charts/AxisChart.js b/src/js/charts/AxisChart.js
index 6bcb05a3..cea84b85 100644
--- a/src/js/charts/AxisChart.js
+++ b/src/js/charts/AxisChart.js
@@ -147,7 +147,7 @@ export default class AxisChart extends BaseChart {
 
 		// if we have an object we have multiple yAxisParameters.
 		if (dataValues instanceof Array) {
-			yPts = calcChartIntervals(dataValues, withMinimum);
+			yPts = calcChartIntervals(dataValues, withMinimum, this.config.overrideCeiling, this.config.overrideFloor);
 			scaleMultiplier = this.height / getValueRange(yPts);
 			intervalHeight = getIntervalSize(yPts) * scaleMultiplier;
 			zeroLine = this.height - getZeroIndex(yPts) * intervalHeight;
@@ -170,7 +170,7 @@ export default class AxisChart extends BaseChart {
 				yAxisAlignment = yAxisConfigObject.position
 					? yAxisConfigObject.position
 					: "left";
-				yPts = calcChartIntervals(dataValue, withMinimum);
+				yPts = calcChartIntervals(dataValue, withMinimum, this.config.overrideCeiling, this.config.overrideFloor);
 				scaleMultiplier = this.height / getValueRange(yPts);
 				intervalHeight = getIntervalSize(yPts) * scaleMultiplier;
 				zeroLine = this.height - getZeroIndex(yPts) * intervalHeight;
diff --git a/src/js/charts/BaseChart.js b/src/js/charts/BaseChart.js
index 545ae7f3..e54d68bc 100644
--- a/src/js/charts/BaseChart.js
+++ b/src/js/charts/BaseChart.js
@@ -56,6 +56,8 @@ export default class BaseChart {
 					: 1,
 			isNavigable: options.isNavigable || 0,
 			animate: 0,
+			overrideCeiling: options.overrideCeiling || false,
+			overrideFloor: options.overrideFloor || false,
 			truncateLegends:
 				typeof options.truncateLegends !== "undefined"
 					? options.truncateLegends
diff --git a/src/js/utils/intervals.js b/src/js/utils/intervals.js
index 21cd6041..e3bbab5d 100644
--- a/src/js/utils/intervals.js
+++ b/src/js/utils/intervals.js
@@ -81,7 +81,7 @@ function getChartIntervals(maxValue, minValue = 0) {
   return intervals;
 }
 
-export function calcChartIntervals(values, withMinimum = false) {
+export function calcChartIntervals(values, withMinimum = true, overrideCeiling=false, overrideFloor=false) {
   //*** Where the magic happens ***
 
   // Calculates best-fit y intervals from given values
@@ -90,6 +90,14 @@ export function calcChartIntervals(values, withMinimum = false) {
   let maxValue = Math.max(...values);
   let minValue = Math.min(...values);
 
+  if (overrideCeiling) {
+    maxValue = overrideCeiling
+  } 
+
+  if (overrideFloor) {
+    minValue = overrideFloor
+  }
+
   // Exponent to be used for pretty print
   let exponent = 0,
     intervals = []; // eslint-disable-line no-unused-vars