fix(config): add additional property to control extension

Author: scottdickerson

Diff for: packages/core/src/components/axes/axis.ts

@@ -148,19 +148,20 @@ export class Axis extends Component {
 
 		if (axisOptions.scaleType === ScaleTypes.TIME) {
 			if (Tools.getProperty(options, "timeScale", "addSpaceOnEdges")) {
+				const timeRangeToExtend = Tools.getProperty(options, "timeScale", "timeRangeToExtend")
 				const startDate = new Date(domain[0]);
 				const endDate = new Date(domain[1]);
-				if (differenceInYears(endDate, startDate) > 3) {
+				if (differenceInYears(endDate, startDate) > timeRangeToExtend) {
 					return [subYears(startDate, 1), addYears(endDate, 1)];
 				}
-				if (differenceInMonths(endDate, startDate) > 3) {
+				if (differenceInMonths(endDate, startDate) > timeRangeToExtend) {
 					return [subMonths(startDate, 1), addMonths(endDate, 1)];
 				}
-				if (differenceInDays(endDate, startDate) > 3) {
+				if (differenceInDays(endDate, startDate) > timeRangeToExtend) {
 					return [subDays(startDate, 1), addDays(endDate, 1)];
-				} else if (differenceInHours(endDate, startDate) > 3) {
+				} else if (differenceInHours(endDate, startDate) > timeRangeToExtend) {
 					return [subHours(startDate, 1), addHours(endDate, 1)];
-				} else if (differenceInMinutes(endDate, startDate) > 3) {
+				} else if (differenceInMinutes(endDate, startDate) > timeRangeToExtend) {
 					return [subMinutes(startDate, 1), addMinutes(endDate, 1)];
 				}
 				// Other

Diff for: packages/core/src/configuration.ts

@@ -95,7 +95,9 @@ export const barChartTooltip: BarTooltipOptions = Tools.merge({}, axisChartToolt
 const axes: AxesOptions = { };
 
 const timeScale: TimeScaleOptions = {
-	addSpaceOnEdges: true
+	addSpaceOnEdges: true,
+	// Only extends the axes if the timerange is greater than this amount
+	timeRangeToExtend: 3
 };
 
 /**

Diff for: packages/core/src/interfaces/axis-scales.ts

@@ -57,4 +57,5 @@ export interface AxesOptions {
  */
 export interface TimeScaleOptions {
 	addSpaceOnEdges?: boolean;
+	timeRangeToExtend?: number;
 }