fix: errors in XAxisTimeLabelsGenerator after prepending candles

devexperts · Oct 3, 2023 · d106364 · d106364
1 parent 43df2e5
commit d106364
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Showing 3 changed files with 5 additions and 3 deletions.
diff --git a/src/chart/components/chart/chart-base.model.ts b/src/chart/components/chart/chart-base.model.ts
@@ -18,6 +18,7 @@ type DataPoint<T extends BaseType> = T extends 'candle' ? Candle : DataSeriesPoi
 type VisualPoint<T extends BaseType> = T extends 'candle' ? VisualCandle : VisualSeriesPoint;
 export interface PrependedCandlesData {
 	prependedCandlesWidth: number;
+	prependedCandlesCount: number;
 	preparedCandles: Candle[];
 }
 

diff --git a/src/chart/components/chart/chart.model.ts b/src/chart/components/chart/chart.model.ts
@@ -389,6 +389,7 @@ export class ChartModel extends ChartBaseElement {
 		this.scale.moveXStart(this.scale.xStart + prependedCandlesWidth);
 		this.candlesPrependSubject.next({
 			prependedCandlesWidth,
+			prependedCandlesCount: updateResult.prepended,
 			preparedCandles,
 		});
 

diff --git a/src/chart/components/x_axis/x-axis.component.ts b/src/chart/components/x_axis/x-axis.component.ts
@@ -120,11 +120,11 @@ export class XAxisComponent extends ChartBaseElement {
 		this.addRxSubscription(
 			this.chartComponent.chartModel.candlesPrependSubject
 				.pipe(
-					filter(({ preparedCandles }) => preparedCandles.length !== 0),
-					map(({ preparedCandles }) => {
+					filter(({ prependedCandlesCount }) => prependedCandlesCount !== 0),
+					map(({ prependedCandlesCount }) => {
 						return this.chartComponent.chartModel.mainCandleSeries.visualPoints.slice(
 							0,
-							preparedCandles.length,
+							prependedCandlesCount,
 						);
 					}),
 				)