Provide widget to historical data provider

yamcs · Apr 3, 2024 · ed35550 · ed35550
1 parent 7515612
commit ed35550
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Showing 4 changed files with 6 additions and 4 deletions.
diff --git a/src/index.ts b/src/index.ts
@@ -4,6 +4,7 @@ export { Display } from "./Display";
 export { Font } from "./Font";
 export { FontResolver } from "./FontResolver";
 export { DefaultPathResolver, PathResolver } from "./PathResolver";
+export { Widget } from "./Widget";
 export { NullablePoint, Point } from "./positioning";
 export { HistoricalDataProvider } from "./pv/HistoricalDataProvider";
 export { AlarmSeverity, PV } from "./pv/PV";

diff --git a/src/pv/PVEngine.ts b/src/pv/PVEngine.ts
@@ -113,11 +113,11 @@ export class PVEngine {
     return pv;
   }
 
-  createHistoricalDataProvider(pvName: string) {
+  createHistoricalDataProvider(pvName: string, widget: Widget) {
     for (const provider of this.providers) {
       if (provider.canProvide(pvName)) {
         if (provider.createHistoricalDataProvider) {
-          return provider.createHistoricalDataProvider(pvName);
+          return provider.createHistoricalDataProvider(pvName, widget);
         } else {
           break;
         }

diff --git a/src/pv/PVProvider.ts b/src/pv/PVProvider.ts
@@ -1,3 +1,4 @@
+import { Widget } from '../Widget';
 import { HistoricalDataProvider } from "./HistoricalDataProvider";
 import { PV } from "./PV";
 
@@ -10,7 +11,7 @@ export interface PVProvider {
 
   isNavigable(): boolean;
 
-  createHistoricalDataProvider?(pvName: string): HistoricalDataProvider | void;
+  createHistoricalDataProvider?(pvName: string, widget: Widget): HistoricalDataProvider | void;
 
   shutdown(): void;
 }
diff --git a/src/widgets/monitors/xygraph/Trace.ts b/src/widgets/monitors/xygraph/Trace.ts
@@ -58,7 +58,7 @@ export class Trace {
 
     this.historicalDataProvider = undefined;
     if (chronological && this.yPV) {
-      this.historicalDataProvider = pvEngine.createHistoricalDataProvider(this.yPV) || undefined;
+      this.historicalDataProvider = pvEngine.createHistoricalDataProvider(this.yPV, widget) || undefined;
     }
 
     this.traceData = new TraceBuffer(