open visualization page with settings

pdb-js/src/app/visualization-page/visualization-page.component.ts

@@ -63,6 +63,12 @@ export class VisualizationPageComponent implements OnInit, AfterViewInit {
   plotJobActive = false;
 
   constructor(private plotService: PlotService, private snackBar: MatSnackBar) {
+
+    const params = new URLSearchParams(window.location.search);
+    if (!this.defaultConfig && params.get("config")) {
+      const config = JSON.parse(params.get("config")!);
+      this.defaultConfig = config;
+    }
   }
 
   showError(message:string) {
@@ -248,4 +254,13 @@ toggleGallery(event: Event){
       );
     return request;
   }
+
+  serializedConfig(): string {
+    try{
+    const config = this.createPlotConfig();
+    return JSON.stringify(config);
+    }catch (e)  {
+      return "";
+    }
+  }
 }