extract plot detail view into its own component

pdb-js/src/app/utils.service.ts

@@ -0,0 +1,38 @@
+
+import { Injectable } from '@angular/core';
+
+@Injectable({
+    providedIn: 'root'
+  })
+export class UtilService {
+
+    constructor() {
+    }
+
+    formatMs(valueInMs):string {
+        const ms = Math.floor(valueInMs % 1000);
+        const s = Math.floor((valueInMs / 1000) % 60);
+        const m = Math.floor((valueInMs / (60*1000)) % 60);
+        const h = Math.floor(valueInMs / (3600*1000));
+        
+        var result = "";
+        if (h != 0) {
+            result += h+"h ";
+        }
+        if (h!= 0 || m != 0) {
+            result += m+"m ";
+        }
+        if (h!= 0 || m != 0 || s != 0) {
+            result += s+"s ";
+            result += ms+"ms";
+        } else {
+            result += ms+"ms";
+        }
+        
+        return result;
+    }
+
+    toPercent(percentage: number) : string{
+      return (Math.round(percentage * 10000) / 100)+"%";
+    }
+}