UI: delete unused settings

ui-ngx/src/app/modules/home/components/widget/config/basic/gauge/digital-simple-gauge-basic-config.component.ts

@@ -30,7 +30,7 @@ import {
   getTimewindowConfig,
   setTimewindowConfig
 } from '@home/components/widget/config/timewindow-config-panel.component';
-import { formatValue, isDefinedAndNotNull, isUndefined } from '@core/utils';
+import { formatValue, isDefined, isUndefined } from '@core/utils';
 import { Component } from '@angular/core';
 import {
   convertLevelColorsSettingsToColorProcessor,
@@ -157,8 +157,8 @@ export class DigitalSimpleGaugeBasicConfigComponent extends BasicWidgetConfigCom
     this.widgetConfig.config.settings.showValue = config.showValue;
     this.widgetConfig.config.units = config.units;
     this.widgetConfig.config.decimals = config.decimals;
-    if (isDefinedAndNotNull(this.widgetConfig.config.settings.decimals)) {
-      this.widgetConfig.config.settings.decimals = null;
+    if (isDefined(this.widgetConfig.config.settings.decimals)) {
+      delete this.widgetConfig.config.settings.decimals;
     }
     this.widgetConfig.config.settings.valueFont = config.valueFont;
     this.widgetConfig.config.settings.valueFont.color = config.valueColor;

ui-ngx/src/app/modules/home/components/widget/lib/rpc/knob.component.ts

@@ -57,6 +57,7 @@ export class KnobComponent extends BasicActionWidgetComponent implements OnInit,
   maxValue: number;
   newValue = 0;
 
+  private decimals: number;
   private startDeg = -1;
   private currentDeg = 0;
   private rotation = 0;
@@ -143,9 +144,10 @@ export class KnobComponent extends BasicActionWidgetComponent implements OnInit,
       actionLabel: this.ctx.translate.instant('widgets.slider.on-value-change')};
     this.valueSetter = this.createValueSetter(valueChangeSettings);
 
+    this.decimals = isDefined(this.ctx.decimals) ? this.ctx.decimals : 0;
     this.valueFormat = ValueFormatProcessor.fromSettings(this.ctx.$injector, {
       units: this.ctx.units,
-      decimals: this.ctx.decimals || 0,
+      decimals: this.decimals,
       showZeroDecimals: true
     });
 
@@ -299,7 +301,7 @@ export class KnobComponent extends BasicActionWidgetComponent implements OnInit,
   }
 
   private turn(ratio: number) {
-    this.newValue = Number((this.minValue + (this.maxValue - this.minValue) * ratio).toFixed(this.ctx.decimals || 0));
+    this.newValue = Number((this.minValue + (this.maxValue - this.minValue) * ratio).toFixed(this.decimals));
     if (this.canvasBar.value !== this.newValue) {
       this.canvasBar.value = this.newValue;
     }

ui-ngx/src/app/modules/home/components/widget/lib/settings/gauge/digital-gauge-widget-settings.component.ts

@@ -37,7 +37,7 @@ import {
   digitalGaugeLayoutTranslations,
   DigitalGaugeType
 } from '@home/components/widget/lib/digital-gauge.models';
-import { formatValue, isDefinedAndNotNull } from '@core/utils';
+import { formatValue, isDefined } from '@core/utils';
 import {
   ColorSettings,
   ColorType,
@@ -247,8 +247,8 @@ export class DigitalGaugeWidgetSettingsComponent extends WidgetSettingsComponent
     settings.titleFont.color = this.digitalGaugeWidgetSettingsForm.get('titleColor').value;
     settings.labelFont.color = this.digitalGaugeWidgetSettingsForm.get('labelColor').value;
 
-    if (isDefinedAndNotNull(settings.decimals)) {
-      settings.decimals = null;
+    if (isDefined(settings.decimals)) {
+      delete settings.decimals;
     }
 
     return settings;