Add logarithmic scale option to Statistics graph card

home-assistant · Nov 12, 2023 · d110d8d · d110d8d
1 parent 9417f13
commit d110d8d
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Showing 6 changed files with 19 additions and 3 deletions.
diff --git a/src/components/chart/statistics-chart.ts b/src/components/chart/statistics-chart.ts
@@ -71,6 +71,8 @@ export class StatisticsChart extends LitElement {
 
   @property({ type: Boolean }) public hideLegend = false;
 
+  @property({ type: Boolean }) public logarithmicScale = false;
+
   @property({ type: Boolean }) public isLoadingData = false;
 
   @property() public period?: string;
@@ -98,7 +100,8 @@ export class StatisticsChart extends LitElement {
       !this.hasUpdated ||
       changedProps.has("unit") ||
       changedProps.has("period") ||
-      changedProps.has("chartType")
+      changedProps.has("chartType") ||
+      changedProps.has("logarithmicScale")
     ) {
       this._createOptions();
     }
@@ -198,6 +201,7 @@ export class StatisticsChart extends LitElement {
             display: unit || this.unit,
             text: unit || this.unit,
           },
+          type: this.logarithmicScale ? "logarithmic" : "linear",
         },
       },
       plugins: {

diff --git a/src/panels/lovelace/cards/hui-statistics-graph-card.ts b/src/panels/lovelace/cards/hui-statistics-graph-card.ts
@@ -199,6 +199,7 @@ export class HuiStatisticsGraphCard extends LitElement implements LovelaceCard {
             .names=${this._names}
             .unit=${this._unit}
             .hideLegend=${this._config.hide_legend || false}
+            .logarithmicScale=${this._config.logarithmic_scale || false}
           ></statistics-chart>
         </div>
       </ha-card>

diff --git a/src/panels/lovelace/cards/types.ts b/src/panels/lovelace/cards/types.ts
@@ -328,6 +328,7 @@ export interface StatisticsGraphCardConfig extends LovelaceCardConfig {
   stat_types?: StatisticType | StatisticType[];
   chart_type?: "line" | "bar";
   hide_legend?: boolean;
+  logarithmic_scale?: boolean;
 }
 
 export interface StatisticCardConfig extends LovelaceCardConfig {

diff --git a/src/panels/lovelace/editor/config-elements/hui-statistics-graph-card-editor.ts b/src/panels/lovelace/editor/config-elements/hui-statistics-graph-card-editor.ts
@@ -72,6 +72,7 @@ const cardConfigStruct = assign(
     stat_types: optional(union([array(statTypeStruct), statTypeStruct])),
     unit: optional(string()),
     hide_legend: optional(boolean()),
+    logarithmic_scale: optional(boolean()),
   })
 );
 
@@ -211,6 +212,11 @@ export class HuiStatisticsGraphCardEditor
               required: false,
               selector: { boolean: {} },
             },
+            {
+              name: "logarithmic_scale",
+              required: false,
+              selector: { boolean: {} },
+            },
           ],
         },
       ];
@@ -347,6 +353,7 @@ export class HuiStatisticsGraphCardEditor
       case "period":
       case "unit":
       case "hide_legend":
+      case "logarithmic_scale":
         return this.hass!.localize(
           `ui.panel.lovelace.editor.card.statistics-graph.${schema.name}`
         );

diff --git a/src/resources/chartjs.ts b/src/resources/chartjs.ts
@@ -12,6 +12,7 @@ import {
   Chart,
   BarElement,
   BarController,
+  LogarithmicScale,
 } from "chart.js";
 import { TextBarElement } from "../components/chart/timeline-chart/textbar-element";
 import { TimelineController } from "../components/chart/timeline-chart/timeline-controller";
@@ -35,5 +36,6 @@ Chart.register(
   TextBarElement,
   TimeLineScale,
   TimelineController,
-  CategoryScale
+  CategoryScale,
+  LogarithmicScale
 );
diff --git a/src/translations/en.json b/src/translations/en.json
@@ -4997,7 +4997,8 @@
               },
               "pick_statistic": "Add a statistic",
               "picked_statistic": "Statistic",
-              "hide_legend": "Hide legend"
+              "hide_legend": "Hide legend",
+              "logarithmic_scale": "Logarithmic scale"
             },
             "statistic": {
               "name": "Statistic",