Merge branch 'bar-pod-legend' into 'main'

Grafana Legend instead of build-in Legend

See merge request chartwerk/grafana-chartwerk-panel!13

src/components/Panel.tsx

@@ -11,6 +11,8 @@ import { ChartwerkGaugePod } from '@chartwerk/gauge-pod';
 import { ChartwerkBarPod } from '@chartwerk/bar-pod';
 
 import { PanelData, TimeRange, PanelProps } from '@grafana/data';
+import { VizLegend } from '@grafana/ui';
+import { LegendDisplayMode } from '@grafana/schema';
 
 import React, { useRef } from 'react';
 import { css } from 'emotion';
@@ -24,7 +26,6 @@ export function Panel({ options, data, width, height, timeRange, onChangeTimeRan
 
   // we request animation frame here because we need an existing DOM-element at the moment we render the pod
   window.requestAnimationFrame(() => {
-    console.log('pod', options.visualizationType);
     let pod;
     switch (options.visualizationType) {
       case Pod.GAUGE:
@@ -35,7 +36,6 @@ export function Panel({ options, data, width, height, timeRange, onChangeTimeRan
       case Pod.BAR:
         const barSeries = new BarSeries(grafanaSeriesList).getChartwerkSeries();
         const chartwerkBarOptions = new BarOptions(grafanaSeriesList, onChangeTimeRange).getChartwerkOptions();
-        console.log('data', barSeries, chartwerkBarOptions);
         pod = new ChartwerkBarPod((chartContainer as any).current, barSeries, chartwerkBarOptions);
         break;
       default:
@@ -52,17 +52,29 @@ export function Panel({ options, data, width, height, timeRange, onChangeTimeRan
     }
     window.open(options.gauge.link, '_self');
   };
-
+  const legendItems = _.map(grafanaSeriesList, (serie) => {
+    return {
+      label: serie.alias,
+      color: serie.color,
+      yAxis: 1,
+    };
+  });
+  const chartHeight = options.visualizationType !== Pod.GAUGE ? height - 20 : height;
   return (
-    <div
-      ref={chartContainer}
-      className={css`
-        width: ${width}px;
-        height: ${height}px;
-        cursor: ${isLinkActive ? 'pointer' : 'default'};
-      `}
-      onClick={chartClickHandler}
-    ></div>
+    <div>
+      <div
+        ref={chartContainer}
+        className={css`
+          width: ${width}px;
+          height: ${chartHeight}px;
+          cursor: ${isLinkActive ? 'pointer' : 'default'};
+        `}
+        onClick={chartClickHandler}
+      ></div>
+      {options.visualizationType !== Pod.GAUGE && (
+        <VizLegend placement={'bottom'} items={legendItems} displayMode={LegendDisplayMode.List} />
+      )}
+    </div>
   );
 }
 

src/models/options/barOptions.ts

@@ -26,6 +26,7 @@ export class BarOptions {
         scroll: { zoom: { isActive: false }, pan: { isActive: false } },
         mouse: { doubleClick: { isActive: false } },
       },
+      renderLegend: false,
       annotations: [
         { key: 'm-1', color: 'red' },
         { key: 'm-2', color: 'green' },