Add legend to demo. Remove ChartsRootSurface.

Author: bernardobelchior

docs/data/charts/export/PrintChart.js

@@ -103,6 +103,7 @@ function Chart({ apiRef, type }) {
           yAxis={[{ data: ['A', 'B', 'C', 'D', 'E'] }]}
           series={[{ data: heatmapData }]}
           height={300}
+          hideLegend={false}
         />
       );
 

docs/data/charts/export/PrintChart.tsx

@@ -114,6 +114,7 @@ function Chart<T extends ChartType = ChartType>({
           yAxis={[{ data: ['A', 'B', 'C', 'D', 'E'] }]}
           series={[{ data: heatmapData }]}
           height={300}
+          hideLegend={false}
         />
       );
     default:

packages/x-charts/src/internals/components/ChartsRootSurface.tsx

@@ -1,7 +1,6 @@
 // Components
 export * from './components/ChartsAxesGradients';
 export * from './components/ChartsWrapper';
-export * from './components/ChartsRootSurface';
 export * from '../ChartsLabel/ChartsLabelMark';
 
 // hooks