more cleanup

lib/done.dart

@@ -40,10 +40,7 @@ class _MyHomePageState extends State<MyHomePage> {
       ),
       body: Padding(
         padding: const EdgeInsets.all(20),
-        child: RotatedBox(
+        child: MyBarChart(),
-          quarterTurns: 1,
-          child: MyBarChart(),
-        ),
       ),
     );
   }
@@ -91,8 +88,18 @@ class MyBarChart extends StatelessWidget {
         .map((d) => BarChartGroupData(
               x: data.indexOf(d),
               barRods: [
-                BarChartRodData(toY: d.year.toDouble(), color: Colors.orange),
+                BarChartRodData(
-                BarChartRodData(toY: d.gpa.toDouble(), color: Colors.indigo)
+                  toY: d.year.toDouble(),
+                  width: 40,
+                  borderRadius: BorderRadius.all(Radius.circular(5)),
+                  color: Colors.orange,
+                ),
+                BarChartRodData(
+                  toY: d.gpa.toDouble(),
+                  width: 40,
+                  borderRadius: BorderRadius.all(Radius.circular(5)),
+                  color: Colors.indigo,
+                )
               ],
             ))
         .toList();
@@ -122,7 +129,10 @@ class MyBarChart extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return BarChart(_chartData());
+    return RotatedBox(
+      quarterTurns: 1,
+      child: BarChart(_chartData()),
+    );
   }
 }
 
@@ -135,6 +145,8 @@ class ChartData {
 
   static List<ChartData> exampleData() {
     return [
+      ChartData(name: "John", gpa: 2, year: 1),
+      ChartData(name: "Jane", gpa: 3, year: 2),
       ChartData(name: "John Doe", gpa: 2, year: 1),
       ChartData(name: "Jane Doe", gpa: 3, year: 2),
       ChartData(name: "Doe", gpa: 4, year: 3),

lib/main.dart

@@ -59,6 +59,8 @@ class ChartData {
     return [
       ChartData(name: "John", gpa: 2, year: 1),
       ChartData(name: "Jane", gpa: 3, year: 2),
+      ChartData(name: "John Doe", gpa: 2, year: 1),
+      ChartData(name: "Jane Doe", gpa: 3, year: 2),
       ChartData(name: "Doe", gpa: 4, year: 3),
     ];
   }