Initial commit

lib/src/entry.dart

@@ -0,0 +1,20 @@
+import 'dart:ui';
+
+class CircularSegmentEntry {
+  const CircularSegmentEntry(this.value, this.color, {this.rankKey});
+
+  final double value;
+  final Color color;
+  final String rankKey;
+
+  String toString() {
+    return '$rankKey: $value $color';
+  }
+}
+
+class CircularStackEntry {
+  const CircularStackEntry(this.entries, {this.rankKey});
+
+  final List<CircularSegmentEntry> entries;
+  final String rankKey;
+}