Made build portable

dependencies/fluent_ui-3.12.0/lib/src/controls/surfaces/card.dart

@@ -0,0 +1,51 @@
+import 'package:fluent_ui/fluent_ui.dart';
+
+class Card extends StatelessWidget {
+  const Card({
+    Key? key,
+    required this.child,
+    this.padding = const EdgeInsets.all(12.0),
+    this.backgroundColor,
+    this.elevation = 4.0,
+    this.borderRadius = const BorderRadius.all(Radius.circular(6.0)),
+  }) : super(key: key);
+
+  /// The card content
+  final Widget child;
+
+  /// The padding around content
+  final EdgeInsets padding;
+
+  /// The background color.
+  ///
+  /// If null, [ThemeData.cardColor] is used
+  final Color? backgroundColor;
+
+  /// The z-coordinate relative to the parent at which to place this card
+  ///
+  /// The valus is non-negative
+  final double elevation;
+
+  /// The rounded corners of this card
+  final BorderRadiusGeometry borderRadius;
+
+  @override
+  Widget build(BuildContext context) {
+    assert(debugCheckHasFluentLocalizations(context));
+    assert(debugCheckHasDirectionality(context));
+    final theme = FluentTheme.of(context);
+    return PhysicalModel(
+      elevation: elevation,
+      color: Colors.transparent,
+      borderRadius: borderRadius.resolve(Directionality.of(context)),
+      child: Container(
+        decoration: BoxDecoration(
+          color: backgroundColor ?? theme.cardColor,
+          borderRadius: borderRadius,
+        ),
+        padding: padding,
+        child: child,
+      ),
+    );
+  }
+}