Initial public commit

lib/ui/common/gradient_container.dart

@@ -0,0 +1,85 @@
+import 'package:flutter/material.dart';
+
+class GradientContainer extends StatelessWidget {
+  const GradientContainer(this.colors, this.stops,
+      {Key? key,
+      this.child,
+      this.width,
+      this.height,
+      this.alignment,
+      this.begin,
+      this.end,
+      this.blendMode,
+      this.borderRadius})
+      : super(key: key);
+  final List<Color> colors;
+  final List<double> stops;
+  final double? width;
+  final double? height;
+  final Widget? child;
+  final Alignment? begin;
+  final Alignment? end;
+  final Alignment? alignment;
+  final BlendMode? blendMode;
+  final BorderRadius? borderRadius;
+
+  @override
+  Widget build(BuildContext context) => IgnorePointer(
+        child: Container(
+          width: width,
+          height: height,
+          alignment: alignment,
+          decoration: BoxDecoration(
+            gradient: LinearGradient(
+              begin: begin ?? Alignment.centerLeft,
+              end: end ?? Alignment.centerRight,
+              colors: colors,
+              stops: stops,
+            ),
+            backgroundBlendMode: blendMode,
+            borderRadius: borderRadius,
+          ),
+          child: child,
+        ),
+      );
+}
+
+class HzGradient extends GradientContainer {
+  const HzGradient(List<Color> colors, List<double> stops,
+      {Key? key,
+      Widget? child,
+      double? width,
+      double? height,
+      Alignment? alignment,
+      BlendMode? blendMode,
+      BorderRadius? borderRadius})
+      : super(colors, stops,
+            key: key,
+            child: child,
+            width: width,
+            height: height,
+            alignment: alignment,
+            blendMode: blendMode,
+            borderRadius: borderRadius);
+}
+
+class VtGradient extends GradientContainer {
+  const VtGradient(List<Color> colors, List<double> stops,
+      {Key? key,
+      Widget? child,
+      double? width,
+      double? height,
+      Alignment? alignment,
+      BlendMode? blendMode,
+      BorderRadius? borderRadius})
+      : super(colors, stops,
+            key: key,
+            child: child,
+            width: width,
+            height: height,
+            alignment: alignment,
+            begin: Alignment.topCenter,
+            end: Alignment.bottomCenter,
+            blendMode: blendMode,
+            borderRadius: borderRadius);
+}