add w and h on EdgeInsets,Radius,BorderRadius,BoxConstraints (#430)

Co-authored-by: cordy <cordy@blinghour.com>

@@ -57,6 +57,18 @@ extension EdgeInsetsExtension on EdgeInsets {
         right: right.r,
         left: left.r,
       );
+  EdgeInsets get w => copyWith(
+    top: top.w,
+    bottom: bottom.w,
+    right: right.w,
+    left: left.w,
+  );
+  EdgeInsets get h => copyWith(
+    top: top.h,
+    bottom: bottom.h,
+    right: right.h,
+    left: left.h,
+  );
 }
 
 extension BorderRaduisExtension on BorderRadius {
@@ -67,11 +79,25 @@ extension BorderRaduisExtension on BorderRadius {
         topLeft: topLeft.r,
         topRight: topRight.r,
   );
+  BorderRadius get w => copyWith(
+    bottomLeft: bottomLeft.w,
+    bottomRight: bottomRight.w,
+    topLeft: topLeft.w,
+    topRight: topRight.w,
+  );
+  BorderRadius get h => copyWith(
+    bottomLeft: bottomLeft.h,
+    bottomRight: bottomRight.h,
+    topLeft: topLeft.h,
+    topRight: topRight.h,
+  );
 }
 
 extension RaduisExtension on Radius {
   /// Creates adapt Radius using r [SizeExtension].
   Radius get r => Radius.elliptical(x.r, y.r);
+  Radius get w => Radius.elliptical(x.w, y.w);
+  Radius get h => Radius.elliptical(x.h, y.h);
 }
 
 extension BoxConstraintsExtension on BoxConstraints {
@@ -90,4 +116,16 @@ extension BoxConstraintsExtension on BoxConstraints {
         minHeight: minHeight.h,
         minWidth: minWidth.w,
       );
+  BoxConstraints get w => this.copyWith(
+    maxHeight: maxHeight.w,
+    maxWidth: maxWidth.w,
+    minHeight: minHeight.w,
+    minWidth: minWidth.w,
+  );
+  BoxConstraints get h => this.copyWith(
+    maxHeight: maxHeight.h,
+    maxWidth: maxWidth.h,
+    minHeight: minHeight.h,
+    minWidth: minWidth.h,
+  );
 }