first commit

lib/app/constant.dart

@@ -0,0 +1,55 @@
+import 'package:flutter/material.dart';
+
+class Constant {
+  static double designHeight = 982;
+  static double designWidth = 1512;
+  static String versi = "Versi 16";
+
+  static TextStyle title({required BuildContext context}) {
+    return TextStyle(
+      fontSize: Constant.getActualX(context: context, x: 32),
+      fontWeight: FontWeight.w600,
+    );
+  }
+
+  static TextStyle subTitle({required BuildContext context}) {
+    return TextStyle(
+      fontSize: Constant.getActualX(context: context, x: 22),
+      fontWeight: FontWeight.w600,
+    );
+  }
+
+  static TextStyle layananTitle({required BuildContext context}) {
+    return TextStyle(
+      fontSize: Constant.getActualX(context: context, x: 18),
+      fontWeight: FontWeight.w600,
+    );
+  }
+
+  static TextStyle label({required BuildContext context}) {
+    return TextStyle(
+        fontSize: Constant.getActualX(context: context, x: 16),
+        fontStyle: FontStyle.italic);
+  }
+
+  static TextStyle normal({required BuildContext context}) {
+    return TextStyle(
+      fontSize: Constant.getActualX(context: context, x: 16),
+    );
+  }
+
+  //size convertion
+  static double getActualX({
+    required BuildContext context,
+    required double x,
+  }) {
+    return x / designWidth * MediaQuery.of(context).size.width;
+  }
+
+  static double getActualY({
+    required BuildContext context,
+    required double y,
+  }) {
+    return y / designHeight * MediaQuery.of(context).size.height;
+  }
+}