codigo actual del servidor, con avances de joan

source_code/lib/custom/device_info.dart

@@ -0,0 +1,28 @@
+
+import 'package:flutter/cupertino.dart';
+
+class DeviceInfo{
+  BuildContext? context;
+
+  DeviceInfo(this.context);
+
+ double getWidth(){
+    return MediaQuery.of(context!).size.width;
+}
+double getWidthInPercent(){
+    return MediaQuery.of(context!).size.width/100;
+}
+double getHeight(){
+    return MediaQuery.of(context!).size.height;
+}
+double getHeightInPercent(){
+    return MediaQuery.of(context!).size.height/100;
+}
+
+double getHeightInPercent2(){
+    return MediaQuery.of(context!).size.aspectRatio;
+}
+
+
+
+}