Merge pull request #289 from sohrabonline/patch-1

Smart size changes for balanced size

@@ -12,6 +12,12 @@ extension SizeExtension on num {
 
   ///[ScreenUtil.setSp]
   double get sp => ScreenUtil().setSp(this);
+  
+  
+  //smart size :  it check your value if it is bigger than your value set your value 
+  //for example you have setted  16.sm() , if for your screen 16.sp() bigger than 16 it will  set 16 not 16.sp()
+  //I think that it is good for save size balance on big sizes of screen
+  double get sm => (this.sp.toDouble()>toDouble())?toDouble():sp;
 
   ///[ScreenUtil.setSp]
   @Deprecated('please use [sp]')