ScreenOverlayModel constructor 
    
      
      ScreenOverlayModel({ - String overlayID = 'overlay', 
 
- required String name, 
 
- String icon = '', 
 
- required double overlayX, 
 
- required double overlayY, 
 
- required double screenX, 
 
- required double screenY, 
 
- required double sizeX, 
 
- required double sizeY, 
 
- String content = '', 
 
})
    
    
    
  Implementation
  ScreenOverlayModel({
  this.overlayID = 'overlay',
  required this.name,
  this.icon = '',
  required this.overlayX,
  required this.overlayY,
  required this.screenX,
  required this.screenY,
  required this.sizeX,
  required this.sizeY,
  this.content = '',
});