BasicImageLoadOptions.fromJson constructor 
    
      
      BasicImageLoadOptions.fromJson(
 - Map<String, dynamic> json
) 
    
    
  Implementation
  factory BasicImageLoadOptions.fromJson(Map<String, dynamic> json) =>
    BasicImageLoadOptions(
      roi: json.containsKey("roi")
          ? Rectangle<int>(
              ((json["roi"] as Map<String, dynamic>)["x"] as int),
              ((json["roi"] as Map<String, dynamic>)["y"] as int),
              ((json["roi"] as Map<String, dynamic>)["width"] as int),
              ((json["roi"] as Map<String, dynamic>)["height"] as int))
          : Rectangle<int>(0, 0, 0, 0),
    );