text: //
  //  CO2Manager.h
  //  temp-co2
  //
  //  Created by david on 6/08/2021
  // Apache license. See LICENSE file.
  //
  
  #import <Cocoa/Cocoa.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  /// Coordinate collecting data from the device, appending it to the model, and displaying the result.
  @interface CO2Manager : NSResponder
  
  /// defaults to 800 - yellow window
  @property(nonatomic) CGFloat warningThreshold;
  
  /// defaults to 1200 must be larger than warning. - red window
  @property(nonatomic) CGFloat dangerThreshold;
  
  - (void)setup;
  - (void)shutdown;
  @end
  
  NS_ASSUME_NONNULL_END
  