/*

 <codex>

 <abstract>

 Utility class for managing application's preferences and settings.

 </abstract>

 </codex>

 */

#import <Cocoa/Cocoa.h>

// Keys for the preferences dictionary     // For values

extern NSString* kNBodyPrefDemos;          // Signed integer 64

extern NSString* kNBodyPrefDemoType;       // Unsigned Integer 32

extern NSString* kNBodyPrefParticles;      // Unsigned Integer 32

extern NSString* kNBodyPrefConfig;         // Unsigned Integer 32

extern NSString* kNBodyPrefMaxUpdates;     // Unsigned Long

extern NSString* kNBodyPrefMaxFrameRate;   // Unsigned Long

extern NSString* kNBodyPrefMaxPerf;        // Unsigned Long

extern NSString* kNBodyPrefMaxCPU;         // Unsigned Long

extern NSString* kNBodyPrefRotateX;        // Double

extern NSString* kNBodyPrefRotateY;        // Double

extern NSString* kNBodyPrefSizeWidth;      // Double

extern NSString* kNBodyPrefSizeHeight;     // Double

extern NSString* kNBodyPrefClearColor;     // Float

extern NSString* kNBodyPrefStarScale;      // Float

extern NSString* kNBodyPrefViewDistance;   // Float

extern NSString* kNBodyPrefTimeStep;       // Float

extern NSString* kNBodyPrefClusterScale;   // Float

extern NSString* kNBodyPrefVelocityScale;  // Float

extern NSString* kNBodyPrefSoftening;      // Float

extern NSString* kNBodyPrefDamping;        // Float

extern NSString* kNBodyPrefPointSize;      // Float

extern NSString* kNBodyPrefFullScreen;     // BOOL

extern NSString* kNBodyPrefIsGPUOnly;      // BOOL

extern NSString* kNBodyPrefShowUpdates;    // BOOL

extern NSString* kNBodyPrefShowFrameRate;  // BOOL

extern NSString* kNBodyPrefShowPerf;       // BOOL

extern NSString* kNBodyPrefShowDock;       // BOOL

extern NSString* kNBodyPrefShowCPU;        // BOOL

@interface NBodyPreferences : NSObject

@property (nonatomic, readonly) NSString*     identifier;

@property (nonatomic, readonly) NSDictionary* preferences;

@property (nonatomic) int64_t demos;

@property (nonatomic) uint32_t demoType;

@property (nonatomic) uint32_t config;

@property (nonatomic) uint32_t particles;

@property (nonatomic) size_t maxUpdates;

@property (nonatomic) size_t maxFramerate;

@property (nonatomic) size_t maxPerf;

@property (nonatomic) size_t maxCPU;

@property (nonatomic) NSPoint rotate;

@property (nonatomic) NSSize  size;

@property (nonatomic) float  timeStep;

@property (nonatomic) float  clusterScale;

@property (nonatomic) float  velocityScale;

@property (nonatomic) float  softening;

@property (nonatomic) float  damping;

@property (nonatomic) float  pointSize;

@property (nonatomic) float  starScale;

@property (nonatomic) float  viewDistance;

@property (nonatomic) float  clearColor;

@property (nonatomic) BOOL  isGPUOnly;

@property (nonatomic) BOOL  fullscreen;

@property (nonatomic) BOOL  showUpdates;

@property (nonatomic) BOOL  showFramerate;

@property (nonatomic) BOOL  showCPU;

@property (nonatomic) BOOL  showPerf;

@property (nonatomic) BOOL  showDock;

+ (instancetype) preferences;

- (BOOL) addEntries:(NBodyPreferences *)preferences;

- (BOOL) write;

@end