//
//  CSMachine.h
//  Clock Signal
//
//  Created by Thomas Harte on 04/01/2016.
//  Copyright © 2016 Thomas Harte. All rights reserved.
//

#import <Foundation/Foundation.h>

#import "CSAudioQueue.h"
#import "CSFastLoading.h"
#import "CSOpenGLView.h"
#import "CSStaticAnalyser.h"

@class CSMachine;
@protocol CSMachineDelegate
- (void)machineSpeakerDidChangeInputClock:(CSMachine *)machine;
@end

typedef NS_ENUM(NSInteger, CSMachineVideoSignal) {
	CSMachineVideoSignalComposite,
	CSMachineVideoSignalSVideo,
	CSMachineVideoSignalRGB
};

// Deliberately low; to ensure CSMachine has been declared as an @class already.
#import "CSAtari2600.h"
#import "CSZX8081.h"

@interface CSMachine : NSObject

- (instancetype)init NS_UNAVAILABLE;
/*!
	Initialises an instance of CSMachine.

	@param result The CSStaticAnalyser result that describes the machine needed.
*/
- (instancetype)initWithAnalyser:(CSStaticAnalyser *)result NS_DESIGNATED_INITIALIZER;

- (void)runForInterval:(NSTimeInterval)interval;

- (float)idealSamplingRateFromRange:(NSRange)range;
- (void)setAudioSamplingRate:(float)samplingRate bufferSize:(NSUInteger)bufferSize;

- (void)setView:(CSOpenGLView *)view aspectRatio:(float)aspectRatio;
- (void)drawViewForPixelSize:(CGSize)pixelSize onlyIfDirty:(BOOL)onlyIfDirty;

- (void)setKey:(uint16_t)key characters:(NSString *)characters isPressed:(BOOL)isPressed;
- (void)clearAllKeys;

@property (nonatomic, strong) CSAudioQueue *audioQueue;
@property (nonatomic, readonly) CSOpenGLView *view;
@property (nonatomic, weak) id<CSMachineDelegate> delegate;

@property (nonatomic, readonly) NSString *userDefaultsPrefix;

- (void)paste:(NSString *)string;

@property (nonatomic, assign) BOOL useFastLoadingHack;
@property (nonatomic, assign) CSMachineVideoSignal videoSignal;
@property (nonatomic, assign) BOOL useAutomaticTapeMotorControl;

- (bool)supportsVideoSignal:(CSMachineVideoSignal)videoSignal;

// Special-case accessors; undefined behaviour if accessed for a machine not of the corresponding type.
@property (nonatomic, readonly) CSAtari2600 *atari2600;
@property (nonatomic, readonly) CSZX8081 *zx8081;

@end