Clef.m

//
//  Clef.m
//  Music Editor
//
//  Created by Konstantine Prevas on 5/7/06.
//  Copyright 2006 Konstantine Prevas. All rights reserved.
//

#import "Clef.h"
@class ClefDraw;

@implementation Clef

+ (Clef *)trebleClef {
    
	static Clef *treble;
	if(treble == nil){
		treble = [[[Clef alloc] initWithPitchOffset:2 withOctaveOffset:5] retain];
	}
	return treble;
}

- (id)initWithPitchOffset:(int)_pitchOff withOctaveOffset:(int)_octOff {
    
	if(self = [super init]){
		pitchOffset = _pitchOff;
		octaveOffset = _octOff;
	}
	return self;
}

//+ (Clef *)bassClef{
//	static Clef *bass;
//	if(bass == nil){
//		bass = [[[Clef alloc] initWithPitchOffset:4 withOctaveOffset:3] retain];
//	}
//	return bass;
//}
//
//+ (Clef *)getClefAfter:(Clef *)clef{
//	if([clef isEqual:[self trebleClef]]){
//		return [self bassClef];
//	} else{
//		return [self trebleClef];
//	}
//}
//
//- (BOOL)positionIsValid:(int)position{
//	return YES;
//}
//
//- (int)getPositionForPitch:(int)pitch withOctave:(int)octave{
//	return (octave * 7) + pitch - (octaveOffset * 7 + pitchOffset);
//}
//
//- (int)getPitchForPosition:(int)position{
//	return ((octaveOffset * 7 + pitchOffset) + position) % 7;
//}
//
//- (int)getOctaveForPosition:(int)position{
//	int adjPos = position;
//	if(position < 0 && (-(position + pitchOffset)) % 7 != 6) adjPos--;
//	int octave = ((adjPos + pitchOffset) / 7);
//	if(position < 0 && ((-position-pitchOffset) % 7) > 0) octave--;
//	return octaveOffset + octave;
//}
//
//- (int)getKeySigOffset{
//	return 2 - pitchOffset;
//}
//
//- (int)getTranspositionFrom:(Clef *)clef{
//	return ([self getOctaveForPosition:0] - [clef getOctaveForPosition:0]) * 7;
//}
//
//- (void)addToLilypondString:(NSMutableString *)string{
//	if(self == [Clef trebleClef]){
//		[string appendString:@"\\clef treble "];
//	} else if(self == [Clef bassClef]){
//		[string appendString:@"\\clef bass "];
//	}
//}
//
//- (void)addToMusicXMLString:(NSMutableString *)string{
//	if(self == [Clef trebleClef]){
//		[string appendString:@"<clef>\n<sign>G</sign>\n<line>2</line>\n</clef>\n"];
//	} else if(self == [Clef bassClef]){
//		[string appendString:@"<clef>\n<sign>F</sign>\n<line>4</line>\n</clef>\n"];
//	}
//}
//
//- (Class)getViewClass{
//	return [ClefDraw class];
//}

@end