VocalEasel/Sources/VLMMADocument.mm
2011-09-05 01:38:01 +02:00

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//
// File: VLMMADocument.mm - Export document in MMA format
//
// Author(s):
//
// (MN) Matthias Neeracher
//
// Copyright © 2006-2007 Matthias Neeracher
//
#import "VLMMADocument.h"
#import "VLMMAWriter.h"
@implementation VLDocument (MMA)
- (NSData *)mmaDataWithError:(NSError **)outError
{
char buf[32];
NSBundle * bndl = [NSBundle mainBundle];
VLMMAWriter writer(playElements & kVLPlayGroovePreview,
previewRange.location,
previewRange.location+previewRange.length);
writer.Visit(*song);
std::string mmaFile = std::string("// Generated by VocalEasel ")
+ (const char *)[[bndl objectForInfoDictionaryKey:@"CFBundleVersion"]
UTF8String]
+ "\n\n";
sprintf(buf, "Tempo %ld\n", lround(songTempo));
mmaFile += buf;
if (playElements & kVLPlayGroovePreview) {
//
// Override all other flags
//
mmaFile += "Groove ";
mmaFile += [songGroove UTF8String];
mmaFile += "\nSolo Off\n";
} else {
if (playElements & kVLPlayCountIn)
switch ([[self songTime] intValue]) {
case 0x404:
mmaFile += "Groove Metronome2-4\nz\nz\n";
break;
case 0x304:
case 0x608:
mmaFile += "Groove Metronome3\nz\nz\n";
break;
default:
// Can't handle these yet
break;
}
mmaFile += "Solo Voice AltoSax\nSolo Volume fff\n";
}
mmaFile += '\n'+writer.Measures();
return [[NSString stringWithUTF8String:mmaFile.c_str()]
dataUsingEncoding:NSUTF8StringEncoding];
}
- (NSFileWrapper *)mmaFileWrapperWithError:(NSError **)outError
{
NSData * data = [self mmaDataWithError:outError];
if (!data)
return nil;
else
return [[[NSFileWrapper alloc]
initRegularFileWithContents:data]
autorelease];
}
@end