116     CGColorSpaceRelease(colorspace);

   116     CGColorSpaceRelease(colorspace);

   117     

   117     

   118     CGImageRef previewCGImage = CGBitmapContextCreateImage(bitmapImage);

   118     CGImageRef previewCGImage = CGBitmapContextCreateImage(bitmapImage);

   119     UIImage *previewImage = [[UIImage alloc] initWithCGImage:previewCGImage];

   119     UIImage *previewImage = [[UIImage alloc] initWithCGImage:previewCGImage];

   120     CGImageRelease(previewCGImage);

   120     CGImageRelease(previewCGImage);

   121 

   122 

   122     // set the preview image (autoreleased) in the button and the maxhog label on the main thread to prevent a leak

   123     // set the preview image (autoreleased) in the button and the maxhog label on the main thread to prevent a leak

   124     [self performSelectorOnMainThread:@selector(setLabelText:) withObject:[NSString stringWithFormat:@"%d", maxHogs] waitUntilDone:NO];

   126     [self performSelectorOnMainThread:@selector(setLabelText:) withObject:[NSString stringWithFormat:@"%d", maxHogs] waitUntilDone:NO];

   125     

   127     

   126     // restore functionality of button and remove the spinning wheel on the main thread to prevent a leak

   128     // restore functionality of button and remove the spinning wheel on the main thread to prevent a leak

   127     [self performSelectorOnMainThread:@selector(turnOnWidgets) withObject:nil waitUntilDone:NO];

   129     [self performSelectorOnMainThread:@selector(turnOnWidgets) withObject:nil waitUntilDone:NO];

   128     

   130     

   192     // change the preview button

   194     // change the preview button

   193     NSString *fileImage = [[NSString alloc] initWithFormat:@"%@/%@/preview.png", MAPS_DIRECTORY(),[self.mapArray objectAtIndex:index]];

   195     NSString *fileImage = [[NSString alloc] initWithFormat:@"%@/%@/preview.png", MAPS_DIRECTORY(),[self.mapArray objectAtIndex:index]];

   194     UIImage *image = [[UIImage alloc] initWithContentsOfFile:fileImage];

   196     UIImage *image = [[UIImage alloc] initWithContentsOfFile:fileImage];

   195     [fileImage release];

   197     [fileImage release];

   196     [self.previewButton setImage:[image makeRoundCornersOfSize:CGSizeMake(12, 12)] forState:UIControlStateNormal];

   198     [self.previewButton setImage:[image makeRoundCornersOfSize:CGSizeMake(12, 12)] forState:UIControlStateNormal];

   198     // update label

   201     // update label

   199     maxHogs = 18;

   202     maxHogs = 18;

   200     NSString *fileCfg = [[NSString alloc] initWithFormat:@"%@/%@/map.cfg", MAPS_DIRECTORY(),[self.mapArray objectAtIndex:index]];

   203     NSString *fileCfg = [[NSString alloc] initWithFormat:@"%@/%@/map.cfg", MAPS_DIRECTORY(),[self.mapArray objectAtIndex:index]];

   201     NSString *contents = [[NSString alloc] initWithContentsOfFile:fileCfg encoding:NSUTF8StringEncoding error:NULL];

   204     NSString *contents = [[NSString alloc] initWithContentsOfFile:fileCfg encoding:NSUTF8StringEncoding error:NULL];

   202     [fileCfg release];

   205     [fileCfg release];

   253     CGContextFillRect(context,CGRectMake(0,0,256,128));

   256     CGContextFillRect(context,CGRectMake(0,0,256,128));

   254     

   257     

   255     UIGraphicsPopContext();

   258     UIGraphicsPopContext();

   256     UIImage *bkgImg = UIGraphicsGetImageFromCurrentImageContext();

   259     UIImage *bkgImg = UIGraphicsGetImageFromCurrentImageContext();

   257     UIGraphicsEndImageContext();

   260     UIGraphicsEndImageContext();

   259 }

   262 }

   260 

   263 

   261 #pragma mark -

   264 #pragma mark -

   262 #pragma mark Table view data source

   265 #pragma mark Table view data source

   263 -(NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {

   266 -(NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {