#import ‹SnowFalling/SnowFalling.h›

// always visible
SnowFalling *snowFalling = [[[SnowFalling alloc]
                initWithView:self.view] autorelease];
snowFalling.hidden = NO;

// visible only from dec 1 to jan 5
SnowFalling *snowFalling = [[[SnowFalling alloc]
                initWithView:self.view autoStartEnd:YES];

// only from the dates specified
NSDate *date1 = ...
NSDate *date2 = ...
SnowFalling *snowFalling = [[[SnowFalling alloc]
                initWithView:self.view startDate:date1 endDate:date2];