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/* |
File: APLEarthquakeTableViewCell.m |
Abstract: Table view cell to display an earthquake. |
Version: 3.5 |
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Copyright (C) 2014 Apple Inc. All Rights Reserved. |
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*/ |
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#import "APLEarthquakeTableViewCell.h" |
#import "APLEarthquake.h" |
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@interface APLEarthquakeTableViewCell () |
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// References to the subviews which display the earthquake data. |
@property (nonatomic, weak) IBOutlet UILabel *locationLabel; |
@property (nonatomic, weak) IBOutlet UILabel *dateLabel; |
@property (nonatomic, weak) IBOutlet UILabel *magnitudeLabel; |
@property (nonatomic, weak) IBOutlet UIImageView *magnitudeImage; |
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@property (nonatomic, readonly) NSDateFormatter *dateFormatter; |
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@end |
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@implementation APLEarthquakeTableViewCell |
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-(void)configureWithEarthquake:(APLEarthquake *)earthquake { |
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self.locationLabel.text = earthquake.location; |
self.dateLabel.text = [NSString stringWithFormat:@"%@", [self.dateFormatter stringFromDate:earthquake.date]]; |
self.magnitudeLabel.text = [NSString stringWithFormat:@"%.1f", earthquake.magnitude]; |
self.magnitudeImage.image = [self imageForMagnitude:earthquake.magnitude]; |
} |
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// Based on the magnitude of the earthquake, return an image indicating its seismic strength. |
- (UIImage *)imageForMagnitude:(CGFloat)magnitude { |
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if (magnitude >= 5.0) { |
return [UIImage imageNamed:@"5.0.png"]; |
} |
if (magnitude >= 4.0) { |
return [UIImage imageNamed:@"4.0.png"]; |
} |
if (magnitude >= 3.0) { |
return [UIImage imageNamed:@"3.0.png"]; |
} |
if (magnitude >= 2.0) { |
return [UIImage imageNamed:@"2.0.png"]; |
} |
return nil; |
} |
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// On-demand initializer for read-only property. |
- (NSDateFormatter *)dateFormatter { |
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static NSDateFormatter *dateFormatter = nil; |
if (dateFormatter == nil) { |
dateFormatter = [[NSDateFormatter alloc] init]; |
[dateFormatter setTimeZone:[NSTimeZone timeZoneForSecondsFromGMT:0]]; |
[dateFormatter setDateStyle:NSDateFormatterMediumStyle]; |
[dateFormatter setTimeStyle:NSDateFormatterMediumStyle]; |
} |
return dateFormatter; |
} |
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@end |