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7 | 7 | // |
8 | 8 |
|
9 | 9 | #import "ViewController.h" |
| 10 | +#import <CoreLocation/CoreLocation.h> |
10 | 11 |
|
11 | 12 | @interface ViewController () |
12 | | - |
| 13 | +@property (nonatomic, retain) CLGeocoder *geocoder; |
| 14 | +@property (nonatomic, retain) NSMutableArray *addressesArray; |
13 | 15 | @end |
14 | 16 |
|
15 | 17 | @implementation ViewController |
16 | 18 |
|
| 19 | +@synthesize geocoder = _geocoder; |
| 20 | +@synthesize addressesArray = _addressesArray; |
| 21 | + |
| 22 | +@synthesize placeNameLabel = _placeNameLabel; |
| 23 | +@synthesize placeNameText = _placeNameText; |
| 24 | +@synthesize latitudeLabel = _latitudeLabel; |
| 25 | +@synthesize latitudeText = _latitudeText; |
| 26 | +@synthesize longitudeLabel = _longitudeLabel; |
| 27 | +@synthesize longitudeText = _longitudeText; |
| 28 | +@synthesize resultTableView = _resultTableView; |
| 29 | + |
17 | 30 | - (void)viewDidLoad |
18 | 31 | { |
19 | 32 | [super viewDidLoad]; |
20 | | - // Do any additional setup after loading the view, typically from a nib. |
| 33 | + |
| 34 | + // ジオコーディングのインスタンス生成 |
| 35 | + _geocoder = [[CLGeocoder alloc] init]; |
| 36 | + // 履歴を保持する配列 |
| 37 | + _addressesArray = [[NSMutableArray alloc] init]; |
21 | 38 | } |
22 | 39 |
|
23 | 40 | - (void)viewDidUnload |
24 | 41 | { |
| 42 | + self.geocoder = nil; |
| 43 | + self.addressesArray = nil; |
| 44 | + |
| 45 | + self.placeNameLabel = nil; |
| 46 | + self.placeNameText = nil; |
| 47 | + self.latitudeLabel = nil; |
| 48 | + self.latitudeText = nil; |
| 49 | + self.longitudeLabel = nil; |
| 50 | + self.longitudeText = nil; |
| 51 | + self.resultTableView = nil; |
| 52 | + |
25 | 53 | [super viewDidUnload]; |
26 | | - // Release any retained subviews of the main view. |
| 54 | +} |
| 55 | + |
| 56 | +- (void)dealloc { |
| 57 | + [_geocoder release]; |
| 58 | + [_addressesArray release]; |
| 59 | + |
| 60 | + [_placeNameLabel release]; |
| 61 | + [_placeNameText release]; |
| 62 | + [_latitudeLabel release]; |
| 63 | + [_longitudeLabel release]; |
| 64 | + [_latitudeText release]; |
| 65 | + [_longitudeText release]; |
| 66 | + [_resultTableView release]; |
| 67 | + |
| 68 | + [super dealloc]; |
27 | 69 | } |
28 | 70 |
|
29 | 71 | - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation |
30 | 72 | { |
31 | | - if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPhone) { |
32 | | - return (interfaceOrientation != UIInterfaceOrientationPortraitUpsideDown); |
33 | | - } else { |
| 73 | + return (interfaceOrientation == UIInterfaceOrientationPortrait); |
| 74 | +} |
| 75 | + |
| 76 | +/* キーボードを閉じるため */ |
| 77 | +- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event |
| 78 | +{ |
| 79 | + [self hideKeyboard]; |
| 80 | +} |
| 81 | + |
| 82 | +- (void)hideKeyboard |
| 83 | +{ |
| 84 | + // キーボードを閉じる |
| 85 | + [_placeNameText resignFirstResponder]; |
| 86 | + [_latitudeText resignFirstResponder]; |
| 87 | + [_longitudeText resignFirstResponder]; |
| 88 | +} |
| 89 | + |
| 90 | +#pragma mark - IBAction methods |
| 91 | + |
| 92 | +- (IBAction)searchPlaceName:(id)sender { |
| 93 | + // 住所が正しいかをチェック |
| 94 | + if (![self placeNameIsValid]) { |
| 95 | + return; // エラーがあれば検索しない |
| 96 | + } |
| 97 | + |
| 98 | + // キーボードを閉じる |
| 99 | + [self hideKeyboard]; |
| 100 | + |
| 101 | + // 正ジオコーディングの開始 |
| 102 | + [_geocoder geocodeAddressString:_placeNameText.text completionHandler:^(NSArray *placemarks, NSError *error) { |
| 103 | + if (error) { |
| 104 | + NSLog(@"%s | %@", __PRETTY_FUNCTION__, error); |
| 105 | + [_addressesArray insertObject:[self errorToString:error] atIndex:0]; // 最新のものを先頭に |
| 106 | + } else { |
| 107 | + for (CLPlacemark *p in placemarks) { |
| 108 | + // ログ出力 |
| 109 | + NSLog(@"%s", __PRETTY_FUNCTION__); |
| 110 | + [self logPlacemark:p]; |
| 111 | + // 緯度・経度のテキストフィールドに反映 |
| 112 | + _latitudeText.text = [NSString stringWithFormat:@"%lf", p.location.coordinate.latitude]; |
| 113 | + _longitudeText.text = [NSString stringWithFormat:@"%lf", p.location.coordinate.longitude]; |
| 114 | + // 履歴に残す |
| 115 | + NSString *formattedAddress = [[p.addressDictionary objectForKey:@"FormattedAddressLines"] componentsJoinedByString:@" "]; |
| 116 | + [_addressesArray insertObject:formattedAddress atIndex:0]; // 最新のものを先頭に |
| 117 | + } |
| 118 | + } |
| 119 | + // テーブルビューの更新 |
| 120 | + [_resultTableView reloadData]; |
| 121 | + }]; |
| 122 | +} |
| 123 | + |
| 124 | +- (IBAction)convertCoordinate:(id)sender { |
| 125 | + // 緯度が正しいかをチェック |
| 126 | + if (![self coordinateIsValid]) { |
| 127 | + return; // エラーがあれば変換しない |
| 128 | + } |
| 129 | + |
| 130 | + // キーボードを閉じる |
| 131 | + [self hideKeyboard]; |
| 132 | + |
| 133 | + // 入力されている緯度・経度を元にCLLocationを作成 |
| 134 | + CLLocationDegrees latitude = [_latitudeText.text floatValue]; |
| 135 | + CLLocationDegrees longitude = [_longitudeText.text floatValue]; |
| 136 | + CLLocation *location = [[[CLLocation alloc] initWithLatitude:latitude longitude:longitude] autorelease]; |
| 137 | + |
| 138 | + // 逆ジオコーディングの開始 |
| 139 | + [_geocoder reverseGeocodeLocation:location completionHandler:^(NSArray *placemarks, NSError *error) { |
| 140 | + if (error) { |
| 141 | + NSLog(@"%s | %@", __PRETTY_FUNCTION__, error); |
| 142 | + [_addressesArray insertObject:[self errorToString:error] atIndex:0]; // 最新のものを先頭に |
| 143 | + } else { |
| 144 | + if (0 < [placemarks count]) { |
| 145 | + // ログ出力 |
| 146 | + NSLog(@"%s", __PRETTY_FUNCTION__); |
| 147 | + CLPlacemark *p = [placemarks objectAtIndex:0]; |
| 148 | + [self logPlacemark:p]; |
| 149 | + // 住所のテキストフィールドに反映 |
| 150 | + NSString *formattedAddress = [[p.addressDictionary objectForKey:@"FormattedAddressLines"] componentsJoinedByString:@" "]; |
| 151 | + _placeNameText.text = formattedAddress; |
| 152 | + // ログに残す |
| 153 | + [_addressesArray insertObject:formattedAddress atIndex:0]; // 最新のものを先頭に |
| 154 | + } |
| 155 | + } |
| 156 | + // テーブルビューの更新 |
| 157 | + [_resultTableView reloadData]; |
| 158 | + }]; |
| 159 | +} |
| 160 | + |
| 161 | +#pragma mark - input validation methods |
| 162 | + |
| 163 | +/* 入力されている値が、正しい住所情報であるかを判定 */ |
| 164 | +- (BOOL)placeNameIsValid |
| 165 | +{ |
| 166 | + // 単純に空欄・スペースのみでないかをチェック |
| 167 | + NSRange range = [_placeNameText.text rangeOfString:@"^\\s*$" options:NSRegularExpressionSearch]; |
| 168 | + if (range.location == NSNotFound) { |
| 169 | + // 正常 |
| 170 | + _placeNameText.textColor = [UIColor blackColor]; |
34 | 171 | return YES; |
| 172 | + } else { |
| 173 | + // 空欄・スペースのみ |
| 174 | + _placeNameText.textColor = [UIColor redColor]; |
| 175 | + return NO; |
| 176 | + } |
| 177 | +} |
| 178 | + |
| 179 | +/* 入力されている値が、正しい緯度・経度であるかを判定 |
| 180 | + * CLLocationCoordinate2DIsValid だと、緯度か経度のどちらが誤っているか検知できない |
| 181 | + */ |
| 182 | +- (BOOL)coordinateIsValid |
| 183 | +{ |
| 184 | + NSString *coordinateRangeString = @"^[+-]?\\d+(?:\\.\\d+)?$"; |
| 185 | + BOOL latitudeIsValid = YES; |
| 186 | + BOOL longitudeIsValid = YES; |
| 187 | + NSRange range; |
| 188 | + |
| 189 | + /* 緯度が正しいかをチェック */ |
| 190 | + range = [_latitudeText.text rangeOfString:coordinateRangeString options:NSRegularExpressionSearch]; |
| 191 | + if (range.location == NSNotFound) { |
| 192 | + latitudeIsValid = NO; // 緯度ではない |
| 193 | + } else { |
| 194 | + // 範囲内の数値であるか |
| 195 | + CLLocationDegrees latitude = [_latitudeText.text floatValue]; |
| 196 | + if (latitude < -90 || 90 < latitude) { |
| 197 | + latitudeIsValid = NO; // 緯度ではない |
| 198 | + } |
35 | 199 | } |
| 200 | + // Viewに反映 |
| 201 | + if (latitudeIsValid) { |
| 202 | + _latitudeLabel.textColor = [UIColor blackColor]; |
| 203 | + } else { |
| 204 | + _latitudeLabel.textColor = [UIColor redColor]; |
| 205 | + } |
| 206 | + |
| 207 | + /* 経度が正しいかをチェック */ |
| 208 | + range = [_longitudeText.text rangeOfString:coordinateRangeString options:NSRegularExpressionSearch]; |
| 209 | + if (range.location == NSNotFound) { |
| 210 | + longitudeIsValid = NO; // 経度ではない |
| 211 | + } else { |
| 212 | + // 範囲内の数値であるか |
| 213 | + CLLocationDegrees longitude = [_longitudeText.text floatValue]; |
| 214 | + if (longitude < -180 || 180 < longitude) { |
| 215 | + longitudeIsValid = NO; // 経度ではない |
| 216 | + } |
| 217 | + } |
| 218 | + // Viewに反映 |
| 219 | + if (longitudeIsValid) { |
| 220 | + _longitudeLabel.textColor = [UIColor blackColor]; |
| 221 | + } else { |
| 222 | + _longitudeLabel.textColor = [UIColor redColor]; |
| 223 | + } |
| 224 | + |
| 225 | + // 緯度・経度の両方が正しい場合のみYES |
| 226 | + return (latitudeIsValid && longitudeIsValid); |
| 227 | +} |
| 228 | + |
| 229 | +#pragma mark - UITableViewDataSource methods |
| 230 | + |
| 231 | +/* テーブルのセクション数 */ |
| 232 | +- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section |
| 233 | +{ |
| 234 | + return [_addressesArray count]; |
| 235 | +} |
| 236 | + |
| 237 | +/* テーブルのセルに表示する内容 */ |
| 238 | +- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath |
| 239 | +{ |
| 240 | + NSString *identifier = @"History"; |
| 241 | + UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:identifier]; |
| 242 | + if (cell == nil) { |
| 243 | + cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:identifier] autorelease]; |
| 244 | + } |
| 245 | + |
| 246 | + // 最新のものが上に来るように数字を数える |
| 247 | + cell.textLabel.text = [NSString stringWithFormat:@"住所%d", ([_addressesArray count] - indexPath.row)]; |
| 248 | + cell.detailTextLabel.text = [_addressesArray objectAtIndex:indexPath.row]; |
| 249 | + |
| 250 | + return cell; |
| 251 | +} |
| 252 | + |
| 253 | +#pragma mark - private methods |
| 254 | + |
| 255 | +/* エラーを文字列に変換 */ |
| 256 | +- (NSString *)errorToString:(NSError *)error |
| 257 | +{ |
| 258 | + switch ([error code]) { |
| 259 | + case kCLErrorGeocodeFoundNoResult: |
| 260 | + return @"NoResult"; |
| 261 | + case kCLErrorGeocodeFoundPartialResult: |
| 262 | + return @"PartialResult"; |
| 263 | + case kCLErrorGeocodeCanceled: |
| 264 | + return @"Canceled"; |
| 265 | + default: |
| 266 | + return [error description]; |
| 267 | + } |
| 268 | +} |
| 269 | + |
| 270 | +/* プレースマークの情報をログに残すだけ */ |
| 271 | +- (void)logPlacemark:(CLPlacemark *)placemark |
| 272 | +{ |
| 273 | + NSLog(@"addressDictionary: %@", placemark.addressDictionary); |
| 274 | + NSLog(@"administrativeArea: %@", placemark.administrativeArea); |
| 275 | + NSLog(@"areasOfInterest: %@", placemark.areasOfInterest); |
| 276 | + NSLog(@"country: %@", placemark.country); |
| 277 | + NSLog(@"inlandWater: %@", placemark.inlandWater); |
| 278 | + NSLog(@"locality: %@", placemark.locality); |
| 279 | + NSLog(@"name: %@", placemark.name); |
| 280 | + NSLog(@"ocean: %@", placemark.ocean); |
| 281 | + NSLog(@"postalCode: %@", placemark.postalCode); |
| 282 | + NSLog(@"region: %@", placemark.region); |
| 283 | + NSLog(@"subAdministrativeArea: %@", placemark.subAdministrativeArea); |
| 284 | + NSLog(@"subLocality: %@", placemark.subLocality); |
| 285 | + NSLog(@"subThoroughfare: %@", placemark.subThoroughfare); |
| 286 | + NSLog(@"thoroughfare: %@", placemark.thoroughfare); |
36 | 287 | } |
37 | 288 |
|
38 | 289 | @end |
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