[tvos] Press Play to tour world

mapbox · Oct 6, 2017 · 2f5742c · 2f5742c
1 parent 4897710
commit 2f5742c
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Showing 2 changed files with 53 additions and 1 deletion.
diff --git a/platform/ios/tvosapp/Base.lproj/Main.storyboard b/platform/ios/tvosapp/Base.lproj/Main.storyboard
@@ -25,8 +25,10 @@
  <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="3pC-z4-awr" customClass="MGLMapView">
  <rect key="frame" x="110" y="68" width="1700" height="944"/>
  <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+ <gestureRecognizers/>
  <connections>
  <outlet property="delegate" destination="BYZ-38-t0r" id="R5G-s2-6ua"/>
+ <outletCollection property="gestureRecognizers" destination="NIw-pr-3Xt" appends="YES" id="WYu-GK-C9r"/>
  </connections>
  </view>
  </subviews>
@@ -44,6 +46,12 @@
  </connections>
  </viewController>
  <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
+ <tapGestureRecognizer id="NIw-pr-3Xt">
+ <pressTypeMask key="allowedPressTypes" playPause="YES"/>
+ <connections>
+ <action selector="startWorldTour:" destination="BYZ-38-t0r" id="W4s-ZY-cVe"/>
+ </connections>
+ </tapGestureRecognizer>
  </objects>
  </scene>
  </scenes>

diff --git a/platform/ios/tvosapp/ViewController.m b/platform/ios/tvosapp/ViewController.m
@@ -2,13 +2,22 @@
 
 #import <Mapbox/Mapbox.h>
 
+static const CLLocationCoordinate2D WorldTourDestinations[] = {
+ { .latitude = 38.9099711, .longitude = -77.0361123 },
+ { .latitude = 37.7884307, .longitude = -122.3998631 },
+ { .latitude = 12.9813016, .longitude = 77.6405126 },
+ { .latitude = -13.155846, .longitude = -74.2178934 },
+};
+
 @interface ViewController () <MGLMapViewDelegate>
 
 @property (weak, nonatomic) IBOutlet MGLMapView *mapView;
 
 @end
 
-@implementation ViewController
+@implementation ViewController {
+ BOOL _isTouringWorld;
+}
 
 - (void)viewDidLoad {
  [super viewDidLoad];
@@ -21,5 +30,40 @@ - (void)didReceiveMemoryWarning {
  // Dispose of any resources that can be recreated.
 }
 
+- (IBAction)startWorldTour:(id)sender {
+ _isTouringWorld = YES;
+
+ [self.mapView removeAnnotations:self.mapView.annotations];
+ NSUInteger numberOfAnnotations = sizeof(WorldTourDestinations) / sizeof(WorldTourDestinations[0]);
+ NSMutableArray *annotations = [NSMutableArray arrayWithCapacity:numberOfAnnotations];
+ for (NSUInteger i = 0; i < numberOfAnnotations; i++) {
+ MGLPointAnnotation *annotation = [[MGLPointAnnotation alloc] init];
+ annotation.coordinate = WorldTourDestinations[i];
+ [annotations addObject:annotation];
+ }
+ [self.mapView addAnnotations:annotations];
+ [self continueWorldTourWithRemainingAnnotations:annotations];
+}
+
+- (void)continueWorldTourWithRemainingAnnotations:(NS_MUTABLE_ARRAY_OF(MGLPointAnnotation *) *)annotations {
+ MGLPointAnnotation *nextAnnotation = annotations.firstObject;
+ if (!nextAnnotation || !_isTouringWorld) {
+ _isTouringWorld = NO;
+ return;
+ }
+
+ [annotations removeObjectAtIndex:0];
+ MGLMapCamera *camera = [MGLMapCamera cameraLookingAtCenterCoordinate:nextAnnotation.coordinate
+ fromDistance:10
+ pitch:arc4random_uniform(60)
+ heading:arc4random_uniform(360)];
+ __weak ViewController *weakSelf = self;
+ [self.mapView flyToCamera:camera completionHandler:^{
+ ViewController *strongSelf = weakSelf;
+ [strongSelf performSelector:@selector(continueWorldTourWithRemainingAnnotations:)
+ withObject:annotations
+ afterDelay:2];
+ }];
+}
 
 @end