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#import "MBXOrnamentsViewController.h"
@import Mapbox;
@interface MBXOrnamentsViewController ()<MGLMapViewDelegate>
@property (nonatomic) MGLMapView *mapView;
@property (nonatomic) NSTimer *timer;
@property (nonatomic) NSInteger currentPositionIndex;
@end
@implementation MBXOrnamentsViewController
- (void)setCurrentPositionIndex:(NSInteger)currentPositionIndex {
MGLOrnamentPosition ornamentPositions[5][4] = {
{
MGLOrnamentPositionTopLeft,
MGLOrnamentPositionTopRight,
MGLOrnamentPositionBottomRight,
MGLOrnamentPositionBottomLeft
},
{
MGLOrnamentPositionTopRight,
MGLOrnamentPositionBottomRight,
MGLOrnamentPositionBottomLeft,
MGLOrnamentPositionTopLeft
},
{
MGLOrnamentPositionBottomRight,
MGLOrnamentPositionBottomLeft,
MGLOrnamentPositionTopLeft,
MGLOrnamentPositionTopRight
},
{
MGLOrnamentPositionBottomLeft,
MGLOrnamentPositionTopLeft,
MGLOrnamentPositionTopRight,
MGLOrnamentPositionBottomRight
},
{
MGLOrnamentPositionTopLeft,
MGLOrnamentPositionTopRight,
MGLOrnamentPositionBottomRight,
MGLOrnamentPositionBottomLeft
}
};
MGLOrnamentPosition *currentPosition = ornamentPositions[currentPositionIndex];
self.mapView.scaleBarPosition = currentPosition[0];
self.mapView.compassViewPosition = currentPosition[1];
self.mapView.logoViewPosition = currentPosition[2];
self.mapView.attributionButtonPosition = currentPosition[3];
_currentPositionIndex = currentPositionIndex;
}
- (void)viewDidLoad {
[super viewDidLoad];
self.title = @"Ornaments";
MGLMapView *mapView = [[MGLMapView alloc] initWithFrame:self.view.frame];
mapView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
[mapView setCenterCoordinate:CLLocationCoordinate2DMake(39.915143, 116.404053)
zoomLevel:16
direction:30
animated:NO];
mapView.delegate = self;
mapView.showsScale = YES;
[self.view addSubview:mapView];
self.mapView = mapView;
}
- (void)viewDidDisappear:(BOOL)animated {
[self.timer invalidate];
self.timer = nil;
}
- (void)viewDidAppear:(BOOL)animated {
self.timer = [NSTimer scheduledTimerWithTimeInterval:1
target:self
selector:@selector(onTimerTick)
userInfo:nil
repeats:YES];
}
- (void)onTimerTick {
self.currentPositionIndex ++;
if (self.currentPositionIndex >= 4) {
self.currentPositionIndex = 0;
}
}
@end
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