106 lines
3.6 KiB
Objective-C
Executable File
106 lines
3.6 KiB
Objective-C
Executable File
/*
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* Copyright 2016 Google Inc. All rights reserved.
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*
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
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* file except in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
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* ANY KIND, either express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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#import "GoogleMapsDemos/Samples/AnimatedCurrentLocationViewController.h"
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@implementation AnimatedCurrentLocationViewController {
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CLLocationManager *_manager;
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GMSMapView *_mapView;
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GMSMarker *_locationMarker;
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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GMSCameraPosition *camera = [GMSCameraPosition cameraWithLatitude:38.8879
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longitude:-77.0200
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zoom:17];
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_mapView = [GMSMapView mapWithFrame:CGRectZero camera:camera];
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_mapView.settings.myLocationButton = NO;
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_mapView.settings.indoorPicker = NO;
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self.view = _mapView;
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// Setup location services
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if (![CLLocationManager locationServicesEnabled]) {
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NSLog(@"Please enable location services");
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return;
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}
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if ([CLLocationManager authorizationStatus] == kCLAuthorizationStatusDenied) {
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NSLog(@"Please authorize location services");
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return;
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}
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_manager = [[CLLocationManager alloc] init];
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if ([_manager respondsToSelector:@selector(requestWhenInUseAuthorization)]) {
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[_manager requestWhenInUseAuthorization];
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}
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_manager.delegate = self;
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_manager.desiredAccuracy = kCLLocationAccuracyBest;
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_manager.distanceFilter = 5.0f;
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[_manager startUpdatingLocation];
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}
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#pragma mark - CLLocationManagerDelegate
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- (void)locationManager:(CLLocationManager *)manager didFailWithError:(NSError *)error {
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if ([CLLocationManager authorizationStatus] == kCLAuthorizationStatusDenied) {
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NSLog(@"Please authorize location services");
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return;
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}
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NSLog(@"CLLocationManager error: %@", error.localizedFailureReason);
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return;
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}
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- (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations {
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CLLocation *location = [locations lastObject];
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if (_locationMarker == nil) {
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_locationMarker = [[GMSMarker alloc] init];
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_locationMarker.position = location.coordinate;
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// Animated walker images derived from an www.angryanimator.com tutorial.
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// See: http://www.angryanimator.com/word/2010/11/26/tutorial-2-walk-cycle/
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NSArray *frames = @[[UIImage imageNamed:@"step1"],
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[UIImage imageNamed:@"step2"],
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[UIImage imageNamed:@"step3"],
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[UIImage imageNamed:@"step4"],
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[UIImage imageNamed:@"step5"],
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[UIImage imageNamed:@"step6"],
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[UIImage imageNamed:@"step7"],
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[UIImage imageNamed:@"step8"]];
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_locationMarker.icon = [UIImage animatedImageWithImages:frames duration:0.8];
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_locationMarker.groundAnchor = CGPointMake(0.5f, 0.97f); // Taking into account walker's shadow
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_locationMarker.map = _mapView;
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} else {
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[CATransaction begin];
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[CATransaction setAnimationDuration:2.0];
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_locationMarker.position = location.coordinate;
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[CATransaction commit];
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}
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GMSCameraUpdate *move = [GMSCameraUpdate setTarget:location.coordinate zoom:17];
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[_mapView animateWithCameraUpdate:move];
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}
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@end
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