95 lines
4.0 KiB
Objective-C
Executable File
95 lines
4.0 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/IndoorViewController.h"
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#import <GoogleMaps/GoogleMaps.h>
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static NSString *const kNormalType = @"Normal";
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static NSString *const kRetroType = @"Retro";
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static NSString *const kGrayscaleType = @"Grayscale";
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static NSString *const kNightType = @"Night";
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@interface IndoorViewController () <UIActionSheetDelegate>
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@end
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@implementation IndoorViewController {
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GMSMapView *_mapView;
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UIBarButtonItem *_barButtonItem;
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GMSMapStyle *_retroStyle;
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GMSMapStyle *_grayscaleStyle;
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GMSMapStyle *_nightStyle;
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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NSURL *retroURL = [[NSBundle mainBundle] URLForResource:@"mapstyle-retro" withExtension:@"json"];
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_retroStyle = [GMSMapStyle styleWithContentsOfFileURL:retroURL error:NULL];
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NSURL *grayscaleURL = [[NSBundle mainBundle] URLForResource:@"mapstyle-silver"
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withExtension:@"json"];
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_grayscaleStyle = [GMSMapStyle styleWithContentsOfFileURL:grayscaleURL error:NULL];
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NSURL *nightURL = [[NSBundle mainBundle] URLForResource:@"mapstyle-night" withExtension:@"json"];
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_nightStyle = [GMSMapStyle styleWithContentsOfFileURL:nightURL error:NULL];
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GMSCameraPosition *camera = [GMSCameraPosition cameraWithLatitude:37.78318
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longitude:-122.403874
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zoom:18];
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_mapView = [GMSMapView mapWithFrame:CGRectZero camera:camera];
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_mapView.settings.myLocationButton = YES;
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UIBarButtonItem *styleButton = [[UIBarButtonItem alloc] initWithTitle:@"Style"
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style:UIBarButtonItemStylePlain
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target:self
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action:@selector(changeMapStyle:)];
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self.navigationItem.rightBarButtonItem = styleButton;
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self.view = _mapView;
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}
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- (UIAlertAction *_Nonnull)actionWithTitle:(nonnull NSString *)title
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style:(nullable GMSMapStyle *)style {
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__weak typeof(self) weakSelf = self;
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return [UIAlertAction actionWithTitle:title
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *_Nonnull action) {
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__strong typeof(self) strongSelf = weakSelf;
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if (strongSelf) {
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strongSelf->_mapView.mapStyle = style;
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}
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}];
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}
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- (void)changeMapStyle:(UIBarButtonItem *)sender {
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UIAlertController *alert =
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[UIAlertController alertControllerWithTitle:@"Select map style"
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message:nil
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preferredStyle:UIAlertControllerStyleActionSheet];
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[alert addAction:[self actionWithTitle:kRetroType style:_retroStyle]];
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[alert addAction:[self actionWithTitle:kGrayscaleType style:_grayscaleStyle]];
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[alert addAction:[self actionWithTitle:kNightType style:_nightStyle]];
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[alert addAction:[self actionWithTitle:kNormalType style:nil]];
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[alert addAction:[UIAlertAction actionWithTitle:@"Cancel"
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style:UIAlertActionStyleCancel
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handler:nil]];
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alert.popoverPresentationController.barButtonItem = sender;
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[self presentViewController:alert animated:YES completion:nil];
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}
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@end
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