92 lines
3.4 KiB
Objective-C
Executable File
92 lines
3.4 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/FitBoundsViewController.h"
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#import <GoogleMaps/GoogleMaps.h>
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@interface FitBoundsViewController () <GMSMapViewDelegate>
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@end
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@implementation FitBoundsViewController {
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GMSMapView *_mapView;
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NSMutableArray *_markers;
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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GMSCameraPosition *camera = [GMSCameraPosition cameraWithLatitude:-37.81969
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longitude:144.966085
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zoom:4];
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_mapView = [GMSMapView mapWithFrame:CGRectZero camera:camera];
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_mapView.delegate = self;
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self.view = _mapView;
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// Add a default marker around Sydney.
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GMSMarker *sydneyMarker = [[GMSMarker alloc] init];
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sydneyMarker.title = @"Sydney!";
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sydneyMarker.icon = [UIImage imageNamed:@"glow-marker"];
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sydneyMarker.position = CLLocationCoordinate2DMake(-33.8683, 151.2086);
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sydneyMarker.map = _mapView;
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GMSMarker *anotherSydneyMarker = [[GMSMarker alloc] init];
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anotherSydneyMarker.title = @"Sydney 2!";
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anotherSydneyMarker.icon = [UIImage imageNamed:@"glow-marker"];
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anotherSydneyMarker.position = CLLocationCoordinate2DMake(-33.8683, 149.2086);
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anotherSydneyMarker.map = _mapView;
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// Create a list of markers, adding the Sydney marker.
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_markers = [NSMutableArray arrayWithObject:sydneyMarker];
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[_markers addObject:anotherSydneyMarker];
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// Create a button that, when pressed, updates the camera to fit the bounds
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// of the specified markers.
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UIBarButtonItem *fitBoundsButton =
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[[UIBarButtonItem alloc] initWithTitle:@"Fit Bounds"
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style:UIBarButtonItemStylePlain
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target:self
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action:@selector(didTapFitBounds)];
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self.navigationItem.rightBarButtonItem = fitBoundsButton;
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}
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- (void)didTapFitBounds {
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if (_markers.count == 0) return;
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CLLocationCoordinate2D firstPos = ((GMSMarker *)_markers.firstObject).position;
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GMSCoordinateBounds *bounds =
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[[GMSCoordinateBounds alloc] initWithCoordinate:firstPos coordinate:firstPos];
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for (GMSMarker *marker in _markers) {
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bounds = [bounds includingCoordinate:marker.position];
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}
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GMSCameraUpdate *update = [GMSCameraUpdate fitBounds:bounds withPadding:50.0f];
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[_mapView moveCamera:update];
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}
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#pragma mark - GMSMapViewDelegate
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- (void)mapView:(GMSMapView *)mapView
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didLongPressAtCoordinate:(CLLocationCoordinate2D)coordinate {
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GMSMarker *marker = [[GMSMarker alloc] init];
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marker.title = [NSString stringWithFormat:@"Marker at: %.2f,%.2f",
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coordinate.latitude, coordinate.longitude];
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marker.position = coordinate;
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marker.appearAnimation = kGMSMarkerAnimationPop;
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marker.map = _mapView;
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// Add the new marker to the list of markers.
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[_markers addObject:marker];
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}
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@end
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