131 lines
4.7 KiB
Objective-C
Executable File
131 lines
4.7 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/AnimatedUIViewMarkerViewController.h"
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#import <GoogleMaps/GoogleMaps.h>
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// Returns a random value from 0-1.0f.
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static CGFloat randf() { return (((float)arc4random() / 0x100000000) * 1.0f); }
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@interface AnimatedUIViewMarkerViewController ()<GMSMapViewDelegate>
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@end
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@implementation AnimatedUIViewMarkerViewController {
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GMSMapView *_mapView;
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UIView *_infoView;
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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GMSCameraPosition *camera =
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[GMSCameraPosition cameraWithLatitude:-33.8683 longitude:151.2086 zoom:5];
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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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}
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- (void)viewWillAppear:(BOOL)animated {
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[super viewWillAppear:animated];
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(applicationWillEnterForeground)
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name:UIApplicationWillEnterForegroundNotification
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object:nil];
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[_mapView clear];
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[self addDefaultMarker];
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}
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- (void)applicationWillEnterForeground {
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[_mapView clear];
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[self addDefaultMarker];
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}
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- (void)viewWillDisappear:(BOOL)animated {
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[super viewWillDisappear:animated];
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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}
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- (UIView *)mapView:(GMSMapView *)mapView markerInfoContents:(GMSMarker *)marker {
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// Show an info window with dynamic content - a simple background color animation.
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_infoView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"arrow"]];
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UIView *infoView = _infoView;
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marker.tracksInfoWindowChanges = YES;
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UIColor *color = [UIColor colorWithHue:randf() saturation:1.f brightness:1.f alpha:1.0f];
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_infoView.backgroundColor = [UIColor clearColor];
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[UIView animateWithDuration:1.0
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delay:1.0
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options:UIViewAnimationOptionCurveLinear
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animations:^{
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infoView.backgroundColor = color;
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}
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completion:^(BOOL finished) {
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[UIView animateWithDuration:1.0
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delay:0.0
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options:UIViewAnimationOptionCurveLinear
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animations:^{
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infoView.backgroundColor = [UIColor clearColor];
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}
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completion:^(BOOL finished2) {
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marker.tracksInfoWindowChanges = NO;
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}];
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}];
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return _infoView;
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}
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- (void)mapView:(GMSMapView *)mapView didCloseInfoWindowOfMarker:(GMSMarker *)marker {
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_infoView = nil;
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marker.tracksInfoWindowChanges = NO;
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}
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- (void)addDefaultMarker {
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// Add a custom 'glow' marker with a pulsing blue shadow on Sydney.
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GMSMarker *sydneyMarker = [[GMSMarker alloc] init];
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sydneyMarker.title = @"Sydney!";
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sydneyMarker.iconView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"glow-marker"]];
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sydneyMarker.position = CLLocationCoordinate2DMake(-33.8683, 151.2086);
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sydneyMarker.iconView.contentMode = UIViewContentModeCenter;
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CGRect oldBound = sydneyMarker.iconView.bounds;
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CGRect bound = oldBound;
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bound.size.width *= 2;
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bound.size.height *= 2;
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sydneyMarker.iconView.bounds = bound;
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sydneyMarker.groundAnchor = CGPointMake(0.5, 0.75);
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sydneyMarker.infoWindowAnchor = CGPointMake(0.5, 0.25);
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UIView *sydneyGlow = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"glow-marker"]];
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sydneyGlow.layer.shadowColor = [UIColor blueColor].CGColor;
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sydneyGlow.layer.shadowOffset = CGSizeZero;
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sydneyGlow.layer.shadowRadius = 8.0;
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sydneyGlow.layer.shadowOpacity = 1.0;
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sydneyGlow.layer.opacity = 0.0;
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[sydneyMarker.iconView addSubview:sydneyGlow];
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sydneyGlow.center = CGPointMake(oldBound.size.width, oldBound.size.height);
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sydneyMarker.map = _mapView;
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[UIView animateWithDuration:1.0
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delay:0.0
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options:UIViewAnimationOptionCurveEaseInOut | UIViewKeyframeAnimationOptionAutoreverse |
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UIViewKeyframeAnimationOptionRepeat
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animations:^{
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sydneyGlow.layer.opacity = 1.0;
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}
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completion:^(BOOL finished) {
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// If the animation is ever terminated, no need to keep tracking the view for changes.
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sydneyMarker.tracksViewChanges = NO;
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}];
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}
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@end
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