FlappyBalloon ViewController

//
//  YACViewController.m
//  YetAnotherClone
//
//  Created by Akmal Abdul Rahman on 12/3/14.
//  Copyright (c) 2014 Akmal Abdul Rahman. All rights reserved.
//

#import "YACViewController.h"

@interface YACViewController ()
@property (strong, nonatomic) UIView *balloon;
@property (strong, nonatomic) UIView *ground;
@property (strong, nonatomic) NSMutableArray *scenery;

@property (strong, nonatomic) UIDynamicAnimator *animator;
@property (strong, nonatomic) UIPushBehavior *floatUp;
@end

@implementation YACViewController

- (void)viewDidLoad
{
    [super viewDidLoad];
	// Do any additional setup after loading the view, typically from a nib.
    
    UIImage *bgImage = [UIImage imageNamed:@"Background.png"];
    UIImageView *bgView = [[UIImageView alloc] initWithImage:bgImage];
    bgView.layer.magnificationFilter = kCAFilterNearest;
    bgView.frame = CGRectMake(0, self.view.bounds.size.height - 570, 320, 570);
    [self.view addSubview:bgView];
    
    self.balloon = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 40, 50)];
    UIImage *balloonImage = [UIImage imageNamed:@"Balloon.png"];
    UIImageView *balloonView = [[UIImageView alloc] initWithImage:balloonImage];
    balloonView.layer.magnificationFilter = kCAFilterNearest;
    balloonView.frame = CGRectMake(-5, -5, 50, 140);
    [self.balloon addSubview:balloonView];
    self.balloon.center = CGPointMake(50, self.view.bounds.size.height/2);
    [self.view addSubview:self.balloon];
    
    self.animator = [[UIDynamicAnimator alloc] init];
    
    // add Gravity behaviour to balloon
    UIGravityBehavior *gravity = [[UIGravityBehavior alloc] initWithItems:@[self.balloon]];
    gravity.magnitude = 0.1;
    [self.animator addBehavior:gravity];
    
    // add floating behaviour
    self.floatUp = [[UIPushBehavior alloc] initWithItems:@[self.balloon] mode:UIPushBehaviorModeInstantaneous];
    self.floatUp.pushDirection = CGVectorMake(0, -1);
    self.floatUp.active = NO;
    [self.animator addBehavior:self.floatUp];
    
    UITapGestureRecognizer *tapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapped)];
    [self.view addGestureRecognizer:tapGestureRecognizer];
}

- (void)tapped
{
    self.floatUp.active = YES;
}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end