//

// DropitBehavior.m

// Dropit

//

// Created by Lokesh Basu on 31/03/14.

// Copyright (c) 2014 IIT Roorkee. All rights reserved.

//

#import "DropitBehavior.h"

@interface DropitBehavior ()

@property (strong, nonatomic) UIGravityBehavior *gravity;

@property (strong, nonatomic) UICollisionBehavior *collider;

@property (strong, nonatomic) UIDynamicItemBehavior *animationOptions;

@end

@implementation DropitBehavior

- (UIGravityBehavior *)gravity

{

if (!_gravity) {

_gravity = [[UIGravityBehavior alloc] init];

_gravity.magnitude = 0.9;

}

return _gravity;

}

- (UICollisionBehavior *)collider

{

if (!_collider) {

_collider = [[UICollisionBehavior alloc] init];

_collider.translatesReferenceBoundsIntoBoundary = YES;

}

return _collider;

}

- (UIDynamicItemBehavior *)animationOptions

{

if (!_animationOptions) {

_animationOptions = [[UIDynamicItemBehavior alloc] init];

_animationOptions.allowsRotation = NO;

}

return _animationOptions;

}

- (void)addItem:(id <UIDynamicItem>)item

{

[self.gravity addItem:item];

[self.collider addItem:item];

[self.animationOptions addItem:item];

}

- (void)removeItem:(id <UIDynamicItem>)item

{

[self.gravity removeItem:item];

[self.collider removeItem:item];

[self.animationOptions removeItem:item];

}

- (instancetype)init

{

self = [super init];

[self addChildBehavior:self.gravity];

[self addChildBehavior:self.collider];

[self addChildBehavior:self.animationOptions];

return self;

}

@end