UIView+SSCollectionViewExchangeControllerAdditions.m

//
//  UIView+SSCollectionViewExchangeControllerAdditions.m
//
// Created by Murray Sagal on 2012-10-31.
// Copyright (c) 2014 Signature Software and Murray Sagal
// SSCollectionViewExchangeController: https://github.com/murraysagal/SSCollectionViewExchangeController
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//

#import "UIView+SSCollectionViewExchangeControllerAdditions.h"

@implementation UIView (SSCollectionViewExchangeControllerAdditions)

- (CGPoint)offsetToCenterFromPoint:(CGPoint)point {
    
    CGPoint center;
    CGPoint offsetToCenter;
    
    center = CGPointMake(self.frame.size.width/2, self.frame.size.height/2);
    offsetToCenter = CGPointMake(point.x - center.x, point.y - center.y);
    return offsetToCenter;
    
}
@end