UIView+FFXCategory.m

//
//  UIView+FFXCategory.m
//  Fashionfreax
//
//  Created by Robert Biehl on 11/06/2014.
//  Copyright (c) 2014 Fashionfreax GmbH. All rights reserved.
//

#import "UIView+FFXCategory.h"

@implementation UIView (FFXCategory)

- (CGFloat)left {
    return self.frame.origin.x;
}


- (void)setLeft:(CGFloat)x {
    CGRect frame = self.frame;
    frame.origin.x = x;
    self.frame = frame;
}


- (CGFloat)top {
    return self.frame.origin.y;
}


- (void)setTop:(CGFloat)y {
    CGRect frame = self.frame;
    frame.origin.y = y;
    self.frame = frame;
}


- (CGFloat)right {
    return self.frame.origin.x + self.frame.size.width;
}


- (void)setRight:(CGFloat)right {
    CGRect frame = self.frame;
    frame.origin.x = right - frame.size.width;
    self.frame = frame;
}


- (CGFloat)bottom {
    return self.frame.origin.y + self.frame.size.height;
}


- (void)setBottom:(CGFloat)bottom {
    CGRect frame = self.frame;
    frame.origin.y = bottom - frame.size.height;
    self.frame = frame;
}


- (CGFloat)centerX {
    return self.center.x;
}


- (void)setCenterX:(CGFloat)centerX {
    self.center = CGPointMake(centerX, self.center.y);
}


- (CGFloat)centerY {
    return self.center.y;
}


- (void)setCenterY:(CGFloat)centerY {
    self.center = CGPointMake(self.center.x, centerY);
}


- (CGFloat)width {
    return self.frame.size.width;
}


- (void)setWidth:(CGFloat)width {
    CGRect frame = self.frame;
    frame.size.width = width;
    self.frame = frame;
}


- (CGFloat)height {
    return self.frame.size.height;
}


- (void)setHeight:(CGFloat)height {
    CGRect frame = self.frame;
    frame.size.height = height;
    self.frame = frame;
}

- (CGFloat)screenViewX {
    CGFloat x = 0.0f;
    for (UIView* view = self; view; view = view.superview) {
        x += view.left;
        
        if ([view isKindOfClass:[UIScrollView class]]) {
            UIScrollView* scrollView = (UIScrollView*)view;
            x -= scrollView.contentOffset.x;
        }
    }
    
    return x;
}


- (CGFloat)screenViewY {
    CGFloat y = 0;
    for (UIView* view = self; view; view = view.superview) {
        y += view.top;
        
        if ([view isKindOfClass:[UIScrollView class]]) {
            UIScrollView* scrollView = (UIScrollView*)view;
            y -= scrollView.contentOffset.y;
        }
    }
    return y;
}


- (CGRect)screenFrame {
    return CGRectMake(self.screenViewX, self.screenViewY, self.width, self.height);
}


- (CGPoint)origin {
    return self.frame.origin;
}


- (void)setOrigin:(CGPoint)origin {
    CGRect frame = self.frame;
    frame.origin = origin;
    self.frame = frame;
}


- (CGSize)size {
    return self.frame.size;
}


- (void)setSize:(CGSize)size {
    CGRect frame = self.frame;
    frame.size = size;
    self.frame = frame;
}

- (UIViewController*)viewController {
    for (UIView* next = [self superview]; next; next = next.superview) {
        UIResponder* nextResponder = [next nextResponder];
        if ([nextResponder isKindOfClass:[UIViewController class]]) {
            return (UIViewController*)nextResponder;
        }
    }
    return nil;
}



@end