setter,getter 방법으로 프레임 코드 최적화
UIView
에 프레임의 간이 분류(간이 문법) 최적화점 문법을 추가합니다.#import "UIView+frameCutMethod.h"
#import
static char kDTActionHandlerTapBlockKey;
static char kDTActionHandlerTapGestureKey;
static char kDTActionHandlerLongPressBlockKey;
static char kDTActionHandlerLongPressGestureKey;
@implementation UIView (frameExpand)
- (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)screenX {
CGFloat x = 0.0f;
for (UIView* view = self; view; view = view.superview) {
x += view.left;
}
return x;
}
- (CGFloat)screenY {
CGFloat y = 0.0f;
for (UIView* view = self; view; view = view.superview) {
y += view.top;
}
return y;
}
- (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;
}
- (CGFloat)orientationWidth {
return UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)
? self.height : self.width;
}
- (CGFloat)orientationHeight {
return UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)
? self.width : self.height;
}
- (UIView*)descendantOrSelfWithClass:(Class)cls {
if ([self isKindOfClass:cls])
return self;
for (UIView* child in self.subviews) {
UIView* it = [child descendantOrSelfWithClass:cls];
if (it)
return it;
}
return nil;
}
- (UIView*)ancestorOrSelfWithClass:(Class)cls {
if ([self isKindOfClass:cls]) {
return self;
} else if (self.superview) {
return [self.superview ancestorOrSelfWithClass:cls];
} else {
return nil;
}
}
- (void)removeAllSubviews {
while (self.subviews.count) {
UIView *child = self.subviews.lastObject;
[child removeFromSuperview];
}
}
- (CGPoint)offsetFromView:(UIView *)otherView {
CGFloat x = 0.0f, y = 0.0f;
for (UIView* view = self; view && view != otherView; view = view.superview) {
x += view.left;
y += view.top;
}
return CGPointMake(x, y);
}
- (void)setTapActionWithBlock:(void (^)(void))block {
UITapGestureRecognizer *gesture = objc_getAssociatedObject(self, &kDTActionHandlerTapGestureKey);
if (!gesture) {
gesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(__handleActionForTapGesture:)];
[self addGestureRecognizer:gesture];
objc_setAssociatedObject(self, &kDTActionHandlerTapGestureKey, gesture, OBJC_ASSOCIATION_RETAIN);
}
objc_setAssociatedObject(self, &kDTActionHandlerTapBlockKey, block, OBJC_ASSOCIATION_COPY);
}
- (void)__handleActionForTapGesture:(UITapGestureRecognizer *)gesture {
if (gesture.state == UIGestureRecognizerStateRecognized)
{
void(^action)(void) = objc_getAssociatedObject(self, &kDTActionHandlerTapBlockKey);
if (action) {
action();
}
}
}
- (void)setLongPressActionWithBlock:(void (^)(void))block {
UILongPressGestureRecognizer *gesture = objc_getAssociatedObject(self, &kDTActionHandlerLongPressGestureKey);
if (!gesture) {
gesture = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(__handleActionForLongPressGesture:)];
[self addGestureRecognizer:gesture];
objc_setAssociatedObject(self, &kDTActionHandlerLongPressGestureKey, gesture, OBJC_ASSOCIATION_RETAIN);
}
objc_setAssociatedObject(self, &kDTActionHandlerLongPressBlockKey, block, OBJC_ASSOCIATION_COPY);
}
- (void)__handleActionForLongPressGesture:(UITapGestureRecognizer *)gesture {
if (gesture.state == UIGestureRecognizerStateBegan) {
void(^action)(void) = objc_getAssociatedObject(self, &kDTActionHandlerLongPressBlockKey);
if (action) {
action();
}
}
}
- (NSString *)frameStr {
return NSStringFromCGRect(self.frame);
}
@end
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