#define kFONT_SIZE(f)            [UIFont systemFontOfSize:(f)]

#define kFONT_BOLD_SIZE(f)       [UIFont boldSystemFontOfSize:(f)]

#define kFONT_ITALIC_SIZE(f)     [UIFont italicSystemFontOfSize:(f)]

#define kRGBCOLOR(r,g,b)         [UIColor colorWithRed:(r)/255.f green:(g)/255.f blue:(b)/255.f alpha:1.f]

#define kRGBACOLOR(r,g,b,a)      [UIColor colorWithRed:(r)/255.f green:(g)/255.f blue:(b)/255.f alpha:(a)]

#define kRandomColor             [UIColor colorWithRed:arc4random_uniform(256)/255.0 green:arc4random_uniform(256)/255.0 blue:arc4random_uniform(256)/255.0 alpha:1.0]

#define kColorWithHex(rgbValue)  [UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16)) / 255.0 green:((float)((rgbValue & 0xFF00) >> 8)) / 255.0 blue:((float)(rgbValue & 0xFF)) / 255.0 alpha:1.0]

///=============================================================================

#pragma mark - 图片加载

// 加载图片

#define kGetImage(imageName)                        [UIImage imageNamed:[NSString stringWithFormat:@"%@",imageName]]

// 读取本地图片 （文件名，后缀名）

#define kGetBundleImage(__FILENAME__,__EXTENSION__) [UIImage imageWithContentsOfFile:[[NSBundle mainBundle] pathForResource:__FILENAME__ ofType:__EXTENSION__]]

///=============================================================================

#pragma mark - 控制台打印

#ifdef DEBUG

#define kLog(FORMAT, ...) fprintf(stderr,"%s:%d\t%s\n",[[[NSString stringWithUTF8String:__FILE__] lastPathComponent] UTF8String], __LINE__, [[NSString stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String]);

#else

#define NSLog(FORMAT, ...) nil

#endif

///=============================================================================

#pragma mark - 判断数据是否为空

// 字符串是否为空

#define kISNullString(str) ([str isKindOfClass:[NSNull class]] || str == nil || [str length] < 1 ? YES : NO )

// 数组是否为空

#define kISNullArray(array) (array == nil || [array isKindOfClass:[NSNull class]] || array.count == 0 ||[array isEqual:[NSNull null]])

// 字典是否为空

#define kISNullDict(dic) (dic == nil || [dic isKindOfClass:[NSNull class]] || dic.allKeys == 0 || [dic isEqual:[NSNull null]])

// 是否是空对象

#define kISNullObject(_object) (_object == nil \

|| [_object isKindOfClass:[NSNull class]] \

|| ([_object respondsToSelector:@selector(length)] && [(NSData *)_object length] == 0) \

|| ([_object respondsToSelector:@selector(count)] && [(NSArray *)_object count] == 0))

///=============================================================================

#pragma mark - Application相关

// APP对象 （单例对象）

#define kApplication         [UIApplication sharedApplication]

// APP对象

#define kAppDelegate         (AppDelegate*)[[UIApplication sharedApplication] delegate]

// 主窗口 （keyWindow）

#define kKeyWindow           [UIApplication sharedApplication].keyWindow

// NSUserDefaults实例化

#define kUserDefaults        [NSUserDefaults standardUserDefaults]

// 通知中心 （单例对象）

#define kNotificationCenter  [NSNotificationCenter defaultCenter]

//获取temp

#define kPathTemp            NSTemporaryDirectory()

//获取沙盒 Document

#define kPathDocument        [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject]

//获取沙盒 Cache

#define kPathCache           [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject]

///=============================================================================

#pragma mark - 屏幕坐标、尺寸相关

// 判断是否iPhone X

#define kIS_iPhoneX             UIApplication.sharedApplication.statusBarFrame.size.height > 20 : YES : NO

// 屏幕高度

#define kScreenHeight           [[UIScreen mainScreen] bounds].size.height

// 屏幕宽度

#define kScreenWidth            [[UIScreen mainScreen] bounds].size.width

// 状态栏高度

#define kStatusBarHeight        UIApplication.sharedApplication.statusBarFrame.size.height

// 顶部导航栏高度

#define kNavigationBarHeight    44.f

// 状态栏高度 + 顶部导航栏高度

#define kSafeAreaTopHeight      UIApplication.sharedApplication.statusBarFrame.size.height + 44

// 底部安全距离

#define kSafeAreaBottomHeight   (IS_iPhoneX ? 34.f : 0.f)

// Tabbar高度

#define kTabbarHeight           49.f

// 控件尺寸比例

#define kScreenWidthRate        ([[UIScreen mainScreen] bounds].size.width/375.f)

// 实际宽尺寸

#define kSuitWidthSize(size)    kScreenWidthRate * (size)

// 控件尺寸比例

#define kScreenHeightRate       ([[UIScreen mainScreen] bounds].size.height/667.f)

// 实际高尺寸

#define kSuitHeightSize(size)   kScreenHeightRate * (size)

///=============================================================================

#pragma mark - 强弱引用

#define kWeakSelf(type)  __weak typeof(type) weak##type = type;

#define kStrongSelf(type)  __strong typeof(type) type = weak##type;