宏定义

/ ios7之上的系统
#define IS_IOS7 ([[[UIDevice currentDevice] systemVersion] floatValue] >=7.0 ? YES : NO)

// 获取屏幕 宽度、高度 bounds就是屏幕的全部区域
#define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)
#define SCREEN_HEIGHT ([UIScreen mainScreen].bounds.size.height)


// 判断字段时候为空的情况
#define IF_NULL_TO_STRING(x) ([(x) isEqual:[NSNull null]]||(x)==nil)? @"":TEXT_STRING(x)
// 转换为字符串
#define TEXT_STRING(x) [NSString stringWithFormat:@"%@",x]

// rgb颜色转换（16进制->10进制）
#define UIColorFromRGB(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]

// 设置颜色RGB
#define COLOR(R, G, B, A) [UIColor colorWithRed:R/255.0 green:G/255.0 blue:B/255.0 alpha:A]

//获取系统版本
#define IOS_VERSION [[[UIDevice currentDevice] systemVersion] floatValue]

//定义UIImage对象
#define IMAGE(A) [UIImage imageWithContentsOfFile:[[NSBundle mainBundle] pathForResource:A ofType:nil]]
#define ImageNamed(name) [UIImage imageNamed:name]

//颜色
#define MAINCOLOR UIColorFromRGB(0x21C1F7)

#define SUBCOLOR UIColorFromRGB(0xFF4C4C)

#define GX_BGCOLOR COLOR(234, 234, 234, 1)

#define MAIN_TEXT_COLOR COLOR(109, 109, 109, 1)

#define MAIN_LINE_COLOR COLOR(135, 135, 135, 1)

#define MAIN_LIGHT_LINE_COLOR COLOR(174, 174, 174, 1)

#define MAIN_BLACK_TEXT_COLOR COLOR(38, 38, 38, 1)

//weakself
#define WS(weakSelf)  __weak __typeof(&*self)weakSelf = self;