宏定义

//屏幕宽、高

#define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)

#define SCREEN_HEIGHT ([UIScreen mainScreen].bounds.size.height)

//1个像素的宽度

#define SINGLE_LINE_WIDTH (1.0f/[UIScreen mainScreen].scale)

//系统版本

#define IOS_VERSION [[[UIDevice currentDevice] systemVersion] floatValue]

//图片

#define ImageWithName(A) [UIImage imageWithContentsOfFile:[[NSBundle mainBundle] pathForResource:A ofType:nil]]

//rgb颜色(十进制)

#define UIColorFromRGBA(r,g,b,a) [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:a]

//rgb颜色(十六进制)

#define UIColorFromHexRGB(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] \

//DEBUG模式下,打印日志(包括函数名、行号)

#ifdef DEBUG

# define DLog(fmt, ...) NSLog((@"%s [Line %d] " fmt), __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__)

#else

# define DLog(...)

#endif