常用宏
// 判断是否是ipad
#define isPad ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad)
// 判断iPhone4系列
#define kiPhone4 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 960), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
// 判断iPhone5系列
#define kiPhone5 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 1136), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
// 判断iPhone6系列
#define kiPhone6 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(750, 1334), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
//判断iphone6+系列
#define kiPhone6Plus ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1242, 2208), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
// 判断iPhoneX
#define IS_IPHONE_X ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1125, 2436), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
// 判断iPHoneXr
#define IS_IPHONE_Xr ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(828, 1792), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
// 判断iPhoneXs
#define IS_IPHONE_Xs ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1125, 2436), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
// 判断iPhoneXs Max
#define IS_IPHONE_Xs_Max ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1242, 2688), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)
//tab nav 高度
#define Height_StatusBar ((IS_IPHONE_X == YES || IS_IPHONE_Xr == YES || IS_IPHONE_Xs == YES || IS_IPHONE_Xs_Max == YES) ? 44.0 : 20.0)
#define Height_NavBar ((IS_IPHONE_X == YES || IS_IPHONE_Xr == YES || IS_IPHONE_Xs == YES || IS_IPHONE_Xs_Max == YES) ? 88.0 : 64.0)
#define Height_TabBar ((IS_IPHONE_X == YES || IS_IPHONE_Xr == YES || IS_IPHONE_Xs == YES || IS_IPHONE_Xs_Max == YES) ? 83.0 : 49.0)
1、iPhone
iPhone 1G 320x480
iPhone 3G 320x480
iPhone 3GS 320x480
iPhone 4 640x960
iPhone 4S 640x960
iPhone 5 640x1136
iPhone 5S 640x1136
iPhone 5C 640x1136
iPhone 6 750x1334
iPhone 6 Plus 1080x1920（开发应按照1242x2208适配）
iPhone 6S 750x1334
iPhone 6S Plus 1080x1920（开发应按照1242x2208适配）
iPhone SE 640x1136
iPhone 7 750x1334
iPhone 7 Plus 1080x1920（开发应按照1242x2208适配）
Phone XS 1125x2436（375*812pt*）
iPhone XR 828x1792（414*896pt*）
iPhone XS Max 1242x2688（414*896pt*）
iPhone X系列尺寸
其他尺寸图
2、iPod Touch
iPod Touch 1G 320x480
iPod Touch 2G 320x480
iPod Touch 3G 320x480
iPod Touch 4G 640x960
iPod Touch 5G 640x1136
3、iPad
iPad 1 1024x768
iPad 2 1024x768
The New iPad 2048x1536
iPad mini 1024x768
iPad 4 2048x1536
iPad Air 2048x1536
iPad mini 2 2048x1536
iPad Air 2 2048x1536
iPad mini 3 2048x1536
iPad mini 4 2048x1536
iPad Pro 2732x2048