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/**
字体
*/
#define BASEPingFangMedium 12
#define BASEPingFangRegular 12
#define BASEPingFangBold 12
#define PingFangMedium [UIFont fontWithName:@"PingFang-SC-Medium" size:14];
#define PingFangRegular [UIFont fontWithName:@"PingFang-SC-Regular" size:14];
#define PingFangBold [UIFont fontWithName:@"PingFang-SC-Bold" size:14];
1.======
5s 和 6 的PPI 一致，所以，一般美工要求在 5s 和 6 上，字号一样，在 6 Plus 上，字号要增大两号；
Xib 、Storyboard 中的每个需要字号适配的元素都连线到实现文件中，即创建 IBOutlet 对象，然后在代码中，通过判断设备类型，通过代码，设置具体字号。
2.========runtime，采用分类改变字体大小
#import <UIKit/UIKit.h>
#import <objc/runtime.h>
/**
* button
*/
@interface UIButton (MyFont)
@end
/**
* Label
*/
@interface UILabel (myFont)
@end
/**
* TextField
*/
@interface UITextField (myFont)
@end
/**
* TextView
*/
@interface UITextView (myFont)
@end
.m
#import "UIButton+MyFont.h"
//不同设备的屏幕比例(当然倍数可以自己控制)
@implementation UIButton (MyFont)
+ (void)load{
Method imp = class_getInstanceMethod([self class], @selector(initWithCoder:));
Method myImp = class_getInstanceMethod([self class], @selector(myInitWithCoder:));
method_exchangeImplementations(imp, myImp);
}
- (id)myInitWithCoder:(NSCoder*)aDecode{
[self myInitWithCoder:aDecode];
if (self) {
//部分不像改变字体的 把tag值设置成333跳过
if(self.titleLabel.tag != 333){
CGFloat fontSize = self.titleLabel.font.pointSize;
self.titleLabel.font = [UIFont systemFontOfSize:fontSize * SizeScale];
}
}
return self;
}
@end
@implementation UILabel (myFont)
+ (void)load{
Method imp = class_getInstanceMethod([self class], @selector(initWithCoder:));
Method myImp = class_getInstanceMethod([self class], @selector(myInitWithCoder:));
method_exchangeImplementations(imp, myImp);
}
- (id)myInitWithCoder:(NSCoder*)aDecode{
[self myInitWithCoder:aDecode];
if (self) {
//部分不像改变字体的 把tag值设置成333跳过
if(self.tag != 333){
CGFloat fontSize = self.font.pointSize;
self.font = [UIFont systemFontOfSize:fontSize * SizeScale];
}
}
return self;
}
@end
@implementation UITextField (myFont)
+ (void)load{
Method imp = class_getInstanceMethod([self class], @selector(initWithCoder:));
Method myImp = class_getInstanceMethod([self class], @selector(myInitWithCoder:));
method_exchangeImplementations(imp, myImp);
}
- (id)myInitWithCoder:(NSCoder*)aDecode{
[self myInitWithCoder:aDecode];
if (self) {
//部分不像改变字体的 把tag值设置成333跳过
if(self.tag != 333){
CGFloat fontSize = self.font.pointSize;
self.font = [UIFont systemFontOfSize:fontSize * SizeScale];
}
}
return self;
}
@end
@implementation UITextView (myFont)
+ (void)load{
Method imp = class_getInstanceMethod([self class], @selector(initWithCoder:));
Method myImp = class_getInstanceMethod([self class], @selector(myInitWithCoder:));
method_exchangeImplementations(imp, myImp);
}
- (id)myInitWithCoder:(NSCoder*)aDecode{
[self myInitWithCoder:aDecode];
if (self) {
//部分不像改变字体的 把tag值设置成333跳过
if(self.tag != 333){
CGFloat fontSize = self.font.pointSize;
self.font = [UIFont systemFontOfSize:fontSize * SizeScale];
}
}
return self;
}
@end
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