I want to know the project name - swift. h class of how to generate

[shanyulaile]

I want to know the following content of the project name - swift. h is how to generate, if it is to write by oneself , how can I be sure " _TtC10ERPPRODUCT13BalloonMarker" ,thanks

SWIFT_CLASS("_TtC10ERPPRODUCT13BalloonMarker")
@interface BalloonMarker : ChartMarker
@Property (nonatomic, strong) UIColor * __nullable color;
@Property (nonatomic) CGSize arrowSize;
@Property (nonatomic, strong) UIFont * __nullable font;
@Property (nonatomic) UIEdgeInsets insets;
@Property (nonatomic) CGSize minimumSize;

• (nonnull instancetype)initWithColor:(UIColor * __nonnull)color font:(UIFont * __nonnull)font insets:(UIEdgeInsets)insets OBJC_DESIGNATED_INITIALIZER;
  @Property (nonatomic, readonly) CGSize size;
• (void)drawWithContext:(CGContextRef __nonnull)context point:(CGPoint)point;
• (void)refreshContentWithEntry:(ChartDataEntry * __nonnull)entry highlight:(ChartHighlight * __nonnull)highlight;
  @EnD

[liuxuan30]

This is done by Xcode, you don't have to write it. You just need to setup your project settings to enable swift and Objective-C hybrid.