50 lines
1.6 KiB
Objective-C
50 lines
1.6 KiB
Objective-C
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <Foundation/Foundation.h>
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#import <React/RCTConvert.h>
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typedef UIFont *(^RCTFontHandler)(CGFloat fontSize, NSString *fontWeightDescription);
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/**
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* React Native will use the System font for rendering by default. If you want to
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* provide a different base font, use this override. The font weight supplied to your
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* handler will be one of "ultralight", "thin", "light", "regular", "medium",
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* "semibold", "extrabold", "bold", "heavy", or "black".
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*/
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RCT_EXTERN void RCTSetDefaultFontHandler(RCTFontHandler handler);
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RCT_EXTERN BOOL RCTHasFontHandlerSet(void);
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@interface RCTFont : NSObject
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/**
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* Update a font with a given font-family, size, weight and style.
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* If parameters are not specified, they'll be kept as-is.
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* If font is nil, the default system font of size 14 will be used.
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*/
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+ (UIFont *)updateFont:(UIFont *)font
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withFamily:(NSString *)family
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size:(NSNumber *)size
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weight:(NSString *)weight
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style:(NSString *)style
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variant:(NSArray<NSString *> *)variant
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scaleMultiplier:(CGFloat)scaleMultiplier;
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+ (UIFont *)updateFont:(UIFont *)font withFamily:(NSString *)family;
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+ (UIFont *)updateFont:(UIFont *)font withSize:(NSNumber *)size;
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+ (UIFont *)updateFont:(UIFont *)font withWeight:(NSString *)weight;
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+ (UIFont *)updateFont:(UIFont *)font withStyle:(NSString *)style;
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@end
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@interface RCTConvert (RCTFont)
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+ (UIFont *)UIFont:(id)json;
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@end
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