39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
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/*
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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 <CoreGraphics/CoreGraphics.h>
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#import <Foundation/Foundation.h>
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#import <React/RCTDefines.h>
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static NSString *const EXTRAPOLATE_TYPE_IDENTITY = @"identity";
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static NSString *const EXTRAPOLATE_TYPE_CLAMP = @"clamp";
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static NSString *const EXTRAPOLATE_TYPE_EXTEND = @"extend";
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RCT_EXTERN CGFloat RCTInterpolateValueInRange(CGFloat value,
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NSArray<NSNumber *> *inputRange,
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NSArray<NSNumber *> *outputRange,
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NSString *extrapolateLeft,
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NSString *extrapolateRight);
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RCT_EXTERN CGFloat RCTInterpolateValue(CGFloat value,
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CGFloat inputMin,
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CGFloat inputMax,
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CGFloat outputMin,
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CGFloat outputMax,
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NSString *extrapolateLeft,
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NSString *extrapolateRight);
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RCT_EXTERN CGFloat RCTRadiansToDegrees(CGFloat radians);
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RCT_EXTERN CGFloat RCTDegreesToRadians(CGFloat degrees);
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/**
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* Coefficient to slow down animations, respects the ios
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* simulator `Slow Animations (⌘T)` option.
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*/
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RCT_EXTERN CGFloat RCTAnimationDragCoefficient(void);
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