react-native/Libraries/NativeAnimation/RCTAnimationUtils.h

29 lines
1.1 KiB
Objective-C

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#import <CoreGraphics/CoreGraphics.h>
#import <Foundation/Foundation.h>
#import <React/RCTDefines.h>
static NSString *const EXTRAPOLATE_TYPE_IDENTITY = @"identity";
static NSString *const EXTRAPOLATE_TYPE_CLAMP = @"clamp";
static NSString *const EXTRAPOLATE_TYPE_EXTEND = @"extend";
RCT_EXTERN CGFloat RCTInterpolateValue(CGFloat value,
CGFloat inputMin,
CGFloat inputMax,
CGFloat outputMin,
CGFloat outputMax,
NSString *extrapolateLeft,
NSString *extrapolateRight);
RCT_EXTERN CGFloat RCTRadiansToDegrees(CGFloat radians);
RCT_EXTERN CGFloat RCTDegreesToRadians(CGFloat degrees);