components/ActivityIndicator/src/private/MDCActivityIndicatorMotionSpec.h

/*
 Copyright 2017-present the Material Components for iOS authors. All Rights Reserved.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

#import <Foundation/Foundation.h>
#import <MotionInterchange/MotionInterchange.h>

#ifndef MDC_SUBCLASSING_RESTRICTED
#if defined(__has_attribute) && __has_attribute(objc_subclassing_restricted)
#define MDC_SUBCLASSING_RESTRICTED __attribute__((objc_subclassing_restricted))
#else
#define MDC_SUBCLASSING_RESTRICTED
#endif
#endif  // #ifndef MDC_SUBCLASSING_RESTRICTED

typedef struct MDCActivityIndicatorMotionSpecIndeterminate {
  MDMMotionTiming outerRotation;
  MDMMotionTiming innerRotation;
  MDMMotionTiming strokeStart;
  MDMMotionTiming strokeEnd;
} MDCActivityIndicatorMotionSpecIndeterminate;

typedef struct MDCActivityIndicatorMotionSpecTransitionToDeterminate {
  MDMMotionTiming innerRotation;
  MDMMotionTiming strokeEnd;
} MDCActivityIndicatorMotionSpecTransitionToDeterminate;

typedef struct MDCActivityIndicatorMotionSpecTransitionToIndeterminate {
  MDMMotionTiming strokeStart;
  MDMMotionTiming strokeEnd;
} MDCActivityIndicatorMotionSpecTransitionToIndeterminate;

typedef struct MDCActivityIndicatorMotionSpecProgress {
  MDMMotionTiming strokeEnd;
} MDCActivityIndicatorMotionSpecProgress;

MDC_SUBCLASSING_RESTRICTED
@interface MDCActivityIndicatorMotionSpec: NSObject

@property(nonatomic, class, readonly) NSTimeInterval pointCycleDuration;
@property(nonatomic, class, readonly) NSTimeInterval pointCycleMinimumVariableDuration;

@property(nonatomic, class, readonly) MDCActivityIndicatorMotionSpecIndeterminate loopIndeterminate;
@property(nonatomic, class, readonly)
    MDCActivityIndicatorMotionSpecTransitionToDeterminate willChangeToDeterminate;
@property(nonatomic, class, readonly)
    MDCActivityIndicatorMotionSpecTransitionToIndeterminate willChangeToIndeterminate;
@property(nonatomic, class, readonly) MDCActivityIndicatorMotionSpecProgress willChangeProgress;

// This object is not meant to be instantiated.
- (instancetype)init NS_UNAVAILABLE;

@end