jverkoey

/*
 Copyright 2017-present The Material Motion 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

jverkoey

public final class DirectlyManipulable {
  public func add(to view: UIView, withRuntime runtime: MotionRuntime, constraints: NoConstraints)
  
  public final class Constraints {
    public var draggable: ConstraintApplicator<T>?
    public var rotatable: ConstraintApplicator<T>?
    public var scalable: ConstraintApplicator<T>?
  }

}

jverkoey

  public func openValve<O: MotionObservableConvertible>(whenAllTrue observables: [O]) -> MotionObservable<T> where O.T == Bool {
    return MotionObservable<T> { observer in
      var upstreamSubscription: Subscription?

      var connectUpstream = {
        upstreamSubscription = self.asStream().subscribe(next: observer.next,
                                                         state: observer.state,
                                                         coreAnimation: observer.coreAnimation)
      }

jverkoey

let square2Reactive = runtime.get(square2.layer)
let pan = runtime.get(UIPanGestureRecognizer())
let rawPosition = createProperty(withInitialValue: square2.layer.position)
runtime.add(pan.translated(from: rawPosition, in: view), to: rawPosition)
runtime.add(rawPosition.y().rubberBanded(below: 50, above: 400, length: 100), to: square2Reactive.positionY)

jverkoey

    let pan = UIPanGestureRecognizer()
    let rotate = UIRotationGestureRecognizer()
    let scale = UIPinchGestureRecognizer()
    [pan, rotate, scale].forEach { $0.delegate = self }

    let directlyManipulable = DirectlyManipulable(view: square,
                                                  containerView: view,
                                                  panGestureRecognizer: pan,
                                                  rotationGestureRecognizer: rotate,

jverkoey

/*
 Copyright 2016-present The Material Motion 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

jverkoey

#if (arch(i386) || arch(x86_64)) && os(iOS)
  @_silgen_name("UIAnimationDragCoefficient") func UIAnimationDragCoefficient() -> Float
  func simulatorDragCoefficient() -> CGFloat {
    let drag = UIAnimationDragCoefficient()
    if drag > 1 {
      return CGFloat(drag)
    }
    return 1
  }

jverkoey

# Streams

let drag$ = ....
aggregator.write(drag$.x().rubberBanded(0, 100),
                 to: propertyOf(view).center)

# Plan/Performer

jverkoey

/*
 Copyright 2016-present The Material Motion 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

jverkoey

/*
 Copyright 2016-present The Material Motion 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