Created
July 27, 2022 10:10
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CMMotionManager
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import SwiftUI | |
import CoreMotion | |
struct CMMotionManagerTest: View { | |
@StateObject var motion = MotionManager() | |
var body: some View { | |
ZStack { | |
Color.purple | |
Image(systemName: "safari.fill") | |
.resizable() | |
.foregroundColor(Color.pink) | |
.frame(width: 50, height: 50) | |
.rotationEffect(-Angle(degrees: motion.fx*100), anchor: .center) | |
} | |
.edgesIgnoringSafeArea(.all) | |
} | |
} | |
struct CMMotionManagerTest_Previews: PreviewProvider { | |
static var previews: some View { | |
CMMotionManagerTest() | |
} | |
} | |
class MotionManager: ObservableObject { | |
private let motionManager = CMMotionManager() | |
var fx: CGFloat = 0 | |
var fy: CGFloat = 0 | |
var fz: CGFloat = 0 | |
var dx: Double = 0 | |
var dy: Double = 0 | |
var dz: Double = 0 | |
@Published var isAnimating = false | |
init() { | |
motionManager.startDeviceMotionUpdates(to: .main) { data, error in | |
guard let newData = data?.gravity else { return } | |
self.dx = newData.x | |
self.dy = newData.y | |
self.dz = newData.z | |
self.fx = CGFloat((newData.x)) | |
self.fy = CGFloat((newData.y)) | |
self.fz = CGFloat((newData.z)) | |
print(""" | |
X: \(String(format: "%.2f", self.fx)), | |
Y: \(String(format: "%.2f", self.fy)), | |
Z: \(String(format: "%.2f", self.fz)), | |
""") | |
self.isAnimating.toggle() | |
self.objectWillChange.send() | |
} | |
} | |
// Used to stop motion manager if needed. | |
func shutdown() { | |
motionManager.stopDeviceMotionUpdates() | |
} | |
} |
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