Update LCManager.swift

Code maintenance, fix for grabber long press bug.

README.md

@@ -24,10 +24,10 @@ let consoleManager = LCManager.shared
 Once prepared, the localConsole can be used throughout your project.
 ```swift
 
-// Show the console view.
+// Activate the console view.
 consoleManager.isVisible = true
 
-// Hide the console view.
+// Deactivate the console view.
 consoleManager.isVisible = false
 ```
 
@@ -46,8 +46,3 @@ consoleManager.copy()
 // Change the console view font size.
 consoleManager.fontSize = 5
 ```
-
-
-## **To-Do**
-* Screen edge console hiding
-* Make console view reactive to landscape/portrait switch

Sources/LocalConsole/LCManager.swift

@@ -5,8 +5,6 @@
 //  Copyright © 2021 Duraid Abdul. All rights reserved.
 //
 
-//#if canImport(UIKit)
-
 import UIKit
 import SwiftUI
 
@@ -17,8 +15,8 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     
     public static let shared = LCManager()
     
-    /// Set the font size. The font can be set to a minimum value of 5.0 and a maximum value of 20.0. The default value is 7.5.
-    public var fontSize: CGFloat = 7.5 {
+    /// Set the font size. The font can be set to a minimum value of 5.0 and a maximum value of 20.0. The default value is 8.
+    public var fontSize: CGFloat = 8 {
         didSet {
             guard fontSize >= 4 else { fontSize = 4; return }
             guard fontSize <= 20 else { fontSize = 20; return }
@@ -46,7 +44,63 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         }
     }
     
-    let defaultConsoleSize = CGSize(width: 228, height: 142)
+    let defaultConsoleSize = CGSize(width: 240, height: 148)
+    
+    lazy var borderView = UIView()
+    
+    var lumaWidthAnchor: NSLayoutConstraint!
+    var lumaHeightAnchor: NSLayoutConstraint!
+    
+    lazy var lumaView: LumaView = {
+        let lumaView = LumaView()
+        lumaView.foregroundView.backgroundColor = .black
+        lumaView.layer.cornerRadius = consoleView.layer.cornerRadius
+        
+        consoleView.addSubview(lumaView)
+        
+        lumaView.translatesAutoresizingMaskIntoConstraints = false
+        
+        lumaWidthAnchor = lumaView.widthAnchor.constraint(equalTo: consoleView.widthAnchor)
+        lumaHeightAnchor = lumaView.heightAnchor.constraint(equalToConstant: consoleView.frame.size.height)
+        
+        NSLayoutConstraint.activate([
+            lumaWidthAnchor,
+            lumaHeightAnchor,
+            lumaView.centerXAnchor.constraint(equalTo: consoleView.centerXAnchor),
+            lumaView.centerYAnchor.constraint(equalTo: consoleView.centerYAnchor)
+        ])
+        
+        return lumaView
+    }()
+    
+    lazy var unhideButton: UIButton = {
+        let button = UIButton()
+        
+        button.addAction(UIAction(handler: { [self] _ in
+            UIViewPropertyAnimator(duration: 0.5, dampingRatio: 1) {
+                consoleView.center = nearestTargetTo(consoleView.center, possibleTargets: possibleEndpoints.dropLast())
+            }.startAnimation()
+            grabberMode = false
+            
+            UserDefaults.standard.set(consoleView.center.x, forKey: "LocalConsole_X")
+            UserDefaults.standard.set(consoleView.center.y, forKey: "LocalConsole_Y")
+        }), for: .touchUpInside)
+        
+        consoleView.addSubview(button)
+        
+        button.translatesAutoresizingMaskIntoConstraints = false
+        
+        NSLayoutConstraint.activate([
+            button.widthAnchor.constraint(equalTo: consoleView.widthAnchor),
+            button.heightAnchor.constraint(equalTo: consoleView.heightAnchor),
+            button.centerXAnchor.constraint(equalTo: consoleView.centerXAnchor),
+            button.centerYAnchor.constraint(equalTo: consoleView.centerYAnchor)
+        ])
+        
+        button.isHidden = true
+        
+        return button
+    }()
     
     /// The fixed size of the console view.
     lazy var consoleSize = defaultConsoleSize {
@@ -55,22 +109,22 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
             
             // Update text view width.
             if consoleView.frame.size.width > ResizeController.kMaxConsoleWidth {
-                consoleTextView.frame.size.width = ResizeController.kMaxConsoleWidth - 4
+                consoleTextView.frame.size.width = ResizeController.kMaxConsoleWidth - 2
             } else if consoleView.frame.size.width < ResizeController.kMinConsoleWidth {
-                consoleTextView.frame.size.width = ResizeController.kMinConsoleWidth - 4
+                consoleTextView.frame.size.width = ResizeController.kMinConsoleWidth - 2
             } else {
-                consoleTextView.frame.size.width = consoleSize.width - 4
+                consoleTextView.frame.size.width = consoleSize.width - 2
             }
             
             // Update text view height.
             if consoleView.frame.size.height > ResizeController.kMaxConsoleHeight {
-                consoleTextView.frame.size.height = ResizeController.kMaxConsoleHeight - 4
+                consoleTextView.frame.size.height = ResizeController.kMaxConsoleHeight - 2
                 + (consoleView.frame.size.height - ResizeController.kMaxConsoleHeight) * 2 / 3
             } else if consoleView.frame.size.height < ResizeController.kMinConsoleHeight {
-                consoleTextView.frame.size.height = ResizeController.kMinConsoleHeight - 4
+                consoleTextView.frame.size.height = ResizeController.kMinConsoleHeight - 2
                 + (consoleView.frame.size.height - ResizeController.kMinConsoleHeight) * 2 / 3
             } else {
-                consoleTextView.frame.size.height = consoleSize.height - 4
+                consoleTextView.frame.size.height = consoleSize.height - 2
             }
             
             consoleTextView.contentOffset.y = consoleTextView.contentSize.height - consoleTextView.bounds.size.height
@@ -86,11 +140,11 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     var consoleWindow: ConsoleWindow?
     
     // The console needs a parent view controller in order to display context menus.
-    let viewController = UIViewController()
+    lazy var viewController = UIViewController()
     lazy var consoleView = viewController.view!
     
     /// Text view that displays printed items.
-    let consoleTextView = InvertedTextView()
+    lazy var consoleTextView = InvertedTextView()
     
     /// Button that reveals menu.
     lazy var menuButton = UIButton()
@@ -99,27 +153,92 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     var scrollLocked = true
     
     /// Feedback generator for the long press action.
-    let feedbackGenerator = UISelectionFeedbackGenerator()
+    lazy var feedbackGenerator = UISelectionFeedbackGenerator()
     
     lazy var panRecognizer = UIPanGestureRecognizer(target: self, action: #selector(consolePiPPanner(recognizer:)))
     lazy var longPressRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(longPressAction(recognizer:)))
     
     /// Gesture endpoints. Each point represents a corner of the screen. TODO: Handle screen rotation.
     var possibleEndpoints: [CGPoint] {
+        
         if consoleSize.width < UIScreen.portraitSize.width - 112 {
-            return [CGPoint(x: consoleSize.width / 2 + 12,
-                            y: (UIScreen.hasRoundedCorners ? 44 : 16) + consoleSize.height / 2 + 12),
-                    CGPoint(x: UIScreen.portraitSize.width - consoleSize.width / 2 - 12,
-                            y: (UIScreen.hasRoundedCorners ? 44 : 16) + consoleSize.height / 2 + 12),
-                    CGPoint(x: consoleSize.width / 2 + 12,
-                            y: UIScreen.portraitSize.height - consoleSize.height / 2 - (keyboardHeight ?? consoleWindow?.safeAreaInsets.bottom ?? 0) - 12),
-                    CGPoint(x: UIScreen.portraitSize.width - consoleSize.width / 2 - 12,
-                            y: UIScreen.portraitSize.height - consoleSize.height / 2 - (keyboardHeight ?? consoleWindow?.safeAreaInsets.bottom ?? 0) - 12)]
+            
+            // Four endpoints, one for each corner.
+            var endpoints = [
+                
+                // Top endpoints.
+                CGPoint(x: consoleSize.width / 2 + 12,
+                        y: (UIScreen.hasRoundedCorners ? 38 : 16) + consoleSize.height / 2 + 12),
+                CGPoint(x: UIScreen.portraitSize.width - consoleSize.width / 2 - 12,
+                        y: (UIScreen.hasRoundedCorners ? 38 : 16) + consoleSize.height / 2 + 12),
+                
+                // Bottom endpoints.
+                CGPoint(x: consoleSize.width / 2 + 12,
+                        y: UIScreen.portraitSize.height - consoleSize.height / 2 - (keyboardHeight ?? consoleWindow?.safeAreaInsets.bottom ?? 0) - 12),
+                CGPoint(x: UIScreen.portraitSize.width - consoleSize.width / 2 - 12,
+                        y: UIScreen.portraitSize.height - consoleSize.height / 2 - (keyboardHeight ?? consoleWindow?.safeAreaInsets.bottom ?? 0) - 12)]
+            
+            if consoleView.frame.minX <= 0 {
+                
+                // Left edge endpoints.
+                endpoints = [endpoints[0], endpoints[2]]
+                
+                // Left edge hiding endpoints.
+                if consoleView.center.y < (UIScreen.portraitSize.height - (temporaryKeyboardHeightValueTracker ?? 0)) / 2 {
+                    endpoints.append(CGPoint(x: -consoleSize.width / 2 + 28,
+                                             y: endpoints[0].y))
+                } else {
+                    endpoints.append(CGPoint(x: -consoleSize.width / 2 + 28,
+                                             y: endpoints[1].y))
+                }
+            } else if consoleView.frame.maxX >= UIScreen.portraitSize.width {
+                
+                // Right edge endpoints.
+                endpoints = [endpoints[1], endpoints[3]]
+                
+                // Right edge hiding endpoints.
+                if consoleView.center.y < (UIScreen.portraitSize.height - (temporaryKeyboardHeightValueTracker ?? 0)) / 2 {
+                    endpoints.append(CGPoint(x: UIScreen.portraitSize.width + consoleSize.width / 2 - 28,
+                                             y: endpoints[0].y))
+                } else {
+                    endpoints.append(CGPoint(x: UIScreen.portraitSize.width + consoleSize.width / 2 - 28,
+                                             y: endpoints[1].y))
+                }
+            }
+            
+            return endpoints
+            
         } else {
-            return [CGPoint(x: UIScreen.portraitSize.width / 2,
-                            y: (UIScreen.hasRoundedCorners ? 44 : 16) + consoleSize.height / 2 + 12),
-                    CGPoint(x: UIScreen.portraitSize.width / 2,
-                            y: UIScreen.portraitSize.height - consoleSize.height / 2 - (keyboardHeight ?? consoleWindow?.safeAreaInsets.bottom ?? 0) - 12)]
+            
+            // Two endpoints, one for the top, one for the bottom..
+            var endpoints = [CGPoint(x: UIScreen.portraitSize.width / 2,
+                                     y: (UIScreen.hasRoundedCorners ? 38 : 16) + consoleSize.height / 2 + 12),
+                             CGPoint(x: UIScreen.portraitSize.width / 2,
+                                     y: UIScreen.portraitSize.height - consoleSize.height / 2 - (keyboardHeight ?? consoleWindow?.safeAreaInsets.bottom ?? 0) - 12)]
+            
+            if consoleView.frame.minX <= 0 {
+                
+                // Left edge hiding endpoints.
+                if consoleView.center.y < (UIScreen.portraitSize.height - (temporaryKeyboardHeightValueTracker ?? 0)) / 2 {
+                    endpoints.append(CGPoint(x: -consoleSize.width / 2 + 28,
+                                             y: endpoints[0].y))
+                } else {
+                    endpoints.append(CGPoint(x: -consoleSize.width / 2 + 28,
+                                             y: endpoints[1].y))
+                }
+            } else if consoleView.frame.maxX >= UIScreen.portraitSize.width {
+                
+                // Right edge hiding endpoints.
+                if consoleView.center.y < (UIScreen.portraitSize.height - (temporaryKeyboardHeightValueTracker ?? 0)) / 2 {
+                    endpoints.append(CGPoint(x: UIScreen.portraitSize.width + consoleSize.width / 2 - 28,
+                                             y: endpoints[0].y))
+                } else {
+                    endpoints.append(CGPoint(x: UIScreen.portraitSize.width + consoleSize.width / 2 - 28,
+                                             y: endpoints[1].y))
+                }
+            }
+            
+            return endpoints
         }
     }
     
@@ -129,21 +248,20 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         consoleSize = CGSize(width: UserDefaults.standard.object(forKey: "LocalConsole_Width") as? CGFloat ?? consoleSize.width,
                              height: UserDefaults.standard.object(forKey: "LocalConsole_Height") as? CGFloat ?? consoleSize.height)
         
-        consoleView.backgroundColor = .black
         
         consoleView.layer.shadowRadius = 16
         consoleView.layer.shadowOpacity = 0.5
         consoleView.layer.shadowOffset = CGSize(width: 0, height: 2)
-        consoleView.center = possibleEndpoints.first!
         consoleView.alpha = 0
         
-        consoleView.layer.cornerRadius = 22
+        consoleView.layer.cornerRadius = 24
         consoleView.layer.cornerCurve = .continuous
         
-        let borderView = UIView()
+        let _ = lumaView
+        
         borderView.frame = CGRect(x: -1, y: -1,
-                                   width: consoleSize.width + 2,
-                                   height: consoleSize.height + 2)
+                                  width: consoleSize.width + 2,
+                                  height: consoleSize.height + 2)
         borderView.layer.borderWidth = 1
         borderView.layer.borderColor = UIColor(white: 1, alpha: 0.08).cgColor
         borderView.layer.cornerRadius = consoleView.layer.cornerRadius + 1
@@ -152,10 +270,10 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         consoleView.addSubview(borderView)
         
         // Configure text view.
-        consoleTextView.frame = CGRect(x: 2, y: 2, width: consoleSize.width - 4, height: consoleSize.height - 4)
+        consoleTextView.frame = CGRect(x: 1, y: 1, width: consoleSize.width - 2, height: consoleSize.height - 2)
         consoleTextView.isEditable = false
         consoleTextView.backgroundColor = .clear
-        consoleTextView.textContainerInset = UIEdgeInsets(top: 10, left: 8, bottom: 10, right: 8)
+        consoleTextView.textContainerInset = UIEdgeInsets(top: 10, left: 10, bottom: 10, right: 10)
         
         consoleTextView.isSelectable = false
         consoleTextView.showsVerticalScrollIndicator = false
@@ -179,7 +297,7 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         consoleView.addGestureRecognizer(longPressRecognizer)
         
         // Prepare menu button.
-        let diameter = CGFloat(28)
+        let diameter = CGFloat(30)
         
         // This tuned button frame is used to adjust where the menu appears.
         menuButton = UIButton(frame: CGRect(x: consoleView.bounds.width - 44,
@@ -199,7 +317,8 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         circle.isUserInteractionEnabled = false
         menuButton.addSubview(circle)
         
-        let ellipsisImage = UIImageView(image: UIImage(systemName: "ellipsis", withConfiguration: UIImage.SymbolConfiguration(pointSize: 17)))
+        let ellipsisImage = UIImageView(image: UIImage(systemName: "ellipsis",
+                                                       withConfiguration: UIImage.SymbolConfiguration(pointSize: 18, weight: .medium)))
         ellipsisImage.frame.size = circle.bounds.size
         ellipsisImage.contentMode = .center
         circle.addSubview(ellipsisImage)
@@ -209,6 +328,8 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         menuButton.showsMenuAsPrimaryAction = true
         consoleView.addSubview(menuButton)
         
+        let _ = unhideButton
+        
         NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillHide), name: UIResponder.keyboardWillHideNotification, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillShow), name: UIResponder.keyboardWillShowNotification, object: nil)
     }
@@ -217,6 +338,21 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     func configureWindow() {
         var windowSceneFound = false
         
+        // Update console cached based on last-cached origin.
+        func updateConsoleOrigin() {
+            snapToCachedEndpoint()
+            
+            if consoleView.center.x < 0 || consoleView.center.x > UIScreen.portraitSize.width {
+                grabberMode = true
+                scrollLocked = !grabberMode
+                
+                consoleView.layer.removeAllAnimations()
+                lumaView.layer.removeAllAnimations()
+                menuButton.layer.removeAllAnimations()
+                consoleTextView.layer.removeAllAnimations()
+            }
+        }
+        
         // Configure console window.
         func fetchWindowScene() {
             let windowScene = UIApplication.shared
@@ -235,11 +371,11 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
                 consoleWindow?.addSubview(consoleView)
                 
                 UIWindow.swizzleStatusBarAppearanceOverride
+                
+                updateConsoleOrigin()
             }
         }
         
-        fetchWindowScene()
-        
         /// Ensures the window is configured (i.e. scene has been found). If not, delay and wait for a scene to prepare itself, then try again.
         for i in 1...10 {
             
@@ -260,6 +396,14 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         }
     }
     
+    func snapToCachedEndpoint() {
+        let cachedConsolePosition = CGPoint(x: UserDefaults.standard.object(forKey: "LocalConsole_X") as? CGFloat ?? possibleEndpoints.first!.x,
+                                            y: UserDefaults.standard.object(forKey: "LocalConsole_Y") as? CGFloat ?? possibleEndpoints.first!.y)
+        
+        consoleView.center = cachedConsolePosition // Update console center so possibleEndpoints are calculated correctly.
+        consoleView.center = nearestTargetTo(cachedConsolePosition, possibleTargets: possibleEndpoints)
+    }
+    
     // MARK: - Public
     
     public var isVisible = false {
@@ -269,9 +413,11 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
             if isVisible {
                 
                 if !isConsoleConfigured {
-                    configureWindow()
-                    configureConsole()
-                    isConsoleConfigured = true
+                    DispatchQueue.main.async { [self] in
+                        configureWindow()
+                        configureConsole()
+                        isConsoleConfigured = true
+                    }
                 }
                 
                 commitTextChanges(requestMenuUpdate: true)
@@ -303,7 +449,61 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         }
     }
     
-    private var _hasRelayedOffsetChange = false
+    var grabberMode: Bool = false {
+        
+        didSet {
+            guard oldValue != grabberMode else { return }
+            
+            if grabberMode {
+                
+                lumaView.layer.cornerRadius = consoleView.layer.cornerRadius
+                lumaHeightAnchor.constant = consoleView.frame.size.height
+                consoleView.layoutIfNeeded()
+                
+                UIViewPropertyAnimator(duration: 0.3, dampingRatio: 1) { [self] in
+                    consoleTextView.alpha = 0
+                    menuButton.alpha = 0
+                    borderView.alpha = 0
+                }.startAnimation()
+                
+                UIViewPropertyAnimator(duration: 0.5, dampingRatio: 1) { [self] in
+                    lumaView.foregroundView.alpha = 0
+                }.startAnimation()
+                
+                lumaWidthAnchor.constant = -34
+                lumaHeightAnchor.constant = 96
+                UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) { [self] in
+                    lumaView.layer.cornerRadius = 8
+                    consoleView.layoutIfNeeded()
+                }.startAnimation(afterDelay: 0.06)
+                
+                consoleTextView.isUserInteractionEnabled = false
+                unhideButton.isHidden = false
+                
+            } else {
+                
+                lumaHeightAnchor.constant = consoleView.frame.size.height
+                lumaWidthAnchor.constant = 0
+                UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) { [self] in
+                    consoleView.layoutIfNeeded()
+                    lumaView.layer.cornerRadius = consoleView.layer.cornerRadius
+                }.startAnimation()
+                
+                UIViewPropertyAnimator(duration: 0.3, dampingRatio: 1) { [self] in
+                    consoleTextView.alpha = 1
+                    menuButton.alpha = 1
+                    borderView.alpha = 1
+                }.startAnimation(afterDelay: 0.2)
+                
+                UIViewPropertyAnimator(duration: 0.65, dampingRatio: 1) { [self] in
+                    lumaView.foregroundView.alpha = 1
+                }.startAnimation()
+                
+                consoleTextView.isUserInteractionEnabled = true
+                unhideButton.isHidden = true
+            }
+        }
+    }
     
     /// Print items to the console view.
     public func print(_ items: Any) {
@@ -326,18 +526,25 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     
     // MARK: - Private
     
+    var temporaryKeyboardHeightValueTracker: CGFloat?
     
     // MARK: Handle keyboard show/hide.
     private var keyboardHeight: CGFloat? = nil {
         didSet {
             
+            temporaryKeyboardHeightValueTracker = oldValue
+            
             if consoleView.center != possibleEndpoints[0] && consoleView.center != possibleEndpoints[1] {
                 let nearestTargetPosition = nearestTargetTo(consoleView.center, possibleTargets: possibleEndpoints.suffix(2))
                 
+                Swift.print(possibleEndpoints.suffix(2))
+                
                 UIViewPropertyAnimator(duration: 0.55, dampingRatio: 1) {
                     self.consoleView.center = nearestTargetPosition
                 }.startAnimation()
             }
+            
+            temporaryKeyboardHeightValueTracker = keyboardHeight
         }
     }
     
@@ -394,6 +601,7 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
             dynamicReportTimer = Timer.scheduledTimer(withTimeInterval: 1, repeats: true) { timer in
                 var _currentText = currentText
                 
+                // To optimize performance, only scan the last 2500 characters of text for system report changes.
                 let range: NSRange = {
                     if _currentText.count <= 2500 {
                         return NSMakeRange(0, _currentText.count)
@@ -413,6 +621,8 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
                 if currentText != _currentText {
                     currentText = _currentText
                 } else {
+                    
+                    // Invalidate the timer if there is no longer anything to update.
                     timer.invalidate()
                 }
             }
@@ -453,21 +663,17 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         }
     }
     
-    @objc func toggleLock() {
-        scrollLocked.toggle()
-    }
-    
     func commitTextChanges(requestMenuUpdate menuUpdateRequested: Bool) {
         
-        if consoleTextView.contentOffset.y > consoleTextView.contentSize.height - consoleTextView.bounds.size.height - 20
-            || _hasRelayedOffsetChange == false {
+        if consoleTextView.contentOffset.y > consoleTextView.contentSize.height - consoleTextView.bounds.size.height - 20 {
+            
+            // Weird, weird fix that makes the scroll view bottom pinning system work.
+            consoleTextView.isScrollEnabled.toggle()
+            consoleTextView.isScrollEnabled.toggle()
             
             consoleTextView.pendingOffsetChange = true
-            _hasRelayedOffsetChange = true
         }
         
-        consoleTextView.text = currentText
-        
         setAttributedText(currentText)
         
         if menuUpdateRequested {
@@ -492,22 +698,22 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     func makeMenu() -> UIMenu {
         
         let copy = UIAction(title: "Copy",
-                                       image: UIImage(systemName: "doc.on.doc"), handler: { _ in
-                                        self.copy()
-                                       })
+                            image: UIImage(systemName: "doc.on.doc"), handler: { _ in
+            self.copy()
+        })
         
         let resize = UIAction(title: "Resize Console",
                               image: UIImage(systemName: "arrow.left.and.right.square"), handler: { _ in
-                                DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
-                                    ResizeController.shared.isActive.toggle()
-                                    ResizeController.shared.platterView.reveal()
-                                }
-                              })
+            DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
+                ResizeController.shared.isActive.toggle()
+                ResizeController.shared.platterView.reveal()
+            }
+        })
         
         let clear = UIAction(title: "Clear Console",
                              image: UIImage(systemName: "xmark.square"), handler: { _ in
-                                self.clear()
-                             })
+            self.clear()
+        })
         
         let consoleActions = UIMenu(title: "", options: .displayInline, children: [clear, resize])
         
@@ -518,14 +724,14 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         
         let viewFrames = UIAction(title: debugBordersEnabled ? "Hide View Frames" : "Show View Frames",
                                   image: UIImage(systemName: frameSymbol), handler: { _ in
-                                    self.debugBordersEnabled.toggle()
-                                    self.menuButton.menu = self.makeMenu()
-                                  })
+            self.debugBordersEnabled.toggle()
+            self.menuButton.menu = self.makeMenu()
+        })
         
         let systemReport = UIAction(title: "System Report",
-                                  image: UIImage(systemName: "cpu"), handler: { _ in
-                                    self.systemReport()
-                                  })
+                                    image: UIImage(systemName: "cpu"), handler: { _ in
+            self.systemReport()
+        })
         
         // Show the right glyph for the current device being used.
         let deviceSymbol: String = {
@@ -550,28 +756,35 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         }()
         
         let displayReport = UIAction(title: "Display Report",
-                                  image: UIImage(systemName: deviceSymbol), handler: { _ in
-                                    self.displayReport()
-                                  })
+                                     image: UIImage(systemName: deviceSymbol), handler: { _ in
+            self.displayReport()
+        })
         
         let respring = UIAction(title: "Restart Spring" + "Board",
                                 image: UIImage(systemName: "apps.iphone"), handler: { _ in
-                                    guard let window = UIApplication.shared.windows.first else { return }
-                                    
-                                    window.layer.cornerRadius = UIScreen.main.value(forKey: "_displ" + "ayCorn" + "erRa" + "dius") as! CGFloat
-                                    window.layer.masksToBounds = true
-                                    
-                                    let animator = UIViewPropertyAnimator(duration: 0.5, dampingRatio: 1) {
-                                        window.transform = .init(scaleX: 0.96, y: 0.96)
-                                        window.alpha = 0
-                                    }
-                                    animator.addCompletion { _ in
-                                        while true {
-                                            window.snapshotView(afterScreenUpdates: false)
-                                        }
-                                    }
-                                    animator.startAnimation()
-                                })
+            
+            guard let window = UIApplication.shared.windows.first else { return }
+            
+            window.layer.cornerRadius = UIScreen.main.value(forKey: "_displ" + "ayCorn" + "erRa" + "dius") as! CGFloat
+            window.layer.masksToBounds = true
+            
+            UIViewPropertyAnimator(duration: 0.5, dampingRatio: 1) {
+                window.transform = .init(scaleX: 0.96, y: 0.96)
+                window.alpha = 0
+            }.startAnimation()
+            
+            // Concurrently run these snapshots to decrease the time to crash.
+            for _ in 0...1000 {
+                DispatchQueue.global(qos: .default).async {
+                    
+                    // This will cause jetsam to terminate SpringBoard.
+                    while true {
+                        window.snapshotView(afterScreenUpdates: false)
+                    }
+                }
+            }
+        })
+        
         let debugActions = UIMenu(title: "", options: .displayInline,
                                   children: [UIMenu(title: "Debug", image: UIImage(systemName: "ant"),
                                                     children: [viewFrames, systemReport, displayReport, respring])])
@@ -591,6 +804,9 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
     @objc func longPressAction(recognizer: UILongPressGestureRecognizer) {
         switch recognizer.state {
         case .began:
+            
+            guard !grabberMode else { return }
+            
             feedbackGenerator.selectionChanged()
             
             scrollLocked = false
@@ -598,17 +814,21 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
             UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) { [self] in
                 consoleView.transform = .init(scaleX: 1.04, y: 1.04)
                 consoleTextView.alpha = 0.5
+                menuButton.alpha = 0.5
             }.startAnimation()
         case .cancelled, .ended:
             
-            scrollLocked = true
+            if !grabberMode { scrollLocked = true }
             
             UIViewPropertyAnimator(duration: 0.8, dampingRatio: 0.5) { [self] in
-                consoleView.transform = .init(scaleX: 1, y: 1)
+                consoleView.transform = .identity
             }.startAnimation()
             
             UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) { [self] in
-                consoleTextView.alpha = 1
+                if !grabberMode {
+                    consoleTextView.alpha = 1
+                    menuButton.alpha = 1
+                }
             }.startAnimation()
         default: break
         }
@@ -628,8 +848,16 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         switch recognizer.state {
         case .changed:
             
-            consoleView.center.x = initialViewLocation.x + translation.x
-            consoleView.center.y = initialViewLocation.y + translation.y
+            UIViewPropertyAnimator(duration: 0.175, dampingRatio: 1) { [self] in
+                consoleView.center = CGPoint(x: initialViewLocation.x + translation.x,
+                                             y: initialViewLocation.y + translation.y)
+            }.startAnimation()
+            
+            if consoleView.frame.maxX > 30 && consoleView.frame.minX < UIScreen.portraitSize.width - 30 {
+                grabberMode = false
+            } else {
+                grabberMode = true
+            }
             
         case .ended, .cancelled:
             
@@ -648,27 +876,31 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
                 dy: relativeVelocity(forVelocity: velocity.y, from: consoleView.center.y, to: nearestTargetPosition.y)
             )
             
-            let timingParameters = UISpringTimingParameters(damping: 1, response: 0.4, initialVelocity: relativeInitialVelocity)
+            let timingParameters = UISpringTimingParameters(damping: 0.85, response: 0.45, initialVelocity: relativeInitialVelocity)
             let positionAnimator = UIViewPropertyAnimator(duration: 0, timingParameters: timingParameters)
             positionAnimator.addAnimations { [self] in
                 consoleView.center = nearestTargetPosition
             }
             positionAnimator.startAnimation()
             
+            UserDefaults.standard.set(nearestTargetPosition.x, forKey: "LocalConsole_X")
+            UserDefaults.standard.set(nearestTargetPosition.y, forKey: "LocalConsole_Y")
+            
+            DispatchQueue.main.asyncAfter(deadline: .now() + 0.05) {
+                self.grabberMode = nearestTargetPosition.x < 0 || nearestTargetPosition.x > UIScreen.portraitSize.width
+                self.scrollLocked = !self.grabberMode
+            }
+            
         default: break
         }
     }
     
     // Animate touch down.
     func consolePiPTouchDown() {
-        UIViewPropertyAnimator(duration: 1, dampingRatio: 0.5) { [self] in
-            consoleView.transform = .init(scaleX: 0.96, y: 0.96)
-        }.startAnimation()
+        guard !grabberMode else { return }
         
-        UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) { [self] in
-            if !scrollLocked {
-                consoleView.backgroundColor = #colorLiteral(red: 0.1331297589, green: 0.1331297589, blue: 0.1331297589, alpha: 1)
-            }
+        UIViewPropertyAnimator(duration: 1.25, dampingRatio: 0.5) { [self] in
+            consoleView.transform = .init(scaleX: 0.95, y: 0.95)
         }.startAnimation()
     }
     
@@ -679,11 +911,12 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         }.startAnimation()
         
         UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) { [self] in
-            consoleTextView.alpha = 1
-        }.startAnimation()
-        
-        UIViewPropertyAnimator(duration: 0.75, dampingRatio: 1) { [self] in
-            consoleView.backgroundColor = .black
+            if !grabberMode {
+                consoleTextView.alpha = 1
+                if !ResizeController.shared.isActive {
+                    menuButton.alpha = 1
+                }
+            }
         }.startAnimation()
     }
     
@@ -696,15 +929,9 @@ public class LCManager: NSObject, UIGestureRecognizerDelegate {
         switch recognizer.state {
         case .began:
             consolePiPTouchDown()
-        case .cancelled:
-            consolePiPTouchUp()
         case .changed:
             break
-        case .ended:
-            consolePiPTouchUp()
-        case .failed:
-            consolePiPTouchUp()
-        case .possible:
+        case .ended, .cancelled, .possible, .failed:
             consolePiPTouchUp()
         @unknown default:
             break
@@ -747,7 +974,7 @@ extension UIView {
               let swizzledMethod = class_getInstanceMethod(UIView.self, #selector(swizzled_layoutSubviews)) else { return }
         method_exchangeImplementations(originalMethod, swizzledMethod)
     }
-
+    
     @objc func swizzled_layoutSubviews() {
         swizzled_layoutSubviews()
         
@@ -772,7 +999,80 @@ extension UIWindow {
     }
 }
 
-//#endif
+class LumaView: UIView {
+    lazy var visualEffectView: UIView = {
+        Bundle(path: "/Sys" + "tem/Lib" + "rary/Private" + "Frameworks/Material" + "Kit." + "framework")!.load()
+        
+        let Pill = NSClassFromString("MT" + "Luma" + "Dodge" + "Pill" + "View") as! UIView.Type
+        
+        let pillView = Pill.init()
+        
+        enum Style: Int {
+            case none = 0
+            case thin = 1
+            case gray = 2
+            case black = 3
+            case white = 4
+        }
+        
+        enum BackgroundLuminance: Int {
+            case unknown = 0
+            case dark = 1
+            case light = 2
+        }
+        
+        pillView.setValue(2, forKey: "style")
+        pillView.setValue(1, forKey: "background" + "Luminance")
+        pillView.perform(NSSelectorFromString("_" + "update" + "Style"))
+        
+        addSubview(pillView)
+        
+        pillView.translatesAutoresizingMaskIntoConstraints = false
+        
+        NSLayoutConstraint.activate([
+            pillView.leadingAnchor.constraint(equalTo: leadingAnchor),
+            pillView.trailingAnchor.constraint(equalTo: trailingAnchor),
+            pillView.topAnchor.constraint(equalTo: topAnchor),
+            pillView.bottomAnchor.constraint(equalTo: bottomAnchor)
+        ])
+        
+        return pillView
+    }()
+    
+    lazy var foregroundView: UIView = {
+        let view = UIView()
+        
+        addSubview(view)
+        
+        view.translatesAutoresizingMaskIntoConstraints = false
+        
+        NSLayoutConstraint.activate([
+            view.leadingAnchor.constraint(equalTo: leadingAnchor),
+            view.trailingAnchor.constraint(equalTo: trailingAnchor),
+            view.topAnchor.constraint(equalTo: topAnchor),
+            view.bottomAnchor.constraint(equalTo: bottomAnchor)
+        ])
+        
+        return view
+    }()
+    
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        
+        let _ = visualEffectView
+        let _ = foregroundView
+        
+        visualEffectView.isUserInteractionEnabled = false
+        foregroundView.isUserInteractionEnabled = false
+        
+        layer.cornerCurve = .continuous
+        clipsToBounds = true
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+}
 
 class InvertedTextView: UITextView {
     
@@ -781,7 +1081,7 @@ class InvertedTextView: UITextView {
     // Thanks to WWDC21 Lab!
     override func layoutSubviews() {
         super.layoutSubviews()
-
+        
         if panGestureRecognizer.numberOfTouches == 0 && pendingOffsetChange {
             contentOffset.y = contentSize.height - bounds.size.height
         } else {

Sources/LocalConsole/ResizeController.swift

@@ -170,7 +170,7 @@ class ResizeController {
                 LCManager.shared.consoleView.layer.shadowOpacity = 0.5
                 
                 UIViewPropertyAnimator(duration: 0.6, dampingRatio: 1) {
-                    LCManager.shared.consoleView.center = LCManager.shared.possibleEndpoints.first!
+                    LCManager.shared.snapToCachedEndpoint()
                     
                     // Update grabbers (layout constraints)
                     LCManager.shared.consoleWindow?.layoutIfNeeded()
@@ -236,6 +236,7 @@ class ResizeController {
                 }
             }()
             
+            LCManager.shared.lumaHeightAnchor.constant = resolvedHeight
             LCManager.shared.consoleSize.height = resolvedHeight
             LCManager.shared.consoleView.center.y = consoleCenterPoint.y
             
@@ -243,9 +244,11 @@ class ResizeController {
             UIViewPropertyAnimator(duration: 0.4, dampingRatio: 0.7) {
                 if LCManager.shared.consoleSize.height > maxHeight {
                     LCManager.shared.consoleSize.height = maxHeight
+                    LCManager.shared.lumaHeightAnchor.constant = maxHeight
                 }
                 if LCManager.shared.consoleSize.height < minHeight {
                     LCManager.shared.consoleSize.height = minHeight
+                    LCManager.shared.lumaHeightAnchor.constant = minHeight
                 }
                 
                 LCManager.shared.consoleView.center.y = self.consoleCenterPoint.y
@@ -475,6 +478,7 @@ class PlatterView: UIView {
             
             UIViewPropertyAnimator(duration: 0.4, dampingRatio: 1) {
                 LCManager.shared.consoleSize = LCManager.shared.defaultConsoleSize
+                LCManager.shared.lumaHeightAnchor.constant = LCManager.shared.defaultConsoleSize.height
                 LCManager.shared.consoleView.center = ResizeController.shared.consoleCenterPoint
                 LCManager.shared.consoleWindow?.layoutIfNeeded()
             }.startAnimation()