Autorepeat

Blink/SmarterKeys/KBView.swift

@@ -41,6 +41,11 @@ class KBView: UIView {
   private let _scrollViewRightBorder = UIView()
   private let _indicatorLeft = UIView()
   private let _indicatorRight = UIView()
+  private var _timer: Timer? = nil
+  private var _repeatingKeyView: KBKeyView? = nil
+
+  var repeatingSequence: String? = nil
+
   var safeBarWidth: CGFloat = 0
   var kbDevice: KBDevice = .detect() {
     didSet {
@@ -272,6 +277,36 @@ class KBView: UIView {
     }
     _untrackedModifiersSet = _onModifiersSet
   }
+
+  func _startTimer(with view: KBKeyView) {
+    _repeatingKeyView = view
+    _timer?.invalidate()
+    keyViewTriggered(keyView: view, value: view.currentValue)
+    weak var weakSelf = self
+    _timer = Timer.scheduledTimer(withTimeInterval: 0.5, repeats: false) { _ in
+      weakSelf?._continueTimer(interval: 0.1)
+    }
+  }
+
+  func _continueTimer(interval: TimeInterval) {
+    let repeatingKeyView = _repeatingKeyView
+    _timer?.invalidate()
+    _timer = Timer.scheduledTimer(withTimeInterval: interval, repeats: true) { _ in
+      guard let view = repeatingKeyView
+      else {
+        return
+      }
+
+      view.key.sound.playIfPossible()
+      view.keyDelegate.keyViewTriggered(keyView: view, value: view.currentValue)
+    }
+  }
+
+  func stopRepeats() {
+    _timer?.invalidate()
+    _timer = nil
+    _repeatingKeyView = nil
+  }
 }
 
 extension KBView: UIScrollViewDelegate {
@@ -281,20 +316,28 @@ extension KBView: UIScrollViewDelegate {
 }
 
 extension KBView: KBKeyViewDelegate {
-  func keyViewAskedToCancecScroll(keyView: KBKeyView) {
+
+  func keyViewAskedToCancelScroll(keyView: KBKeyView) {
     _scrollView.panGestureRecognizer.dropTouches()
   }
 
   func keyViewOn(keyView: KBKeyView, value: KBKeyValue) {
+    stopRepeats()
+
     _toggleModifier(kbKeyValue: value, value: true)
     if value.isModifier {
       _onModifiersSet.insert(keyView)
     }
+    if (keyView.shouldAutoRepeat) {
+      _startTimer(with: keyView)
+    }
   }
 
+
   func keyViewOff(keyView: KBKeyView, value: KBKeyValue) {
     _toggleModifier(kbKeyValue: value, value: false)
     _onModifiersSet.remove(keyView)
+    stopRepeats()
   }
 
   func keyViewCanGoOff(keyView: KBKeyView, value: KBKeyValue) -> Bool {
@@ -329,9 +372,14 @@ extension KBView: KBKeyViewDelegate {
     if value.isModifier {
       return
     }
+    if keyView !== _repeatingKeyView {
+      stopRepeats()
+    }
 
     if let sequence = value.sequence {
+      repeatingSequence = sequence
       keyInput?.insertText(sequence)
+      repeatingSequence = nil
     }
 
     turnOffUntracked()
@@ -340,6 +388,9 @@ extension KBView: KBKeyViewDelegate {
   func keyViewCancelled(keyView: KBKeyView) {
     _untrackedModifiersSet.remove(keyView)
     _onModifiersSet.remove(keyView)
+    if keyView === _repeatingKeyView {
+      stopRepeats()
+    }
   }
 
   func keyViewTouchesBegin(keyView: KBKeyView, touches: Set<UITouch>) {

Blink/SmarterKeys/KeyViews/KBKeyView.swift

@@ -32,7 +32,7 @@
 import UIKit
 
 protocol KBKeyViewDelegate: class {
-  func keyViewAskedToCancecScroll(keyView: KBKeyView)
+  func keyViewAskedToCancelScroll(keyView: KBKeyView)
 
   func keyViewOn(keyView: KBKeyView, value: KBKeyValue)
   func keyViewOff(keyView: KBKeyView, value: KBKeyValue)
@@ -47,6 +47,9 @@ protocol KBKeyViewDelegate: class {
 class KBKeyView: UIView {
   let key: KBKey
   private(set) var trackingTouch: UITouch? = nil
+
+  open var shouldAutoRepeat: Bool { false }
+
   var isTracking: Bool {
     if let touch = trackingTouch {
       return touch.phase != .ended && touch.phase != .cancelled

Blink/SmarterKeys/KeyViews/KBKeyViewSymbol.swift

@@ -70,10 +70,6 @@ class KBKeyViewSymbol: KBKeyView {
       self.backgroundColor = .white
       _imageView.tintColor = UIColor.darkText
     }
-
-    if key.shape.primaryValue == .esc {
-      keyDelegate.keyViewTriggered(keyView: self, value: key.shape.primaryValue)
-    }
   }
 
   override func touchesEnded(_ touches: Set<UITouch>, with event: UIEvent?) {
@@ -91,12 +87,20 @@ class KBKeyViewSymbol: KBKeyView {
       return
     }
 
-    if key.shape.primaryValue != .esc {
+    if !shouldAutoRepeat {
       keyDelegate.keyViewTriggered(keyView: self, value: key.shape.primaryValue)
     }
     super.touchesEnded(touches, with: event)
   }
 
+  override var shouldAutoRepeat: Bool {
+    switch key.shape.primaryValue {
+    case .esc, .left, .right, .up, .down, .tab:
+      return true
+    default: return super.shouldAutoRepeat
+    }
+  }
+
   override func turnOff() {
     super.turnOff()
     _imageView.tintColor = UIColor.label

Blink/SmarterKeys/KeyViews/KBKeyViewTriangle.swift

@@ -175,7 +175,7 @@ class KBKeyViewTriangle: KBKeyView {
 
     debugPrint(_progressV)
     if _progressV > 0.03 {
-      keyDelegate.keyViewAskedToCancecScroll(keyView: self)
+      keyDelegate.keyViewAskedToCancelScroll(keyView: self)
     }
 
     CATransaction.begin()

Blink/SmarterKeys/KeyViews/KBKeyViewVertical2.swift

@@ -149,7 +149,7 @@ class KBKeyViewVertical2: KBKeyView {
     _progress = dy / completeDY
 
     if _progress > 0.15 {
-      keyDelegate.keyViewAskedToCancecScroll(keyView: self)
+      keyDelegate.keyViewAskedToCancelScroll(keyView: self)
     }
 
     CATransaction.begin()

Blink/SmarterKeys/SmarterTermInput.swift

@@ -257,6 +257,10 @@ class SmarterTermInput: TermInput {
   }
 
   override func insertText(_ text: String) {
+    if text != _kbView.repeatingSequence {
+      _kbView.stopRepeats()
+    }
+
     let traits = _kbView.traits
     if traits.contains(.cmdOn) && text.count == 1 {
       var flags = traits.modifierFlags