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Flash Toggle Slider Update Bug Fix #2

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Flash Toggle Slider Update Bug Fix #2

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13 changes: 8 additions & 5 deletions ImageLab/ViewController.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@ class ViewController: UIViewController {
let pinchFilterIndex = 2
var detector:CIDetector! = nil
let bridge = OpenCVBridge()
var isFlashOn:Bool = false

//MARK: Outlets in view
@IBOutlet weak var flashSlider: UISlider!
Expand Down Expand Up @@ -134,12 +135,12 @@ class ViewController: UIViewController {

//MARK: Convenience Methods for UI Flash and Camera Toggle
@IBAction func flash(_ sender: AnyObject) {
if(self.videoManager.toggleFlash()){
self.flashSlider.value = 1.0
}
else{
self.flashSlider.value = 0.0
// Toggle Flash. If Overheated, Toggle Will Not Change State
if(!self.videoManager.toggleFlash()){
isFlashOn.toggle()
}
// Update Slider Value
self.flashSlider.value = isFlashOn ? 1.0 : 0.0
}

@IBAction func switchCamera(_ sender: AnyObject) {
Expand All @@ -148,12 +149,14 @@ class ViewController: UIViewController {

@IBAction func setFlashLevel(_ sender: UISlider) {
if(sender.value>0.0){
isFlashOn = true
let val = self.videoManager.turnOnFlashwithLevel(sender.value)
if val {
print("Flash return, no errors.")
}
}
else if(sender.value==0.0){
isFlashOn = false
self.videoManager.turnOffFlash()
}
}
Expand Down