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//
// RNTrimmerView.swift
// RNVideoProcessing
//
import UIKit
import AVKit
@objc(RNTrimmerView)
class RNTrimmerView: RCTView, ICGVideoTrimmerDelegate {
var trimmerView: ICGVideoTrimmerView?
var asset: AVAsset!
var rect: CGRect = CGRect.zero
var mThemeColor = UIColor.clear
var bridge: RCTBridge!
@objc var onChange: RCTBubblingEventBlock?
@objc var onTrackerMove: RCTBubblingEventBlock?
var _minLength: CGFloat? = nil
var _maxLength: CGFloat? = nil
var _thumbWidth: CGFloat? = nil
var _trackerColor: UIColor = UIColor.clear
var _trackerHandleColor: UIColor = UIColor.clear
var _showTrackerHandle = false
@objc func setSource(_ val: NSString) {
source = val
}
@objc func setWidth(_ val: NSNumber) {
width = val
}
@objc func setHeight(_ val: NSNumber) {
height = val
}
@objc func setThemeColor(_ val: NSString) {
themeColor = val
}
@objc func setMinLength(_ val: NSNumber) {
minLength = val
}
@objc func setMaxLength(_ val: NSNumber) {
maxLength = val
}
@objc func setCurrentTime(_ val: NSNumber) {
currentTime = val
}
@objc func setTrackerColor(_ val: NSString) {
trackerColor = val
}
@objc func setThumbWidth(_ val: NSNumber) {
thumbWidth = val
}
@objc func setShowTrackerHandle(_ val: NSNumber) {
showTrackerHandle = val
}
@objc func setTrackerHandleColor(_ val: NSString) {
trackerHandleColor = val
}
var source: NSString? {
set {
setSource(source: newValue)
}
get {
return nil
}
}
var showTrackerHandle: NSNumber? {
set {
if newValue == nil {
return
}
let _nVal = newValue! == 1 ? true : false
if _showTrackerHandle != _nVal {
print("CHANGED: showTrackerHandle \(newValue!)");
_showTrackerHandle = _nVal
self.updateView()
}
}
get {
return nil
}
}
var trackerHandleColor: NSString? {
set {
if newValue != nil {
let color = NumberFormatter().number(from: newValue! as String)
let formattedColor = RCTConvert.uiColor(color)
if formattedColor != nil {
print("CHANGED: trackerHandleColor: \(newValue!)")
self._trackerHandleColor = formattedColor!
self.updateView();
}
}
}
get {
return nil
}
}
var height: NSNumber? {
set {
self.rect.size.height = RCTConvert.cgFloat(newValue) + 40
self.updateView()
}
get {
return nil
}
}
var width: NSNumber? {
set {
self.rect.size.width = RCTConvert.cgFloat(newValue)
self.updateView()
}
get {
return nil
}
}
var themeColor: NSString? {
set {
if newValue != nil {
let color = NumberFormatter().number(from: newValue! as String)
self.mThemeColor = RCTConvert.uiColor(color)
self.updateView()
}
}
get {
return nil
}
}
var maxLength: NSNumber? {
set {
if newValue != nil {
self._maxLength = RCTConvert.cgFloat(newValue!)
self.updateView()
}
}
get {
return nil
}
}
var minLength: NSNumber? {
set {
if newValue != nil {
self._minLength = RCTConvert.cgFloat(newValue!)
self.updateView()
}
}
get {
return nil
}
}
var thumbWidth: NSNumber? {
set {
if newValue != nil {
self._thumbWidth = RCTConvert.cgFloat(newValue!)
self.updateView()
}
}
get {
return nil
}
}
var currentTime: NSNumber? {
set {
print("CHANGED: [TrimmerView]: currentTime: \(newValue)")
if newValue != nil && self.trimmerView != nil {
let convertedValue = newValue as! CGFloat
self.trimmerView?.seek(toTime: convertedValue)
// self.trimmerView
}
}
get {
return nil
}
}
var trackerColor: NSString? {
set {
if newValue == nil {
return
}
print("CHANGED: trackerColor \(newValue!)")
let color = NumberFormatter().number(from: newValue! as String)
let formattedColor = RCTConvert.uiColor(color)
if formattedColor != nil {
self._trackerColor = formattedColor!
self.updateView()
}
}
get {
return nil
}
}
func updateView() {
self.frame = rect
if trimmerView != nil {
trimmerView!.frame = rect
trimmerView!.themeColor = self.mThemeColor
trimmerView!.trackerColor = self._trackerColor
trimmerView!.trackerHandleColor = self._trackerHandleColor
trimmerView!.showTrackerHandle = self._showTrackerHandle
trimmerView!.maxLength = _maxLength == nil ? CGFloat(self.asset.duration.seconds) : _maxLength!
self.frame = CGRect(x: rect.origin.x, y: rect.origin.y, width: rect.size.width, height: rect.size.height + 20)
if _minLength != nil {
trimmerView!.minLength = _minLength!
}
if _thumbWidth != nil {
trimmerView!.thumbWidth = _thumbWidth!
}
self.trimmerView!.resetSubviews()
// Timer.scheduledTimer(timeInterval: 0.5, target: self, selector: #selector(self.updateTrimmer), userInfo: nil, repeats: false)
}
}
func updateTrimmer() {
self.trimmerView!.resetSubviews()
}
func setSource(source: NSString?) {
if source != nil {
let pathToSource = NSURL(string: source! as String)
self.asset = AVURLAsset(url: pathToSource! as URL, options: nil)
trimmerView = ICGVideoTrimmerView(frame: rect, asset: self.asset)
trimmerView!.showsRulerView = false
trimmerView!.hideTracker(false)
trimmerView!.delegate = self
trimmerView!.trackerColor = self._trackerColor
self.addSubview(trimmerView!)
self.updateView()
}
}
init(frame: CGRect, bridge: RCTBridge) {
super.init(frame: frame)
self.bridge = bridge
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func onTrimmerPositionChange(startTime: CGFloat, endTime: CGFloat) {
if self.onChange != nil {
let event = ["startTime": startTime, "endTime": endTime]
self.onChange!(event)
}
}
func trimmerView(_ trimmerView: ICGVideoTrimmerView, didChangeLeftPosition startTime: CGFloat, rightPosition endTime: CGFloat) {
onTrimmerPositionChange(startTime: startTime, endTime: endTime)
}
public func trimmerView(_ trimmerView: ICGVideoTrimmerView, currentPosition currentTime: CGFloat) {
print("current", currentTime)
if onTrackerMove == nil {
return
}
let event = ["currentTime": currentTime]
self.onTrackerMove!(event)
}
}
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