mirror of https://github.com/oxen-io/session-ios
RyanZhao
3 years ago
committed by
GitHub
commit
38fc71f54a
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// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import WebRTC
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import Foundation
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// MARK: RemoteVideoView
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class RemoteVideoView: RTCMTLVideoView {
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override func renderFrame(_ frame: RTCVideoFrame?) {
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super.renderFrame(frame)
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guard let frame = frame else { return }
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DispatchMainThreadSafe {
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let frameRatio = Double(frame.height) / Double(frame.width)
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let frameRotation = frame.rotation
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let deviceRotation = UIDevice.current.orientation
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var rotationOverride: RTCVideoRotation? = nil
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switch deviceRotation {
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case .portrait, .portraitUpsideDown:
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// We don't have to do anything, the renderer will automatically make sure it's right-side-up.
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break
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case .landscapeLeft:
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switch frameRotation {
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case RTCVideoRotation._0: rotationOverride = RTCVideoRotation._90 // Landscape left
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case RTCVideoRotation._90: rotationOverride = RTCVideoRotation._180 // Portrait
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case RTCVideoRotation._180: rotationOverride = RTCVideoRotation._270 // Landscape right
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case RTCVideoRotation._270: rotationOverride = RTCVideoRotation._0 // Portrait upside-down
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default: break
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}
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case .landscapeRight:
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switch frameRotation {
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case RTCVideoRotation._0: rotationOverride = RTCVideoRotation._270 // Landscape left
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case RTCVideoRotation._90: rotationOverride = RTCVideoRotation._0 // Portrait
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case RTCVideoRotation._180: rotationOverride = RTCVideoRotation._90 // Landscape right
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case RTCVideoRotation._270: rotationOverride = RTCVideoRotation._180 // Portrait upside-down
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default: break
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}
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default:
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// Do nothing if we're face down, up, etc.
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// Assume we're already setup for the correct orientation.
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break
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}
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if let rotationOverride = rotationOverride {
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self.rotationOverride = NSNumber(value: rotationOverride.rawValue)
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if [ RTCVideoRotation._0, RTCVideoRotation._180 ].contains(rotationOverride) {
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self.videoContentMode = .scaleAspectFill
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} else {
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self.videoContentMode = .scaleAspectFit
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}
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} else {
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self.rotationOverride = nil
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if [ RTCVideoRotation._0, RTCVideoRotation._180 ].contains(frameRotation) {
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self.videoContentMode = .scaleAspectFill
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} else {
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self.videoContentMode = .scaleAspectFit
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}
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}
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// if not a mobile ratio, always use .scaleAspectFit
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if frameRatio < 1.5 {
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self.videoContentMode = .scaleAspectFit
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}
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}
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}
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}
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// MARK: LocalVideoView
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class LocalVideoView: RTCMTLVideoView {
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static let width: CGFloat = 80
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static let height: CGFloat = 173
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override func renderFrame(_ frame: RTCVideoFrame?) {
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super.renderFrame(frame)
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DispatchMainThreadSafe {
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// This is a workaround for a weird issue that
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// sometimes the rotationOverride is not working
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// if it is only set once on initialization
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self.rotationOverride = NSNumber(value: RTCVideoRotation._0.rawValue)
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self.videoContentMode = .scaleAspectFill
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}
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}
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}
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@ -0,0 +1,40 @@
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// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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extension UIView {
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func makeViewDraggable() {
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let panGestureRecognizer = UIPanGestureRecognizer(target: self, action: #selector(handlePan))
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addGestureRecognizer(panGestureRecognizer)
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}
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@objc private func handlePan(_ gesture: UIPanGestureRecognizer) {
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let location = gesture.location(in: self.superview!)
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if let draggedView = gesture.view {
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draggedView.center = location
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if gesture.state == .ended {
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if draggedView.frame.midX >= self.superview!.layer.frame.width / 2 {
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UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 1, initialSpringVelocity: 1, options: .curveEaseIn, animations: {
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draggedView.center.x = self.superview!.layer.frame.width - draggedView.width() / 2
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}, completion: nil)
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}else{
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UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 1, initialSpringVelocity: 1, options: .curveEaseIn, animations: {
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draggedView.center.x = draggedView.width() / 2
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}, completion: nil)
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}
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let topMargin = UIApplication.shared.keyWindow!.safeAreaInsets.top + Values.veryLargeSpacing
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if draggedView.frame.minY <= topMargin {
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UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 1, initialSpringVelocity: 1, options: .curveEaseIn, animations: {
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draggedView.center.y = topMargin + draggedView.height() / 2
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}, completion: nil)
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}
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let bottomMargin = UIApplication.shared.keyWindow!.safeAreaInsets.bottom
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if draggedView.frame.maxY >= self.superview!.layer.frame.height {
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UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 1, initialSpringVelocity: 1, options: .curveEaseIn, animations: {
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draggedView.center.y = self.superview!.layer.frame.height - draggedView.height() / 2 - bottomMargin
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}, completion: nil)
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}
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}
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}
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}
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}
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