yattee/Shared/Player/PlayerDragGesture.swift

121 lines
4.0 KiB
Swift
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import Defaults
import SwiftUI
extension VideoPlayerView {
var playerDragGesture: some Gesture {
DragGesture(minimumDistance: 30, coordinateSpace: .global)
#if os(iOS)
.updating($dragGestureOffset) { value, state, _ in
guard isVerticalDrag else { return }
var translation = value.translation
translation.height = max(0, translation.height)
state = translation
}
#endif
.updating($dragGestureState) { _, state, _ in
state = true
}
.onChanged { value in
guard player.presentingPlayer,
!controlsOverlayModel.presenting,
dragGestureState else { return }
if player.controls.presentingControls, !player.musicMode {
player.controls.presentingControls = false
}
if player.musicMode {
player.backend.stopControlsUpdates()
}
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let verticalDrag = value.translation.height
let horizontalDrag = value.translation.width
#if os(iOS)
if viewDragOffset > 0, !isVerticalDrag {
isVerticalDrag = true
}
#endif
if !isVerticalDrag,
horizontalPlayerGestureEnabled,
abs(horizontalDrag) > seekGestureSensitivity,
!isHorizontalDrag,
player.activeBackend == .mpv || !avPlayerUsesSystemControls
{
isHorizontalDrag = true
player.seek.onSeekGestureStart()
viewDragOffset = 0
}
if horizontalPlayerGestureEnabled, isHorizontalDrag {
player.seek.updateCurrentTime {
let time = player.backend.playerItemDuration?.seconds ?? 0
if player.seek.gestureStart.isNil {
player.seek.gestureStart = time
}
let timeSeek = (time / player.playerSize.width) * horizontalDrag * seekGestureSpeed
player.seek.gestureSeek = timeSeek
}
return
}
guard verticalDrag > 0 else { return }
viewDragOffset = verticalDrag
if verticalDrag > 60,
player.playingFullScreen
{
player.exitFullScreen(showControls: false)
#if os(iOS)
if Constants.isIPhone {
Orientation.lockOrientation(.allButUpsideDown, andRotateTo: .portrait)
}
#endif
}
}
.onEnded { _ in
onPlayerDragGestureEnded()
}
}
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func onPlayerDragGestureEnded() {
if horizontalPlayerGestureEnabled, isHorizontalDrag {
isHorizontalDrag = false
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player.seek.onSeekGestureEnd()
}
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if viewDragOffset > 60,
player.playingFullScreen
{
#if os(iOS)
player.lockedOrientation = nil
#endif
player.exitFullScreen(showControls: false)
viewDragOffset = 0
return
}
isVerticalDrag = false
guard player.presentingPlayer,
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!controlsOverlayModel.presenting else { return }
if viewDragOffset > 100 {
withAnimation(Constants.overlayAnimation) {
viewDragOffset = Self.hiddenOffset
}
} else {
withAnimation(Constants.overlayAnimation) {
viewDragOffset = 0
}
player.backend.setNeedsDrawing(true)
player.show()
if player.musicMode {
player.backend.startControlsUpdates()
}
}
}
}