NewPipe/app/src/main/java/org/schabi/newpipe/player/event/BasePlayerGestureListener.kt

521 lines
17 KiB
Kotlin

package org.schabi.newpipe.player.event
import android.content.Context
import android.os.Handler
import android.util.Log
import android.view.GestureDetector
import android.view.MotionEvent
import android.view.View
import android.view.ViewConfiguration
import org.schabi.newpipe.ktx.animate
import org.schabi.newpipe.player.MainPlayer
import org.schabi.newpipe.player.Player
import org.schabi.newpipe.player.helper.PlayerHelper
import org.schabi.newpipe.player.helper.PlayerHelper.savePopupPositionAndSizeToPrefs
import kotlin.math.abs
import kotlin.math.hypot
import kotlin.math.max
import kotlin.math.min
/**
* Base gesture handling for [Player]
*
* This class contains the logic for the player gestures like View preparations
* and provides some abstract methods to make it easier separating the logic from the UI.
*/
abstract class BasePlayerGestureListener(
@JvmField
protected val player: Player,
@JvmField
protected val service: MainPlayer
) : GestureDetector.SimpleOnGestureListener(), View.OnTouchListener {
// ///////////////////////////////////////////////////////////////////
// Abstract methods for VIDEO and POPUP
// ///////////////////////////////////////////////////////////////////
abstract fun onDoubleTap(event: MotionEvent, portion: DisplayPortion)
abstract fun onSingleTap(playerType: MainPlayer.PlayerType)
abstract fun onScroll(
playerType: MainPlayer.PlayerType,
portion: DisplayPortion,
initialEvent: MotionEvent,
movingEvent: MotionEvent,
distanceX: Float,
distanceY: Float
)
abstract fun onScrollEnd(playerType: MainPlayer.PlayerType, event: MotionEvent)
// ///////////////////////////////////////////////////////////////////
// Abstract methods for POPUP (exclusive)
// ///////////////////////////////////////////////////////////////////
abstract fun onPopupResizingStart()
abstract fun onPopupResizingEnd()
private var initialPopupX: Int = -1
private var initialPopupY: Int = -1
private var isMovingInMain = false
private var isMovingInPopup = false
private var isResizing = false
private val tossFlingVelocity = PlayerHelper.getTossFlingVelocity()
// [popup] initial coordinates and distance between fingers
private var initPointerDistance = -1.0
private var initFirstPointerX = -1f
private var initFirstPointerY = -1f
private var initSecPointerX = -1f
private var initSecPointerY = -1f
// ///////////////////////////////////////////////////////////////////
// onTouch implementation
// ///////////////////////////////////////////////////////////////////
override fun onTouch(v: View, event: MotionEvent): Boolean {
return if (player.popupPlayerSelected()) {
onTouchInPopup(v, event)
} else {
onTouchInMain(v, event)
}
}
private fun onTouchInMain(v: View, event: MotionEvent): Boolean {
player.gestureDetector.onTouchEvent(event)
if (event.action == MotionEvent.ACTION_UP && isMovingInMain) {
isMovingInMain = false
onScrollEnd(MainPlayer.PlayerType.VIDEO, event)
}
return when (event.action) {
MotionEvent.ACTION_DOWN, MotionEvent.ACTION_MOVE -> {
v.parent.requestDisallowInterceptTouchEvent(player.isFullscreen)
true
}
MotionEvent.ACTION_UP -> {
v.parent.requestDisallowInterceptTouchEvent(false)
false
}
else -> true
}
}
private fun onTouchInPopup(v: View, event: MotionEvent): Boolean {
player.gestureDetector.onTouchEvent(event)
if (event.pointerCount == 2 && !isMovingInPopup && !isResizing) {
if (DEBUG) {
Log.d(TAG, "onTouch() 2 finger pointer detected, enabling resizing.")
}
onPopupResizingStart()
// record coordinates of fingers
initFirstPointerX = event.getX(0)
initFirstPointerY = event.getY(0)
initSecPointerX = event.getX(1)
initSecPointerY = event.getY(1)
// record distance between fingers
initPointerDistance = hypot(
initFirstPointerX - initSecPointerX.toDouble(),
initFirstPointerY - initSecPointerY.toDouble()
)
isResizing = true
}
if (event.action == MotionEvent.ACTION_MOVE && !isMovingInPopup && isResizing) {
if (DEBUG) {
Log.d(
TAG,
"onTouch() ACTION_MOVE > v = [$v], e1.getRaw =" +
"[${event.rawX}, ${event.rawY}]"
)
}
return handleMultiDrag(event)
}
if (event.action == MotionEvent.ACTION_UP) {
if (DEBUG) {
Log.d(
TAG,
"onTouch() ACTION_UP > v = [$v], e1.getRaw =" +
" [${event.rawX}, ${event.rawY}]"
)
}
if (isMovingInPopup) {
isMovingInPopup = false
onScrollEnd(MainPlayer.PlayerType.POPUP, event)
}
if (isResizing) {
isResizing = false
initPointerDistance = (-1).toDouble()
initFirstPointerX = (-1).toFloat()
initFirstPointerY = (-1).toFloat()
initSecPointerX = (-1).toFloat()
initSecPointerY = (-1).toFloat()
onPopupResizingEnd()
player.changeState(player.currentState)
}
if (!player.isPopupClosing) {
savePopupPositionAndSizeToPrefs(player)
}
}
v.performClick()
return true
}
private fun handleMultiDrag(event: MotionEvent): Boolean {
if (initPointerDistance != -1.0 && event.pointerCount == 2) {
// get the movements of the fingers
val firstPointerMove = hypot(
event.getX(0) - initFirstPointerX.toDouble(),
event.getY(0) - initFirstPointerY.toDouble()
)
val secPointerMove = hypot(
event.getX(1) - initSecPointerX.toDouble(),
event.getY(1) - initSecPointerY.toDouble()
)
// minimum threshold beyond which pinch gesture will work
val minimumMove = ViewConfiguration.get(service).scaledTouchSlop
if (max(firstPointerMove, secPointerMove) > minimumMove) {
// calculate current distance between the pointers
val currentPointerDistance = hypot(
event.getX(0) - event.getX(1).toDouble(),
event.getY(0) - event.getY(1).toDouble()
)
val popupWidth = player.popupLayoutParams!!.width.toDouble()
// change co-ordinates of popup so the center stays at the same position
val newWidth = popupWidth * currentPointerDistance / initPointerDistance
initPointerDistance = currentPointerDistance
player.popupLayoutParams!!.x += ((popupWidth - newWidth) / 2.0).toInt()
player.checkPopupPositionBounds()
player.updateScreenSize()
player.changePopupSize(min(player.screenWidth.toDouble(), newWidth).toInt())
return true
}
}
return false
}
// ///////////////////////////////////////////////////////////////////
// Simple gestures
// ///////////////////////////////////////////////////////////////////
override fun onDown(e: MotionEvent): Boolean {
if (DEBUG)
Log.d(TAG, "onDown called with e = [$e]")
if (isDoubleTapping && isDoubleTapEnabled) {
doubleTapControls?.onDoubleTapProgressDown(getDisplayPortion(e))
return true
}
return if (player.popupPlayerSelected())
onDownInPopup(e)
else
true
}
private fun onDownInPopup(e: MotionEvent): Boolean {
// Fix popup position when the user touch it, it may have the wrong one
// because the soft input is visible (the draggable area is currently resized).
player.updateScreenSize()
player.checkPopupPositionBounds()
player.popupLayoutParams?.let {
initialPopupX = it.x
initialPopupY = it.y
}
return super.onDown(e)
}
override fun onDoubleTap(e: MotionEvent): Boolean {
if (DEBUG)
Log.d(TAG, "onDoubleTap called with e = [$e]")
onDoubleTap(e, getDisplayPortion(e))
return true
}
override fun onSingleTapConfirmed(e: MotionEvent): Boolean {
if (DEBUG)
Log.d(TAG, "onSingleTapConfirmed() called with: e = [$e]")
if (isDoubleTapping)
return true
if (player.popupPlayerSelected()) {
if (player.exoPlayerIsNull())
return false
onSingleTap(MainPlayer.PlayerType.POPUP)
return true
} else {
super.onSingleTapConfirmed(e)
if (player.currentState == Player.STATE_BLOCKED)
return true
onSingleTap(MainPlayer.PlayerType.VIDEO)
}
return true
}
override fun onLongPress(e: MotionEvent?) {
if (player.popupPlayerSelected()) {
player.updateScreenSize()
player.checkPopupPositionBounds()
player.changePopupSize(player.screenWidth.toInt())
}
}
override fun onScroll(
initialEvent: MotionEvent,
movingEvent: MotionEvent,
distanceX: Float,
distanceY: Float
): Boolean {
return if (player.popupPlayerSelected()) {
onScrollInPopup(initialEvent, movingEvent, distanceX, distanceY)
} else {
onScrollInMain(initialEvent, movingEvent, distanceX, distanceY)
}
}
override fun onFling(
e1: MotionEvent?,
e2: MotionEvent?,
velocityX: Float,
velocityY: Float
): Boolean {
return if (player.popupPlayerSelected()) {
val absVelocityX = abs(velocityX)
val absVelocityY = abs(velocityY)
if (absVelocityX.coerceAtLeast(absVelocityY) > tossFlingVelocity) {
if (absVelocityX > tossFlingVelocity) {
player.popupLayoutParams!!.x = velocityX.toInt()
}
if (absVelocityY > tossFlingVelocity) {
player.popupLayoutParams!!.y = velocityY.toInt()
}
player.checkPopupPositionBounds()
player.windowManager!!.updateViewLayout(player.rootView, player.popupLayoutParams)
return true
}
return false
} else {
true
}
}
private fun onScrollInMain(
initialEvent: MotionEvent,
movingEvent: MotionEvent,
distanceX: Float,
distanceY: Float
): Boolean {
if (!player.isFullscreen) {
return false
}
val isTouchingStatusBar: Boolean = initialEvent.y < getStatusBarHeight(service)
val isTouchingNavigationBar: Boolean =
initialEvent.y > (player.rootView.height - getNavigationBarHeight(service))
if (isTouchingStatusBar || isTouchingNavigationBar) {
return false
}
val insideThreshold = abs(movingEvent.y - initialEvent.y) <= MOVEMENT_THRESHOLD
if (
!isMovingInMain && (insideThreshold || abs(distanceX) > abs(distanceY)) ||
player.currentState == Player.STATE_COMPLETED
) {
return false
}
isMovingInMain = true
onScroll(
MainPlayer.PlayerType.VIDEO,
getDisplayHalfPortion(initialEvent),
initialEvent,
movingEvent,
distanceX,
distanceY
)
return true
}
private fun onScrollInPopup(
initialEvent: MotionEvent,
movingEvent: MotionEvent,
distanceX: Float,
distanceY: Float
): Boolean {
if (isResizing) {
return super.onScroll(initialEvent, movingEvent, distanceX, distanceY)
}
if (!isMovingInPopup) {
player.closeOverlayButton.animate(true, 200)
}
isMovingInPopup = true
val diffX: Float = (movingEvent.rawX - initialEvent.rawX)
var posX: Float = (initialPopupX + diffX)
val diffY: Float = (movingEvent.rawY - initialEvent.rawY)
var posY: Float = (initialPopupY + diffY)
if (posX > player.screenWidth - player.popupLayoutParams!!.width) {
posX = (player.screenWidth - player.popupLayoutParams!!.width)
} else if (posX < 0) {
posX = 0f
}
if (posY > player.screenHeight - player.popupLayoutParams!!.height) {
posY = (player.screenHeight - player.popupLayoutParams!!.height)
} else if (posY < 0) {
posY = 0f
}
player.popupLayoutParams!!.x = posX.toInt()
player.popupLayoutParams!!.y = posY.toInt()
onScroll(
MainPlayer.PlayerType.POPUP,
getDisplayHalfPortion(initialEvent),
initialEvent,
movingEvent,
distanceX,
distanceY
)
player.windowManager!!.updateViewLayout(player.rootView, player.popupLayoutParams)
return true
}
// ///////////////////////////////////////////////////////////////////
// Multi double tapping
// ///////////////////////////////////////////////////////////////////
var doubleTapControls: DoubleTapListener? = null
private set
private val isDoubleTapEnabled: Boolean
get() = doubleTapDelay > 0
var isDoubleTapping = false
private set
fun doubleTapControls(listener: DoubleTapListener) = apply {
doubleTapControls = listener
}
private var doubleTapDelay = DOUBLE_TAP_DELAY
private val doubleTapHandler: Handler = Handler()
private val doubleTapRunnable = Runnable {
if (DEBUG)
Log.d(TAG, "doubleTapRunnable called")
isDoubleTapping = false
doubleTapControls?.onDoubleTapFinished()
}
fun startMultiDoubleTap(e: MotionEvent) {
if (!isDoubleTapping) {
if (DEBUG)
Log.d(TAG, "startMultiDoubleTap called with e = [$e]")
keepInDoubleTapMode()
doubleTapControls?.onDoubleTapStarted(getDisplayPortion(e))
}
}
fun keepInDoubleTapMode() {
if (DEBUG)
Log.d(TAG, "keepInDoubleTapMode called")
isDoubleTapping = true
doubleTapHandler.removeCallbacks(doubleTapRunnable)
doubleTapHandler.postDelayed(doubleTapRunnable, doubleTapDelay)
}
fun endMultiDoubleTap() {
if (DEBUG)
Log.d(TAG, "endMultiDoubleTap called")
isDoubleTapping = false
doubleTapHandler.removeCallbacks(doubleTapRunnable)
doubleTapControls?.onDoubleTapFinished()
}
// ///////////////////////////////////////////////////////////////////
// Utils
// ///////////////////////////////////////////////////////////////////
private fun getDisplayPortion(e: MotionEvent): DisplayPortion {
return if (player.playerType == MainPlayer.PlayerType.POPUP && player.popupLayoutParams != null) {
when {
e.x < player.popupLayoutParams!!.width / 3.0 -> DisplayPortion.LEFT
e.x > player.popupLayoutParams!!.width * 2.0 / 3.0 -> DisplayPortion.RIGHT
else -> DisplayPortion.MIDDLE
}
} else /* MainPlayer.PlayerType.VIDEO */ {
when {
e.x < player.rootView.width / 3.0 -> DisplayPortion.LEFT
e.x > player.rootView.width * 2.0 / 3.0 -> DisplayPortion.RIGHT
else -> DisplayPortion.MIDDLE
}
}
}
// Currently needed for scrolling since there is no action more the middle portion
private fun getDisplayHalfPortion(e: MotionEvent): DisplayPortion {
return if (player.playerType == MainPlayer.PlayerType.POPUP) {
when {
e.x < player.popupLayoutParams!!.width / 2.0 -> DisplayPortion.LEFT_HALF
else -> DisplayPortion.RIGHT_HALF
}
} else /* MainPlayer.PlayerType.VIDEO */ {
when {
e.x < player.rootView.width / 2.0 -> DisplayPortion.LEFT_HALF
else -> DisplayPortion.RIGHT_HALF
}
}
}
private fun getNavigationBarHeight(context: Context): Int {
val resId = context.resources
.getIdentifier("navigation_bar_height", "dimen", "android")
return if (resId > 0) {
context.resources.getDimensionPixelSize(resId)
} else 0
}
private fun getStatusBarHeight(context: Context): Int {
val resId = context.resources
.getIdentifier("status_bar_height", "dimen", "android")
return if (resId > 0) {
context.resources.getDimensionPixelSize(resId)
} else 0
}
companion object {
private const val TAG = "BasePlayerGestListener"
private val DEBUG = Player.DEBUG
private const val DOUBLE_TAP_DELAY = 550L
private const val MOVEMENT_THRESHOLD = 40
}
}