Fix media transitions, reduce code duplication between media fragments (#894)

* Fix media transitions, reduce code duplication between media fragments

* Remove redundant helper

* Fix occasional crash when swiping between mixed media

* Hide controls when swiping between media
This commit is contained in:
Levi Bard 2018-11-01 14:52:22 +01:00 committed by Konrad Pozniak
parent 1792a14bb0
commit 4ba6b4adfe
4 changed files with 45 additions and 73 deletions

View file

@ -20,18 +20,17 @@ import android.animation.AnimatorListenerAdapter
import android.content.Context
import android.os.Bundle
import android.support.v4.view.ViewCompat
import android.text.TextUtils
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.ImageView
import android.widget.TextView
import com.github.chrisbanes.photoview.PhotoViewAttacher
import com.keylesspalace.tusky.R
import com.keylesspalace.tusky.ViewMediaActivity
import com.keylesspalace.tusky.entity.Attachment
import com.keylesspalace.tusky.util.hide
import com.keylesspalace.tusky.util.show
import com.keylesspalace.tusky.util.visible
import com.squareup.picasso.Callback
import com.squareup.picasso.NetworkPolicy
import com.squareup.picasso.Picasso
@ -48,9 +47,7 @@ class ViewImageFragment : ViewMediaFragment() {
private lateinit var attacher: PhotoViewAttacher
private lateinit var photoActionsListener: PhotoActionsListener
private lateinit var toolbar: View
private var showingDescription = false
private var isDescriptionVisible = false
override lateinit var descriptionView : TextView
companion object {
private const val TAG = "ViewImageFragment"
@ -62,6 +59,8 @@ class ViewImageFragment : ViewMediaFragment() {
}
override fun setupMediaView(url: String) {
descriptionView = mediaDescription
ViewCompat.setTransitionName(photoView, url)
attacher = PhotoViewAttacher(photoView)
// Clicking outside the photo closes the viewer.
@ -132,38 +131,21 @@ class ViewImageFragment : ViewMediaFragment() {
val arguments = this.arguments!!
val attachment = arguments.getParcelable<Attachment>(ARG_ATTACHMENT)
val url: String?
var description : String? = null
if (attachment != null) {
url = attachment.url
val description = attachment.description
descriptionView.text = description
showingDescription = !TextUtils.isEmpty(description)
isDescriptionVisible = showingDescription
description = attachment.description
} else {
url = arguments.getString(ARG_AVATAR_URL)
if (url == null) {
throw IllegalArgumentException("attachment or avatar url has to be set")
}
showingDescription = false
isDescriptionVisible = false
}
// Setting visibility without animations so it looks nice when you scroll images
if (showingDescription && (activity as ViewMediaActivity).isToolbarVisible()) {
descriptionView.show()
} else {
descriptionView.hide()
}
setupMediaView(url)
setupToolbarVisibilityListener()
finalizeViewSetup(url, description)
}
private fun onMediaTap() {
photoActionsListener.onPhotoTap()
}
@ -177,11 +159,7 @@ class ViewImageFragment : ViewMediaFragment() {
descriptionView.animate().alpha(alpha)
.setListener(object : AnimatorListenerAdapter() {
override fun onAnimationEnd(animation: Animator) {
if (isDescriptionVisible) {
descriptionView.show()
} else {
descriptionView.hide()
}
descriptionView.visible(isDescriptionVisible)
animation.removeListener(this)
}
})
@ -204,13 +182,13 @@ class ViewImageFragment : ViewMediaFragment() {
}
override fun onError() {
progressBar.hide()
progressBar?.hide()
}
})
}
private fun finishLoadingSuccessfully() {
progressBar.hide()
progressBar?.hide()
attacher.update()
photoActionsListener.onBringUp()
}

View file

@ -16,15 +16,22 @@
package com.keylesspalace.tusky.fragment
import android.os.Bundle
import android.text.TextUtils
import android.widget.TextView
import com.keylesspalace.tusky.ViewMediaActivity
import com.keylesspalace.tusky.entity.Attachment
import com.keylesspalace.tusky.util.visible
abstract class ViewMediaFragment : BaseFragment() {
private var toolbarVisibiltyDisposable: Function0<Boolean>? = null
abstract fun setupMediaView(url: String)
abstract fun onToolbarVisibilityChange(visible: Boolean)
abstract val descriptionView : TextView
protected var showingDescription = false
protected var isDescriptionVisible = false
companion object {
@JvmStatic protected val ARG_START_POSTPONED_TRANSITION = "startPostponedTransition"
@ -60,7 +67,16 @@ abstract class ViewMediaFragment : BaseFragment() {
}
}
protected fun setupToolbarVisibilityListener() {
protected fun finalizeViewSetup(url: String, description: String?) {
val mediaActivity = activity as ViewMediaActivity
setupMediaView(url)
descriptionView.text = description ?: ""
showingDescription = !TextUtils.isEmpty(description)
isDescriptionVisible = showingDescription
descriptionView.visible(showingDescription && mediaActivity.isToolbarVisible())
toolbarVisibiltyDisposable = (activity as ViewMediaActivity).addToolbarVisibilityListener(object: ViewMediaActivity.ToolbarVisibilityListener {
override fun onToolbarVisiblityChanged(isVisible: Boolean) {
onToolbarVisibilityChange(isVisible)

View file

@ -22,17 +22,17 @@ import android.os.Bundle
import android.os.Handler
import android.os.Looper
import android.support.v4.view.ViewCompat
import android.text.TextUtils
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.MediaController
import android.widget.TextView
import com.keylesspalace.tusky.R
import com.keylesspalace.tusky.ViewMediaActivity
import com.keylesspalace.tusky.entity.Attachment
import com.keylesspalace.tusky.util.hide
import com.keylesspalace.tusky.util.show
import com.keylesspalace.tusky.util.visible
import kotlinx.android.synthetic.main.activity_view_media.*
import kotlinx.android.synthetic.main.fragment_view_video.*
@ -46,9 +46,8 @@ class ViewVideoFragment : ViewMediaFragment() {
}
private lateinit var mediaActivity: ViewMediaActivity
private val TOOLBAR_HIDE_DELAY_MS = 3000L
private var showingDescription = false
private var isDescriptionVisible = false
override lateinit var descriptionView : TextView
private lateinit var mediaController : MediaController
companion object {
private const val TAG = "ViewVideoFragment"
@ -65,20 +64,23 @@ class ViewVideoFragment : ViewMediaFragment() {
if (mediaActivity.isToolbarVisible()) {
handler.postDelayed(hideToolbar, TOOLBAR_HIDE_DELAY_MS)
}
videoPlayer?.start()
videoPlayer.start()
} else {
handler.removeCallbacks(hideToolbar)
videoPlayer?.pause()
videoPlayer.pause()
mediaController.hide()
}
}
@SuppressLint("ClickableViewAccessibility")
override fun setupMediaView(url: String) {
descriptionView = mediaDescription
val videoView = videoPlayer
ViewCompat.setTransitionName(videoView, url)
videoView.setVideoPath(url)
val controller = MediaController(mediaActivity)
controller.setMediaPlayer(videoView)
videoView.setMediaController(controller)
mediaController = MediaController(mediaActivity)
mediaController.setMediaPlayer(videoPlayer)
videoPlayer.setMediaController(mediaController)
videoView.requestFocus()
videoView.setOnTouchListener { _, _ ->
mediaActivity.onPhotoTap()
@ -110,34 +112,14 @@ class ViewVideoFragment : ViewMediaFragment() {
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
val arguments = this.arguments!!
val attachment = arguments.getParcelable<Attachment>(ViewMediaFragment.ARG_ATTACHMENT)
val attachment = arguments?.getParcelable<Attachment>(ViewMediaFragment.ARG_ATTACHMENT)
val url: String
if (attachment == null) {
throw IllegalArgumentException("attachment has to be set")
}
url = attachment.url
val description = attachment.description
mediaDescription.text = description
showingDescription = !TextUtils.isEmpty(description)
isDescriptionVisible = showingDescription
// Setting visibility without animations so it looks nice when you scroll media
//noinspection ConstantConditions
if (showingDescription && mediaActivity.isToolbarVisible()) {
mediaDescription.show()
} else {
mediaDescription.hide()
}
ViewCompat.setTransitionName(videoPlayer!!, url)
setupMediaView(url)
setupToolbarVisibilityListener()
finalizeViewSetup(url, attachment.description)
}
override fun onToolbarVisibilityChange(visible: Boolean) {
@ -147,14 +129,10 @@ class ViewVideoFragment : ViewMediaFragment() {
isDescriptionVisible = showingDescription && visible
val alpha = if (isDescriptionVisible) 1.0f else 0.0f
mediaDescription.animate().alpha(alpha)
descriptionView.animate().alpha(alpha)
.setListener(object : AnimatorListenerAdapter() {
override fun onAnimationEnd(animation: Animator) {
if (isDescriptionVisible) {
mediaDescription.show()
} else {
mediaDescription.hide()
}
descriptionView.visible(isDescriptionVisible)
animation.removeListener(this)
}
})

View file

@ -26,7 +26,7 @@
android:layout_gravity="center" />
<TextView
android:id="@+id/descriptionView"
android:id="@+id/mediaDescription"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_constraintBottom_toBottomOf="parent"