mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-02-27 15:26:58 +00:00
enh : refactor carousel imp
This commit is contained in:
MrSluffy
@@ -1,17 +1,15 @@
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package app.lawnchair.ui.popup
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import android.animation.LayoutTransition
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import android.animation.ValueAnimator
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import android.annotation.SuppressLint
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import android.app.WallpaperManager
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import android.content.Context
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import android.graphics.Bitmap
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import android.graphics.BitmapFactory
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import android.util.AttributeSet
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import android.util.Log
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import android.view.Gravity
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import android.view.View
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import android.view.ViewGroup
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import android.view.animation.AccelerateDecelerateInterpolator
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import android.widget.FrameLayout
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import android.widget.ImageView
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import android.widget.LinearLayout
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@@ -46,82 +44,68 @@ class WallpaperCarouselView @JvmOverloads constructor(
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private var currentItemIndex = 0
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private val iconFrame = IconFrame(context).apply {
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setIcon(R.drawable.ic_tick)
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setBackgroundWithRadius(bgColor = Themes.getColorAccent(context), cornerRadius = 100F)
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setBackgroundWithRadius(Themes.getColorAccent(context), 100F)
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}
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private val loadingView: ProgressBar = ProgressBar(context).apply { isIndeterminate = true }
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private val loadingView = ProgressBar(context).apply { isIndeterminate = true }
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init {
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orientation = HORIZONTAL
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setLayoutTransition(
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LayoutTransition().apply {
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enableTransitionType(LayoutTransition.CHANGING)
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setDuration(200L)
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},
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)
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addView(loadingView)
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val factory = WallpaperViewModelFactory(context)
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viewModel = ViewModelProvider(context as ViewModelStoreOwner, factory)[WallpaperViewModel::class.java]
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viewModel = ViewModelProvider(
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context as ViewModelStoreOwner,
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WallpaperViewModelFactory(context),
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)[WallpaperViewModel::class.java]
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observeWallpapers()
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}
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private fun observeWallpapers() {
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viewModel.wallpapers.observe(context as LifecycleOwner) { wallpapers ->
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if (wallpapers.isEmpty()) {
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visibility = GONE
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loadingView.visibility = GONE
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} else {
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visibility = VISIBLE
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displayWallpapers(wallpapers)
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}
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visibility = if (wallpapers.isEmpty()) GONE else VISIBLE
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loadingView.visibility = if (wallpapers.isEmpty()) GONE else VISIBLE
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if (wallpapers.isNotEmpty()) displayWallpapers(wallpapers)
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}
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}
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private fun displayWallpapers(wallpapers: List<Wallpaper>) {
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removeAllViews()
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val isLandscape = deviceProfile.isLandscape || deviceProfile.isTablet
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val totalWidth = width.takeIf { it > 0 } ?: (deviceProfile.widthPx * if (isLandscape) 0.5 else 0.8).toInt()
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val totalWidth = calculateTotalWidth()
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val firstItemWidth = totalWidth * 0.4
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val remainingWidth = totalWidth - firstItemWidth
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val marginBetweenItems = totalWidth * 0.03
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val itemWidth = (remainingWidth - (marginBetweenItems * (wallpapers.size - 1))) / (wallpapers.size - 1)
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val itemWidth = calculateItemWidth(totalWidth, wallpapers.size, firstItemWidth)
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val margin = (totalWidth * 0.03).toInt()
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wallpapers.forEachIndexed { index, wallpaper ->
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val cardView = createCardView(index, firstItemWidth, itemWidth, marginBetweenItems, wallpaper)
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val cardView = createCardView(index, firstItemWidth, itemWidth, margin, wallpaper)
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addView(cardView)
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// Load the wallpaper image only if necessary
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loadWallpaperImage(wallpaper, cardView, index == currentItemIndex)
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}
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loadingView.visibility = GONE
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}
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private fun calculateTotalWidth(): Int {
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return width.takeIf { it > 0 } ?: (deviceProfile.widthPx * if (deviceProfile.isLandscape || deviceProfile.isTablet) 0.5 else 0.8).toInt()
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}
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private fun calculateItemWidth(totalWidth: Int, itemCount: Int, firstItemWidth: Double): Double {
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val remainingWidth = totalWidth - firstItemWidth
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val marginBetweenItems = totalWidth * 0.03
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return (remainingWidth - (marginBetweenItems * (itemCount - 1))) / (itemCount - 1)
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}
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@SuppressLint("ClickableViewAccessibility")
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private fun createCardView(
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index: Int,
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firstItemWidth: Double,
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itemWidth: Double,
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marginBetweenItems: Double,
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margin: Int,
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wallpaper: Wallpaper,
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): CardView {
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return CardView(context).apply {
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radius = Themes.getDialogCornerRadius(context) / 2
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layoutParams = LayoutParams(
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when (index) {
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currentItemIndex -> firstItemWidth.toInt()
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else -> itemWidth.toInt()
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},
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if (index == currentItemIndex) firstItemWidth.toInt() else itemWidth.toInt(),
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LayoutParams.MATCH_PARENT,
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).apply {
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setMargins(
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if (index > 0) marginBetweenItems.toInt() else 0,
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0,
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0,
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0,
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)
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}
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).apply { setMargins(if (index > 0) margin else 0, 0, 0, 0) }
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setOnTouchListener { _, _ ->
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if (index != currentItemIndex) {
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@@ -136,128 +120,98 @@ class WallpaperCarouselView @JvmOverloads constructor(
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private fun loadWallpaperImage(wallpaper: Wallpaper, cardView: CardView, isCurrent: Boolean) {
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CoroutineScope(Dispatchers.IO).launch {
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val wallpaperFile = File(wallpaper.imagePath)
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val bitmap = if (wallpaperFile.exists()) {
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BitmapFactory.decodeFile(wallpaper.imagePath)
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} else {
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null
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}
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val bitmap = File(wallpaper.imagePath).takeIf { it.exists() }?.let { BitmapFactory.decodeFile(it.path) }
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withContext(Dispatchers.Main) { addImageView(cardView, bitmap, isCurrent) }
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}
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}
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withContext(Dispatchers.Main) {
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val imageView = ImageView(context).apply {
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setImageDrawable(ContextCompat.getDrawable(context, R.drawable.ic_deepshortcut_placeholder))
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scaleType = ImageView.ScaleType.CENTER_CROP
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alpha = 0f
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}
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cardView.addView(imageView)
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if (bitmap != null) {
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imageView.setLayerType(View.LAYER_TYPE_HARDWARE, null)
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imageView.setImageBitmap(bitmap)
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imageView.animate()
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.alpha(1f)
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.setDuration(200L)
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.setInterpolator(AccelerateDecelerateInterpolator())
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.withEndAction {
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imageView.setLayerType(View.LAYER_TYPE_NONE, null)
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if (isCurrent) addIconFrameToCenter(cardView)
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}
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.start()
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} else {
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Log.e("WallpaperCarouselView", "File not found: ${wallpaper.imagePath}")
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imageView.setImageDrawable(ContextCompat.getDrawable(context, R.drawable.ic_deepshortcut_placeholder))
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}
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}
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private fun addImageView(cardView: CardView, bitmap: Bitmap?, isCurrent: Boolean) {
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val imageView = ImageView(context).apply {
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setImageDrawable(ContextCompat.getDrawable(context, R.drawable.ic_deepshortcut_placeholder))
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scaleType = ImageView.ScaleType.CENTER_CROP
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alpha = 0f
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}
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cardView.addView(imageView)
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if (bitmap != null) {
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imageView.setImageBitmap(bitmap)
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imageView.animate().alpha(1f).setDuration(200L).withEndAction {
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if (isCurrent) addIconFrameToCenter(cardView)
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}.start()
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}
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}
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private fun setWallpaper(wallpaper: Wallpaper) {
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val currentCardView = getChildAt(currentItemIndex) as CardView
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val loadingSpinner = ProgressBar(context).apply {
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isIndeterminate = true
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layoutParams = FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT).apply {
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gravity = Gravity.CENTER
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}
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}
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val spinner = createLoadingSpinner()
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currentCardView.removeView(iconFrame)
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currentCardView.addView(loadingSpinner)
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currentCardView.addView(spinner)
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CoroutineScope(Dispatchers.IO).launch {
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try {
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val wallpaperManager = WallpaperManager.getInstance(context)
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val bitmap = BitmapFactory.decodeFile(wallpaper.imagePath)
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wallpaperManager.setBitmap(bitmap, null, true, WallpaperManager.FLAG_SYSTEM)
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WallpaperManager.getInstance(context).setBitmap(
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BitmapFactory.decodeFile(wallpaper.imagePath),
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null,
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true,
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WallpaperManager.FLAG_SYSTEM,
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)
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viewModel.updateWallpaperRank(wallpaper)
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withContext(Dispatchers.Main) {
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currentCardView.removeView(loadingSpinner)
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addIconFrameToCenter(currentCardView)
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}
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} catch (e: Exception) {
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Log.e("WallpaperCarouselView", "Failed to set wallpaper: ${e.message}")
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} finally {
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withContext(Dispatchers.Main) {
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currentCardView.removeView(loadingSpinner)
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currentCardView.removeView(spinner)
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addIconFrameToCenter(currentCardView)
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}
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}
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}
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}
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private fun addIconFrameToCenter(cardView: CardView) {
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if (iconFrame.parent != null) {
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(iconFrame.parent as ViewGroup).removeView(iconFrame)
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}
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val params = FrameLayout.LayoutParams(
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LayoutParams.WRAP_CONTENT,
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LayoutParams.WRAP_CONTENT,
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).apply {
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private fun createLoadingSpinner() = ProgressBar(context).apply {
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isIndeterminate = true
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layoutParams = FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT).apply {
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gravity = Gravity.CENTER
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}
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}
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cardView.addView(iconFrame, params)
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private fun addIconFrameToCenter(cardView: CardView? = getChildAt(currentItemIndex) as CardView) {
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(iconFrame.parent as? ViewGroup)?.removeView(iconFrame)
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cardView?.addView(
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iconFrame,
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FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT).apply {
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gravity = Gravity.CENTER
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},
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)
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}
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override fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int) {
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super.onSizeChanged(w, h, oldw, oldh)
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if (viewModel.wallpapers.value?.isNotEmpty() == true) {
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displayWallpapers(viewModel.wallpapers.value!!)
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}
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viewModel.wallpapers.value?.let { displayWallpapers(it) }
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}
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override fun onMeasure(widthMeasureSpec: Int, heightMeasureSpec: Int) {
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val isLandscape = deviceProfile.isLandscape || deviceProfile.isTablet
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val valWidth = if (isLandscape) (deviceProfile.widthPx * 0.5).toInt() else (deviceProfile.widthPx * 0.8).toInt()
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val width = MeasureSpec.makeMeasureSpec(valWidth, MeasureSpec.EXACTLY)
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super.onMeasure(width, heightMeasureSpec)
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super.onMeasure(
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MeasureSpec.makeMeasureSpec(calculateTotalWidth(), MeasureSpec.EXACTLY),
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heightMeasureSpec,
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)
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}
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private fun animateWidthTransition(
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newIndex: Int,
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firstItemWidth: Double,
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itemWidth: Double,
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) {
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private fun animateWidthTransition(newIndex: Int, firstItemWidth: Double, itemWidth: Double) {
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currentItemIndex = newIndex
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for (i in 0 until childCount) {
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val cardView = getChildAt(i) as? CardView ?: continue
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val targetWidth = if (i == currentItemIndex) firstItemWidth.toInt() else itemWidth.toInt()
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if (cardView.layoutParams.width != targetWidth) {
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val animator = ValueAnimator.ofInt(cardView.layoutParams.width, targetWidth).apply {
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duration = 300L
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addUpdateListener { animation ->
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val animatedValue = animation.animatedValue as Int
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cardView.layoutParams = cardView.layoutParams.apply { width = animatedValue }
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cardView.requestLayout()
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(getChildAt(i) as? CardView)?.let { cardView ->
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val targetWidth = if (i == currentItemIndex) firstItemWidth.toInt() else itemWidth.toInt()
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if (cardView.layoutParams.width != targetWidth) {
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ValueAnimator.ofInt(cardView.layoutParams.width, targetWidth).apply {
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duration = 300L
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addUpdateListener {
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cardView.layoutParams.width = it.animatedValue as Int
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cardView.requestLayout()
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}
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start()
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}
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}
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animator.start()
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}
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if (i == currentItemIndex) {
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addIconFrameToCenter(cardView)
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if (i == currentItemIndex) addIconFrameToCenter(cardView)
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}
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}
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}
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