127 lines
5.1 KiB
Kotlin
127 lines
5.1 KiB
Kotlin
package com.keylesspalace.tusky.components.account.media
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import android.content.Context
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import android.graphics.Color
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.Toast
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import androidx.appcompat.content.res.AppCompatResources
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import androidx.core.view.setPadding
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import androidx.paging.PagingDataAdapter
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import androidx.recyclerview.widget.DiffUtil
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import com.bumptech.glide.Glide
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import com.google.android.material.color.MaterialColors
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import com.keylesspalace.tusky.R
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import com.keylesspalace.tusky.databinding.ItemAccountMediaBinding
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import com.keylesspalace.tusky.entity.Attachment
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import com.keylesspalace.tusky.util.BindingHolder
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import com.keylesspalace.tusky.util.decodeBlurHash
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import com.keylesspalace.tusky.util.getFormattedDescription
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import com.keylesspalace.tusky.util.hide
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import com.keylesspalace.tusky.util.show
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import com.keylesspalace.tusky.viewdata.AttachmentViewData
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import java.util.Random
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class AccountMediaGridAdapter(
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private val alwaysShowSensitiveMedia: Boolean,
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private val useBlurhash: Boolean,
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context: Context,
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private val onAttachmentClickListener: (AttachmentViewData, View) -> Unit
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) : PagingDataAdapter<AttachmentViewData, BindingHolder<ItemAccountMediaBinding>>(
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object : DiffUtil.ItemCallback<AttachmentViewData>() {
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override fun areItemsTheSame(oldItem: AttachmentViewData, newItem: AttachmentViewData): Boolean {
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return oldItem.attachment.id == newItem.attachment.id
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}
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override fun areContentsTheSame(oldItem: AttachmentViewData, newItem: AttachmentViewData): Boolean {
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return oldItem == newItem
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}
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}
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) {
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private val baseItemBackgroundColor = MaterialColors.getColor(context, R.attr.colorSurface, Color.BLACK)
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private val videoIndicator = AppCompatResources.getDrawable(context, R.drawable.ic_play_indicator)
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private val mediaHiddenDrawable = AppCompatResources.getDrawable(context, R.drawable.ic_hide_media_24dp)
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private val itemBgBaseHSV = FloatArray(3)
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private val random = Random()
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BindingHolder<ItemAccountMediaBinding> {
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val binding = ItemAccountMediaBinding.inflate(LayoutInflater.from(parent.context), parent, false)
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Color.colorToHSV(baseItemBackgroundColor, itemBgBaseHSV)
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itemBgBaseHSV[2] = itemBgBaseHSV[2] + random.nextFloat() / 3f - 1f / 6f
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binding.root.setBackgroundColor(Color.HSVToColor(itemBgBaseHSV))
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return BindingHolder(binding)
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}
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override fun onBindViewHolder(holder: BindingHolder<ItemAccountMediaBinding>, position: Int) {
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val context = holder.binding.root.context
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getItem(position)?.let { item ->
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val imageView = holder.binding.accountMediaImageView
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val overlay = holder.binding.accountMediaImageViewOverlay
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val blurhash = item.attachment.blurhash
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val placeholder = if (useBlurhash && blurhash != null) {
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decodeBlurHash(context, blurhash)
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} else {
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null
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}
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if (item.attachment.type == Attachment.Type.AUDIO) {
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overlay.hide()
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imageView.setPadding(context.resources.getDimensionPixelSize(R.dimen.profile_media_audio_icon_padding))
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Glide.with(imageView)
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.load(R.drawable.ic_music_box_preview_24dp)
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.centerInside()
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.into(imageView)
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imageView.contentDescription = item.attachment.getFormattedDescription(context)
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} else if (item.sensitive && !item.isRevealed && !alwaysShowSensitiveMedia) {
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overlay.show()
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overlay.setImageDrawable(mediaHiddenDrawable)
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imageView.setPadding(0)
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Glide.with(imageView)
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.load(placeholder)
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.centerInside()
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.into(imageView)
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imageView.contentDescription = imageView.context.getString(R.string.post_media_hidden_title)
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} else {
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if (item.attachment.type == Attachment.Type.VIDEO || item.attachment.type == Attachment.Type.GIFV) {
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overlay.show()
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overlay.setImageDrawable(videoIndicator)
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} else {
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overlay.hide()
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}
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imageView.setPadding(0)
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Glide.with(imageView)
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.asBitmap()
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.load(item.attachment.previewUrl)
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.placeholder(placeholder)
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.centerInside()
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.into(imageView)
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imageView.contentDescription = item.attachment.getFormattedDescription(context)
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}
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holder.binding.root.setOnClickListener {
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onAttachmentClickListener(item, imageView)
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}
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holder.binding.root.setOnLongClickListener { view ->
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val description = item.attachment.getFormattedDescription(view.context)
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Toast.makeText(view.context, description, Toast.LENGTH_LONG).show()
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true
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}
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}
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}
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}
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