forked from GitHub-Mirror/riotX-android
116 lines
4.4 KiB
Kotlin
116 lines
4.4 KiB
Kotlin
/*
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* Copyright 2019 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.riotredesign.features.home
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import android.content.Context
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import android.graphics.drawable.Drawable
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import android.widget.ImageView
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import androidx.annotation.UiThread
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import androidx.annotation.WorkerThread
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import androidx.core.content.ContextCompat
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import com.amulyakhare.textdrawable.TextDrawable
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import com.bumptech.glide.load.engine.DiskCacheStrategy
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import com.bumptech.glide.request.RequestOptions
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import com.bumptech.glide.request.target.DrawableImageViewTarget
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import com.bumptech.glide.request.target.Target
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import im.vector.matrix.android.api.Matrix
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import im.vector.matrix.android.api.MatrixPatterns
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import im.vector.matrix.android.api.session.content.ContentUrlResolver
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import im.vector.matrix.android.api.session.room.model.RoomMember
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import im.vector.matrix.android.api.session.room.model.RoomSummary
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import im.vector.riotredesign.R
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import im.vector.riotredesign.core.glide.GlideApp
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import im.vector.riotredesign.core.glide.GlideRequest
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import im.vector.riotredesign.core.glide.GlideRequests
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/**
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* This helper centralise ways to retrieve avatar into ImageView or even generic Target<Drawable>
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*/
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object AvatarRenderer {
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@UiThread
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fun render(roomMember: RoomMember, imageView: ImageView) {
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render(roomMember.avatarUrl, roomMember.displayName, imageView)
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}
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@UiThread
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fun render(roomSummary: RoomSummary, imageView: ImageView) {
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render(roomSummary.avatarUrl, roomSummary.displayName, imageView)
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}
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@UiThread
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fun render(avatarUrl: String?, name: String?, imageView: ImageView) {
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render(imageView.context, GlideApp.with(imageView), avatarUrl, name, imageView.height, DrawableImageViewTarget(imageView))
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}
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@UiThread
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fun render(context: Context,
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glideRequest: GlideRequests,
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avatarUrl: String?,
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name: String?,
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size: Int,
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target: Target<Drawable>) {
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if (name.isNullOrEmpty()) {
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return
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}
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val placeholder = buildPlaceholderDrawable(context, name)
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buildGlideRequest(glideRequest, avatarUrl, size)
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.placeholder(placeholder)
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.into(target)
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}
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@WorkerThread
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fun getCachedOrPlaceholder(context: Context,
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glideRequest: GlideRequests,
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avatarUrl: String?,
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text: String,
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size: Int): Drawable {
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val future = buildGlideRequest(glideRequest, avatarUrl, size).onlyRetrieveFromCache(true).submit()
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return try {
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future.get()
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} catch (exception: Exception) {
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buildPlaceholderDrawable(context, text)
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}
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}
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// PRIVATE API *********************************************************************************
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private fun buildGlideRequest(glideRequest: GlideRequests, avatarUrl: String?, size: Int): GlideRequest<Drawable> {
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val resolvedUrl = Matrix.getInstance().currentSession
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.contentUrlResolver()
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.resolveThumbnail(avatarUrl, size, size, ContentUrlResolver.ThumbnailMethod.SCALE)
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return glideRequest
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.load(resolvedUrl)
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.apply(RequestOptions.circleCropTransform())
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.diskCacheStrategy(DiskCacheStrategy.DATA)
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}
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private fun buildPlaceholderDrawable(context: Context, text: String): Drawable {
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val avatarColor = ContextCompat.getColor(context, R.color.pale_teal)
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return if (text.isEmpty()) {
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TextDrawable.builder().buildRound("", avatarColor)
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} else {
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val isUserId = MatrixPatterns.isUserId(text)
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val firstLetterIndex = if (isUserId) 1 else 0
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val firstLetter = text[firstLetterIndex].toString().toUpperCase()
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TextDrawable.builder().buildRound(firstLetter, avatarColor)
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}
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}
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} |