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Migrate ResourceDrawableHelper.java (facebook#43765)
Summary: Pull Request resolved: facebook#43765 ## Changelog: [Internal] - As in the title, migrates the corresponding file to Kotlin. Reviewed By: cortinico Differential Revision: D55636177 fbshipit-source-id: 9e7f94475185953f22fdcb0b4c94b84d4fc4e931
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83 changes: 0 additions & 83 deletions
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...tAndroid/src/main/java/com/facebook/react/views/imagehelper/ResourceDrawableIdHelper.java
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...actAndroid/src/main/java/com/facebook/react/views/imagehelper/ResourceDrawableIdHelper.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| /* | ||
| * Copyright (c) Meta Platforms, Inc. and affiliates. | ||
| * | ||
| * This source code is licensed under the MIT license found in the | ||
| * LICENSE file in the root directory of this source tree. | ||
| */ | ||
|
|
||
| package com.facebook.react.views.imagehelper | ||
|
|
||
| import android.content.Context | ||
| import android.graphics.drawable.Drawable | ||
| import android.net.Uri | ||
| import androidx.core.content.res.ResourcesCompat | ||
| import javax.annotation.concurrent.ThreadSafe | ||
|
|
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| /** Helper class for obtaining information about local images. */ | ||
| @ThreadSafe | ||
| public class ResourceDrawableIdHelper private constructor() { | ||
| private val resourceDrawableIdMap: MutableMap<String, Int> = HashMap() | ||
|
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| @Synchronized | ||
| public fun clear() { | ||
| resourceDrawableIdMap.clear() | ||
| } | ||
|
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| public fun getResourceDrawableId(context: Context, name: String?): Int { | ||
| if (name.isNullOrEmpty()) { | ||
| return 0 | ||
| } | ||
| val normalizedName = name.lowercase().replace("-", "_") | ||
|
|
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| // name could be a resource id. | ||
| try { | ||
| return normalizedName.toInt() | ||
| } catch (e: NumberFormatException) { | ||
| // Do nothing. | ||
| } | ||
|
|
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| synchronized(this) { | ||
| if (resourceDrawableIdMap.containsKey(normalizedName)) { | ||
| return resourceDrawableIdMap.get(normalizedName)!! | ||
| } | ||
| return context.resources.getIdentifier(normalizedName, "drawable", context.packageName).also { | ||
| resourceDrawableIdMap[normalizedName] = it | ||
| } | ||
| } | ||
| } | ||
|
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| public fun getResourceDrawable(context: Context, name: String?): Drawable? { | ||
| val resId = getResourceDrawableId(context, name) | ||
| return if (resId > 0) ResourcesCompat.getDrawable(context.resources, resId, null) else null | ||
| } | ||
|
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| public fun getResourceDrawableUri(context: Context, name: String?): Uri { | ||
| val resId = getResourceDrawableId(context, name) | ||
| return if (resId > 0) { | ||
| Uri.Builder().scheme(LOCAL_RESOURCE_SCHEME).path(resId.toString()).build() | ||
| } else { | ||
| Uri.EMPTY | ||
| } | ||
| } | ||
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| public companion object { | ||
| private const val LOCAL_RESOURCE_SCHEME = "res" | ||
| private val resourceDrawableIdHelper: ResourceDrawableIdHelper = ResourceDrawableIdHelper() | ||
| @JvmStatic | ||
| public val instance: ResourceDrawableIdHelper | ||
| get() = resourceDrawableIdHelper | ||
| } | ||
| } |