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#136 IPFSImage: Asynced image loading for icons and thumbnails
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /* | ||
| * Copyright (c) 2023, willneedit | ||
| * | ||
| * Licensed by the Mozilla Public License 2.0, | ||
| * residing in the LICENSE.md file in the project's root directory. | ||
| */ | ||
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| using System.Collections; | ||
| using UnityEngine.UI; | ||
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| using Arteranos.Core; | ||
| using Arteranos.Services; | ||
| using UnityEngine; | ||
| using Ipfs.Unity; | ||
| using System.Threading; | ||
|
|
||
| namespace Arteranos.UI | ||
| { | ||
| [AddComponentMenu("UI/IPFS Image", 13)] | ||
| public class IPFSImage : RawImage | ||
| { | ||
| public string Path | ||
| { | ||
| get => m_Path; | ||
| set | ||
| { | ||
| m_Path = value; | ||
| RestartLoader(); | ||
| } | ||
| } | ||
|
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| public byte[] ImageData | ||
| { | ||
| get => m_ImageData; | ||
| set | ||
| { | ||
| m_Path = null; | ||
| m_ImageData = value; | ||
| RestartLoader(); | ||
| } | ||
| } | ||
|
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| private string m_Path = null; | ||
| private byte[] m_ImageData = null; | ||
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|
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| protected override void OnEnable() | ||
| { | ||
| base.OnEnable(); | ||
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| RestartLoader(); | ||
| } | ||
|
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| private void RestartLoader() | ||
| { | ||
| IEnumerator LoaderCoroutine() | ||
| { | ||
| yield return null; | ||
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| if(m_Path != null) | ||
| { | ||
| using CancellationTokenSource cts = new(4000); | ||
|
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| yield return Asyncs.Async2Coroutine( | ||
| IPFSService.ReadBinary(m_Path, cancel: cts.Token), | ||
| _data => m_ImageData = _data); | ||
| } | ||
|
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| bool result = false; | ||
| Texture2D tex = new(2, 2); | ||
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| if (m_ImageData != null) | ||
| { | ||
| yield return Asyncs.Async2Coroutine( | ||
| AsyncImageLoader.LoadImageAsync(tex, m_ImageData), | ||
| _r => result = _r); | ||
| } | ||
|
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| texture = result ? tex : BP.I.Unknown_Icon; | ||
| } | ||
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| StopAllCoroutines(); | ||
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| StartCoroutine(LoaderCoroutine()); | ||
| } | ||
| } | ||
| } |
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