74 lines
2.2 KiB
C#
74 lines
2.2 KiB
C#
// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
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using System;
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using FlaxEngine;
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namespace FlaxEditor.Content
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{
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/// <summary>
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/// Content item that contains <see cref="FlaxEngine.Prefab"/> data.
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/// </summary>
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/// <seealso cref="FlaxEditor.Content.JsonAssetItem" />
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public sealed class PrefabItem : JsonAssetItem
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{
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private string _cachedTypeDescription = null;
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/// <summary>
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/// Initializes a new instance of the <see cref="PrefabItem"/> class.
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/// </summary>
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/// <param name="path">The asset path.</param>
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/// <param name="id">The asset identifier.</param>
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public PrefabItem(string path, Guid id)
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: base(path, id, PrefabProxy.AssetTypename)
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{
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}
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/// <inheritdoc />
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public override bool OnEditorDrag(object context)
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{
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return true;
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}
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/// <inheritdoc />
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public override Actor OnEditorDrop(object context)
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{
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return PrefabManager.SpawnPrefab(FlaxEngine.Content.LoadAsync<Prefab>(ID), null);
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}
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/// <inheritdoc />
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public override ContentItemType ItemType => ContentItemType.Asset;
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/// <inheritdoc />
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public override ContentItemSearchFilter SearchFilter => ContentItemSearchFilter.Prefab;
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/// <inheritdoc />
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public override SpriteHandle DefaultThumbnail => SpriteHandle.Invalid;
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/// <inheritdoc />
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public override string TypeDescription
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{
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get
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{
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if (_cachedTypeDescription == null)
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{
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_cachedTypeDescription = "Prefab";
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var prefab = FlaxEngine.Content.Load<Prefab>(ID);
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if (prefab)
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{
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Actor root = prefab.GetDefaultInstance();
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if (root is UIControl or UICanvas)
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_cachedTypeDescription = "Widget";
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}
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}
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return _cachedTypeDescription;
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}
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}
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/// <inheritdoc />
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public override bool IsOfType(Type type)
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{
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return type.IsAssignableFrom(typeof(Prefab));
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}
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}
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}
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