2025-10-27 15:54:58 +01:00

83 lines
3.4 KiB
TypeScript

/******************************************************************************
* Spine Runtimes License Agreement
* Last updated April 5, 2025. Replaces all prior versions.
*
* Copyright (c) 2013-2025, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
import type { AssetExtension, ResolvedAsset } from "@pixi/assets";
import { checkExtension, LoaderParserPriority } from "@pixi/assets";
import { ExtensionType, extensions, settings } from "@pixi/core";
// biome-ignore lint/suspicious/noExplicitAny: any until we have a schema
type SkeletonJsonAsset = any;
type SkeletonBinaryAsset = Uint8Array;
const loaderName = "spineSkeletonLoader";
// biome-ignore lint/suspicious/noExplicitAny: can receive any
function isJson (resource: any): resource is SkeletonJsonAsset {
return resource.hasOwnProperty("bones");
}
// biome-ignore lint/suspicious/noExplicitAny: can receive any
function isBuffer (resource: any): resource is SkeletonBinaryAsset {
return resource instanceof Uint8Array;
}
const spineLoaderExtension: AssetExtension<SkeletonJsonAsset | SkeletonBinaryAsset> = {
extension: ExtensionType.Asset,
loader: {
name: loaderName,
extension: {
type: ExtensionType.LoadParser,
priority: LoaderParserPriority.Normal,
name: loaderName,
},
test (url) {
return checkExtension(url, ".skel");
},
async load (url: string): Promise<SkeletonBinaryAsset> {
const response = await settings.ADAPTER.fetch(url);
const buffer = new Uint8Array(await response.arrayBuffer());
return buffer;
},
testParse (asset: unknown, options: ResolvedAsset): Promise<boolean> {
const isJsonSpineModel = checkExtension(options.src as string, ".json") && isJson(asset);
const isBinarySpineModel = checkExtension(options.src as string, ".skel") && isBuffer(asset);
const isExplicitLoadParserSet = options.loadParser === loaderName;
return Promise.resolve(isJsonSpineModel || isBinarySpineModel || isExplicitLoadParserSet);
},
},
} as AssetExtension<SkeletonJsonAsset | SkeletonBinaryAsset>;
extensions.add(spineLoaderExtension);