mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
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350 lines
14 KiB
TypeScript
350 lines
14 KiB
TypeScript
/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated September 24, 2021. Replaces all prior versions.
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*
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* Copyright (c) 2013-2021, Esoteric Software LLC
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*
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* Integration of the Spine Runtimes into software or otherwise creating
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* derivative works of the Spine Runtimes is permitted under the terms and
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* conditions of Section 2 of the Spine Editor License Agreement:
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* http://esotericsoftware.com/spine-editor-license
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*
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* Otherwise, it is permitted to integrate the Spine Runtimes into software
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* or otherwise create derivative works of the Spine Runtimes (collectively,
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* "Products"), provided that each user of the Products must obtain their own
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* Spine Editor license and redistribution of the Products in any form must
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* include this license and copyright notice.
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*
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* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
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* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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import Phaser from "phaser";
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import { SPINE_ATLAS_CACHE_KEY, SPINE_CONTAINER_TYPE, SPINE_GAME_OBJECT_TYPE, SPINE_SKELETON_DATA_FILE_TYPE, SPINE_ATLAS_FILE_TYPE, SPINE_SKELETON_FILE_CACHE_KEY as SPINE_SKELETON_DATA_CACHE_KEY } from "./keys";
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import { AtlasAttachmentLoader, GLTexture, SceneRenderer, Skeleton, SkeletonBinary, SkeletonData, SkeletonJson, TextureAtlas } from "@esotericsoftware/spine-webgl"
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import { SpineGameObject, SpineGameObjectBoundsProvider } from "./SpineGameObject";
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import { CanvasTexture, SkeletonRenderer } from "@esotericsoftware/spine-canvas";
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/**
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* Configuration object used when creating {@link SpineGameObject} instances via a scene's
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* {@link GameObjectCreator} (`Scene.make`).
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*/
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export interface SpineGameObjectConfig extends Phaser.Types.GameObjects.GameObjectConfig {
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/** The x-position of the object, optional, default: 0 */
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x?: number,
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/** The y-position of the object, optional, default: 0 */
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y?: number,
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/** The skeleton data key */
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dataKey: string,
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/** The atlas key */
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atlasKey: string
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/** The bounds provider, optional, default: `SetupPoseBoundsProvider` */
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boundsProvider?: SpineGameObjectBoundsProvider
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}
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/**
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* {@link ScenePlugin} implementation adding Spine Runtime capabilities to a scene.
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*
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* The scene's {@link LoaderPlugin} (`Scene.load`) gets these additional functions:
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* * `spineBinary(key: string, url: string, xhrSettings?: XHRSettingsObject)`: loads a skeleton binary `.skel` file from the `url`.
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* * `spineJson(key: string, url: string, xhrSettings?: XHRSettingsObject)`: loads a skeleton binary `.skel` file from the `url`.
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* * `spineAtlas(key: string, url: string, premultipliedAlpha: boolean = true, xhrSettings?: XHRSettingsObject)`: loads a texture atlas `.atlas` file from the `url` as well as its correponding texture atlas page images.
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*
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* The scene's {@link GameObjectFactory} (`Scene.add`) gets these additional functions:
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* * `spine(x: number, y: number, dataKey: string, atlasKey: string, boundsProvider: SpineGameObjectBoundsProvider = SetupPoseBoundsProvider())`:
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* creates a new {@link SpineGameObject} from the data and atlas at position `(x, y)`, using the {@link BoundsProvider} to calculate its bounding box. The object is automatically added to the scene.
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*
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* The scene's {@link GameObjectCreator} (`Scene.make`) gets these additional functions:
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* * `spine(config: SpineGameObjectConfig)`: creates a new {@link SpineGameObject} from the given configuration object.
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*
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* The plugin has additional public methods to work with Spine Runtime core API objects:
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* * `getAtlas(atlasKey: string)`: returns the {@link TextureAtlas} instance for the given atlas key.
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* * `getSkeletonData(skeletonDataKey: string)`: returns the {@link SkeletonData} instance for the given skeleton data key.
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* * `createSkeleton(skeletonDataKey: string, atlasKey: string, premultipliedAlpha: boolean = true)`: creates a new {@link Skeleton} instance from the given skeleton data and atlas key.
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* * `isPremultipliedAlpha(atlasKey: string)`: returns `true` if the atlas with the given key has premultiplied alpha.
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*/
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export class SpinePlugin extends Phaser.Plugins.ScenePlugin {
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game: Phaser.Game;
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private isWebGL: boolean;
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private gl: WebGLRenderingContext | null;
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webGLRenderer: SceneRenderer | null;
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canvasRenderer: SkeletonRenderer | null;
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private skeletonDataCache: Phaser.Cache.BaseCache;
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private atlasCache: Phaser.Cache.BaseCache;
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constructor (scene: Phaser.Scene, pluginManager: Phaser.Plugins.PluginManager, pluginKey: string) {
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super(scene, pluginManager, pluginKey);
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this.game = pluginManager.game;
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this.isWebGL = this.game.config.renderType === 2;
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this.gl = this.isWebGL ? (this.game.renderer as Phaser.Renderer.WebGL.WebGLRenderer).gl : null;
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this.webGLRenderer = null;
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this.canvasRenderer = null;
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this.skeletonDataCache = this.game.cache.addCustom(SPINE_SKELETON_DATA_CACHE_KEY);
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this.atlasCache = this.game.cache.addCustom(SPINE_ATLAS_CACHE_KEY);
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let skeletonJsonFileCallback = function (this: any, key: string,
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url: string,
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xhrSettings: Phaser.Types.Loader.XHRSettingsObject) {
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let file = new SpineSkeletonDataFile(this as any, key, url, SpineSkeletonDataFileType.json, xhrSettings);
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this.addFile(file.files);
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return this;
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};
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pluginManager.registerFileType("spineJson", skeletonJsonFileCallback, scene);
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let skeletonBinaryFileCallback = function (this: any, key: string,
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url: string,
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xhrSettings: Phaser.Types.Loader.XHRSettingsObject) {
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let file = new SpineSkeletonDataFile(this as any, key, url, SpineSkeletonDataFileType.binary, xhrSettings);
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this.addFile(file.files);
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return this;
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};
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pluginManager.registerFileType("spineBinary", skeletonBinaryFileCallback, scene);
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let atlasFileCallback = function (this: any, key: string,
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url: string,
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premultipliedAlpha: boolean,
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xhrSettings: Phaser.Types.Loader.XHRSettingsObject) {
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let file = new SpineAtlasFile(this as any, key, url, premultipliedAlpha, xhrSettings);
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this.addFile(file.files);
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return this;
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};
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pluginManager.registerFileType("spineAtlas", atlasFileCallback, scene);
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let self = this;
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let addSpineGameObject = function (this: Phaser.GameObjects.GameObjectFactory, x: number, y: number, dataKey: string, atlasKey: string, boundsProvider: SpineGameObjectBoundsProvider) {
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let gameObject = new SpineGameObject(scene, self, x, y, dataKey, atlasKey, boundsProvider);
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this.displayList.add(gameObject);
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this.updateList.add(gameObject);
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return gameObject;
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};
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let makeSpineGameObject = function (this: Phaser.GameObjects.GameObjectFactory, config: SpineGameObjectConfig, addToScene: boolean = false) {
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let x = config.x ? config.x : 0;
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let y = config.y ? config.y : 0;
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let boundsProvider = config.boundsProvider ? config.boundsProvider : undefined;
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let gameObject = new SpineGameObject(this.scene, self, x, y, config.dataKey, config.atlasKey, boundsProvider);
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if (addToScene !== undefined) {
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config.add = addToScene;
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}
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return Phaser.GameObjects.BuildGameObject(this.scene, gameObject, config);
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}
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pluginManager.registerGameObject(SPINE_GAME_OBJECT_TYPE, addSpineGameObject, makeSpineGameObject);
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}
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boot () {
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Skeleton.yDown = true;
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if (this.isWebGL) {
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if (!this.webGLRenderer) {
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this.webGLRenderer = new SceneRenderer((this.game.renderer! as Phaser.Renderer.WebGL.WebGLRenderer).canvas, this.gl!, true);
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}
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this.onResize();
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this.game.scale.on(Phaser.Scale.Events.RESIZE, this.onResize, this);
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} else {
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if (!this.canvasRenderer) {
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this.canvasRenderer = new SkeletonRenderer(this.scene!.sys.context);
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}
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}
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var eventEmitter = this.systems!.events;
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eventEmitter.once('shutdown', this.shutdown, this);
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eventEmitter.once('destroy', this.destroy, this);
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this.game.events.once('destroy', this.gameDestroy, this);
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}
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onResize () {
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var phaserRenderer = this.game.renderer;
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var sceneRenderer = this.webGLRenderer;
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if (phaserRenderer && sceneRenderer) {
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var viewportWidth = phaserRenderer.width;
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var viewportHeight = phaserRenderer.height;
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sceneRenderer.camera.position.x = viewportWidth / 2;
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sceneRenderer.camera.position.y = viewportHeight / 2;
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sceneRenderer.camera.up.y = -1;
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sceneRenderer.camera.direction.z = 1;
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sceneRenderer.camera.setViewport(viewportWidth, viewportHeight);
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}
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}
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shutdown () {
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this.systems!.events.off("shutdown", this.shutdown, this);
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if (this.isWebGL) {
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this.game.scale.off(Phaser.Scale.Events.RESIZE, this.onResize, this);
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}
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}
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destroy () {
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this.shutdown()
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}
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gameDestroy () {
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this.pluginManager.removeGameObject(SPINE_GAME_OBJECT_TYPE, true, true);
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this.pluginManager.removeGameObject(SPINE_CONTAINER_TYPE, true, true);
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if (this.webGLRenderer) this.webGLRenderer.dispose();
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}
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/** Returns the TextureAtlas instance for the given key */
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getAtlas (atlasKey: string) {
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let atlas: TextureAtlas;
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if (this.atlasCache.exists(atlasKey)) {
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atlas = this.atlasCache.get(atlasKey);
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} else {
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let atlasFile = this.game.cache.text.get(atlasKey) as { data: string, premultipliedAlpha: boolean };
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atlas = new TextureAtlas(atlasFile.data);
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if (this.isWebGL) {
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let gl = this.gl!;
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gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, false);
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for (let atlasPage of atlas.pages) {
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atlasPage.setTexture(new GLTexture(gl, this.game.textures.get(atlasKey + "!" + atlasPage.name).getSourceImage() as HTMLImageElement | ImageBitmap, false));
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}
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} else {
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for (let atlasPage of atlas.pages) {
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atlasPage.setTexture(new CanvasTexture(this.game.textures.get(atlasKey + "!" + atlasPage.name).getSourceImage() as HTMLImageElement | ImageBitmap));
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}
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}
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this.atlasCache.add(atlasKey, atlas);
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}
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return atlas;
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}
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/** Returns whether the TextureAtlas uses premultiplied alpha */
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isAtlasPremultiplied (atlasKey: string) {
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let atlasFile = this.game.cache.text.get(atlasKey);
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if (!atlasFile) return false;
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return atlasFile.premultipliedAlpha;
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}
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/** Returns the SkeletonData instance for the given data and atlas key */
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getSkeletonData (dataKey: string, atlasKey: string) {
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const atlas = this.getAtlas(atlasKey)
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const combinedKey = dataKey + atlasKey;
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let skeletonData: SkeletonData;
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if (this.skeletonDataCache.exists(combinedKey)) {
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skeletonData = this.skeletonDataCache.get(combinedKey);
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} else {
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if (this.game.cache.json.exists(dataKey)) {
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let jsonFile = this.game.cache.json.get(dataKey) as any;
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let json = new SkeletonJson(new AtlasAttachmentLoader(atlas));
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skeletonData = json.readSkeletonData(jsonFile);
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} else {
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let binaryFile = this.game.cache.binary.get(dataKey) as ArrayBuffer;
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let binary = new SkeletonBinary(new AtlasAttachmentLoader(atlas));
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skeletonData = binary.readSkeletonData(new Uint8Array(binaryFile));
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}
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this.skeletonDataCache.add(combinedKey, skeletonData);
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}
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return skeletonData;
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}
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/** Creates a new Skeleton instance from the data and atlas. */
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createSkeleton (dataKey: string, atlasKey: string) {
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return new Skeleton(this.getSkeletonData(dataKey, atlasKey));
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}
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}
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enum SpineSkeletonDataFileType {
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json,
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binary
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}
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class SpineSkeletonDataFile extends Phaser.Loader.MultiFile {
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constructor (loader: Phaser.Loader.LoaderPlugin, key: string, url: string, public fileType: SpineSkeletonDataFileType, xhrSettings: Phaser.Types.Loader.XHRSettingsObject) {
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let file = null;
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let isJson = fileType == SpineSkeletonDataFileType.json;
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if (isJson) {
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file = new Phaser.Loader.FileTypes.JSONFile(loader, {
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key: key,
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url: url,
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extension: "json",
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xhrSettings: xhrSettings,
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} as Phaser.Types.Loader.FileTypes.JSONFileConfig);
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} else {
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file = new Phaser.Loader.FileTypes.BinaryFile(loader, {
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key: key,
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url: url,
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extension: "skel",
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xhrSettings: xhrSettings,
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} as Phaser.Types.Loader.FileTypes.BinaryFileConfig);
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}
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super(loader, SPINE_SKELETON_DATA_FILE_TYPE, key, [file]);
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}
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onFileComplete (file: Phaser.Loader.File) {
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this.pending--;
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}
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addToCache () {
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if (this.isReadyToProcess()) this.files[0].addToCache();
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}
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}
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class SpineAtlasFile extends Phaser.Loader.MultiFile {
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constructor (loader: Phaser.Loader.LoaderPlugin, key: string, url: string, public premultipliedAlpha: boolean = true, xhrSettings: Phaser.Types.Loader.XHRSettingsObject) {
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super(loader, SPINE_ATLAS_FILE_TYPE, key, [
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new Phaser.Loader.FileTypes.TextFile(loader, {
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key: key,
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url: url,
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xhrSettings: xhrSettings,
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extension: "atlas"
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})
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]);
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}
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onFileComplete (file: Phaser.Loader.File) {
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if (this.files.indexOf(file) != -1) {
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this.pending--;
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if (file.type == "text") {
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var lines = file.data.split(/\r\n|\r|\n/);
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let textures = [];
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textures.push(lines[0]);
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for (var t = 1; t < lines.length; t++) {
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var line = lines[t];
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if (line.trim() === '' && t < lines.length - 1) {
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line = lines[t + 1];
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textures.push(line);
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}
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}
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let basePath = file.src.match(/^.*\//);
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for (var i = 0; i < textures.length; i++) {
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var url = basePath + textures[i];
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var key = file.key + "!" + textures[i];
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var image = new Phaser.Loader.FileTypes.ImageFile(this.loader, key, url);
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if (!this.loader.keyExists(image)) {
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this.addToMultiFile(image);
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this.loader.addFile(image);
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}
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}
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}
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}
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}
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addToCache () {
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if (this.isReadyToProcess()) {
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let textureManager = this.loader.textureManager;
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for (let file of this.files) {
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if (file.type == "image") {
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if (!textureManager.exists(file.key)) {
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textureManager.addImage(file.key, file.data);
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}
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} else {
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file.data = {
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data: file.data,
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premultipliedAlpha: this.premultipliedAlpha || file.data.indexOf("pma: true") >= 0
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};
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file.addToCache();
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}
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}
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}
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}
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} |