pixi.js/lib/rendering/renderers/shared/system/SystemRunner.mjs.map

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{"version":3,"file":"SystemRunner.mjs","sources":["../../../../../src/rendering/renderers/shared/system/SystemRunner.ts"],"sourcesContent":["/**\n * SystemRunner is used internally by the renderers as an efficient way for systems to\n * be notified about what the renderer is up to during the rendering phase.\n *\n * ```ts\n * import { SystemRunner } from 'pixi.js';\n *\n * const myObject = {\n *     loaded: new SystemRunner('loaded')\n * }\n *\n * const listener = {\n *     loaded: function(){\n *         // thin\n *     }\n * }\n *\n * myObject.loaded.add(listener);\n *\n * myObject.loaded.emit();\n * ```\n *\n * Or for handling calling the same function on many items\n * ```ts\n * import { SystemRunner } from 'pixi.js';\n *\n * const myGame = {\n *     update: new SystemRunner('update')\n * }\n *\n * const gameObject = {\n *     update: function(time){\n *         // update my gamey state\n *     }\n * }\n *\n * myGame.update.add(gameObject);\n *\n * myGame.update.emit(time);\n * ```\n * @category rendering\n * @internal\n */\nexport class SystemRunner\n{\n    public items: any[];\n    private _name: string;\n\n    /**\n     * @param name - The function name that will be executed on the listeners added to this Runner.\n     */\n    constructor(name: string)\n    {\n        this.items = [];\n        this._name = name;\n    }\n\n    /* jsdoc/check-param-names */\n    /**\n     * Dispatch/Broadcast Runner to all listeners added to the queue.\n     * @param {...any} params - (optional) parameters to pass to each listener\n     */\n    /* jsdoc/check-param-names */\n    public emit(a0?: unknown, a1?: unknown, a2?: unknown, a3?: unknown,\n        a4?: unknown, a5?: unknown, a6?: unknown, a7?: unknown): this\n    {\n        const { name, items } = this;\n\n        for (let i = 0, len = items.length; i < len; i++)\n        {\n            items[i][name](a0, a1, a2, a3, a4, a5, a6, a7);\n        }\n\n        return this;\n    }\n\n    /**\n     * Add a listener to the Runner\n     *\n     * Runners do not need to have scope or functions passed to them.\n     * All that is required is to pass the listening object and ensure that it has contains a function that has the same name\n     * as the name provided to the Runner when it was created.\n     *\n     * Eg A listener passed to this Runner will require a 'complete' function.\n     *\n     * ```ts\n     * import { Runner } from 'pixi.js';\n     *\n     * const complete = new Runner('complete');\n     * ```\n     *\n     * The scope used will be the object itself.\n     * @param {any} item - The object that will be listening.\n     */\n    public add(item: unknown): this\n    {\n        if ((item as any)[this._name])\n        {\n            this.remove(item);\n            this.items.push(item);\n        }\n\n        return this;\n    }\n\n    /**\n     * Remove a single listener from the dispatch queue.\n     * @param {any} item - The listener that you would like to remove.\n     */\n    public remove(item: unknown): this\n    {\n        const index = this.items.indexOf(item);\n\n        if (index !== -1)\n        {\n            this.items.splice(index, 1);\n        }\n\n        return this;\n    }\n\n    /**\n     * Check to see if the listener is already in the Runner\n     * @param {any} item - The listener that you would like to check.\n     */\n    public contains(item: unknown): boolean\n    {\n        return this.items.indexOf(item) !== -1;\n    }\n\n    /** Remove all listeners from the Runner */\n    public removeAll(): this\n    {\n        this.items.length = 0;\n\n        return this;\n    }\n\n    /** Remove all references, don't use after this. */\n    public destroy(): void\n    {\n        this.removeAll();\n        this.items = null;\n        this._name = null;\n    }\n\n    /**\n     * `true` if there are no this Runner contains no listeners\n     * @readonly\n     */\n    public get empty(): boolean\n    {\n        return this.items.length === 0;\n    }\n\n    /**\n     * The name of the runner.\n     * @readonly\n     */\n    public get name(): string\n    {\n        return this._name;\n    }\n}\n"],"names":[],"mappings":";AA2CO,MAAM,YAAA,CACb;AAAA;AAAA;AAAA;AAAA,EAOI,YAAY,IAAA,EACZ;AACI,IAAA,IAAA,CAAK,QAAQ,EAAC;AACd,IAAA,IAAA,CAAK,KAAA,GAAQ,IAAA;AAAA,EACjB;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,EAQO,IAAA,CAAK,IAAc,EAAA,EAAc,EAAA,EAAc,IAClD,EAAA,EAAc,EAAA,EAAc,IAAc,EAAA,EAC9C;AACI,IAAA,MAAM,EAAE,IAAA,EAAM,KAAA,EAAM,GAAI,IAAA;AAExB,IAAA,KAAA,IAAS,IAAI,CAAA,EAAG,GAAA,GAAM,MAAM,MAAA,EAAQ,CAAA,GAAI,KAAK,CAAA,EAAA,EAC7C;AACI,MAAA,KAAA,CAAM,CAAC,CAAA,CAAE,IAAI,CAAA,CAAE,EAAA,EAAI,EAAA,EAAI,EAAA,EAAI,EAAA,EAAI,EAAA,EAAI,EAAA,EAAI,EAAA,EAAI,EAAE,CAAA;AAAA,IACjD;AAEA,IAAA,OAAO,IAAA;AAAA,EACX;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,EAoBO,IAAI,IAAA,EACX;AACI,IAAA,IAAK,IAAA,CAAa,IAAA,CAAK,KAAK,CAAA,EAC5B;AACI,MAAA,IAAA,CAAK,OAAO,IAAI,CAAA;AAChB,MAAA,IAAA,CAAK,KAAA,CAAM,KAAK,IAAI,CAAA;AAAA,IACxB;AAEA,IAAA,OAAO,IAAA;AAAA,EACX;AAAA;AAAA;AAAA;AAAA;AAAA,EAMO,OAAO,IAAA,EACd;AACI,IAAA,MAAM,KAAA,GAAQ,IAAA,CAAK,KAAA,CAAM,OAAA,CAAQ,IAAI,CAAA;AAErC,IAAA,IAAI,UAAU,CAAA,CAAA,EACd;AACI,MAAA,IAAA,CAAK,KAAA,CAAM,MAAA,CAAO,KAAA,EAAO,CAAC,CAAA;AAAA,IAC9B;AAEA,IAAA,OAAO,IAAA;AAAA,EACX;AAAA;AAAA;AAAA;AAAA;AAAA,EAMO,SAAS,IAAA,EAChB;AACI,IAAA,OAAO,IAAA,CAAK,KAAA,CAAM,OAAA,CAAQ,IAAI,CAAA,KAAM,CAAA,CAAA;AAAA,EACxC;AAAA;AAAA,EAGO,SAAA,GACP;AACI,IAAA,IAAA,CAAK,MAAM,MAAA,GAAS,CAAA;AAEpB,IAAA,OAAO,IAAA;AAAA,EACX;AAAA;AAAA,EAGO,OAAA,GACP;AACI,IAAA,IAAA,CAAK,SAAA,EAAU;AACf,IAAA,IAAA,CAAK,KAAA,GAAQ,IAAA;AACb,IAAA,IAAA,CAAK,KAAA,GAAQ,IAAA;AAAA,EACjB;AAAA;AAAA;AAAA;AAAA;AAAA,EAMA,IAAW,KAAA,GACX;AACI,IAAA,OAAO,IAAA,CAAK,MAAM,MAAA,KAAW,CAAA;AAAA,EACjC;AAAA;AAAA;AAAA;AAAA;AAAA,EAMA,IAAW,IAAA,GACX;AACI,IAAA,OAAO,IAAA,CAAK,KAAA;AAAA,EAChB;AACJ;;;;"}