55 lines
1.4 KiB
TypeScript
55 lines
1.4 KiB
TypeScript
import { Entity, Component } from '@esengine/ecs-framework';
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import { MessageHub } from '@esengine/editor-core';
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import { BaseCommand } from '../BaseCommand';
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/**
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* 添加组件命令
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*/
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export class AddComponentCommand extends BaseCommand {
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private component: Component | null = null;
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constructor(
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private messageHub: MessageHub,
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private entity: Entity,
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private ComponentClass: new () => Component,
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private initialData?: Record<string, unknown>
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) {
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super();
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}
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execute(): void {
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this.component = new this.ComponentClass();
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// 应用初始数据
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if (this.initialData) {
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for (const [key, value] of Object.entries(this.initialData)) {
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(this.component as any)[key] = value;
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}
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}
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this.entity.addComponent(this.component);
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this.messageHub.publish('component:added', {
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entity: this.entity,
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component: this.component
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});
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}
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undo(): void {
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if (!this.component) return;
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this.entity.removeComponent(this.component);
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this.messageHub.publish('component:removed', {
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entity: this.entity,
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componentType: this.ComponentClass.name
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});
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this.component = null;
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}
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getDescription(): string {
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return `添加组件: ${this.ComponentClass.name}`;
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}
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}
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