text: import { Command } from '../Command.js';
  
  class SetMaterialVectorCommand extends Command {
  
  	constructor( editor, object, attributeName, newValue, materialSlot ) {
  
  		super( editor );
  
  		this.type = 'SetMaterialColorCommand';
  		this.name = `Set Material.${attributeName}`;
  		this.updatable = true;
  
  		this.object = object;
  		this.material = this.editor.getObjectMaterial( object, materialSlot );
  
  		this.oldValue = ( this.material !== undefined ) ? this.material[ attributeName ].toArray() : undefined;
  		this.newValue = newValue;
  
  		this.attributeName = attributeName;
  
  	}
  
  	execute() {
  
  		this.material[ this.attributeName ].fromArray( this.newValue );
  
  		this.editor.signals.materialChanged.dispatch( this.material );
  
  	}
  
  	undo() {
  
  		this.material[ this.attributeName ].fromArray( this.oldValue );
  
  		this.editor.signals.materialChanged.dispatch( this.material );
  
  	}
  
  	update( cmd ) {
  
  		this.newValue = cmd.newValue;
  
  	}
  
  	toJSON() {
  
  		const output = super.toJSON( this );
  
  		output.objectUuid = this.object.uuid;
  		output.attributeName = this.attributeName;
  		output.oldValue = this.oldValue;
  		output.newValue = this.newValue;
  
  		return output;
  
  	}
  
  	fromJSON( json ) {
  
  		super.fromJSON( json );
  
  		this.object = this.editor.objectByUuid( json.objectUuid );
  		this.attributeName = json.attributeName;
  		this.oldValue = json.oldValue;
  		this.newValue = json.newValue;
  
  	}
  
  }
  
  export { SetMaterialVectorCommand };
  