在 SKAction 中运行代码块

一个有用的案例是让操作运行一段代码。

在 Swift 中:

let node = SKSpriteNode(imageNamed: "image")
let actionBlock = SKAction.runBlock({
    //Do what you want here
    if let gameScene = node.scene as? GameScene {
        gameScene.score += 5
    }
})
node.runAction(actionBlock)