skingtree的专栏

-(void)changeState:(CharacterStates)newState { if (characterState == kStateDead) return; // No need to change state further once I am dead [self stopAllActions]; id action = nil; characterState = new

启动addEnemy的循环 Listing 5.18 GameplayLayer.m init method additions [self schedule:@selector(addEnemy) interval:10.0f]; addEnemy 作为对外的入口 - 内部统一用 createObjectOfType 来处理 如果XXX （不再加入Enemy了），unsched