package Sarah

import (
	"github.com/faiface/pixel/pixelgl"
	"time"
)

func MakeSceneManager(window *pixelgl.Window) *SceneManager {
	s := new(SceneManager)
	s.Window = window
	return s
}



type SceneManager struct {
	Window *pixelgl.Window//窗口索引
	Status bool//场景启动状态
	Mouse_listener Mouse_listener//鼠标监听器
	AudioPlayer *Audio_sound//音频播放器
	KeyBord *KeyBord//键盘监听器
	Camera *Camera//相机

	Buttons map[string]*Button//按钮组件表
	Sprite map[string]*Sprite//图像组件表
	Animations map[string]*Animation//动画组件表
	Text map[string]*Text//文字组件表

	Rigid  *Rigid//2d刚体

	//计时器
	Clock *Clock
	//计时参数
	DT float64
}
//初始化
func (this *SceneManager) Init(w *pixelgl.Window){
	//设置场景启动状态为开启
	this.Status = true

	this.Window = w

	//初始化相机
	this.Camera = new(Camera)

	this.AudioPlayer.Init("Sarah/init.wav")

	//初始化键盘监听器
	this.KeyBord = MakeKeyBord()

	//初始化按钮组件表
	this.Buttons = make(map[string]*Button)

	//初始化图片件表
	this.Sprite = make(map[string]*Sprite)

	//初始化动画组件
	this.Animations = make(map[string]*Animation)

	//初始化文字组件
	this.Text = make(map[string]*Text)

	//初始化刚体系统
	this.Rigid = new(Rigid)

	this.Clock = new(Clock)
	this.Clock.Work = make(map[string]float64)
}
//运行场景
func (this *SceneManager) Run(f func(s *SceneManager)){
	Last := time.Now()
	for this.Status == true && !this.Window.Closed(){
		this.DT = time.Since(Last).Seconds()
		Last = time.Now()
		f(this)

		this.Window.Update()
	}
}
//按钮操作
func (this *SceneManager) AddButton(button *Button,id string){
	//把按钮加入组件表
	this.Buttons[id] = button
}
func (this *SceneManager) DeleteButton(id string){
	delete(this.Buttons,id)//从组件表删除
}
//精灵操作
func (this *SceneManager) AddSprite(sprite *Sprite,id string){
	this.Sprite[id] = sprite
}
func (this *SceneManager) DeleteSprite(id string){
	delete(this.Sprite,id)//从组件表删除
}
//动画操作
func (this *SceneManager) AddAnimation(animation *Animation,id string){
	this.Animations[id] = animation
}
func (this *SceneManager) DeleteAnimation(id string){
	delete(this.Animations,id)//从组件表删除
}
//文字操作
func (this *SceneManager) AddText(text *Text,id string){
	this.Text[id] = text
}
func (this *SceneManager) DeleteText(id string){
	delete(this.Text,id)//从组件表删除
}