/// <summary>
/// 显示页面，栈不发生变化
/// </summary>
/// <param name="panelType"></param>
/// <param name="uiStayCanvas"></param>
/// <returns></returns>
public BasePanel ShowPanel(UIPanelType panelType, CanvasType uiStayCanvas)
{
BasePanel panelTemp = GetPanel(panelType, uiStayCanvas);
panelTemp.transform.SetAsLastSibling();
panelTemp.OnEnter();//页面进入显示，可交互
DebugUI();
return(panelTemp);
}
public BasePanel GetPanelFromCache(UIPanelType panelType)
{
if (panelDict == null)
{
return(null);
}
BasePanel panel = null;
panelDict.TryGetValue(panelType, out panel);//不为空就根据类型得到Basepanel
return(panel);
}
//根据面板类型UIPanelType得到实例化的面板
private BasePanel GetPanel(UIPanelType panelType, CanvasType uiStayCanvas)
{
if (panelDict == null)//如果panelDict字典为空，就实例化一个空字典
{
panelDict = new Dictionary <UIPanelType, BasePanel>();
}
BasePanel panel = null;
panelDict.TryGetValue(panelType, out panel); //不为空就根据类型得到Basepanel
if (panel == null) //如果得到的panel为空，那就去panelPathDict字典里面根据路径path找到，然后加载，接着实例化
{
string path = null;
panelPathDict.TryGetValue(panelType, out path);
GameObject instPanel = GameObject.Instantiate(Resources.Load(path)) as GameObject;//根据路径加载并实例化面板
if (uiStayCanvas == CanvasType.World)
{
instPanel.transform.SetParent(this.mWorldCanvas.CanvasTransform, false);//设置为Canvas的子物体,false表示实例化的子物体坐标以Canvas为准
}
else if (uiStayCanvas == CanvasType.Screen)
{
instPanel.transform.SetParent(this.mScreenCanvas.CanvasTransform, false);//设置为Canvas的子物体,false表示实例化的子物体坐标以Canvas为准
}
//TODO
panel = instPanel.GetComponent <BasePanel>();
if (panelDict.ContainsKey(panelType))
{
panelDict[panelType] = panel;
}
else
{
panelDict.Add(panelType, panel);
}
}
return(panel);
}
public string path; //面板所在路径
//实现ISerializationCallbackReceiver的接口， 反序列化方法，从文本信息到对象
public void OnAfterDeserialize()
{
UIPanelType type = (UIPanelType)System.Enum.Parse(typeof(UIPanelType), panelTypeString);//把一个字符串转化为一个枚举
panelType = type;
}
