//地图分为3个层次：
//1，整个地图map
//2，地图块MapItem，组成map的元素，移动以及旋转以mapItem为单位
//3，瓷砖tile，组成mapItem的元素，方块
/// <summary>
/// 根据配置文件动态创建地图
/// </summary>
/// <param name="mapPath"></param>
public void ReadJsonAndInit(string mapPath)
{
string jsonText = ResourcesManager.Instance.LoadAssetByFullName <TextAsset>(mapPath).text;
JsonData rootData = JsonMapper.ToObject(jsonText);
tileWidth = (float)(double)rootData["Width"];
jumpWidth = PlayerModel.Instance.Speed * PlayerModel.Instance.StandJumpTime;
//用来控制地图生成的位置与方向
mapCreatePoint = new GameObject("MapCreatePoint").transform;
mapCreatePoint.position = new Vector3(0, -0.18f, 0);
mapCreatePoint.forward = Vector3.forward;
//地图元素的父物体
mapParent = new GameObject("MapParent").transform;
mapParent.position = mapCreatePoint.position;
JsonData maps = rootData["Map"];
foreach (JsonData map in maps)
{
MapItem mapItem = new MapItem();
mapItem.Init(this);
mapItem.CreateMapItem(map);
mapItems.Add(mapItem);
}
}