public void Regist(GameObject obj)
{
if (canvasDics.ContainsKey(obj))
{
UnRegist(obj);
}
var canvas = GameObjectEx.Create <Canvas>("ReelText", obj.transform, relativePosition);
canvas.transform.localScale = canvasScale;
canvas.GetComponent <RectTransform>().SetSize(canvasSize);
canvas.worldCamera = Camera.main;
canvas.sortingLayerName = sortingLayerName;
canvas.sortingOrder = sortingOrder;
var text = GameObjectEx.Create <Text>("Text", canvas.transform, Vector3.zero);
text.font = font;
text.fontSize = fontSize;
text.color = fontColor;
text.alignment = TextAnchor.MiddleCenter;
text.GetComponent <RectTransform>().SetFullSize();
text.raycastTarget = false;
canvasDics[obj] = canvas;
}