private IEnumerator loadScene()
{
yield return(SceneManager.LoadSceneAsync(SceneNames[(int)NextFlow]));
_OnChangeFlowEvent?.Invoke(true);
switch (_State)
{
case FlowState.NextAsyncLoading:
{
FlowHistory.Add(NextFlow);
if (FlowHistory.Count >= _FLOW_HISTORY_NUM)
{
FlowHistory.RemoveAt(0);
}
}
break;
case FlowState.BackAsyncLoading:
{
FlowHistory.RemoveAt(FlowHistory.Count - 1);
}
break;
}
_State = FlowState.Idle;
CurrentFlow = NextFlow;
NextFlow = Flow.None;
}
public void NextAsync(Flow nextFlow, onChangedFlow onChanged = null)
{
bool isFailed = false;
isFailed = isFailed | _State != FlowState.Idle;
isFailed = isFailed | (((int)nextFlow < 0) || ((int)nextFlow >= SceneNames.Length));
if (isFailed)
{
onChanged?.Invoke(false);
return;
}
_OnChangeFlowEvent = onChanged;
_State = FlowState.NextAsyncLoading;
NextFlow = nextFlow;
StartCoroutine(loadScene());
}
public void BackAsync(onChangedFlow onChanged = null)
{
bool isFailed = false;
isFailed = isFailed | _State != FlowState.Idle;
isFailed = isFailed | (FlowHistory.Count < 1);
if (isFailed)
{
onChanged?.Invoke(false);
return;
}
int index = FlowHistory.Count - 1;
var next = FlowHistory[index];
_OnChangeFlowEvent = onChanged;
_State = FlowState.BackAsyncLoading;
NextFlow = next;
StartCoroutine(loadScene());
}