private EWorkflowStatus UpdateCurrent(float deltaTime, out EWorkflowEndReason lastReason)
{
DebugUtility.AssertFormat(mLastStatus == EWorkflowStatus.Running, "The status is not [Running].");
DebugUtility.AssertFormat(mLastReason != EWorkflowEndReason.Failure, "The last reason is [Failure].");
EWorkflowStatus status = EWorkflowStatus.Running;
lastReason = EWorkflowEndReason.Success;
if (currentIndex >= 0 && currentIndex < count)
{
var current = mWorkflows[currentIndex];
status = current.GetStatus();
if (status == EWorkflowStatus.Running)
{
status = current.OnUpdate(deltaTime, out lastReason);
if (status != EWorkflowStatus.Running)
{
current.End(lastReason);
lastReason = current.GetLastReason();
}
}
}
mLastReason = lastReason;
return(status);
}
private void DoNext()
{
// status is the the status of single flow
while (mLastStatus != EWorkflowStatus.Running)
{
currentIndex++;
if (currentIndex >= count)
{
mLastStatus = EWorkflowStatus.Done;
mLastReason = EWorkflowEndReason.Success;
// reset the index
currentIndex = -1;
break;
}
else
{
var current = mWorkflows[currentIndex];
if (!ToContinueWorkflow(mLastReason))
{
break;
}
mLastStatus = current.Begin(ref mLastReason);
if (mLastStatus != EWorkflowStatus.Running)
{
current.End(mLastReason);
}
}
}
}
public EWorkflowStatus OnUpdate(float deltaTime, out EWorkflowEndReason lastReason)
{
DebugUtility.AssertFormat(mLastStatus == EWorkflowStatus.Running, "The status is not running.");
UpdateCurrent(deltaTime, out lastReason);
DoNext();
return(mLastStatus);
}
public virtual EWorkflowStatus Begin(ref EWorkflowEndReason lastReason)
{
DebugUtility.AssertFormat(count > 0, "The flow queue in manager is empty.");
mLastStatus = EWorkflowStatus.Running;
mLastReason = EWorkflowEndReason.Success;
Next();
lastReason = mLastReason;
// return the status of flow manager
return(mLastStatus);
}
private EWorkflowEndReason EndCurrentFlow(EWorkflowEndReason assumeReason, EWorkflowEndReason contextReason)
{
EWorkflowEndReason result = assumeReason;
if (currentIndex >= 0 && currentIndex < count)
{
var current = mWorkflows[currentIndex];
EWorkflowStatus status = current.GetStatus();
if (status == EWorkflowStatus.Running)
{
current.End(contextReason);
}
result = current.GetLastReason();
}
mLastStatus = EWorkflowStatus.Done;
mLastReason = result;
return(result);
}
public EWorkflowStatus OnUpdate(float deltaTime, out EWorkflowEndReason reason)
{
reason = EWorkflowEndReason.Success;
EWorkflowStatus status = mStatus;
if (status == EWorkflowStatus.Running)
{
passed += deltaTime;
status = DoUpdate(deltaTime, out reason);
if (status != EWorkflowStatus.Done)
{
if (duration > 0.0f && passed >= duration)
{
status = EWorkflowStatus.Done;
reason = EWorkflowEndReason.Success;
}
}
}
return(status);
}
protected virtual EWorkflowStatus DoUpdate(float deltaTime, out EWorkflowEndReason reason)
{
reason = EWorkflowEndReason.Success;
return(EWorkflowStatus.Done);
}
protected virtual void OnStop(EWorkflowEndReason reason)
{
}
public void End(EWorkflowEndReason reason)
{
mStatus = EWorkflowStatus.Done;
mLastReason = reason;
OnStop(reason);
}
public virtual EWorkflowStatus Begin(ref EWorkflowEndReason lastFlowReason)
{
return(EWorkflowStatus.Running);
}
public virtual bool ToContinueWorkflow(EWorkflowEndReason lastEndReason)
{
return(lastEndReason != EWorkflowEndReason.Failure);
}
public void End(EWorkflowEndReason reason)
{
}
