// Update
public void Update( float frameTime )
{
if ( CurrentScreen == null )
return;
switch ( State )
{
// Init
case E_ScreenState.Init:
{
CurrentScreen.Init();
CurrentScreen.TimelineActive( "start", true, false );
State = E_ScreenState.Start;
Time = 0.0f;
goto case E_ScreenState.Start; //break;
}
// Start
case E_ScreenState.Start:
{
CurrentScreen.StartLoop( frameTime );
if ( Time >= StartTimer )
{
State = E_ScreenState.Update;
Time = 0.0f;
}
else
Time = MathHelper.Min( Time + frameTime, StartTimer );
break;
}
// Update
case E_ScreenState.Update:
{
CurrentScreen.Update( frameTime );
Time += frameTime;
break;
}
// End
case E_ScreenState.End:
{
CurrentScreen.EndLoop( frameTime );
if ( Time >= EndTimer )
{
CurrentScreen.End();
// switch to the next screen
CurrentScreen = NextScreen;
NextScreen = null;
if ( CurrentScreen != null )
{
State = E_ScreenState.Init;
Update( frameTime );
}
else
State = E_ScreenState.None;
}
else
Time = MathHelper.Min( Time + frameTime, EndTimer );
break;
}
}
}
// SetNextScreen
public void SetNextScreen( Screen nextScreen )
{
if ( CurrentScreen == null )
{
// initial screen
CurrentScreen = nextScreen;
State = E_ScreenState.Init;
}
else
{
// next screen
NextScreen = nextScreen;
State = E_ScreenState.End;
Time = 0.0f;
CurrentScreen.TimelineActive( "start", false, false );
CurrentScreen.TimelineActive( "end", true, false );
}
}
