protected void DrawState(GameTime gameTime, SpartaState state)
{
//state.OnBeforeDraw(gameTime, SpriteBatch);
state.Draw(gameTime, SpriteBatch);
state.OnPostDraw(gameTime, SpriteBatch);
}
/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
SpartaState[] spartaStates = states.Array;
int count = states.Count;
SpartaState activatedState = null;
SpartaState transitionInState = null;
SpartaState transitionOutState = null;
for (int i = 0; i < count; i++)
{
if (spartaStates[i].Mode == SpartaState.SpartaStateMode.Activated)
{
activatedState = spartaStates[i];
break;
}
else if (spartaStates[i].Mode == SpartaState.SpartaStateMode.TransitionIn)
{
transitionInState = spartaStates[i];
}
else if (spartaStates[i].Mode == SpartaState.SpartaStateMode.TransitionOff)
{
transitionOutState = spartaStates[i];
}
}
if (activatedState != null)
{
activatedState.OnBeforeDraw(gameTime, SpriteBatch);
GraphicsDevice.Clear(BackgroundColor);
DrawBackgroundImage();
activatedState.Draw(gameTime, SpriteBatch);
activatedState.OnPostDraw(gameTime, SpriteBatch);
}
else
{
if (transitionOutState != null)
{
transitionOutState.OnBeforeDraw(gameTime, SpriteBatch);
}
if (transitionInState != null)
{
transitionInState.OnBeforeDraw(gameTime, SpriteBatch);
}
GraphicsDevice.Clear(BackgroundColor);
DrawBackgroundImage();
bool stopDrawing = false;
if (transitionInState != null && transitionOutState != null)
{
if (transitionInState.DrawPriority)
{
DrawState(gameTime, transitionOutState);
DrawState(gameTime, transitionInState);
stopDrawing = true;
}
else if (transitionOutState.DrawPriority)
{
DrawState(gameTime, transitionInState);
DrawState(gameTime, transitionOutState);
stopDrawing = true;
}
}
if (!stopDrawing)
{
if (transitionOutState != null)
{
DrawState(gameTime, transitionOutState);
}
if (transitionInState != null)
{
DrawState(gameTime, transitionInState);
}
}
}
#if DEBUG
SpartaDebug.Draw(SpriteBatch);
#endif
}