public MessageInputHandler(WorldInstance worldInstance, MessageRendererState messageRendererState, TimeSpan totalTime, Action<IXnaGameTime> messageClosingDelegate)
{
worldInstance.ThrowIfNull("worldInstance");
messageRendererState.ThrowIfNull("messageRendererState");
messageClosingDelegate.ThrowIfNull("messageClosingDelegate");
_worldInstance = worldInstance;
_messageRendererState = messageRendererState;
_messageClosingDelegate = messageClosingDelegate;
_answerKeyboardStateHelper = new KeyboardStateHelper(
KeyDown,
null,
null,
TextAdventure.Xna.Constants.MessageRenderer.Input.AcceptKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.NextAnswerKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.PreviousAnswerKey);
_scrollKeyboardStateHelper = new KeyboardStateHelper(
_scrollKeyboardRepeatHelper,
TextAdventure.Xna.Constants.MessageRenderer.Input.ScrollUpKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.ScrollDownKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.HomeKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.EndKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.PageUpKey,
TextAdventure.Xna.Constants.MessageRenderer.Input.PageDownKey);
_scrollKeyboardRepeatHelper.InitialInterval = TextAdventure.Xna.Constants.MessageRenderer.Input.ScrollKeyboardInterval;
_scrollKeyboardRepeatHelper.RepeatingInterval = TextAdventure.Xna.Constants.MessageRenderer.Input.ScrollKeyboardInterval;
}
public MessageFadeOutAndScaleUpdater(MessageRendererState messageRendererState, TimeSpan totalTime, Action completeDelegate)
{
messageRendererState.ThrowIfNull("messageRendererState");
completeDelegate.ThrowIfNull("completeDelegate");
if (totalTime < TimeSpan.Zero)
{
throw new ArgumentOutOfRangeException("totalTime");
}
_messageRendererState = messageRendererState;
_completeDelegate = completeDelegate;
_timedLerpHelper = new TimedLerpHelper(totalTime, TextAdventure.Xna.Constants.MessageRenderer.FadeOutDuration, 1f, 0f);
}
private void ProcessMessage(TimeSpan totalGameTime)
{
bool processingMessage = _messageRenderer != null;
bool messageAvailable = !_worldInstance.WorldTime.Paused && _worldInstance.MessageMananger.Count > 0;
if (processingMessage || !messageAvailable)
{
return;
}
_messageRendererState = new MessageRendererState
{
Message = _worldInstance.MessageMananger.DequeueMessage()
};
_messageRenderer = new MessageRenderer(_messageRendererState);
_messageFadeInAndScaleUpdater = new MessageFadeInAndScaleUpdater(_messageRendererState, totalGameTime, MessageOpened);
_rendererCollection.Add(_messageRenderer);
_updaterCollection.Add(_messageFadeInAndScaleUpdater);
_inputManager.ClaimFocus(Focus.Message);
}
private void MessageClosed()
{
IMessage message = _messageRendererState.Message;
_updaterCollection.Remove(_messageFadeOutAndScaleUpdater);
_rendererCollection.Remove(_messageRenderer);
_messageFadeOutAndScaleUpdater = null;
_messageRenderer = null;
_messageRendererState = null;
_inputManager.RelinquishFocus();
_worldInstance.MessageMananger.MessageClosed(message);
}
