/// <summary>
/// Update all the game component
/// </summary>
/// <param name="gameTime"></param>
/// <param name="otherScreenHasFocus"></param>
/// <param name="coveredByOtherScreen"></param>
public override void Update(GameTime gameTime, bool otherScreenHasFocus, bool coveredByOtherScreen)
{
// Do not advance to the highscore screen if sounds are playing
if (moveToHighScore && !AudioManager.AreSoundsPlaying())
{
ScreenManager.Game.Components.Remove(currentLevel);
foreach (GameScreen screen in ScreenManager.GetScreens())
{
screen.ExitScreen();
}
ScreenManager.AddScreen(new BackgroundScreen(true), null);
ScreenManager.AddScreen(new HighScoreScreen(), null);
}
// Do not perform advance update logic if the game is inactive or we are
// moving to the highscore screen
if (!IsActive || moveToHighScore)
{
base.Update(gameTime, otherScreenHasFocus, coveredByOtherScreen);
return;
}
if ((inputState == TouchInputState.GracePeriod) && (isActive))
{
inputTimeMeasure += gameTime.ElapsedGameTime;
// if the input grace period is over, handle the touch input
if (inputTimeMeasure >= inputGracePeriod)
{
currentLevel.RegisterTouch(lastPressInput);
inputState = TouchInputState.Idle;
}
}
// If the user passed the level, advance to the next or finish the game if
// the current level was last
if (currentLevel.CurrentState == LevelState.FinishedOk && isActive)
{
AudioManager.PlaySound("success");
if (currentLevelNumber < maxLevelNumber)
{
currentLevelNumber++;
isLevelChange = true;
}
else
{
FinishCurrentGame();
}
}
// If the user failed to pass the level, revert to level one, allowing the
// user to register a highscore if he reached a high enough level
else if (currentLevel.CurrentState == LevelState.FinishedFail)
{
isActive = false;
if (HighScoreScreen.IsInHighscores(currentLevelNumber))
{
// The player has a highscore - show the device's keyboard
Guide.BeginShowKeyboardInput(PlayerIndex.One,
Constants.HighscorePopupTitle, Constants.HighscorePopupText,
Constants.HighscorePopupDefault, ShowHighscorePromptEnded,
false);
}
else
{
AudioManager.PlaySound("fail");
isActive = true;
currentLevelNumber = 1;
isLevelChange = true;
}
}
if (isLevelChange)
{
ScreenManager.Game.Components.Remove(currentLevel);
currentLevel = new Level(ScreenManager.Game,
ScreenManager.SpriteBatch,
currentLevelNumber, buttonsTexture);
currentLevel.IsActive = true;
ScreenManager.Game.Components.Add(currentLevel);
isLevelChange = false;
}
base.Update(gameTime, otherScreenHasFocus, coveredByOtherScreen);
}
/// <summary>
/// Handle user presses.
/// </summary>
/// <param name="touchPoints">The locations touched by the user. The list
/// is expected to contain at least one member.</param>
public void RegisterTouch(List <TouchLocation> touchPoints)
{
if ((CurrentState == LevelState.Started ||
CurrentState == LevelState.InProcess))
{
ButtonColors[] stepColors = sequence.First.Value;
bool validTouchRegistered = false;
if (touchPoints.Count > 0)
{
// Reset current touch sample
for (int i = 0; i < Settings.ButtonAmount; i++)
{
currentTouchSampleColors[i] = null;
}
// Go over the touch points and populate the current touch sample
for (int i = 0; i < touchPoints.Count; i++)
{
var gestureBox = new BoundingBox(
new Vector3(touchPoints[i].Position.X - 5,
touchPoints[i].Position.Y - 5, 0),
new Vector3(touchPoints[i].Position.X + 10,
touchPoints[i].Position.Y + 10, 0));
if (redShpere.Intersects(gestureBox))
{
currentTouchSampleColors[i] = ButtonColors.Red;
AudioManager.PlaySound("red");
}
else if (yellowShpere.Intersects(gestureBox))
{
currentTouchSampleColors[i] = ButtonColors.Yellow;
AudioManager.PlaySound("yellow");
}
else if (blueShpere.Intersects(gestureBox))
{
currentTouchSampleColors[i] = ButtonColors.Blue;
AudioManager.PlaySound("blue");
}
else if (greenShpere.Intersects(gestureBox))
{
currentTouchSampleColors[i] = ButtonColors.Green;
AudioManager.PlaySound("green");
}
CurrentState = LevelState.InProcess;
}
List <ButtonColors> colorsHit =
new List <ButtonColors>(currentTouchSampleColors.Length);
// Check if the user pressed at least one of the colored buttons
foreach (var hitColor in currentTouchSampleColors)
{
if (hitColor.HasValue)
{
validTouchRegistered = true;
colorsHit.Add(hitColor.Value);
}
}
// Find the buttons which the user failed to touch
List <ButtonColors> missedColors =
new List <ButtonColors>(stepColors.Length);
foreach (var stepColor in stepColors)
{
if (!colorsHit.Contains(stepColor))
{
missedColors.Add(stepColor);
}
}
// If the user failed to perform the current move, fail the level
// Do nothing if no buttons were touched
if (((missedColors.Count > 0) ||
(touchPoints.Count != stepColors.Length)) && validTouchRegistered)
{
CurrentState = LevelState.Fault;
}
if (validTouchRegistered)
{
// Show user pressed buttons, reset timeout period
// for button flash
drawUserInput = true;
inputFlashPeriod = TimeSpan.Zero;
MovesPerformed++;
sequence.Remove(stepColors);
if ((sequence.Count == 0) && (CurrentState != LevelState.Fault))
{
CurrentState = LevelState.Success;
}
}
}
}
}