protected override void Update(GameTime gameTime)
{
cursorPos = new Vector2(Mouse.GetState().X, Mouse.GetState().Y);
// Updating the game while in Start Menu
// When game is at start menu it adds music and checks if we press
// the buttons. If we do press the buttons it changes the game state
// and changes other variables.
if (gameState == GameState.StartMenu)
{
// Music Properties
if (MediaPlayer.State != MediaState.Playing)
{
MediaPlayer.Play(menuSong);
MediaPlayer.IsRepeating = true;
MediaPlayer.Volume = 0.1f;
}
// When pressing the Play Button
if (playButton.clicked)
{
clickSound.Play();
levelMenu1 = true;
gameState = GameState.LevelMenu;
playButton.clicked = false;
}
// When pressing the Quit Button
if (quitButton.clicked)
{
this.Exit();
}
// When pressing name check button
if (checkButton.clicked)
{
clickSound.Play();
checkedPlayerName = playerName;
checkButton.clicked = false;
}
playButton.Update();
quitButton.Update();
checkButton.Update();
// Player name input
foreach (Keys k in Keyboard.GetState().GetPressedKeys())
{
if ((k >= Keys.A && k <= Keys.Z) && Input.IsKeyReleased(k))
{
playerName += k.ToString();
}
if ((k == Keys.Enter) && Input.IsKeyReleased(k))
{
checkedPlayerName = playerName;
}
if ((k == Keys.Back) && Input.IsKeyReleased(k))
{
if (playerName.Length < 0)
{
playerName += "";
}
else
{
playerName = playerName.Remove(playerName.Length - 1);
}
}
}
}
// Updating the game while in LEVEL MENU and so it means that it is testing
// if the buttons are clicked and if so it changes the game state and the level.
if (gameState == GameState.LevelMenu)
{
if (levelMenu1 == true)
{
if (nivel1Button.clicked)
{
InitializeLevel(0);
nivel1Button.clicked = false;
}
if (nivel2Button.clicked)
{
InitializeLevel(1);
nivel2Button.clicked = false;
}
if (nivel3Button.clicked)
{
InitializeLevel(2);
nivel3Button.clicked = false;
}
if (nivel4Button.clicked)
{
InitializeLevel(3);
nivel4Button.clicked = false;
}
if (nivel5Button.clicked)
{
InitializeLevel(4);
nivel5Button.clicked = false;
}
if (nivel6Button.clicked)
{
InitializeLevel(5);
nivel6Button.clicked = false;
}
if (previousMenuButton.clicked)
{
clickSound.Play();
levelMenu1 = false;
levelMenu2 = false;
gameState = GameState.StartMenu;
previousMenuButton.clicked = false;
}
if (nextMenuButton.clicked)
{
clickSound.Play();
levelMenu1 = false;
levelMenu2 = true;
nextMenuButton.clicked = false;
}
nivel1Button.Update();
nivel2Button.Update();
nivel3Button.Update();
nivel4Button.Update();
nivel5Button.Update();
nivel6Button.Update();
previousMenuButton.Update();
nextMenuButton.Update();
}
if (levelMenu2 == true)
{
if (nivel7Button.clicked)
{
InitializeLevel(6);
nivel7Button.clicked = false;
}
if (nivel8Button.clicked)
{
InitializeLevel(7);
nivel8Button.clicked = false;
}
if (nivel9Button.clicked)
{
InitializeLevel(8);
nivel9Button.clicked = false;
}
if (nivel10Button.clicked)
{
InitializeLevel(9);
nivel10Button.clicked = false;
}
if (nivel11Button.clicked)
{
InitializeLevel(10);
nivel11Button.clicked = false;
}
if (nivel12Button.clicked)
{
InitializeLevel(11);
nivel12Button.clicked = false;
}
if (previousMenuButton.clicked)
{
clickSound.Play();
levelMenu1 = true;
levelMenu2 = false;
previousMenuButton.clicked = false;
}
nivel7Button.Update();
nivel8Button.Update();
nivel9Button.Update();
nivel10Button.Update();
nivel11Button.Update();
nivel12Button.Update();
previousMenuButton.Update();
}
}
// Updating the game while in Playing, Pause and GameOver
if (gameState == GameState.Playing)
{
// In Playing Mode.
if (isPlaying == true)
{
// It checks if the pause is clicked to go to the pause menu.
if (pauseButton.clicked)
{
isPaused = true;
pauseButton.clicked = false;
}
// Shooting
// Pressing mouse left click and verifing if some variables are true
// shoots the flask by calculating direction vector between mouse position and
// flask position and gives him a velocity by multiplying the position w/ the speed.
if (Input.IsMousePressed())
{
if ((gun.canShoot) && (Mouse.GetState().X > 200))
{
flaskSound.Play(0.3f, 0.6f, 0);
flask = currentLevel.flaskList[currentFlask];
flask.position = new Vector2(70, 375);
Vector2 direction = new Vector2(Mouse.GetState().X - flask.position.X, Mouse.GetState().Y - flask.position.Y);
direction.Normalize();
flask.velocity = direction * flask.speed;
currentFlask++;
gun.canShoot = false;
flask.visible = true;
flask.idleRotation = 2;
currentLevel.attemptScore -= 10000;
}
}
// Collisions and Gravity Fields
if ((gun.canShoot == false) && (flask != null))
{
//Shoot enabled when flask reaches screen bounds
if (GraphicsDevice.Viewport.Bounds.Contains(flask.myspace) == false)
{
flaskLostSound.Play(0.8f, 0.3f, 0);
currentLevel.orbitingScore = 0;
gun.canShoot = true;
flask.visible = false;
if (currentFlask >= 4)
{
if (currentLevel.IsFinished == false)
{
gameState = GameState.GameOver;
}
currentFlask = 0;
}
}
// For each flask in the list it calculates its update
foreach (Flask f in currentLevel.flaskList)
{
f.Update(gameTime.ElapsedGameTime);
}
// For each planet in the list
foreach (Planet p in currentLevel.planetList)
{
// Calculates flask gravity when entering planet atmosphere
if (flask.calculateGravity(p))
{
currentLevel.orbitingScore += 105;
}
// When flask colide with any planet
if (Vector2.Distance(new Vector2(flask.myspace.Center.X, flask.myspace.Center.Y),
new Vector2(p.myspace.Center.X, p.myspace.Center.Y)) < p.radius + 15)
{
if (p.isTarget == true)
{
currentLevel.IsFinished = true;
}
else
{
currentLevel.orbitingScore = 0;
flask.visible = false;
gun.canShoot = true;
crashingSound.Play();
}
// If the fourth flask colides with any planet, despite the target, its GameOver
if (currentFlask >= 4)
{
if (currentLevel.IsFinished == false)
{
gameState = GameState.GameOver;
}
currentFlask = 0;
}
}
}
}
foreach (Planet p in currentLevel.planetList)
{
p.Update(gameTime.ElapsedGameTime);
}
gun.Update(gameTime.ElapsedGameTime);
pauseButton.Update();
}
// In Pause Menu
if (isPaused == true)
{
isPlaying = false;
// Click Resume Button to go back to the playing state
if (pauseResumeButton.clicked)
{
isPaused = false;
isPlaying = true;
pauseResumeButton.clicked = false;
}
// Click Menu Button to go back to level menu
if ((pauseMenuButton.clicked))
{
isPaused = false;
isPlaying = false;
gameState = GameState.LevelMenu;
pauseMenuButton.clicked = false;
}
// It checks if the retry button is clicked to reset the level.
if (pauseRestartButton.clicked)
{
isPaused = false;
pauseRestartButton.clicked = false;
InitializeLevel(Level.n_level);
}
pauseResumeButton.Update();
pauseMenuButton.Update();
pauseRestartButton.Update();
}
// In Finish Mode
if (currentLevel.IsFinished == true)
{
isPlaying = false;
finalRetryButton.Update();
currentLevel.UpdateFinish();
if ((Level.n_level < 0) || (Level.n_level > levelList.Count - 1))
{
gameState = GameState.LevelMenu;
MediaPlayer.Play(menuSong);
}
else if (currentLevel.IsFinished == false)
{
InitializeLevel(Level.n_level);
}
// It checks if the retry button is clicked to reset the level.
if (finalRetryButton.clicked)
{
isPaused = false;
finalRetryButton.clicked = false;
InitializeLevel(Level.n_level);
}
}
}
if (gameState == GameState.GameOver)
{
if (gameoverMenuButton.clicked)
{
gameState = GameState.LevelMenu;
gameoverMenuButton.clicked = false;
}
if (gameoverRetryButton.clicked)
{
gameState = GameState.Playing;
InitializeLevel(Level.n_level);
gameoverRetryButton.clicked = false;
}
gameoverMenuButton.Update();
gameoverRetryButton.Update();
}
base.Update(gameTime);
}
