protected override void Update(GameTime gameTime)
{
Rectangle cursor = new Rectangle(mouseState.X, mouseState.Y, 1, 1);
previousKeyboardState = currentKeyboardState;
oldMouseState = mouseState;
currentKeyboardState = Keyboard.GetState();
mouseState = Mouse.GetState();
// check if player is in main menu
if (scrActive == scrStart)
{
if (scrInstructions.Enabled)
{
if (UniqueKeyPress(Keys.Escape))
{
scrActive.Enabled = true;
scrInstructions.Hide();
}
}
else
{
if (UniqueKeyPress(Keys.Enter) || (cursor.Intersects(scrStart.MenuAreas[scrStart.SelectedIndex]) && LeftClicked()))
{
switch (scrStart.SelectedIndex)
{
case (int)MENU_OPTIONS.START_GAME:
scrActive.Hide();
StartGame();
scrActive = scrPlay;
scrActive.Show();
break;
case (int)MENU_OPTIONS.INSTRUCTIONS:
scrActive.Enabled = false;
scrInstructions.Show();
break;
case (int)MENU_OPTIONS.HIGH_SCORES:
frmHighScores.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
frmHighScores.UpdateScores(currentAccount.Scores());
frmHighScores.ShowDialog();
break;
case (int)MENU_OPTIONS.EXIT:
this.Exit();
break;
}
}
}
}
// check if player is in game screen
else if (scrActive == scrPlay)
{
if (UniqueKeyPress(Keys.Escape) && !scrPlay.GameOver)
{
// quick pause/unpause
if (scrPause.Enabled)
{
UnPause();
}
else
{
Pause();
}
}
else if (scrPause.Enabled)
{
// choose options in pause menu
if (UniqueKeyPress(Keys.Enter) || (cursor.Intersects(scrPause.MenuAreas[scrPause.SelectedIndex]) && LeftClicked()))
{
switch (scrPause.SelectedIndex)
{
case (int)PAUSE_OPTIONS.RESUME:
UnPause();
break;
case (int)PAUSE_OPTIONS.LEAVE_GAME:
CloseGame();
break;
}
}
}
else if (scrPlay.GameOver)
{
// when player has no lifes left
scrActive.Enabled = false;
scrGameOver.Show();
// close game over screen
if (UniqueKeyPress(Keys.Enter) || (cursor.Intersects(scrPause.MenuAreas[scrPause.SelectedIndex]) && LeftClicked()))
{
currentAccount.SaveScore(scrPlay.Score);
CloseGame();
}
}
}
base.Update(gameTime);
}
private void CloseGame()
{
scrGameOver.Dispose();
scrPause.Dispose();
scrPlay.Dispose();
scrActive = scrStart;
scrActive.Show();
}
protected override void LoadContent()
{
frmHighScores = new frmHighScores();
spriteBatch = new SpriteBatch(GraphicsDevice);
spriteFont = Content.Load<SpriteFont>("GameFont");
spriteFont.LineSpacing = 20;
scrStart = new Screen_Basic(this, spriteBatch, Content.Load<Texture2D>("Graphics/Backgrounds/Start"), Menu.MenuItems(new MENU_OPTIONS()));
Components.Add(scrStart);
scrStart.Hide();
scrInstructions = new scrPopup(this, spriteBatch, Content.Load<Texture2D>("Graphics/Backgrounds/Instructions"), scrStart, 500, 500);
Components.Add(scrInstructions);
scrInstructions.Hide();
scrActive = scrStart;
scrActive.Show();
}