/// <summary>
/// Render the gameplay screen.
/// </summary>
/// <param name="gameTime"></param>
public override void Draw(GameTime gameTime)
{
spriteBatch.DrawLine(HorizontalBoundaryStart, HorizontalBoundaryEnd, ColourHelpers.PureGreen, 2);
if (!isGameover)
{
EnemyGroup.Draw(spriteBatch);
UfoController.Draw(spriteBatch);
ProjectileController.Draw(spriteBatch);
}
Player.Draw(spriteBatch);
BarrierGroup.Draw(spriteBatch);
DrawUI();
DrawGameoverUI();
}
/// <summary>
/// Load the content for this gameplay screen.
/// </summary>
/// <param name="spriteBatch"></param>
public override void LoadContent(SpriteBatch spriteBatch)
{
this.spriteBatch = spriteBatch;
// Load fonts
hudSpriteFont = MainGame.Context.Content.Load <SpriteFont>("SpaceInvadersFont");
headerSpriteFont = MainGame.Context.Content.Load <SpriteFont>("SpaceInvadersFontHeader");
// Load all the enemy types
EnemyType.Load(MainGame.Context.Content);
Player = new Player();
BarrierGroup = new BarrierGroup();
Player.InitializeHorizontalPosition();
EnemyGroup = new EnemyGroup();
ProjectileController = new ProjectileController();
UfoController = new UfoController();
}