public static void Render(RenderEngine renderEngine, int cameraOffset)
{
foreach (Particle particle in ParticleList)
{
renderEngine.Render(particle, cameraOffset);
}
}
public override void Draw(RenderEngine renderEngine)
{
renderEngine.Draw(btnTexture, Bounds.X, Bounds.Y, Bounds.Width, Bounds.Height, _mouseIsOver ? ButtonColor * 1.5f : ButtonColor);
if (!string.IsNullOrWhiteSpace(Text))
{
renderEngine.DrawString(Text, Bounds.Center.X, Bounds.Center.Y, TextColor, true);
}
}
/** Draw the current GameState and all components */
public void DrawAll(RenderEngine renderEngine)
{
//Draw the GameState itself
Draw(renderEngine);
//Draw components last
foreach (GUIComponent guiComponent in components) guiComponent.Draw(renderEngine);
}
protected override void Update(GameTime delta, KeyboardState keyboard, MouseState mouse, RenderEngine renderEngine)
{
if (keyboard.GetPressedKeys().Length != 0)
{
if (keyboard.IsKeyDown(Keys.Escape)) NextGameState = null;
else Fade();
}
if (opacity.A != 255) Fade();
}
/// <summary>
/// Updates all components in this GameState and figures out what should be the next GameState
/// </summary>
/// <returns>Returns what should be the current GameState. If null is returned then it will go back to the previous state</returns>
public virtual GameState UpdateAll(GameTime delta, KeyboardState keyboard, MouseState mouse, RenderEngine renderEngine)
{
//Update GUI components
foreach (GUIComponent guiComponent in components)
{
guiComponent.Update(keyboard, mouse, delta);
}
Update(delta, keyboard, mouse, renderEngine);
return NextGameState;
}
protected override void Draw(RenderEngine renderEngine)
{
//Draw player Tank
if (_unitType != null)
renderEngine.Draw(_unitType.Texture, 450, 250, _unitType.Texture.Width, _unitType.Texture.Height);
}
public override GameState UpdateAll(GameTime delta, KeyboardState keyboard, MouseState mouse, RenderEngine renderEngine)
{
if (_getInputKey == null)
{
return base.UpdateAll(delta, keyboard, mouse, renderEngine);
}
foreach (var key in keyboard.GetPressedKeys())
{
_playerInput[key] = _getControlKey;
_getInputKey.setText(key.ToString());
_getInputKey = null;
break;
}
return this;
}
public override void Draw(RenderEngine renderEngine)
{
renderEngine.DrawFilledRectangle(Bounds, Color.Coral);
renderEngine.DrawString(Text + (isTyping ? token : ' '), Bounds.X, Bounds.Y, Color.White);
}
public override void Draw(RenderEngine renderEngine)
{
renderEngine.DrawString(Text, Bounds.X, Bounds.Y, Color.White);
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
_spriteBatch = new SpriteBatch(GraphicsDevice);
_renderEngine = new RenderEngine(_spriteBatch);
ResourceManager.LoadDebugFont(Content);
Components.Add(new FPSCounter(this, _spriteBatch));
}
protected override void Draw(RenderEngine renderEngine)
{
}
protected override void Draw(RenderEngine renderEngine)
{
renderEngine.Draw(ResourceManager.GetTexture("splash.jpg"), 0, 0, renderEngine.GetScreenWidth(), renderEngine.GetScreenHeight());
}
protected virtual void Update(GameTime delta, KeyboardState keyboard, MouseState mouse, RenderEngine renderEngine)
{
//Default no implementation
}
/** Draw the current GameState */ protected abstract void Draw(RenderEngine renderEngine);
protected override void Update(GameTime delta, KeyboardState keyboard, MouseState mouse, RenderEngine renderEngine)
{
//TODO: this should open a small ingame menu?
if (keyboard.IsKeyDown(Keys.Escape))
{
NextGameState = null; //Go back to main menu
return;
}
//15 seconds until first wave spawns
if ((int)_enemySpawnRate == 0)
{
_enemySpawnRate = delta.TotalGameTime.TotalSeconds + 15;
}
//Update highscore
_player1Score.Text = "SCORE: " + _playerList[0].Score;
if(_playerList.Count > 1) _player2Score.Text = "SCORE: " + _playerList[1].Score;
//Update Camera shake
if (Camera.shake > 0) Camera.shake -= delta.ElapsedGameTime.Milliseconds;
//Update particle effects
ParticleEngine.Update(delta, _entities, _tileMap);
//Update all entities (TODO: this could be done in parallel?)
Queue<Entity> destroyedEntities = new Queue<Entity>();
foreach (Entity entity in _entities)
{
//Update the entity itself (run AI, check input, etc.)
entity.Update(delta, keyboard, mouse);
//Collision with map edges
if (entity.Position.X < 0) entity.X = 0;
if (entity.Position.Y < 0) entity.Y = 0;
if (entity.Position.X + entity.Width / 2.0f > _tileMap.RealWidth) entity.X = _tileMap.RealWidth - entity.Width / 2.0f;
if (entity.Position.Y + entity.Height / 2.0f > _tileMap.RealHeight) entity.Y = _tileMap.RealHeight - entity.Height / 2.0f;
//Collision with world
if(entity.IsCollidable) _tileMap.WorldCollision(entity);
if (entity.IsDestroyed)
{
destroyedEntities.Enqueue(entity);
}
}
foreach (var destroyedEntity in destroyedEntities) {
_entities.Remove(destroyedEntity);
}
//Entity to entity collision detection
for (int i = 0; i < _entities.Count; ++i)
{
if (!_entities[i].IsCollidable) continue;
for (int j = i + 1; j < _entities.Count; ++j){
if (!_entities[j].IsCollidable) continue;
_entities[i].HandleCollision(_entities[j]);
}
}
//Spawn new waves of enemies!
if(!_versusMode) SpawnEnemies(delta);
}
protected override void Draw(RenderEngine renderEngine)
{
int cameraOffset = 0;
//Splitscreen camera?
if (_playerList.Count == 2 && (_playerList[0].Position - _playerList[1].Position).LengthSquared() >= 800*480 / 2)
{
foreach (Player player in _playerList)
{
Camera.ViewPortWidth = 800 / _playerList.Count;
Camera.ViewPortHeight = 480;
Camera.Position = player.Position - new Vector2(Camera.ViewPortWidth, Camera.ViewPortHeight) / 2;
//Draw the level
renderEngine.Render(_tileMap, cameraOffset);
//Draw each entity visible on the screen
foreach (Entity entity in _entities.Where(entity => Camera.ObjectIsVisible(entity.Bounds)))
{
renderEngine.Render(entity, cameraOffset);
}
//Draw particle effects
ParticleEngine.Render(renderEngine, cameraOffset);
cameraOffset += Camera.ViewPortWidth + 32;
}
//Draw splitscreen bar
if (_playerList.Count > 1)
{
renderEngine.Draw(ResourceManager.GetTexture("split.png"), Camera.ViewPortWidth - 32, 0, 64, Camera.ViewPortHeight, Color.White);
}
}
//Normal Camera
else
{
Camera.ViewPortWidth = 800;
Camera.ViewPortHeight = 480;
if (_playerList.Count == 1)
Camera.Position = _playerList[0].Position - new Vector2(Camera.ViewPortWidth, Camera.ViewPortHeight) / 2;
else
{
Camera.Position = (_playerList[0].Position + _playerList[1].Position)/2 - new Vector2(Camera.ViewPortWidth, Camera.ViewPortHeight) / 2;
}
//Draw the level
renderEngine.Render(_tileMap, cameraOffset);
//Draw each entity visible on the screen
foreach (Entity entity in _entities.Where(entity => Camera.ObjectIsVisible(entity.Bounds)))
{
renderEngine.Render(entity, cameraOffset);
}
//Draw particle effects
ParticleEngine.Render(renderEngine, cameraOffset);
}
}
public abstract void Draw(RenderEngine renderEngine);
