private void DrawLevel()
{
foreach (Block b in blockList)
{
b.Draw(spriteBatch);
}
floor.Draw(spriteBatch);
spriteBatch.Draw(cannonTexture, new Rectangle((int)cannonPosition.X, (int)cannonPosition.Y, cannonTexture.Width, cannonTexture.Height), new Rectangle(0, 0, cannonTexture.Width, cannonTexture.Height), Color.White, -1 * cannonAngle, new Vector2(20, 35), SpriteEffects.None, .9f);
spriteBatch.Draw(powerBar, new Vector2(160, 370), new Rectangle(0, (powerBar.Height / 8) * (powerInt - 1), powerBar.Width, powerBar.Height / 8), Color.White);
for (int i = 0; i < ballList.Count; i++)
{
spriteBatch.Draw(ballTexture, new Rectangle(25, LevelData.screenHeight - (i * 50 + 100), 30, 30), LevelData.GetColor(ballList.ElementAt(i)));
}
spriteBatch.DrawString(regFont, "[esc]", new Vector2(20, 10), Color.Black);
}
private void UpdateLevel(GameTime gameTime)
{
world.Step((float)gameTime.ElapsedGameTime.TotalSeconds);
//Check if level is won.
bool won = true;
foreach (Block b in blockList)
{
if (b.colorNum > 0)
{
won = false;
}
}
if (won)
{
gameState = GameState.LevelWon;
return;
}
if (powerUp)
{
cannonPower += 5;
if (cannonPower == 375)
{
powerUp = false;
}
}
else
{
cannonPower -= 5;
if (cannonPower == 25)
{
powerUp = true;
}
}
powerInt = LevelData.GetPowerInt(cannonPower);
if (keyboardState.IsKeyDown(Keys.Space) && oldKeyboardState.IsKeyUp(Keys.Space) || keyboardState.IsKeyDown(Keys.Enter) && oldKeyboardState.IsKeyUp(Keys.Enter))
{
//Check if level is lost.
bool lost = false;
if (ballList.Count == 0)
{
lost = true;
}
if (lost)
{
gameState = GameState.LevelLose;
return;
}
soundCannon.Play();
Block ball = new Block(world, ballTexture, new Vector2(50, 0), new Vector2(cannonPosition.X, cannonPosition.Y), ballList.ElementAt(0), false);
ball.body.ApplyForce(new Vector2(cannonPower * (float)Math.Cos(cannonAngle), -1 * cannonPower * (float)Math.Sin(cannonAngle)));
blockList.Add(ball);
ballList.RemoveAt(0);
}
if (keyboardState.IsKeyDown(Keys.Up) && cannonAngle < Math.PI / 2)
{
cannonAngle += (float)Math.PI / 300;
}
if (keyboardState.IsKeyDown(Keys.Down) && cannonAngle > 0)
{
cannonAngle -= (float)Math.PI / 300;
}
if (keyboardState.IsKeyDown(Keys.R) && oldKeyboardState.IsKeyUp(Keys.R))
{
LoadLevel();
}
if (keyboardState.IsKeyDown(Keys.Escape) && oldKeyboardState.IsKeyUp(Keys.Escape))
{
gameState = GameState.LevelSelect;
}
}