private void LoadLevel(int level)
{
// remove existing bricks if any
List <Brick> removeBricks = new List <Brick>();
removeBricks.AddRange(bricks);
foreach (Brick brick in removeBricks)
{
wpfCanvas.Children.Remove(brick.GetRectangle());
}
removeBricks.Clear();
bricks.Clear();
// remove existing paddle if any
if (paddle != null)
{
wpfCanvas.Children.Remove(paddle.GetRectangle());
}
paddle = null;
// remove existing balls if any
List <Ball> removeBalls = new List <Ball>();
removeBalls.AddRange(balls);
foreach (Ball ball in removeBalls)
{
wpfCanvas.Children.Remove(ball.GetEllipse());
}
removeBalls.Clear();
balls.Clear();
// remove existing bullets if any
List <Bullet> removeBullets = new List <Bullet>();
removeBullets.AddRange(bullets);
foreach (Bullet bullet in removeBullets)
{
wpfCanvas.Children.Remove(bullet.GetEllipse());
}
bullets.Clear();
// remove exisint power ups if any
foreach (PowerUp powerUp in powerUps)
{
wpfCanvas.Children.Remove(powerUp.GetRectangle());
}
powerUps.Clear();
// open file and get default width and height
string[] lines = File.ReadAllLines("../../level" + level + ".csv");
int width = Int32.Parse(lines[0].Split(',')[0]);
int height = Int32.Parse(lines[0].Split(',')[1]);
// create bricks
foreach (string line in lines.Skip(1))
{
string[] values = line.Split(',');
int x = Int32.Parse(values[0]);
int y = Int32.Parse(values[1]);
string color = values[2];
string powerUp = values[4];
bricks.Add(new Brick(x, y, width, height, color, powerUp));
}
// add bricks to canvas
foreach (Brick curBrick in bricks)
{
wpfCanvas.Children.Add(curBrick.GetRectangle());
Canvas.SetTop(curBrick.GetRectangle(), curBrick.Y);
Canvas.SetLeft(curBrick.GetRectangle(), curBrick.X);
}
// recreate and reset paddle
paddle = new Paddle(0, (int)wpfCanvas.Height - 50, 100, 30);
paddle.X = (int)(wpfCanvas.Width / 2) - (paddle.Width / 2);
wpfCanvas.Children.Add(paddle.GetRectangle());
Canvas.SetTop(paddle.GetRectangle(), paddle.Y);
Canvas.SetLeft(paddle.GetRectangle(), paddle.X);
// recreate and resest ball
balls.Add(new Ball(40, wpfCanvas.Width / 2, 3 * (wpfCanvas.Height / 4), .6, -0.8));
foreach (Ball ball in balls)
{
wpfCanvas.Children.Add(ball.GetEllipse());
Canvas.SetTop(ball.GetEllipse(), ball.Y);
Canvas.SetLeft(ball.GetEllipse(), ball.X);
}
// remove ammo
//ammo = 0;
//this.labelAmmoCounter.Content = ammo.ToString();
}
private void gameTick(object sender, EventArgs e)
{
//////////////////
// paddle logic //
//////////////////
// move paddle
if (paddle.GoRight)
{
paddle.GoRight = false;
paddle.X += 10;
}
if (paddle.GoLeft)
{
paddle.GoLeft = false;
paddle.X -= 10;
}
// paddle collision (if out of bounds set it back in bounds)
if (paddle.X <= 0)
{
paddle.X = 0;
}
if (paddle.X + paddle.Width >= wpfCanvas.Width)
{
paddle.X = (int)wpfCanvas.Width - paddle.Width;
}
// update paddle canvas position
Canvas.SetTop(paddle.GetRectangle(), paddle.Y);
Canvas.SetLeft(paddle.GetRectangle(), paddle.X);
////////////////
// ball logic //
////////////////
List <Ball> removeBalls = new List <Ball>();
foreach (Ball ball in balls)
{
ball.UpdatePosition(defaultSpeed, incrementSpeed, level);
// update ball canvas position
Canvas.SetTop(ball.GetEllipse(), ball.Y);
Canvas.SetLeft(ball.GetEllipse(), ball.X);
// edge canvas ball bounce
if (ball.Y <= 0) // top
{
ball.Dy *= -1;
WallHit();
}
if (ball.Y + ball.Diameter >= wpfCanvas.Height) // bottom
{
ball.Dy *= -1; WallHit();
removeBalls.Add(ball);
}
if (ball.X + ball.Diameter >= wpfCanvas.Width) // right
{
ball.Dx *= -1;
WallHit();
}
if (ball.X <= 0) // left
{
ball.Dx *= -1;
WallHit();
}
// ball too low to be recovered
if (ball.getCenter().Y >= paddle.Y)
{
removeBalls.Add(ball);
}
// paddle collision
if (paddle.X <= ball.X + ball.GetRadius() && ball.X + ball.GetRadius() <= paddle.X + paddle.Width) // ball in paddle X range?
{
if (paddle.Y <= ball.Y + ball.Diameter) // ball at paddle Y level?
{
// hit paddle
ball.Dy *= -1;
PaddleHit(paddle);//added this - mg
}
}
else // not on top of paddle, maybe it is on the corners
{
// ball corner collision with paddle
Point ballCenter = ball.getCenter();
bool topRightHit = CalcDistance(ballCenter.X, ballCenter.Y, paddle.X + paddle.Width, paddle.Y) <= ball.GetRadius();
bool topLeftHit = CalcDistance(ballCenter.X, ballCenter.Y, paddle.X, paddle.Y) <= ball.GetRadius();
if (topRightHit)
{
CornerBounce(ball, paddle.X + paddle.Width, paddle.Y);
PaddleHit(paddle);
}
if (topLeftHit)
{
CornerBounce(ball, paddle.X, paddle.Y);
PaddleHit(paddle);
}
}
// brick collision
List <Brick> removeBricks = new List <Brick>();
foreach (Brick brick in bricks)
{
Point ballCenter = ball.getCenter();
if (brick.X - ball.GetRadius() <= ballCenter.X && ballCenter.X <= brick.X + brick.Width + ball.GetRadius())
{
if (brick.Y - ball.GetRadius() <= ballCenter.Y && ballCenter.Y <= brick.Y + brick.Height + ball.GetRadius())
{
// ball is within range to bounce on top, bottom, right, left or maybe the corners
// top and bottom
if (brick.X <= ballCenter.X && ballCenter.X <= brick.X + brick.Width)
{
ball.Dy *= -1;
BrickHit(brick);
}
else if (brick.Y <= ballCenter.Y && ballCenter.Y <= brick.Y + brick.Height) // left and right
{
ball.Dx *= -1;
BrickHit(brick);
}
else
{
// corners
if (CalcDistance(ballCenter.X, ballCenter.Y, brick.X, brick.Y) <= ball.GetRadius()) // top left
{
CornerBounce(ball, brick.X, brick.Y);
BrickHit(brick);
}
if (CalcDistance(ballCenter.X, ballCenter.Y, brick.X + brick.Width, brick.Y) <= ball.GetRadius()) // top right
{
CornerBounce(ball, brick.X + brick.Width, brick.Y);
BrickHit(brick);
}
if (CalcDistance(ballCenter.X, ballCenter.Y, brick.X, brick.Y + brick.Height) <= ball.GetRadius()) // bottom left
{
CornerBounce(ball, brick.X, brick.Y + brick.Height);
BrickHit(brick);
}
if (CalcDistance(ballCenter.X, ballCenter.Y, brick.X + brick.Width, brick.Y + brick.Height) <= ball.GetRadius()) // bottom right
{
CornerBounce(ball, brick.X + brick.Width, brick.Y + brick.Height);
BrickHit(brick);
}
}
}
}
// add to remove list to be removed outside of enumeration
if (brick.Remove)
{
removeBricks.Add(brick);
}
}
// remove bricks from canvas and list
foreach (Brick brick in removeBricks)
{
wpfCanvas.Children.Remove(brick.GetRectangle());
bricks.Remove(brick);
}
removeBricks.Clear();
}//end of ball forloop
// remove balls
foreach (Ball ball in removeBalls)
{
wpfCanvas.Children.Remove(ball.GetEllipse());
balls.Remove(ball);
}
removeBalls.Clear();
//////////////////
// bullet logic //
//////////////////
List <Bullet> removeBullets = new List <Bullet>();
foreach (Bullet bullet in bullets)
{
bullet.UpdatePosition();
// bullet deletion
if (bullet.Y <= 0)
{
wpfCanvas.Children.Remove(bullet.GetEllipse()); removeBullets.Add(bullet);
} // top
if (bullet.Y + bullet.Diameter >= wpfCanvas.Height)
{
wpfCanvas.Children.Remove(bullet.GetEllipse()); removeBullets.Add(bullet);
} // bottom
if (bullet.X + bullet.Diameter >= wpfCanvas.Width)
{
wpfCanvas.Children.Remove(bullet.GetEllipse()); removeBullets.Add(bullet);
} // right
if (bullet.X <= 0)
{
wpfCanvas.Children.Remove(bullet.GetEllipse()); removeBullets.Add(bullet);
} // right
// update ball canvas position
Canvas.SetTop(bullet.GetEllipse(), bullet.Y);
Canvas.SetLeft(bullet.GetEllipse(), bullet.X);
}
//bullet brick collision
List <Brick> shotBricks = new List <Brick>();
foreach (Bullet bullet in bullets)
{
foreach (Brick brick in bricks)
{
Point bulletCenter = bullet.getCenter();
// top and bottom
//TODO: fix the collision
if (brick.X <= bulletCenter.X + bullet.GetRadius() && bulletCenter.X - bullet.GetRadius() <= brick.X + brick.Width)
{
if (brick.Y <= bulletCenter.Y + bullet.GetRadius() && bulletCenter.Y - bullet.GetRadius() <= brick.Y + brick.Height) // left and right
{
//manually remove the bullet from canvas
//wpfCanvas.Children.Remove(bullet.GetEllipse());
removeBullets.Add(bullet);
BrickHit(brick);
}
//BrickHit(brick);
}
//else if (brick.Y <= bulletCenter.Y && bulletCenter.Y <= brick.Y + brick.Height) // left and right
//{
// BrickHit(brick);
//}
if (brick.Remove)
{
shotBricks.Add(brick);
}
}
// remove bricks from canvas and list
foreach (Brick brick in shotBricks)
{
wpfCanvas.Children.Remove(brick.GetRectangle());
bricks.Remove(brick);
}
}//end of bullet forloop
//remove bullets
foreach (Bullet bulletToRemove in removeBullets)
{
wpfCanvas.Children.Remove(bulletToRemove.GetEllipse());
bullets.Remove(bulletToRemove);
}
removeBullets.Clear();
////////////////////
// Power up logic //
////////////////////
List <PowerUp> removePowerUps = new List <PowerUp>();
foreach (PowerUp powerUp in powerUps)
{
// update position
powerUp.UpdatePosition();
Canvas.SetTop(powerUp.GetRectangle(), powerUp.Y);
Canvas.SetLeft(powerUp.GetRectangle(), powerUp.X);
// paddle collision
if (paddle.Y <= powerUp.Y + powerUp.Height && powerUp.Y <= paddle.Y + paddle.Height) // Y range
{
if (paddle.X <= powerUp.X + powerUp.Width && powerUp.X <= paddle.X + paddle.Width) // X range
{
// power up hit paddle
if (powerUp.Type == "extra_ball")
{
Ball newBall = new Ball(40, wpfCanvas.Width / 2, 3 * (wpfCanvas.Height / 4), 0.6, -0.8);
wpfCanvas.Children.Add(newBall.GetEllipse());
Canvas.SetTop(newBall.GetEllipse(), newBall.Y);
Canvas.SetLeft(newBall.GetEllipse(), newBall.X);
balls.Add(newBall);
}
else if (powerUp.Type == "wide_paddle")
{
// remove paddle
wpfCanvas.Children.Remove(paddle.GetRectangle());
// create paddle
int addWidth = 40;
paddle = new Paddle(paddle.X - (addWidth / 2), paddle.Y, paddle.Width + addWidth, paddle.Height);
wpfCanvas.Children.Add(paddle.GetRectangle());
Canvas.SetTop(paddle.GetRectangle(), paddle.Y);
Canvas.SetLeft(paddle.GetRectangle(), paddle.X);
}
else if (powerUp.Type == "bullets")
{
ammo += 5;
labelAmmoCounter.Content = ammo.ToString();
}
// remove power up
removePowerUps.Add(powerUp);
}
}
// canvas collision
if (powerUp.Y + powerUp.Height >= wpfCanvas.Height)
{
removePowerUps.Add(powerUp);
}
}
// remove power up
foreach (PowerUp powerUp in removePowerUps)
{
wpfCanvas.Children.Remove(powerUp.GetRectangle());
powerUps.Remove(powerUp);
}
removePowerUps.Clear();
// Game Over: balls too far back to hit end game
if (EndGame() || EndLevel())
{
PauseEvent(sender, null);
}
}