private void Menu_Play_Click(object sender, RoutedEventArgs e)
{
GameGrid.Visibility = Visibility.Visible;
MenuGrid.Visibility = Visibility.Collapsed;
if (GameField.ActualWidth > 0 && GameField.ActualHeight > 0)
{
GameArea = new Point(GameField.ActualWidth, GameField.ActualHeight);
}
else if (GameField.Width > 0 && GameField.Height > 0)
{
GameArea = new Point(GameField.Width, GameField.Height);
}
else
{
GameArea = new Point(400, 400); // 18 - menu place
}
//GameArea = new Point(200, 200);
fieldBorder = new Rectangle();
fieldBorder.Stroke = Brushes.Black;
fieldBorder.HorizontalAlignment = HorizontalAlignment.Left;
fieldBorder.VerticalAlignment = VerticalAlignment.Top;
fieldBorder.Width = GameArea.X;
fieldBorder.Height = GameArea.Y;
var tempBody = new List <Code.DirPoint>();
tempBody.Add(new Code.DirPoint(GameArea.X / 2 - distance, GameArea.Y / 2));
//for (int i = 2; i < 15; i++)
//{
// tempBody.Add(new Code.DirPoint(GameField.ActualWidth / 2 - i * distance, GameField.ActualHeight / 2));
//}
snake = new DrawableSnake(
new Code.DirPoint(GameArea.X / 2, GameArea.Y / 2), // Head
new Code.DirPoint(GameArea.X / 2 - 2 * distance, GameArea.Y / 2), // Tail
tempBody, // Body
new Uri(spriteMapPath, UriKind.Relative)); // Sprite map
paused = false;
_endOfGame = false;
_score = 0;
ScoreValue.Header = "0";
apple = new Code.Apple(
(GameArea.X / 2) + 2 * distance, // X
GameArea.Y / 2, // Y
new Uri(spriteMapPath, UriKind.Relative)); // Sprite map
GameLogic.MakeNewApple(snake, GameArea.X, GameArea.Y, ref apple);
gameTimer = new System.Windows.Threading.DispatcherTimer();
gameTimer.Tick += new EventHandler(FrameTick);
gameTimer.Interval = timerInterval;
gameTimer.Start();
}
public static bool IsSnakeAteApple(Snake snake, Apple apple, ref int score, int appleScoreCost = 10)
{
bool result = false;
//if (apple.X == snake.Head.X && apple.Y == snake.Head.Y)
if ((snake.Head.X <= apple.X + (apple.Sprite.FrameSize.Width / 2)) &&
(snake.Head.X >= apple.X - (apple.Sprite.FrameSize.Width / 2)) &&
((snake.Head.Y <= apple.Y + (apple.Sprite.FrameSize.Height / 2)) &&
(snake.Head.Y >= apple.Y - (apple.Sprite.FrameSize.Height / 2))))
{
result = true;
score += appleScoreCost;
}
return(result);
}
public static void MakeNewApple(DrawableSnake snake, double areaWidth, double areaHeight, ref Apple apple)
{
Point coords;
Random rand = new Random();
bool goodPoint;
double fieldHorizCells = areaWidth / snake.HeadSprite.FrameSize.Width;
double fieldVertCells = areaHeight / snake.HeadSprite.FrameSize.Height;
for (;;)
{
coords = new Point(
rand.Next(0, Convert.ToInt32(fieldHorizCells) - 1) * snake.HeadSprite.FrameSize.Width, // X
rand.Next(0, Convert.ToInt32(fieldVertCells) - 1) * snake.HeadSprite.FrameSize.Height); // Y
goodPoint = true;
if ((coords.X == snake.Tail.X && coords.Y == snake.Tail.Y) ||
(coords.X == snake.Head.X && coords.Y == snake.Head.Y))
{
continue; // Collision, next cycle
}
for (int i = 0; i < snake.BodyLength; i++)
{
if (coords.X == snake.BodyPoints[i].X && coords.Y == snake.BodyPoints[i].Y)
{
goodPoint = false;
break;
}
}
if (goodPoint)
{
break;
}
}
apple.X = coords.X;
apple.Y = coords.Y;
}