private void DrawSnake()
{
snakeCanvas.Children.Clear();
ISnake snake = model.GetSnake();
SnakePart prev = null, next = null;
SnakePart sp = snake.GetSnakeHead();
Image part1 = new Image();
Canvas.SetLeft(part1, sp.PositionOnX * viewCellSize);
Canvas.SetTop(part1, sp.PositionOnY * viewCellSize);
part1.Width = part1.Height = viewCellSize;
part1.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/cap2.png", UriKind.RelativeOrAbsolute));
switch (snake.Direction)
{
case SnakeDirection.Up:
part1.RenderTransform = new RotateTransform(180, viewCellSize / 2, viewCellSize / 2);
break;
case SnakeDirection.Left:
part1.RenderTransform = new RotateTransform(90, viewCellSize / 2, viewCellSize / 2);
break;
case SnakeDirection.Right:
var transformGroup = new TransformGroup();
transformGroup.Children.Add(new RotateTransform(270, viewCellSize / 2, viewCellSize / 2));
transformGroup.Children.Add(new ScaleTransform(1, -1, viewCellSize / 2, viewCellSize / 2));
part1.RenderTransform = transformGroup;
break;
case SnakeDirection.Down:
break;
default:
break;
}
snakeCanvas.Children.Add(part1);
do
{
string type = "-";
prev = sp;
sp = snake.GetNextPart(sp);
next = snake.GetNextPart(sp);
int partType = -1;
Image part = new Image();
if (sp != null)
{
// e ultimul
if (next == null)
{
if (coada)
{
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/coada1.png", UriKind.RelativeOrAbsolute));
}
else
{
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/coada2.png", UriKind.RelativeOrAbsolute));
}
coada = !coada;
switch (GetCoadaDirection(prev, sp))
{
case SnakeDirection.Up:
break;
case SnakeDirection.Left:
var transformGroup = new TransformGroup();
transformGroup.Children.Add(new RotateTransform(90, viewCellSize / 2, viewCellSize / 2));
transformGroup.Children.Add(new ScaleTransform(-1, 1, viewCellSize / 2, viewCellSize / 2));
part.RenderTransform = transformGroup;
break;
case SnakeDirection.Right:
transformGroup = new TransformGroup();
transformGroup.Children.Add(new RotateTransform(270, viewCellSize / 2, viewCellSize / 2));
transformGroup.Children.Add(new ScaleTransform(-1, 1, viewCellSize / 2, viewCellSize / 2));
part.RenderTransform = transformGroup;
break;
case SnakeDirection.Down:
part.RenderTransform = new RotateTransform(180, viewCellSize / 2, viewCellSize / 2);
break;
default:
break;
}
}
else
{
partType = GetSnakePartType(prev, sp, next);
}
Canvas.SetLeft(part, sp.PositionOnX * viewCellSize);
Canvas.SetTop(part, sp.PositionOnY * viewCellSize);
part.Width = part.Height = viewCellSize;
switch (partType)
{
case 1:
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/part1.png", UriKind.RelativeOrAbsolute));
break;
case 2:
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/part2.png", UriKind.RelativeOrAbsolute));
break;
case 3:
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/part3.png", UriKind.RelativeOrAbsolute));
break;
case 4:
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/part4.png", UriKind.RelativeOrAbsolute));
break;
case 5:
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/vertical2.png", UriKind.RelativeOrAbsolute));
break;
case 6:
part.Source = new BitmapImage(new Uri("/SnakeGame;component/View/Resources/snake/horizontal2.png", UriKind.RelativeOrAbsolute));
break;
default:
break;
}
snakeCanvas.Children.Add(part);
}
} while (sp != null);
}
