/// <summary>
/// Create animated sprite from sprite map
/// </summary>
/// <param name="mapPath">Path to sprite map</param>
/// <param name="framePosition">X,Y coordinates of first frame</param>
/// <param name="frameSizePix">Size of frameIndex in pix.</param>
/// <param name="isHorizDir">Is animation order is horizontal on sprite map</param>
public Sprite(Uri mapPath, DirectionPoint framePosition, Size frameSizePix, bool isHorizDir)
{
_spritemapPath = mapPath;
_framePosition = framePosition;
_frameSizePix = frameSizePix;
_isHorizDir = isHorizDir;
}
public Snake(DirectionPoint tongue, DirectionPoint head, DirectionPoint tail)
{
_tongue = tongue;
_head = head;
_tail = tail;
_body = new List <DirectionPoint>();
}
public Snake(DirectionPoint tongue, DirectionPoint head, DirectionPoint tail, List <DirectionPoint> body)
{
_tongue = tongue;
_head = head;
_tail = tail;
_body = body;
}
public Snake()
{
_tongue = new DirectionPoint(1, 0);
_head = new DirectionPoint(0, 0);
_tail = new DirectionPoint(-1, 0);
_body = new List <DirectionPoint>();
}
public Rendering(DirectionPoint tongue, DirectionPoint head, DirectionPoint tail, Uri spriteMapUrl)
{
Image img = new Image();
//_snake = snake;
Tongue = tongue;
Head = head;
Tail = tail;
BodyPoints = new List <DirectionPoint>();
//Tongue
_spriteTongue = new Sprite(spriteMapUrl,
new DirectionPoint(0, 96), // Top left coords
new Size(16, 16), // Frame size
true); // Horizontal animation
// Head
_spriteHead = new Sprite(spriteMapUrl,
new DirectionPoint(0, 32), // Top left coords
new Size(16, 16), // Frame size
true); // Horizontal animation
// Body
_spriteBody = new Sprite(spriteMapUrl,
new DirectionPoint(0, 0), // Top left coords
new Size(16, 16), // Frame size
true); // Horizontal animation
_spriteBodyRotate = new Sprite(spriteMapUrl,
new DirectionPoint(0, 16), // Top left coords
new Size(16, 16), // Frame size
true); // Horizontal animation
// Tail
_spriteTail = new Sprite(spriteMapUrl,
new DirectionPoint(0, 48), // Top left coords
new Size(16, 16), // Frame size
true); // Horizontal animation
}
public void AddBodyPointToEnd()
{
// Copy last point
var newPoint = new DirectionPoint();
newPoint.X = _body.Last <DirectionPoint>().X;
newPoint.Y = _body.Last <DirectionPoint>().Y;
newPoint.Direction = _body.Last <DirectionPoint>().Direction;
// And add to the end
_body.Add(newPoint);
}
public Rendering(DirectionPoint tongue, DirectionPoint head, DirectionPoint tail, List <DirectionPoint> body,
Sprite tongueSprite, Sprite headSprite, Sprite bodySprite, Sprite bodyRotateSprite, Sprite tailSprite)
{
Image img = new Image();
//_snake = snake;
Tongue = tongue;
Head = head;
Tail = tail;
BodyPoints = body;
//Tongue
_spriteTongue = tongueSprite;
// Head
_spriteHead = headSprite;
// Body
_spriteBody = bodySprite;
_spriteBodyRotate = bodyRotateSprite;
// Tail
_spriteTail = tailSprite;
}
public void Move(int distance, Size field, Size headSize)
{
var tempPoint = new DirectionPoint();
tempPoint.X = _head.X;
tempPoint.Y = _head.Y;
tempPoint.Direction = _head.Direction;
if (_body[0].Direction != _head.Direction)
{
switch (_body[0].Direction)
{
case SnakeDirection.UP_TO_RIGHT:
case SnakeDirection.DOWN_TO_RIGHT:
case SnakeDirection.RIGHT:
if (tempPoint.Direction == SnakeDirection.UP)
{
tempPoint.Direction = SnakeDirection.RIGHT_TO_UP;
}
else if (tempPoint.Direction == SnakeDirection.RIGHT)
{
tempPoint.Direction = SnakeDirection.RIGHT;
}
else
{
tempPoint.Direction = SnakeDirection.RIGHT_TO_DOWN;
}
break;
case SnakeDirection.LEFT_TO_DOWN:
case SnakeDirection.RIGHT_TO_DOWN:
case SnakeDirection.DOWN:
if (tempPoint.Direction == SnakeDirection.LEFT)
{
tempPoint.Direction = SnakeDirection.DOWN_TO_LEFT;
}
else if (tempPoint.Direction == SnakeDirection.DOWN)
{
tempPoint.Direction = SnakeDirection.DOWN;
}
else
{
tempPoint.Direction = SnakeDirection.DOWN_TO_RIGHT;
}
break;
case SnakeDirection.UP_TO_LEFT:
case SnakeDirection.DOWN_TO_LEFT:
case SnakeDirection.LEFT:
if (tempPoint.Direction == SnakeDirection.UP)
{
tempPoint.Direction = SnakeDirection.LEFT_TO_UP;
}
else if (tempPoint.Direction == SnakeDirection.LEFT)
{
tempPoint.Direction = SnakeDirection.LEFT;
}
else
{
tempPoint.Direction = SnakeDirection.LEFT_TO_DOWN;
}
break;
case SnakeDirection.LEFT_TO_UP:
case SnakeDirection.RIGHT_TO_UP:
case SnakeDirection.UP:
if (tempPoint.Direction == SnakeDirection.LEFT)
{
tempPoint.Direction = SnakeDirection.UP_TO_LEFT;
}
else if (tempPoint.Direction == SnakeDirection.UP)
{
tempPoint.Direction = SnakeDirection.UP;
}
else
{
tempPoint.Direction = SnakeDirection.UP_TO_RIGHT;
}
break;
default:
break;
}
}
_tail = _body.Last <DirectionPoint>(); // Tail = last body point
switch (_tail.Direction)
{
case SnakeDirection.UP_TO_LEFT:
case SnakeDirection.DOWN_TO_LEFT:
_tail.Direction = SnakeDirection.LEFT; // Pre-last point direction
break;
case SnakeDirection.UP_TO_RIGHT:
case SnakeDirection.DOWN_TO_RIGHT:
_tail.Direction = SnakeDirection.RIGHT; // Pre-last point direction
break;
case SnakeDirection.RIGHT_TO_UP:
case SnakeDirection.LEFT_TO_UP:
_tail.Direction = SnakeDirection.UP;
break;
case SnakeDirection.LEFT_TO_DOWN:
case SnakeDirection.RIGHT_TO_DOWN:
_tail.Direction = SnakeDirection.DOWN;
break;
default:
/*
* if (_body.Count < 2)
* {
* _tail.Direction = _head.Direction; // Pre-last point direction
* }
* else
* {
* _tail.Direction = _body[_body.Count - 2].Direction; // Pre-last point direction
* }
*/
break;
}
_body.RemoveAt(_body.Count - 1); // Remove last
_body.Insert(0, tempPoint); // Old head position = first body point
// Make new head
switch (_head.Direction)
{
case SnakeDirection.UP:
_head.Y -= distance;
if (_head.Y < 0)
{
_head.Y = field.Height;
}
break;
case SnakeDirection.RIGHT:
_head.X += distance;
if (_head.X > field.Width)
{
_head.X = 0;
}
break;
case SnakeDirection.DOWN:
_head.Y += distance;
if (_head.Y > field.Height)
{
_head.Y = 0;
}
break;
case SnakeDirection.LEFT:
_head.X -= distance;
if (_head.X < 0)
{
_head.X = field.Width;
}
break;
default:
break;
}
}