protected override void ReadAppleTag(Level creationLevel_DC, XmlReader reader, Apple apple_DC)
{
SLLevel creationLevel = creationLevel_DC as SLLevel;
SLApple apple = apple_DC as SLApple;
base.ReadAppleTag(creationLevel, reader, apple);
reader.MoveToAttribute("img");
string appleFilename = reader.Value;
reader.MoveToAttribute("offsetY");
apple.AppleOffsetY = Double.Parse(reader.Value);
apple.AppleImage = SnakeUtils.LoadImage(appleFilename);
creationLevel.LevelCanvas.Children.Add(apple.AppleImage);
}
public static double CalcAnimationOffsetY(SLLevel curLevel, SnakeUtils.Directions direction)
{
double animationOffsetY = 0.0;
switch (direction)
{
case SnakeUtils.Directions.Down: animationOffsetY = 0.0; break;
case SnakeUtils.Directions.Left: animationOffsetY = (double)(curLevel.TileSize - curLevel.SnakeOffsetY); break;
case SnakeUtils.Directions.Right: animationOffsetY = (double)2 * (curLevel.TileSize - curLevel.SnakeOffsetY); break;
case SnakeUtils.Directions.Up: animationOffsetY = (double)3 * (curLevel.TileSize - curLevel.SnakeOffsetY); break;
}
return(animationOffsetY);
}
protected override void ReadLevelTag(Level creationLevel_DC, XmlReader reader)
{
SLLevel creationLevel = creationLevel_DC as SLLevel;
base.ReadLevelTag(creationLevel, reader);
reader.MoveToAttribute("tileSize");
creationLevel.TileSize = Int32.Parse(reader.Value);
creationLevel.LevelCanvas.Width = (double)(creationLevel.LevelWidth * creationLevel.TileSize);
creationLevel.LevelCanvas.Height = (double)(creationLevel.LevelHeight * creationLevel.TileSize);
reader.MoveToAttribute("background");
creationLevel.LevelCanvas.Background = SnakeUtils.LoadBackgroundImage(reader.Value);
reader.MoveToAttribute("borderBackground");
creationLevel.BorderBackground = SnakeUtils.LoadBackgroundImage(reader.Value);
}
protected override void ReadObjectTag(Level creationLevel_DC, XmlReader reader, LevelObject levObject_DC)
{
SLLevelObject levObject = levObject_DC as SLLevelObject;
SLLevel creationLevel = creationLevel_DC as SLLevel;
base.ReadObjectTag(creationLevel_DC, reader, levObject_DC);
levObject.Pos = new Point((double)levObject.ObjectPosX * creationLevel.TileSize, (double)levObject.ObjectPosY * creationLevel.TileSize);
reader.MoveToAttribute("offsetY");
levObject.OffsetY = Double.Parse(reader.Value);
reader.MoveToAttribute("filename");
levObject.ObjectImage = SnakeUtils.LoadImage(reader.Value);
levObject.ObjectImage.SetValue(Canvas.LeftProperty, levObject.Pos.X);
levObject.ObjectImage.SetValue(Canvas.TopProperty, levObject.Pos.Y + levObject.OffsetY);
creationLevel.LevelCanvas.Children.Add(levObject.ObjectImage);
}
/// <summary>
/// /// Set z-Level to let Snake and Tail-Objects appear "behind objects"
/// </summary>
/// <param name="curLevel">The current Level object</param>
/// <param name="snake">Snake object</param>
/// <param name="tailList">Linked List containing all tail objects</param>
public static void SetZIndex(SLLevel curLevel, SLSnake snake, LinkedList <Tail> tailList)
{
//Check for all apples
foreach (SLApple apple in curLevel.AppleObjects)
{
apple.AppleImage.SetValue(Canvas.ZIndexProperty, apple.ApplePosY);
}
//Check for all Objects in Level
foreach (SLLevelObject levelObject in curLevel.LevelObjects)
{
levelObject.ObjectImage.SetValue(Canvas.ZIndexProperty, levelObject.ObjectPosY);
}
//Check for the tail of snake
foreach (SLTail tail in tailList)
{
tail.TailImage.SetValue(Canvas.ZIndexProperty, tail.TailPosY);
if (curLevel.AnimatedSnake)
{
for (int y = 0; y < 4; y++)
{
for (int x = 0; x < curLevel.Animation.AnimationFrames; x++)
{
tail.BufferedImage[x, y].SetValue(Canvas.ZIndexProperty, tail.TailPosY);
}
}
}
}
snake.SnakeImage.SetValue(Canvas.ZIndexProperty, snake.SnakePosY);
if (curLevel.AnimatedSnake)
{
for (int y = 0; y < 4; y++)
{
for (int x = 0; x < curLevel.Animation.AnimationFrames; x++)
{
snake.BufferedImage[x, y].SetValue(Canvas.ZIndexProperty, snake.SnakePosY);
}
}
}
}
private void _loadLevel(string levelName)
{
//Initialize Level and Snake
try
{
if (level1SL != null)
{
level1SL.ChangedScoreEvent -= ChangedScore;
level1SL.HighScoreEvent -= HighScore;
level1SL.ChangedSpeedEvent -= ChangedSpeed;
}
level1SL = SLLevelBuilder.GenerateLevel(levelName);
}
catch (FormatException)
{
//This error occurs when in the Level xml file text data is set where numbers are expected
Presenter.MessageText = "Fehler beim Lesen der Leveldaten!";
return;
}
catch (IndexOutOfRangeException)
{
//This error occurs when in the Level xml file invalid positions are set
//(e.g. X,Y:11,12 as snake starting position, while the level has a size of 10x10)
Presenter.MessageText = "Ungültige Level Definition";
return;
}
catch (XmlException)
{
//This error occurs when the Level file can't be opened
Presenter.MessageText = "Level konnte nicht geöffnet werden";
}
snakeSL = new SLSnake(level1SL);
GameField.Children.Add(level1SL.LevelCanvas);
level1SL.ChangedScoreEvent += new Level.ChangedScoreEventHandler(ChangedScore);
level1SL.HighScoreEvent += new Level.HighScoreEventHandler(HighScore);
level1SL.ChangedSpeedEvent += new SLLevel.ChangedSpeedEventHandler(ChangedSpeed);
Presenter.MessageText = "Ziel sind " + level1SL.TargetScore + " Nüsse";
}
public SLTail(SnakeUtils.Directions direction, int tailPosX, int tailPosY, SLLevel curLevel)
: base(direction, tailPosX, tailPosY, curLevel)
{
CurLevel = curLevel;
_pos.X = (double)(tailPosX * CurLevel.TileSize);
_pos.Y = (double)(tailPosY * CurLevel.TileSize);
switch (direction)
{
case SnakeUtils.Directions.Up: _pos.Y += CurLevel.TileSize;
break;
case SnakeUtils.Directions.Right: _pos.X -= CurLevel.TileSize;
break;
case SnakeUtils.Directions.Down: _pos.Y -= CurLevel.TileSize;
break;
case SnakeUtils.Directions.Left: _pos.X += CurLevel.TileSize;
break;
}
if (CurLevel.AnimatedSnake)
{
_initAnimation();
SnakeUtils.InitAnimationInDict(AnimationsDict, "win", CurLevel.Animation.FilenameWin, CurLevel.Animation.WinFrames, CurLevel.LevelCanvas);
SnakeUtils.InitAnimationInDict(AnimationsDict, "grow", CurLevel.Animation.FilenameGrow, CurLevel.Animation.GrowFrames, CurLevel.LevelCanvas);
SnakeUtils.InitAnimationInDict(AnimationsDict, "shrink", CurLevel.Animation.FilenameShrink, CurLevel.Animation.ShrinkFrames, CurLevel.LevelCanvas);
}
else
{
TailImage = SnakeUtils.LoadImage(curLevel.Animation.FilenameTail);
CurLevel.LevelCanvas.Children.Add(TailImage);
}
TailImage.SetValue(Canvas.LeftProperty, Pos.X);
TailImage.SetValue(Canvas.TopProperty, Pos.Y + CurLevel.SnakeOffsetY);
}