/// <summary>
/// Moves the Hero (player) based on direction and neighbours
/// </summary>
/// <param name="tile"></param>
/// <param name="direction"></param>
public override void Move(Tile tile, Tile.Neighbours direction)
{
if (!(tile._HasNeighbours.ContainsKey(direction)))
{
// check if the requested move is posible, so borders work
return;
}
else if (tile._HasNeighbours[direction].SpriteObject is null)
{
// Sets the new neighbour tile to hero
tile._HasNeighbours[direction].SpriteObject = tile.SpriteObject;
// Sets the hero's last tile visited to null
tile.SpriteObject = null;
// Updates the hero's Tile
ObjectGameBox = tile._HasNeighbours[direction];
}
else if (tile._HasNeighbours[direction].SpriteObject is Enemy)
{
// Check if the requested move is enemy tile
// Sets the enemy' being alive status to false
tile.SpriteObject.CheckAlifeStatus = false;
//set hero to death image
SpriteImage = Properties.Resources.death_5;
// Stop the movement
return;
}
else if (tile._HasNeighbours[direction].SpriteObject != null)
{
tile._HasNeighbours[direction].SpriteObject.Move(tile, direction);
return;
}
else
{
// an error as occured, this else is used to catch the error to prevent crashing the game
Console.WriteLine("An error has occured while moving the hero");
return;
}
}
/// <summary> /// This abstract move function is used by all child classes /// if the SpriteObject doesn't move this function can be empty /// </summary> /// <param name="tile"></param> /// <param name="direction"></param> public abstract void Move(Tile tile, Tile.Neighbours direction);
/// <summary>
/// Calls the function hero move when the key is down
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Game_KeyDown(object sender, KeyEventArgs e)
{
// Makes a local variable to declare direcion
Tile.Neighbours direction = Tile.Neighbours.B;
// Switches the input to decide what to do with it
// arrow key(left right up down) is used to delcare direction(North, South, West, East),
//the keys are used in the _hasNeighbour dictonary
switch (e.KeyCode)
{
case Keys.F12:
// Resets the game and stops the event
ResetGame();
return;
case Keys.P:
// Pauzes or unpauzes the game and stops the event
GamePause();
return;
case Keys.Left:
//moving hero left of the screen
direction = Tile.Neighbours.W;
//sets hero img to the left
_callHeroClass.SpriteImage = Properties.Resources.Nleft;
break;
case Keys.Right:
//moving hero right of the screen
direction = Tile.Neighbours.E;
//sets hero img to the right
_callHeroClass.SpriteImage = Properties.Resources.Nright;
break;
case Keys.Up:
//moving hero to the top side of the screen
direction = Tile.Neighbours.N;
break;
case Keys.Down:
//moving hero to the down side of of the screen
direction = Tile.Neighbours.S;
break;
default:
return;
}
// Checks if the game is paused we return the keydown events so nothing happens
if (Pause)
{
return;
}
else
{
//otherswise eachtime the key down is pressed highscore is added +1
_highScore += 1;
//setting the variable highscore to the labelhighscore
lblHighScore.Text = _highScore.ToString();
}
// Calls the Hero's move function
_callHeroClass.Move(_callHeroClass.ObjectGameBox, direction);
// Draws the board on screen
DrawBoardOnScreen();
// Checks if the player has won the game or lost the game
IsAnyoneAlive();
}
/// <summary>
/// Moves the box based on its neighbours
/// </summary>
/// <param name="tile"></param>
/// <param name="direction"></param>
public override void Move(Tile tile, Tile.Neighbours direction)
{
// Local gamebox for use in the loop
Tile AnotherGameBoX = tile;
// while the CheckAliveStatus is false we continue checking the neighbours and tiles
while (CheckAlifeStatus == false)
{
if (!(AnotherGameBoX._HasNeighbours[direction]._HasNeighbours.ContainsKey(direction)))
{
// Checks if the the tile after the first box exists
return;
}
if (!AnotherGameBoX._HasNeighbours[direction].SpriteObject.PushWall)
{
// Prevents steel box pushing
return;
}
if (AnotherGameBoX._HasNeighbours[direction]._HasNeighbours[direction].SpriteObject is null)
{
// If the the last position in the row is a box it will patch up the last object movement
// Moves the box before the last one to the last position
AnotherGameBoX._HasNeighbours[direction]._HasNeighbours[direction].SpriteObject = AnotherGameBoX._HasNeighbours[direction].SpriteObject;
// Moves the Hero to the next position
tile._HasNeighbours[direction].SpriteObject = tile.SpriteObject;
// Sets the Hero's origninal gamebox to null
tile.SpriteObject = null;
// Updates the Hero's gamebox
tile._HasNeighbours[direction].SpriteObject.ObjectGameBox = tile._HasNeighbours[direction];
// this ends the loop
break;
}
if (!AnotherGameBoX._HasNeighbours[direction]._HasNeighbours[direction].SpriteObject.PushWall)
{
// Prevents water box pushing
return;
}
else if (AnotherGameBoX._HasNeighbours[direction]._HasNeighbours[direction].SpriteObject is Box)
{
// If there is a box in the way it will update the GameBoxRecusie
// Checks if the move after the new box is possible, otherwise it will stop the movement
if (!(AnotherGameBoX._HasNeighbours[direction]._HasNeighbours[direction]._HasNeighbours.ContainsKey(direction)))
{
return;
}
// Moves the box to its new position
AnotherGameBoX._HasNeighbours[direction]._HasNeighbours[direction].SpriteObject = AnotherGameBoX._HasNeighbours[direction].SpriteObject;
// Updates the AnotherGameBoX to the next one
AnotherGameBoX = AnotherGameBoX._HasNeighbours[direction];
}
else
{
// if an object is discoverd with no relation to box moving, it will stop the movement
return;
}
}
}
