/// <summary>
/// test for player collision with a wall object
/// </summary>
/// <param name="wall">wall object to test</param>
/// <returns>true if collision</returns>
private bool WallCollision(Wall wall)
{
bool wallCollision = false;
// create a Rectangle object for the new move's position
Rectangle newPlayerPosition = player.BoundingRectangle;
// test the new move's position for a collision with the wall
switch (player.PlayerDirection)
{
case Player.Direction.Left:
// set the position of the new move's rectangle
newPlayerPosition.Offset(-player.SpeedHorizontal, 0);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(wall.BoundingRectangle.Right, player.Position.Y);
}
break;
case Player.Direction.Right:
// set the position of the new move's rectangle
newPlayerPosition.Offset(player.SpeedHorizontal, 0);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(wall.BoundingRectangle.Left - player.BoundingRectangle.Width, player.Position.Y);
}
break;
case Player.Direction.Up:
// set the position of the new move's rectangle
newPlayerPosition.Offset(0, -player.SpeedVertical);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(player.Position.X, wall.BoundingRectangle.Bottom);
}
break;
case Player.Direction.Down:
// set the position of the new move's rectangle
newPlayerPosition.Offset(0, player.SpeedVertical);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(player.Position.X, wall.BoundingRectangle.Top - player.BoundingRectangle.Height);
}
break;
default:
break;
}
return wallCollision;
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// add floors, walls, and ceilings
walls = new List<Wall>();
wall01 = new Wall(Content, "wall", new Vector2(4 * CELL_WIDTH, 4 * CELL_HEIGHT));
wall01.Active = true;
walls.Add(wall01);
// add the player
player = new Player(Content, new Vector2(2 * CELL_WIDTH, 2 * CELL_HEIGHT));
player.Active = true;
// set the player's initial speed
player.SpeedHorizontal = 10;
player.SpeedVertical = 10;
base.Initialize();
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// add floors, walls, and ceilings
wall01 = new Wall(Content, "wall", new Vector2(0, WINDOW_HEIGHT - CELL_HEIGHT));
wall01.Active = true;
wall02 = new Wall(Content, "wall", new Vector2(WINDOW_WIDTH - CELL_WIDTH, WINDOW_HEIGHT - CELL_HEIGHT));
wall02.Active = true;
// add the player
player = new Player(Content, new Vector2(CELL_WIDTH * 2, WINDOW_HEIGHT - CELL_HEIGHT));
player.Active = true;
// set the player's initial speed
player.SpeedHorizontal = 5;
player.SpeedVertical = 5;
base.Initialize();
}
/// <summary>
/// test for player collision with a wall object
/// </summary>
/// <param name="wall">wall object to test</param>
/// <returns>true if collision</returns>
private bool PlayerHitWall(Wall wall)
{
return player.BoundingRectangle.Intersects(wall.BoundingRectangle);
}
/// <summary>
/// test for player collision with a wall object
/// </summary>
/// <param name="wall">wall object to test</param>
/// <returns>true if collision</returns>
private bool WallCollision(Wall wall)
{
bool wallCollision = false;
// create a Rectangle object for the new move's position
Rectangle newPlayerPosition = player.BoundingRectangle;
// test the new move's position for a collision with the wall
switch (player.PlayerDirection)
{
case Player.Direction.Left:
// set the position of the new move's rectangle
newPlayerPosition.Offset(-player.SpeedHorizontal, 0);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(wall.BoundingRectangle.Right, player.Position.Y);
}
break;
case Player.Direction.Right:
// set the position of the new move's rectangle
newPlayerPosition.Offset(player.SpeedHorizontal, 0);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(wall.BoundingRectangle.Left - player.BoundingRectangle.Width, player.Position.Y);
}
break;
case Player.Direction.Up:
// set the position of the new move's rectangle
newPlayerPosition.Offset(0, -player.SpeedVertical);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(player.Position.X, wall.BoundingRectangle.Bottom);
}
break;
case Player.Direction.Down:
// set the position of the new move's rectangle
newPlayerPosition.Offset(0, player.SpeedVertical);
// test for a collision with the new move and the wall
if (newPlayerPosition.Intersects(wall.BoundingRectangle))
{
wallCollision = true;
// move player next to wall
player.Position = new Vector2(player.Position.X, wall.BoundingRectangle.Top - player.BoundingRectangle.Height);
}
break;
default:
break;
}
return(wallCollision);
}
