//draws all the walls using the given spritebatch and texture
public void draw(SpriteBatch spriteBatch, Texture2D texture, bool gameEnds, bool active, Player player1, Player player2)
{
foreach (Wall wall in list)
{
wall.draw(spriteBatch, texture, gameEnds, active, player1, player2);
}
}
//level 3 = hard, AI player gets in turns medium or very hard targets
public Vector2 hardTarget(Player player)
{
if (hardIsUsingMedium)
{
return mediumTarget();
}
else
{
return nearestPill(player.getPosition(""));
}
}
//checks if player hits a moving wall while player is moving only towards one way
public void checkPlayerHits(Player player1, Player player2)
{
if (player1.movingOnlyTowardsOneWay())
{
if (player1.getPosition("").Intersects(getPosition("top")))
{
player1.changeDirectionY(float.MinValue);
}
else if (player1.getPosition("").Intersects(getPosition("bottom")))
{
player1.changeDirectionY(float.MaxValue);
}
else if (player1.getPosition("").Intersects(getPosition("left")))
{
player1.changeDirectionX(float.MinValue);
}
else if (player1.getPosition("").Intersects(getPosition("right")))
{
player1.changeDirectionX(float.MaxValue);
}
}
if (player2.movingOnlyTowardsOneWay())
{
if (player2.getPosition("").Intersects(getPosition("top")))
{
player2.changeDirectionY(float.MinValue);
}
else if (player2.getPosition("").Intersects(getPosition("bottom")))
{
player2.changeDirectionY(float.MaxValue);
}
else if (player2.getPosition("").Intersects(getPosition("left")))
{
player2.changeDirectionX(float.MinValue);
}
else if (player2.getPosition("").Intersects(getPosition("right")))
{
player2.changeDirectionX(float.MaxValue);
}
}
}
public Game1()
{
graphics = new GraphicsDeviceManager(this);
Content.RootDirectory = "Content";
graphics.PreferredBackBufferHeight = 600;
graphics.PreferredBackBufferWidth = 800;
player1 = new Player();
clock = new Timer();
fps = new FPS(800);
}
//returns new target for AI, target depends on the level of AI
public Vector2 getDirection(Player player)
{
if (level == 1)
{
return easyTarget();
}
else if (level == 2)
{
return mediumTarget();
}
else if (level == 3)
{
return hardTarget(player);
}
else
{
return veryHardTarget(player);
}
}
//checks who won the game
private void whoWon(Player player1, Player player2)
{
//player1 wins
if (player1.getScore() > player2.getScore())
{
winner = player1;
loser = player2;
}
//player2 wins
else if (player2.getScore() > player1.getScore())
{
winner = player2;
loser = player1;
}
//the game ends in a tie
else
{
tie = true;
winner = player1;
}
}
//creates a new gameplay screen
public GameplayScreen(string player1Name, string player2Name, string nameOfTheMap,
bool player1IsAI, bool player2IsAI, int player1AILevel, int player2AILevel)
{
//times for the transition
TransitionOnTime = TimeSpan.FromSeconds(0.5);
TransitionOffTime = TimeSpan.FromSeconds(0.5);
//sets the escape-key as the pause button and enter as the restart game button
pauseAction = new InputAction(new Keys[] { Keys.Escape }, true);
endGameAction = new InputAction(new Keys[] { Keys.Enter }, true);
screenWidth = 1024;
screenHeight = 768;
p1name = player1Name;
p2name = player2Name;
mapName = nameOfTheMap;
p1ai = player1IsAI;
p2ai = player2IsAI;
p1aiLevel = player1AILevel;
p2aiLevel = player2AILevel;
clock = new Timer(20.0f);
//fps = new FPS(screenWidth);
map = new Map(mapName);
pills = new Pills(map, 100, screenWidth, screenHeight, 32);
player1 = new Player(0, 0, screenWidth, screenHeight, p1name, map, p1ai, p1aiLevel, pills);
player2 = new Player(screenWidth - 32, screenHeight - 32, screenWidth, screenHeight, p2name, map, p2ai, p2aiLevel, pills);
scores = new Scores(screenWidth);
controls = new PlayerControls();
gameEnds = false;
}
//changes directions of both players according to keyboard's current state
public void checkKeyboardStatus(KeyboardState keyState, Player player1, Player player2)
{
if (player1.isInputEnabled())
{
if (player1.isAI()) //player 1 is AI
{
player1.getAI().moveAIPlayer(player1);
}
else
{
if (keyState.IsKeyDown(Keys.W) && keyState.IsKeyDown(Keys.A))
{
player1.changeBothDirections(float.MinValue, float.MinValue);
}
else if (keyState.IsKeyDown(Keys.W) && keyState.IsKeyDown(Keys.D))
{
player1.changeBothDirections(float.MaxValue, float.MinValue);
}
else if (keyState.IsKeyDown(Keys.S) && keyState.IsKeyDown(Keys.A))
{
player1.changeBothDirections(float.MinValue, float.MaxValue);
}
else if (keyState.IsKeyDown(Keys.S) && keyState.IsKeyDown(Keys.D))
{
player1.changeBothDirections(float.MaxValue, float.MaxValue);
}
else if (keyState.IsKeyDown(Keys.W))
{
player1.changeDirectionY(float.MinValue);
}
else if (keyState.IsKeyDown(Keys.S))
{
player1.changeDirectionY(float.MaxValue);
}
else if (keyState.IsKeyDown(Keys.A))
{
player1.changeDirectionX(float.MinValue);
}
else if (keyState.IsKeyDown(Keys.D))
{
player1.changeDirectionX(float.MaxValue);
}
}
}
if (player2.isInputEnabled())
{
if (player2.isAI()) //player 2 is AI
{
player2.getAI().moveAIPlayer(player2);
}
else
{
if (keyState.IsKeyDown(Keys.Up) && keyState.IsKeyDown(Keys.Left))
{
player2.changeBothDirections(float.MinValue, float.MinValue);
}
else if (keyState.IsKeyDown(Keys.Up) && keyState.IsKeyDown(Keys.Right))
{
player2.changeBothDirections(float.MaxValue, float.MinValue);
}
else if (keyState.IsKeyDown(Keys.Down) && keyState.IsKeyDown(Keys.Left))
{
player2.changeBothDirections(float.MinValue, float.MaxValue);
}
else if (keyState.IsKeyDown(Keys.Down) && keyState.IsKeyDown(Keys.Right))
{
player2.changeBothDirections(float.MaxValue, float.MaxValue);
}
else if (keyState.IsKeyDown(Keys.Up))
{
player2.changeDirectionY(float.MinValue);
}
else if (keyState.IsKeyDown(Keys.Down))
{
player2.changeDirectionY(float.MaxValue);
}
else if (keyState.IsKeyDown(Keys.Left))
{
player2.changeDirectionX(float.MinValue);
}
else if (keyState.IsKeyDown(Keys.Right))
{
player2.changeDirectionX(float.MaxValue);
}
}
}
}
public void moveUpAndRight(Player otherPlayer)
{
towardsOneWay = false;
if (topEdges() || position.Intersects(otherPlayer.getPosition("bottom")))
{
bounceFromUpAndRight(false);
}
else if (rightEdges() || position.Intersects(otherPlayer.getPosition("left")))
{
bounceFromUpAndRight(true);
}
else
{
up();
right();
}
}
public void moveUp(Player otherPlayer)
{
towardsOneWay = true;
if (topEdges() || position.Intersects(otherPlayer.getPosition("bottom")))
{
bounceDown();
}
else
{
up();
}
}
//moves player towards the direction vector
public void moveTowardsDirection(Player otherPlayer)
{
if (playerGotStuck())
{
position = startPosition;
}
if (position.X > direction.X && position.Y > direction.Y)
{
moveUpAndLeft(otherPlayer);
}
else if (position.X < direction.X && position.Y > direction.Y)
{
moveUpAndRight(otherPlayer);
}
else if (position.X > direction.X && position.Y < direction.Y)
{
moveDownAndLeft(otherPlayer);
}
else if (position.X < direction.X && position.Y < direction.Y)
{
moveDownAndRight(otherPlayer);
}
else if (position.X > direction.X)
{
moveLeft(otherPlayer);
}
else if (position.X < direction.X)
{
moveRight(otherPlayer);
}
else if (position.Y > direction.Y)
{
moveUp(otherPlayer);
}
else if (position.Y < direction.Y)
{
moveDown(otherPlayer);
}
}
public void moveRight(Player otherPlayer)
{
towardsOneWay = true;
if (rightEdges() || position.Intersects(otherPlayer.getPosition("left")))
{
bounceLeft();
}
else
{
right();
}
}
public void moveDownAndRight(Player otherPlayer)
{
towardsOneWay = false;
if (bottomEdges() || position.Intersects(otherPlayer.getPosition("top")))
{
bounceFromDownAndRight(false);
}
else if (rightEdges() || position.Intersects(otherPlayer.getPosition("left")))
{
bounceFromDownAndRight(true);
}
else
{
down();
right();
}
}
//sets a new target for AI player if it doesn't already have one or the previous target has been reached
public void moveAIPlayer(Player player)
{
//if AI player hits wall enough times it will be given a random direction
//fixes a bug where AI player got "stuck" on wall when the nearest pill was in the otherside of the wall
if (player.wall("") || yetAnotherCounter > 0)
{
wallHitCounter++;
if (wallHitCounter > 10)
{
if (!moveToRandomDirection)
{
player.setDirection(randomDirection());
moveToRandomDirection = true;
}
if (yetAnotherCounter > 80)
{
wallHitCounter = 0;
yetAnotherCounter = 0;
moveToRandomDirection = false;
}
else
{
yetAnotherCounter++;
}
}
}
//level 1 AI's direction change interval
if (level == 1 && targetAcquired)
{
counter++;
if (counter > 50)
{
counter = 0;
targetAcquired = false;
}
}
//level 3 AI's medium/very hard level change intervals
else if (level == 3 && hardIsUsingMedium)
{
counter++;
if (counter > 100)
{
hardIsUsingMedium = false;
counter = 0;
targetAcquired = false;
}
}
else if (level == 3 && !hardIsUsingMedium)
{
counter++;
if (counter > 100)
{
hardIsUsingMedium = true;
counter = 0;
}
}
//no target or no need to send the AI player to a random direction
if (!targetAcquired && !moveToRandomDirection)
{
player.setDirection(getDirection(player));
}
}
//draws the wall using the given spritebatch and texture
public void draw(SpriteBatch spriteBatch, Texture2D texture, bool gameEnds, bool active, Player player1, Player player2)
{
if (!gameEnds && active) //game doesn't end and it isn't paused
{
if (isMoving)
{
moveWall(player1, player2);
}
if (isInflating)
{
inflateWall(player1, player2);
}
if (partTimeVisible)
{
hideOrShowWall();
}
}
if (isVisible)
{
spriteBatch.Draw(texture, position, color);
}
}
//draws the scores of given players with given sprite batch and font
public void draw(SpriteBatch spriteBatch, SpriteFont font, Player player1, Player player2)
{
spriteBatch.DrawString(font, player1.getName() + ": " + player1.getScore(), p1, Color.White);
spriteBatch.DrawString(font, player2.getName() + ": " + player2.getScore(), p2, Color.White);
}
//level 4 = very hard, AI player gets always the location of the nearest pill and tries to go towards it
public Vector2 veryHardTarget(Player player)
{
targetAcquired = false;
return nearestPill(player.getPosition(""));
}
//inflates the wall
public void inflateWall(Player player1, Player player2)
{
checkPlayerHits(player1, player2);
if (isMoving)
{
if (isVertical)
{
if (position.Width < 0 || position.Width > (originalPosition.Width + inflateLimit))
{
speed = -1 * speed;
}
}
else
{
if (position.Height < 0 || position.Height > (originalPosition.Height + inflateLimit))
{
speed = -1 * speed;
}
}
}
else
{
if (position.Width < originalPosition.Width || position.Width > (originalPosition.Width + inflateLimit) ||
position.Height < originalPosition.Height || position.Height > (originalPosition.Height + inflateLimit))
{
speed = -1 * speed;
}
}
if (isVertical)
{
position.Width = position.Width + speed;
}
else
{
position.Height = position.Height + speed;
}
}
//creates a new endscreen
public EndScreen(Player player1, Player player2)
{
tie = false;
whoWon(player1, player2);
}
//moves the wall
public void moveWall(Player player1, Player player2)
{
checkPlayerHits(player1, player2);
if (position.Intersects(originalPosition) || position.Intersects(limitPosition))
{
speed = -1 * speed;
}
if (isVertical) //vertical wall, moves left and right
{
position.X = position.X + speed;
}
else //horizontal wall, moves up and down
{
position.Y = position.Y + speed;
}
}