/// <summary>
/// Returns the index of the first (ie lowest numbered)
/// sprite it colides with -1 if no collision
/// the self parameter is there to allow the avoidance of collision texting against yourself
/// </summary>
/// <param name="s">the sprite to test the list against</param>
/// <param name="self">the number of a single sprite to avoid testing</param>
/// <returns></returns>
public int collisionAA(Sprite3 s, int self)
{
if (s == null)
{
return(-1);
}
if (!s.getVisible())
{
return(-1);
}
if (!s.getActive())
{
return(-1);
}
for (int i = 0; i < highUsed + 1; i++)
{
if (sprite[i] != null && sprite[i].active)
{
if (sprite[i].getVisible() &&
i != self && s.collision(sprite[i]))
{
return(i);
}
}
}
return(-1);
}
public override void Update(GameTime gameTime)
{
prevKeyState = keyState;
keyState = Keyboard.GetState();
timer += 1;
explostionTimer += 1;
explosionAnimation.animationTick(gameTime);
mineExplostionAnimation.animationTick(gameTime);
missileSmoke.Update(gameTime);
exLimSound.Update(gameTime);
previousMouseState = currentMouseState;
currentMouseState = Mouse.GetState();
mouse_x = currentMouseState.X;
mouse_y = currentMouseState.Y;
// Sets up mine
if (currentMouseState.LeftButton == ButtonState.Pressed)
{
minePos.X = mouse_x;
minePos.Y = mouse_y;
drawMines = true;
mine.active = true;
mineCount = 1;
}
// Controls player movements
if (keyState.IsKeyDown(Keys.Left))
{
if (player.getPosX() > Dir.leftBoundary)
{
player.setPosX(player.getPosX() - 4); // Moves player 3 units left
player.setFlip(SpriteEffects.FlipHorizontally);
}
}
if (keyState.IsKeyDown(Keys.Right))
{
if (player.getPosX() < (Dir.rightBoundary - (player.getWidth() - 5)))
{
player.setPosX(player.getPosX() + 4); // Moves player 3 units right
player.setFlip(SpriteEffects.None);
}
}
// Moves enemy sprite
enemy1.setPosX(enemy1.getPosX() + Dir.rnd.Next(1, 3));
enemy2.setPosX(enemy2.getPosX() - Dir.rnd.Next(1, 3));
// If enemy runs off screen, reset position to random x postion
if (enemy1.getPosX() > Dir.rightBoundary + 60)
{
enemy1.setPos(Dir.rnd.Next(-400, -250), Dir.rnd.Next(200, 700));
}
if (enemy2.getPosX() < Dir.leftBoundary - (enemy2.getWidth() + 50))
{
enemy2.setPos(Dir.rnd.Next(Dir.rightBoundary, Dir.rightBoundary + 200), Dir.rnd.Next(200, 700));
}
// Shoot missile
if (keyState.IsKeyDown(Keys.Space) && prevKeyState.IsKeyUp(Keys.Space))
{
missile.setPos(player.getPosX() + player.getWidth() / 2, player.getPosY() - missile.getHeight());
missile.active = true;
drawSmoke();
drawMissile = true;
if (missileCount > 0)
{
missileCount--;
}
}
if (missileCount == 0)
{
missileCount = 5;
}
if (missile.getPosY() < 185 + missile.getHeight())
{
missile.setPos(player.getPos());
drawMissile = false;
missileSmoke.deActivate();
}
if (timer % 361 == 360)
{
anchor.setPos(enemy1.getPosX() + enemy1.getWidth() / 2, enemy1.getPosY() + enemy1.getHeight() / 2);
anchorDraw = true;
}
if (anchor.getPosY() > Dir.bottomBoundary + anchor.getHeight())
{
anchor.active = false;
anchorDraw = false;
}
// Collision Control
enemy1Collision = missile.collision(enemy1);
enemy2Collision = missile.collision(enemy2);
if (enemy1Collision)
{
enemy1.hitPoints = enemy1.hitPoints - 10;
currXMissile = enemy1.getPosX() + enemy1.getWidth() / 2;
currYMissile = enemy1.getPosY() - enemy1.getHeight() / 2;
if (enemy1.hitPoints <= 0)
{
collision1 = true;
enemy1.hitPoints = 10;
Dir.enemy1Count++;
missileSmoke.deActivate();
}
getSetMissile();
}
if (enemy2Collision)
{
missileSmoke.deActivate();
enemy2.hitPoints = enemy2.hitPoints - 10;
drawMissile = false;
if (enemy2.hitPoints <= 0)
{
currXMissile = enemy2.getPosX() + enemy2.getWidth() / 2;
currYMissile = enemy2.getPosY() - enemy2.getHeight() / 2;
collision2 = true;
Dir.enemy2Count++;
enemy2.hitPoints = 20;
}
getSetMissile();
}
// Gain 10 hp if missile hits the anchor preserve
bool lifeGain = missile.collision(life);
if (lifeGain == true)
{
if (player.hitPoints < 50)
{
player.hitPoints = player.hitPoints + 10;
}
lifeGain = false;
drawMissile = false;
life.active = false;
life.setPos(new Vector2(Dir.rnd.Next(250, 800), Dir.rnd.Next(400, 600)));
missile.active = false;
missile.setPos(player.getPosX(), player.getPosY());
missileSmoke.deActivate();
}
bool anchorCollision = anchor.collision(player);
if (anchorCollision)
{
anchorDraw = false;
anchor.setActiveAndVisible(false);
anchor.setPos(new Vector2(-100, -100));
player.hitPoints = player.hitPoints - 20;
}
mineCollission = mine.collision(enemy1);
if (mineCollission)
{
mine.active = false;
drawMines = false;
mineCurrPos = mine.getPos();
mine.setPos(new Vector2(-100, 0));
enemy1.setPos(Dir.rnd.Next(-400, -250), Dir.rnd.Next(200, 700));
mineCollisionToggle = true;
score += 150;
mineCount = 0;
Dir.enemy1Count += 1;
exLimSound.playSoundIfOk();
}
mineCollission2 = mine.collision(enemy2);
if (mineCollission2)
{
mine.active = false;
drawMines = false;
mineCurrPos = mine.getPos();
mine.setPos(new Vector2(-100, 0));
enemy2.setPos(Dir.rnd.Next(-400, -250), Dir.rnd.Next(200, 700));
mineCollisionToggle2 = true;
score += 200;
mineCount = 0;
Dir.enemy2Count += 1;
exLimSound.playSoundIfOk();
}
// Toggle BB
if (keyState.IsKeyDown(Keys.B) && prevKeyState.IsKeyUp(Keys.B))
{
showBB = !showBB;
}
// Pause
if (keyState.IsKeyDown(Keys.P) && !prevKeyState.IsKeyDown(Keys.P))
{
gameStateManager.pushLevel(3);
}
// Help State
if (keyState.IsKeyDown(Keys.F1) && !prevKeyState.IsKeyDown(Keys.F1))
{
gameStateManager.pushLevel(5);
}
if (player.hitPoints < 0)
{
player.hitPoints = 0;
}
// End State
if (score >= 1000 || player.hitPoints <= 0)
{
if (timer % 181 == 180)
{
gameStateManager.setLevel(4);
}
}
}
public void UpdateL1(GameTime gameTime)
{
ks = Keyboard.GetState();
yarnBalls.moveDeltaXY();
// collision test
for (int i = 0; i < yarnBalls.count(); i++)
{
Sprite3 s = yarnBalls.getSprite(i);
bool coll = playerSprite.collision(s);
if (coll)
{
kachingSound.playSoundIfOk();
s.setActive(false);
points++;
}
}
// used to move the kitty cat to the left
if (ks.IsKeyDown(Keys.Left))
{
playerSprite.moveByDeltaXY();
playerSprite.animationTick(gameTime);
successSound.playSoundIfOk();
playerSprite.active = true;
background.Update(gameTime);
}
if (ks.IsKeyDown(Keys.Right))
{
// NOTE: the move right functionality does not work currently
background.Update(gameTime);
}
if (ks.IsKeyDown(Keys.B))
{
showBB = !showBB;
}
/// increases the player's jump speed - this is a secret function
if (ks.IsKeyDown(Keys.Z))
{
playerJumpSpeed++;
}
// decreases the player's jump speed - this is another secret function
if (ks.IsKeyDown(Keys.X))
{
playerJumpSpeed--;
}
// this gives the small kitty cat the ability to jump around the screen
if (playerJump)
{
playerVec.Y += playerJumpSpeed;
playerJumpSpeed += 1;
playerSprite.setPosY(playerVec.Y);
if (playerVec.Y >= prevPos.Y)
{
playerSprite.setPosY(prevPos.Y);
playerJump = false;
}
}
else
{
if (ks.IsKeyDown(Keys.Up))
{
playerJump = true;
jumpoSound.playSoundIfOk();
playerJumpSpeed = -14;
playerSprite.setPosY(playerVec.Y);
}
}
// transition over to level 2
if (points == 5)
{
state = 3;
}
}
public override void Update(GameTime gameTime)
{
prevKeyState = keyState;
keyState = Keyboard.GetState();
timer += 1;
explosionAnimation.animationTick(gameTime);
missileSmoke.Update(gameTime);
if (keyState.IsKeyDown(Keys.Left))
{
if (player.getPosX() > Dir.leftBoundary)
{
player.setPosX(player.getPosX() - 4); // Moves player 4 units left
player.setFlip(SpriteEffects.FlipHorizontally);
}
}
if (keyState.IsKeyDown(Keys.Right))
{
if (player.getPosX() < (Dir.rightBoundary - (player.getWidth() - 5)))
{
player.setPosX(player.getPosX() + 4); // Moves player 4 units right
player.setFlip(SpriteEffects.None);
}
}
enemy1.setPosX(enemy1.getPosX() + Dir.rnd.Next(1, 3));
enemy2.setPosX(enemy2.getPosX() - Dir.rnd.Next(1, 3));
enemy3.setPosX(enemy3.getPosX() + Dir.rnd.Next(2, 4));
// If enemy runs off screen, reset position to random x postion
if (enemy1.getPosX() > Dir.rightBoundary + 60)
{
enemy1.setPos(Dir.rnd.Next(-400, -250), Dir.rnd.Next(200, 700));
}
if (enemy2.getPosX() < Dir.leftBoundary - (enemy2.getWidth() + 50))
{
enemy2.setPos(Dir.rnd.Next(Dir.rightBoundary, Dir.rightBoundary + 200), Dir.rnd.Next(200, 700));
}
if (enemy3.getPosX() > Dir.rightBoundary + 60)
{
enemy3.setPos(Dir.rnd.Next(-400, -250), Dir.rnd.Next(200, 700));
}
if (keyState.IsKeyDown(Keys.Space) && prevKeyState.IsKeyUp(Keys.Space))
{
missile.setPos(player.getPosX() + player.getWidth() / 2, player.getPosY() - missile.getHeight());
missile.active = true;
drawMissile = true;
drawSmoke();
if (missileCount > 0)
{
missileCount--;
}
}
if (missileCount == 0)
{
missileCount = 5;
}
if (missile.getPosY() < 185 + missile.getHeight())
{
missile.setPos(player.getPos());
drawMissile = false;
missileSmoke.deActivate();
}
enemy1Collision = missile.collision(enemy1);
enemy2Collision = missile.collision(enemy2);
enemy3Collision = missile.collision(enemy3);
explostionTimer += 1;
if (enemy1Collision)
{
enemy1.hitPoints = enemy1.hitPoints - 10;
currXMissile = enemy1.getPosX() + enemy1.getWidth() / 2;
currYMissile = enemy1.getPosY() - enemy1.getHeight() / 2;
if (enemy1.hitPoints <= 0)
{
collision1 = true;
Dir.enemy1Count++;
enemy1.hitPoints = 10;
}
getSetMissile();
}
if (enemy2Collision)
{
missileSmoke.deActivate();
enemy2.hitPoints = enemy2.hitPoints - 10;
drawMissile = false;
if (enemy2.hitPoints <= 0)
{
currXMissile = enemy2.getPosX() + enemy2.getWidth() / 2;
currYMissile = enemy2.getPosY() - enemy2.getHeight() / 2;
collision2 = true;
Dir.enemy2Count++;
enemy2.hitPoints = 20;
}
getSetMissile();
}
if (enemy3Collision)
{
enemy3.hitPoints = enemy3.hitPoints - 10;
currXMissile = enemy3.getPosX() + enemy3.getWidth() / 2;
currYMissile = enemy3.getPosY() - enemy3.getHeight() / 2;
if (enemy3.hitPoints <= 0)
{
collision3 = true;
Dir.enemy3Count++;
enemy3.hitPoints = 10;
}
getSetMissile();
}
// Toggle showing Boundary Box
if (keyState.IsKeyDown(Keys.B) && prevKeyState.IsKeyUp(Keys.B))
{
showBoundary = !showBoundary;
}
if (keyState.IsKeyDown(Keys.P) && !prevKeyState.IsKeyDown(Keys.P))
{
gameStateManager.pushLevel(3);
}
if (keyState.IsKeyDown(Keys.F1) && !prevKeyState.IsKeyDown(Keys.F1))
{
gameStateManager.pushLevel(5);
}
if (score >= 300)
{
if (timer % 181 == 180)
{
gameStateManager.setLevel(2);
}
}
exLimSound.Update(gameTime);
}