public void CheckApples(Vector2 nextPos)
{
foreach (var apple in Apples)
{
if (apple.Position == nextPos)
{
SpawnPart();
OnAppleEaten?.Invoke(apple, EventArgs.Empty);
// Checks if the apple did not spawn on the next HeadPosition, which isn't updated to the BodyPart List yet and therefore not checked otherwise.
while (Apples[Apples.Count - 1].Position == nextPos)
{
Apples.RemoveAt(Apples.Count - 1);
OnAppleEaten?.Invoke(apple, EventArgs.Empty);
}
break;
}
}
}
public void RespOfApples()
{
while (Apples.Count < applesCount)
{
Apples.Add(new Apple());
foreach (var item in Obstacles)
{
if (Apples.Last().Collide(item))
{
Apples.RemoveAt(Apples.Count - 1);
break;
}
}
for (int i = 0; i < Apples.Count; i++)
{
if (Apples.Last().Collide(Apples[i]) && Apples.Last() != Apples[i])
{
Apples.RemoveAt(Apples.Count - 1);
break;
}
}
}
}
public void SpawnApples()
{
while (Apples.Count < applesCount)
{
Apples.Add(new Apple());
foreach (var item in Walls)
{
if (Apples.Last().CollidesWith(item))
{
Apples.RemoveAt(Apples.Count - 1);
break;
}
}
for (int i = 0; i < Apples.Count; i++)
{
if (Apples.Last().CollidesWith(Apples[i]) && Apples.Last() != Apples[i])
{
Apples.RemoveAt(Apples.Count - 1);
break;
}
}
}
}
internal void Move(int Step)
{
Point From = new Point(SnakeBody[SnakeBody.Count - 1].End.X, SnakeBody[SnakeBody.Count - 1].End.Y);
switch (CurrentDirection)
{
case Direction.LEFT:
SnakeBody[SnakeBody.Count - 1].End.X -= Step;
break;
case Direction.RIGHT:
SnakeBody[SnakeBody.Count - 1].End.X += Step;
break;
case Direction.UP:
SnakeBody[SnakeBody.Count - 1].End.Y -= Step;
break;
case Direction.DOWN:
SnakeBody[SnakeBody.Count - 1].End.Y += Step;
break;
}
Point To = new Point(SnakeBody[SnakeBody.Count - 1].End.X, SnakeBody[SnakeBody.Count - 1].End.Y);
bool WillGrow = false;
for (int x = Math.Min(From.X, To.X); x <= Math.Max(From.X, To.X); x++)
{
for (int y = Math.Min(From.Y, To.Y); y <= Math.Max(From.Y, To.Y); y++)
{
if (x == From.X && y == From.Y)
{
continue;
}
Point P = new Point(x, y);
foreach (LineSeg Obstacle in Obstacles)
{
if (Intersect(P, Obstacle))
{
SnakeBody[SnakeBody.Count - 1].End = P;
if (HitWallAndLose != null)
{
HitWallAndLose();
}
Console.WriteLine("Hit the obstacle, P is " + P.X + ", " + P.Y + ", and Obstacle is" +
Obstacle.Start.X + "," + Obstacle.Start.Y + ") and " + Obstacle.End.X + ", " + Obstacle.End.Y);
return;
}
}
for (int i = 0; i < SnakeBody.Count - 1; i++)
{
if (Intersect(P, SnakeBody[i]))
{
SnakeBody[SnakeBody.Count - 1].End = P;
if (HitSnakeAndLose != null)
{
HitSnakeAndLose();
}
Console.WriteLine("Hit the body: P is " + P.X + "," + P.Y + "body ends at" + SnakeBody[i].End.X + ", " + SnakeBody[i].End.Y);
return;
}
}
int Removed = -1;
for (int i = 0; i < Apples.Count; i++)
{
if (Math.Abs(Apples[i].X - P.X) <= AppleSize / 2 &&
Math.Abs(Apples[i].Y - P.Y) <= AppleSize / 2)
{
Removed = i;
Appleseaten = i;
WillGrow = true;
break;
}
}
if (Removed >= 0)
{
Apples.RemoveAt(Removed);
AddApple(1);//mumber of apple to be added after the snake eats one apple
if (EatAndGrow != null)
{
EatAndGrow();
}
}
}
}
if (WillGrow)
{
return;
}
if (SnakeBody[0].Start.X == SnakeBody[0].End.X)
{
if (Math.Abs(SnakeBody[0].Start.Y - SnakeBody[0].End.Y) > Step)
{
SnakeBody[0].Start.Y += (SnakeBody[0].Start.Y > SnakeBody[0].End.Y) ? (-Step) : Step;
}
else
{
SnakeBody.RemoveAt(0);
}
}
else
{
if (Math.Abs(SnakeBody[0].Start.X - SnakeBody[0].End.X) > Step)
{
SnakeBody[0].Start.X += (SnakeBody[0].Start.X > SnakeBody[0].End.X) ? (-Step) : Step;
}
else
{
SnakeBody.RemoveAt(0);
}
}
}
public void UpdatePlayer()
{
if (playerState != PlayerState.Dead)
{
player.velocity.X = MathHelper.Clamp(
player.velocity.X + PLAYER_ACCELERATION * ((keyboard.IsKeyDown(Keys.D) ? 1 : 0) - (keyboard.IsKeyDown(Keys.A) ? 1 : 0)),
-PLAYER_MAX_SPEED_X,
PLAYER_MAX_SPEED_X);
if (playerState == PlayerState.OnGround)
{
//Friction
if (player.velocity.X < -PLAYER_FRICTION_GROUND || player.velocity.X > PLAYER_FRICTION_GROUND)
{
player.velocity.X = player.velocity.X - PLAYER_FRICTION_GROUND * Math.Sign(player.velocity.X);
}
else
{
player.velocity.X = 0;
}
//Jumping
if (keyboard.IsKeyDown(Keys.Space) && keyboardOld.IsKeyUp(Keys.Space))
{
player.velocity.Y = PLAYER_JUMP;
playerState = PlayerState.InAir;
}
}
else if (playerState == PlayerState.InAir)
{
//Friction
if (player.velocity.X < -PLAYER_FRICTION_AIR || player.velocity.X > PLAYER_FRICTION_AIR)
{
player.velocity.X = player.velocity.X - PLAYER_FRICTION_AIR * Math.Sign(player.velocity.X);
}
else
{
player.velocity.X = 0;
}
}
//Vector2 nextPosition = player.Center + player.velocity;
//Vector2 nextRopeVector = (nextPosition - hook.Center);
//if (hookState != HookState.Hooked || nextRopeVector.Length() < ropeLength || player.Center.Y <= hook.Center.Y)
if (hookState == HookState.Hooked)
{
//player.velocity.Y += GRAVITY * (float)Math.Pow(1 - (1 / ropeLength), (player.Center.Y - hook.Center.Y) - ropeLength);
player.velocity.Y += GRAVITY * (float)(-((HOOK_GRAVITY_MULTIPLIER - 1) / ropeLength) * (player.Center.Y - hook.Center.Y) + HOOK_GRAVITY_MULTIPLIER);
}
else
{
player.velocity.Y += GRAVITY;
}
player.velocity.X += (playerState == PlayerState.GrappleOut ? ApplyWind() * 0.5f : (playerState == PlayerState.InAir ? ApplyWind() * 1.5f : ApplyWind()));
//Handle rope tension
if (hookState == HookState.Hooked)
{
Vector2 oldNextPosition = player.Center + player.velocity;
Vector2 newNextPositionRelative = oldNextPosition - hook.Center;
if (newNextPositionRelative.Length() >= ropeLength)
{
newNextPositionRelative.Normalize();
newNextPositionRelative.X *= (float)ropeLength;
newNextPositionRelative.Y *= (float)ropeLength;
Vector2 newNextPosition = hook.Center + newNextPositionRelative;
float velocityMagnitude = player.velocity.Length();
player.velocity = newNextPosition - player.Center;
player.velocity.Normalize();
player.velocity *= velocityMagnitude;
}
/*if(nextRopeVector.Length() >= ropeLength)
* {
* Vector2 ropeVector = player.Center - hook.Center;
* double theta = Math.Atan2(ropeVector.Y, ropeVector.X);
* double forceMagnitude = Math.Sin(theta) * GRAVITY;
* double angle = Math.Atan2(ropeVector.Y, ropeVector.X);
* if (angle < Math.PI / 2 || angle >= Math.PI * 3 / 2)
* angle += Math.PI / 2;
* else
* angle -= Math.PI / 2;
* int sub = (Math.Atan2(player.velocity.Y, player.velocity.X) < angle) ? -1 : 1;
* player.velocity = (new Vector2((float)(Math.Cos(angle)), (float)(Math.Sin(angle)))) * (float)(forceMagnitude + (player.velocity.Length() * sub));
* }*/
}
//Change rope length
if (hookState == HookState.Hooked)
{
if (keyboard.IsKeyDown(Keys.W) && ropeLength > 16)
{
ropeLength -= 1;
Vector2 offsetFromHook = player.Center - hook.Center;
if (offsetFromHook.Length() > ropeLength)
{
offsetFromHook = offsetFromHook * -1;
offsetFromHook.Normalize();
player.velocity += offsetFromHook * 0.5f;
}
}
else if (keyboard.IsKeyDown(Keys.S) && ropeLength < HOOK_MAX_LENGTH)
{
ropeLength += 1;
}
}
for (int i = 0; i < TilesSpike.Count; i++)
{
var spike = TilesSpike[i];
if (player.Intersects(spike))
{
PlayerDie();
return;
}
}
for (int i = Apples.Count - 1; i >= 0; i--)
{
var apple = Apples[i];
if (player.WillIntersect(apple))
{
Apples.RemoveAt(i);
appleCount++;
soundPickupApple.Play();
break;
}
}
for (int i = 0; i < Grounders.Count; i++)
{
var mole = Grounders[i];
if (player.Intersects(mole))
{
PlayerDie();
return;
}
}
for (int i = 0; i < Flyer.Count; i++)
{
var bird = Flyer[i];
if (player.Intersects(bird))
{
PlayerDie();
return;
}
}
if (player.Up >= VIEWPORT_HEIGHT + (TILE_HEIGHT * 4))
{
PlayerDie();
return;
}
for (int i = 0; i < TilesSolid.Count; i++)
{
var tile = TilesSolid[i];
if (player.WillIntersect(tile))
{
var oldVelX = player.velocity.X;
player.velocity.X = 0;
if (player.velocity.Y > 0)
{
if (player.WillIntersect(tile))
{
player.position.Y = tile.Up - player.bounds.Y;
player.velocity.Y = 0;
playerState = PlayerState.OnGround;
}
}
else if (player.velocity.Y < 0)
{
if (player.WillIntersect(tile))
{
player.position.Y = tile.Down;
player.velocity.Y = 0;
}
}
player.velocity.X = oldVelX;
var oldVelY = player.velocity.Y;
player.velocity.Y = 0;
if (player.velocity.X > 0)
{
if (player.WillIntersect(tile))
{
player.position.X = tile.Left - player.bounds.X;
player.velocity.X = 0;
}
}
else if (player.velocity.X < 0)
{
if (player.WillIntersect(tile))
{
player.position.X = tile.Right;
player.velocity.X = 0;
}
}
player.velocity.Y = oldVelY;
}
}
for (int i = 0; i < TilesOneWayPlatform.Count; i++)
{
var tile = TilesOneWayPlatform[i];
if (player.WillIntersect(tile))
{
var oldVelX = player.velocity.X;
player.velocity.X = 0;
if (player.velocity.Y > 0 && player.Down <= tile.Up)
{
if (player.WillIntersect(tile))
{
player.position.Y = tile.Up - player.bounds.Y;
player.velocity.Y = 0;
playerState = PlayerState.OnGround;
}
}
player.velocity.X = oldVelX;
}
}
if (playerState == PlayerState.OnGround)
{
if (player.velocity.Y != 0)
{
playerState = PlayerState.InAir;
}
/*if (player.Intersects(goal)) {
* level = (level + 1) % levelNames.Length;
* ChangeLevel(level);
* }*/
}
if (player.Down <= 0)
{
level = (level + 1) % levelNames.Length;
ChangeLevel(level);
}
player.position += player.velocity;
player.velocity.X -= ApplyWind();
}
else
{
deathTimer -= 1f;
if (deathTimer <= 0)
{
ResetLevel();
}
}
}
public void StepOfShots()
{
while (DeltaShots != MainForm.sizeCell + 5)
{
for (int i = 0; i < ShotsKolobok.Count; i++)
{
Move(ShotsKolobok[i], DeltaShots);
}
for (int i = 0; i < ShotsTanks.Count; i++)
{
Move(ShotsTanks[i], DeltaShots);
}
for (int i = 0; i < Apples.Count; i++)
{
mapGraphics.DrawImage(Apples[i].Img, Apples[i].X * MainForm.sizeCell, Apples[i].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
}
for (int i = 0; i < Obstacles.Count; i++)
{
if (Obstacles[i].Ability == 1)
{
mapGraphics.DrawImage(Obstacles[i].Img, Obstacles[i].X * MainForm.sizeCell, Obstacles[i].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
}
}
DeltaShots += 5;
map.Image = backgroundMap;
return;
}
DeltaShots = 5;
for (int j = 0; j < ShotsTanks.Count; j++)
{
if (kolobok.Collide(ShotsTanks[j]))
{
gameOver = true;
break;
}
}
for (int i = 0; i < Tanks.Count; i++)
{
for (int j = 0; j < ShotsKolobok.Count; j++)
{
if (Tanks[i].Collide(ShotsKolobok[j]))
{
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].PrevX * MainForm.sizeCell, Tanks[i].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].X * MainForm.sizeCell, ShotsKolobok[j].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].X * MainForm.sizeCell, Tanks[i].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].PrevX * MainForm.sizeCell, ShotsKolobok[j].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
Tanks.RemoveAt(i);
ShotsKolobok.RemoveAt(j);
i--;
j--;
break;
}
}
}
for (int i = 0; i < ShotsKolobok.Count; i++)
{
ShotsKolobok[i].Move();
var index = ShotsKolobok[i].InteractWithFixedObjects(Obstacles);
if (index > 0)
{
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[i].PrevX * MainForm.sizeCell, ShotsKolobok[i].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, Obstacles[index].X * MainForm.sizeCell, Obstacles[index].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
Obstacles.RemoveAt(index);
ShotsKolobok.RemoveAt(i);
}
}
for (int i = 0; i < ShotsTanks.Count; i++)
{
ShotsTanks[i].Move();
/*if (ShotsTanks[i].CollideWithFixedObjects(Obstacles))
* {
* mapGraphics.FillRectangle(Brushes.Black, ShotsTanks[i].PrevX * MainForm.sizeCell, ShotsTanks[i].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
* ShotsTanks.RemoveAt(i);
* i--;
* continue;
* }*/
var index = ShotsTanks[i].InteractWithFixedObjects(Obstacles);
if (index > 0)
{
mapGraphics.FillRectangle(Brushes.Black, ShotsTanks[i].PrevX * MainForm.sizeCell, ShotsTanks[i].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, Obstacles[index].X * MainForm.sizeCell, Obstacles[index].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
Obstacles.RemoveAt(index);
ShotsTanks.RemoveAt(i);
i--;
continue;
}
if (kolobok.Collide(ShotsTanks[i]))
{
gameOver = true;
break;
}
}
for (int i = 0; i < Tanks.Count; i++)
{
for (int j = 0; j < ShotsKolobok.Count; j++)
{
if (Tanks[i].Collide(ShotsKolobok[j]))
{
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].PrevX * MainForm.sizeCell, Tanks[i].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].X * MainForm.sizeCell, ShotsKolobok[j].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].X * MainForm.sizeCell, Tanks[i].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].PrevX * MainForm.sizeCell, ShotsKolobok[j].PrevY * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
Tanks.RemoveAt(i);
ShotsKolobok.RemoveAt(j);
i--;
j--;
break;
}
}
}
for (int i = 0; i < Apples.Count; i++)
{
if (Apples[i].Collide(kolobok))
{
Apples.RemoveAt(i);
Score++;
break;
}
mapGraphics.DrawImage(Apples[i].Img, Apples[i].X * MainForm.sizeCell, Apples[i].Y * MainForm.sizeCell, MainForm.sizeCell, MainForm.sizeCell);
}
RespOfApples();
DeltaShots += 5;
map.Image = backgroundMap;
}
public void StepOfShots()
{
while (DeltaShots != TanksForm.sizeCell + 5)
{
for (int i = 0; i < ShotsKolobok.Count; i++)
{
Move(ShotsKolobok[i], DeltaShots);
}
for (int i = 0; i < ShotsTanks.Count; i++)
{
Move(ShotsTanks[i], DeltaShots);
}
for (int i = 0; i < Apples.Count; i++)
{
mapGraphics.DrawImage(Apples[i].Img, Apples[i].X * TanksForm.sizeCell, Apples[i].Y * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
}
DeltaShots += 5;
map.Image = backgroundMap;
return;
}
DeltaShots = 5;
for (int j = 0; j < ShotsTanks.Count; j++)
{
if (kolobok.CollidesWith(ShotsTanks[j]))
{
gameOver = true;
break;
}
}
for (int i = 0; i < Tanks.Count; i++)
{
for (int j = 0; j < ShotsKolobok.Count; j++)
{
if (Tanks[i].CollidesWith(ShotsKolobok[j]))
{
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].OldX * TanksForm.sizeCell, Tanks[i].OldY * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].X * TanksForm.sizeCell, ShotsKolobok[j].Y * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].X * TanksForm.sizeCell, Tanks[i].Y * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].OldX * TanksForm.sizeCell, ShotsKolobok[j].OldY * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
Tanks.RemoveAt(i);
ShotsKolobok.RemoveAt(j);
i--;
j--;
break;
}
}
}
for (int i = 0; i < ShotsKolobok.Count; i++)
{
ShotsKolobok[i].Move();
if (ShotsKolobok[i].CollidesWithWalls(Walls))
{
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[i].OldX * TanksForm.sizeCell, ShotsKolobok[i].OldY * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
ShotsKolobok.RemoveAt(i);
i--;
}
}
for (int i = 0; i < ShotsTanks.Count; i++)
{
ShotsTanks[i].Move();
if (ShotsTanks[i].CollidesWithWalls(Walls))
{
mapGraphics.FillRectangle(Brushes.Black, ShotsTanks[i].OldX * TanksForm.sizeCell, ShotsTanks[i].OldY * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
ShotsTanks.RemoveAt(i);
i--;
continue;
}
if (kolobok.CollidesWith(ShotsTanks[i]))
{
gameOver = true;
break;
}
}
for (int i = 0; i < Tanks.Count; i++)
{
for (int j = 0; j < ShotsKolobok.Count; j++)
{
if (Tanks[i].CollidesWith(ShotsKolobok[j]))
{
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].OldX * TanksForm.sizeCell, Tanks[i].OldY * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].X * TanksForm.sizeCell, ShotsKolobok[j].Y * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, Tanks[i].X * TanksForm.sizeCell, Tanks[i].Y * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
mapGraphics.FillRectangle(Brushes.Black, ShotsKolobok[j].OldX * TanksForm.sizeCell, ShotsKolobok[j].OldY * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
Tanks.RemoveAt(i);
ShotsKolobok.RemoveAt(j);
i--;
j--;
break;
}
}
}
for (int i = 0; i < Apples.Count; i++)
{
if (Apples[i].CollidesWith(kolobok))
{
Apples.RemoveAt(i);
Score++;
break;
}
mapGraphics.DrawImage(Apples[i].Img, Apples[i].X * TanksForm.sizeCell, Apples[i].Y * TanksForm.sizeCell, TanksForm.sizeCell, TanksForm.sizeCell);
}
SpawnApples();
DeltaShots += 5;
map.Image = backgroundMap;
}