public override void Update(GameTime gameTime)
{
if (!isActive)
{
foreach (SceneElement se in w.SceneElements)
{
if (se is TankEnemy)
{
if ((se as TankEnemy).IsOnBridge)
{
TankEnemy te = se as TankEnemy;
if (te.RectPosition.Intersects(RectPosition))
{
te.IsActive = false;
}
else
{
te.RectEnd = new Rectangle(1, 1, 1, 1);
if (RectPosition.X > te.RectPosition.X)
{
te.Direction = Direction.LeftToRight;
}
else
{
te.Direction = Direction.RightToLeft;
}
}
}
}
}
}
}
protected override void Update(GameTime gameTime)
{
KeyboardState currentState = Keyboard.GetState();
Keys[] currentKeys = currentState.GetPressedKeys();
foreach (Keys keys in currentKeys)
{
if (keys == Keys.Escape)
{
this.Exit();
}
if (keys == Keys.F2 && !gameover)
{
if (firstrun)
{
firstrun = false;
paused = false;
}
else
{
if (gameTime.TotalGameTime.Milliseconds % 100 == 0)
{
paused = !paused;
}
}
}
if (keys == Keys.F5)
{
initNewGame();
fuel = 100;
points = 0;
paused = false;
gameover = false;
firstrun = true;
win = false;
}
}
if (!paused && !gameover)
{
ScrollingWorld.Update(gameTime);
}
for (int i = 0; i < Explosions.Length; i++)
{
if (Explosions[i].IsActive)
{
Explosions[i].Update(gameTime);
}
}
foreach (SceneElement e in w.SceneElements)
{
e.Update(gameTime);
}
for (int i = 0; i < w.Collisions.Length; i++)
{
int wo = Math.Abs(w.offsetY);
int cy = w.Collisions[i].Y;
Rectangle tr = new Rectangle(w.Collisions[i].X, w.Collisions[i].Y + w.offsetY,
w.Collisions[i].Width, w.Collisions[i].Height);
if (player.RectPosition.Intersects(tr))
{
Explosions[0].Position = player.RectPosition;
Explosions[0].IsActive = true;
player.IsActive = false;
gameover = true;
}
}
for (int i = 0; i < Bullets.Length; i++)
{
if (Bullets[i].IsActive)
{
Bullets[i].Update(gameTime);
}
}
for (int i = 0; i < w.SceneElements.Count; i++)
{
if (w.SceneElements[i].IsActive)
{
Rectangle tr = new Rectangle(
w.SceneElements[i].RectPosition.X,
w.SceneElements[i].RectPosition.Y + w.offsetY,
w.SceneElements[i].Width,
w.SceneElements[i].Height);
if (w.SceneElements[i] is TankEnemy)
{
TankEnemy te = w.SceneElements[i] as TankEnemy;
for (int b = 0; b < te.Bullets.Length; b++)
{
if (te.Bullets[b].RectPosition.Intersects(player.RectPosition))
{
player.IsActive = false;
gameover = true;
}
}
}
if (tr.Intersects(player.RectPosition))
{
w.SceneElements[i].IsActive = false;
Explosions[0].IsActive = true;
Explosions[0].Position = tr;
Explosions[1].IsActive = true;
Explosions[1].Position = player.RectPosition;
player.IsActive = false;
gameover = true;
}
for (int j = 0; j < Bullets.Length; j++)
{
if (Bullets[j].IsActive)
{
if (tr.Intersects(Bullets[j].RectPosition))
{
points += 10;
for (int k = 0; k < Explosions.Length; k++)
{
if (!Explosions[k].IsActive)
{
Explosions[k].IsActive = true;
Explosions[k].Position = tr;
w.SceneElements[i].IsActive = false;
Bullets[j].IsActive = false;
break;
}
}
}
}
}
}
}
for (int f = 0; f < w.Fuels.Length; f++)
{
Rectangle tr = new Rectangle(
w.Fuels[f].X,
w.Fuels[f].Y + w.offsetY,
RiverRide.FuelTexture.Width,
RiverRide.FuelTexture.Height);
for (int b = 0; b < Bullets.Length; b++)
{
if (Bullets[b].IsActive)
{
if (tr.Intersects(Bullets[b].RectPosition))
{
for (int k = 0; k < w.Fuels.Length; k++)
{
if (w.Fuels[k] != new Rectangle(1, 1, 1, 1))
{
for (int e = 0; e < Explosions.Length; e++)
{
if (!Explosions[e].IsActive)
{
Explosions[e].IsActive = true;
Explosions[e].Position = tr;
break;
}
}
w.Fuels[k] = new Rectangle(1, 1, 1, 1);
Bullets[b].IsActive = false;
break;
}
}
}
}
}
if (w.Fuels[f] != new Rectangle(1, 1, 1, 1))
{
if (tr.Intersects(player.RectPosition))
{
if (gameTime.TotalGameTime.Milliseconds % 100 == 0)
{
if (fuel + 1 <= 100)
{
++fuel;
}
;
}
}
}
}
if (gameTime.TotalGameTime.Milliseconds % 200 == 0)
{
if (fuel - 1 >= 0)
{
if (!gameover && !paused && !firstrun)
{
fuel--;
}
}
else
{
Explosions[0].IsActive = true;
player.IsActive = false;
gameover = true;
Explosions[0].Position = player.RectPosition;
w.EndOfScrolling = true;
}
}
if (gameover)
{
return;
}
player.Update(gameTime);
if (firstrun)
{
paused = true;
}
base.Update(gameTime);
}
public World initWorld(string mapFile)
{
World w = new World();
w.SceneElements = new List <SceneElement>();
List <Rectangle> rectCollisions = new List <Rectangle>();
List <Rectangle> fuels = new List <Rectangle>();
List <Rectangle> bridges = new List <Rectangle>();
XmlTextReader xmlReader = new XmlTextReader(mapFile);
while (xmlReader.Read())
{
xmlReader.MoveToElement();
if (xmlReader.Name == "area")
{
string tmpv = "";
if (xmlReader["nohref"] == "nohref")
{
string[] ctmp = xmlReader["coords"].Split(',');
Rectangle rtLeftSide = new Rectangle(int.Parse(ctmp[0]), int.Parse(ctmp[1]), int.Parse(ctmp[2]) - int.Parse(ctmp[0]), int.Parse(ctmp[3]) - int.Parse(ctmp[1]));
rectCollisions.Add(rtLeftSide);
Rectangle rtRightSide = new Rectangle()
{
X = RiverRide.SCREEN_WIDTH - rtLeftSide.X - rtLeftSide.Width,
Y = rtLeftSide.Y,
Height = rtLeftSide.Height,
Width = rtLeftSide.Width
};
rectCollisions.Add(rtRightSide);
}
if ((tmpv = xmlReader["href"]) != null)
{
string[] ctmp = xmlReader["coords"].Split(',');
Rectangle rt = new Rectangle(int.Parse(ctmp[0]), int.Parse(ctmp[1]), int.Parse(ctmp[2]) - int.Parse(ctmp[0]), int.Parse(ctmp[3]) - int.Parse(ctmp[1]));
if (tmpv.StartsWith("enemyt"))
{
string[] tmp = tmpv.Split('_');
SceneElement e = null;
string id = "";
if ((e = w.getEnemy(id = tmp[0] + tmp[1])) == null)
{
switch (tmp[0])
{
case "enemyt1":
e = new ShipEnemy(new Texture2D[]
{
RiverRide.ShipEnemyTexture1,
RiverRide.ShipEnemyTexture2
}, id, w);
break;
case "enemyt2":
e = new HellicopterEnemy(new Texture2D[]
{
RiverRide.HelicopterEnemyTexture1,
RiverRide.HelicopterEnemyTexture2
}, id, w);
break;
case "enemyt3":
e = new TankEnemy(new Texture2D[]
{
RiverRide.TankEnemyTexture1,
RiverRide.TankEnemyTexture2
}, id, w);
break;
case "enemyt4":
e = new Su22Enemy(new Texture2D[]
{
RiverRide.Su22EnemyTexture1,
RiverRide.Su22EnemyTexture2
}, id, w);
break;
}
w.SceneElements.Add(e);
}
if (tmp[2] == "start")
{
e.RectStart = rt;
e.RectPosition = rt;
if (tmp.Length == 4)
{
if (tmp[3] == "onbridge")
{
(e as TankEnemy).IsOnBridge = true;
}
}
}
else if (tmp[2] == "end")
{
e.RectEnd = rt;
}
}
if (tmpv == "island")
{
rectCollisions.Add(new Rectangle(int.Parse(ctmp[0]), int.Parse(ctmp[1]), int.Parse(ctmp[2]) - int.Parse(ctmp[0]), int.Parse(ctmp[3]) - int.Parse(ctmp[1])));
}
if (tmpv == "bridge")
{
Bridge b = new Bridge(new Texture2D[]
{
RiverRide.Bridge,
RiverRide.Bridge
}, "", w);
b.RectStart = rt;
b.RectPosition = rt;
w.SceneElements.Add(b);
}
if (tmpv == "fuel")
{
Rectangle rtf = new Rectangle(int.Parse(ctmp[0]), int.Parse(ctmp[1]), int.Parse(ctmp[2]) - int.Parse(ctmp[0]), int.Parse(ctmp[3]) - int.Parse(ctmp[1]));
fuels.Add(new Rectangle()
{
X = rtf.X,
Y = rtf.Y,
Width = RiverRide.FuelTexture.Width,
Height = RiverRide.FuelTexture.Height
});
}
}
}
}
xmlReader.Close();
w.Collisions = rectCollisions.ToArray <Rectangle>();
Array.Sort(w.Collisions, new RectrangleComparer());
w.Bridges = bridges.ToArray <Rectangle>();
w.Fuels = fuels.ToArray <Rectangle>();
return(w);
}
