// *********************** //
// On Move handlers:
// *********************** //
// Move the object:
void OnMove_Object(CMovable movable)
{
// Removing object from previous position:
RemoveObjectFromMap(movable.PrevX, movable.PrevY, movable.Width, movable.Height);
// Setting back object:
SetObjectOnMap(movable);
}
// Sets Projectile on map:
void OnMove_Projectile(CMovable p)
{
int x = (int)(p.X / cellSize);
int y = (int)(p.Y / cellSize);
int prevx = (int)(p.PrevX / cellSize);
int prevy = (int)(p.PrevY / cellSize);
// Deleting previous position:
if ((prevx != x) || (prevy != y))
{
mapProjectiles[prevx, prevy] = null;
}
// Check if somethig is on new position:
var p2 = mapProjectiles[x, y];
// If yes then destroy both:
if (p2 != null)
{
// Enemy projectiles cant destory each other:
if ((p2 != p) && !(((p as CProjectile).Owner is CTankEnemy) && ((p2 as CProjectile).Owner is CTankEnemy)))
{
p.Destroyed = true;
p2.Destroyed = true;
}
}
else
{
// else take position:
mapProjectiles[x, y] = (CProjectile)p;
}
}
// Check position ahead:
bool OnCheck_CanMoveForward(CMovable o)
{
//
int object_width = (int)o.Width / cellSize;
int object_height = (int)o.Height / cellSize;
int oX = (int)o.X; // + o.VectorX * o.Speed;
int oY = (int)o.Y; // + o.VectorY * o.Speed;
//
CGameObject tmp;
// Check X:
switch (o.VectorX)
{
// check right side:
case 1: if (oX >= maximumXY)
{
return(false);
}
else
{
//
int x = (int)(oX / cellSize);
int y = (int)(oY / cellSize);
//
for (int i = 0; i < object_height; i++)
{
tmp = mapMain[x + object_height, y + i];
if ((tmp != null) && (tmp != o))
{
return(false);
}
}
} break;
// check left side:
case -1: if (oX <= minimumXY)
{
return(false);
}
else
{
//
int x = (int)((oX - 1 * o.Speed) / cellSize);
int y = (int)(oY / cellSize);
//
for (int i = 0; i < object_height; i++)
{
tmp = mapMain[x, y + i];
if ((tmp != null) && (tmp != o))
{
return(false);
}
}
} break;
}
// Check Y:
switch (o.VectorY)
{
// check bottom side:
case 1: if (oY >= maximumXY)
{
return(false);
}
else
{
int x = (int)(oX / cellSize);
int y = (int)(oY / cellSize);
for (int i = 0; i < object_width; i++)
{
tmp = mapMain[x + i, y + object_width];
if ((tmp != null) && (tmp != o))
{
return(false);
}
}
} break;
// check top side:
case -1: if (oY <= minimumXY)
{
return(false);
}
else
{
int x = (int)(oX / cellSize);
int y = (int)((oY - 1 * o.Speed) / cellSize);
for (int i = 0; i < object_width; i++)
{
tmp = mapMain[x + i, y];
if ((tmp != null) && (tmp != o))
{
return(false);
}
}
} break;
}
// If nothing in front, return true:
return(true);
}