public Hex GetCurrentMouseHoverHex()
{
Hex currentHex = FractionalHex.HexRound(
Layout.PixelToHex(GameManager.gridLayout, new Vector2(
Controls.getMousePosition().X, Controls.getMousePosition().Y)));
return(currentHex);
}
static public List <Hex> HexLinedraw(Hex a, Hex b)
{
int N = Hex.Distance(a, b);
List <Hex> results = new List <Hex> {
};
double step = 1.0 / Math.Max(N, 1);
for (int i = 0; i <= N; i++)
{
results.Add(FractionalHex.HexRound(FractionalHex.HexLerp(a, b, step * i)));
}
return(results);
}
static public Hex HexRound(FractionalHex h)
{
int q = (int)(Math.Round(h.q));
int r = (int)(Math.Round(h.r));
int s = (int)(Math.Round(h.s));
double q_diff = Math.Abs(q - h.q);
double r_diff = Math.Abs(r - h.r);
double s_diff = Math.Abs(s - h.s);
if (q_diff > r_diff && q_diff > s_diff)
{
q = -r - s;
}
else
if (r_diff > s_diff)
{
r = -q - s;
}
else
{
s = -q - r;
}
return(new Hex(q, r, s));
}
public override void drawObject(SpriteBatch spriteBatch)
{
/* Drawing hex hover */
Hex currentHex = GetCurrentMouseHoverHex();
for (int i = 0; i < getHexes().Count; i++)
{
Color color = new Color();
if (getHexes()[i].q == currentHex.q && getHexes()[i].r == currentHex.r)
{
color = Color.Blue;
}
else
{
color = Color.White;
}
spriteBatch.Draw(
sprite,
Layout.HexToPixel(GameManager.gridLayout, getHexes()[i]),
null,
color,
0f,
new Vector2(sprite.Width / 2f, sprite.Height / 2f),
GameManager.gridLayout.size / sprite.Width * 2f,
SpriteEffects.None,
0f);
}
/* Registering grid mouse clicks. To be moved to Controls */
if (Mouse.GetState().LeftButton == ButtonState.Pressed)
{
Hex clickedHex = FractionalHex.HexRound(
Layout.PixelToHex(
GameManager.gridLayout,
new Vector2(Controls.getMousePosition().X, Controls.getMousePosition().Y)
)
);
Unit currentUnit = UnitManager.GetCurrentUnit();
if (currentUnit.State == Unit.States.Moving)
{
MoveManager.MoveUnit(currentUnit, clickedHex);
}
else
{
UnitManager.SelectUnitByHex(clickedHex);
}
}
/* Drawing unit move path */
// TODO: this should be moved somewhere else.
if (path != null)
{
Color color = Color.Green;
for (int i = 0; i < path.Count; i++)
{
if (i > UnitManager.GetCurrentUnit().CurrentMove())
{
color = Color.Red;
}
spriteBatch.Draw(
sprite,
Layout.HexToPixel(GameManager.gridLayout, path[i]),
null,
color,
0f,
new Vector2(sprite.Width / 2f, sprite.Height / 2f),
GameManager.gridLayout.size / sprite.Width * 2,
SpriteEffects.None,
0f);
}
}
}