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package ch.asynk.gdx.boardgame;
public enum Orientation
{
ALL(255, 0),
KEEP( 0, 0),
DEFAULT(0, -1),
N( 1, -1),
NW( 2, -1),
W( 4, -1),
SW( 8, -1),
S( 16, -1),
SE( 32, -1),
E( 64, -1),
NE(128, -1);
private int s;
private int r;
Orientation(int s, int r)
{
this.s = s;
this.r = r;
}
public int s() { return s; }
public int r() { return r; }
private static float delta = 5f;
public static void setValues(int [] angles)
{
DEFAULT.r = angles[0];
N.r = angles[1];
NW.r = angles[2];
W.r = angles[3];
SW.r = angles[4];
S.r = angles[5];
SE.r = angles[6];
E.r = angles[7];
NE.r = angles[8];
}
public int allBut()
{
return ALL.s & (s ^ 0xFFFF);
}
public boolean belongsTo(int sides)
{
return ((sides & s) == s);
}
public Orientation left()
{
Orientation o = (this == NE) ? N : fromS(this.s << 1);
return (o.r == -1) ? o.left() : o;
}
public Orientation right()
{
Orientation o = (this == N) ? NE : fromS(this.s >> 1);
return (o.r == -1) ? o.right() : o;
}
public static Orientation fromS(int s)
{
if (s == N.s) return N;
else if (s == NW.s) return NW;
else if (s == W.s) return W;
else if (s == SW.s) return SW;
else if (s == S.s) return S;
else if (s == SE.s) return SE;
else if (s == E.s) return E;
else if (s == NE.s) return NE;
else return KEEP;
}
public static Orientation fromR(float r)
{
if (r < 0) r += 360f;
if ((r > (N.r - delta)) && (r < (N.r + delta))) return N;
else if ((r > (NW.r - delta)) && (r < (NW.r + delta))) return NW;
else if ((r > (W.r - delta)) && (r < (W.r + delta))) return W;
else if ((r > (SW.r - delta)) && (r < (SW.r + delta))) return SW;
else if ((r > (S.r - delta)) && (r < (S.r + delta))) return S;
else if ((r > (SE.r - delta)) && (r < (SE.r + delta))) return SE;
else if ((r > (E.r - delta)) && (r < (E.r + delta))) return E;
else if ((r > (NE.r - delta)) && (r < (NE.r + delta))) return NE;
else return KEEP;
}
}
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