public Hex GetHexAt(int q, int r)
{
if (Hexes == null)
{
Debug.LogError("Hex Array is Null");
return(null);
}
if (horizWrapping)
{
q = q % Columns;
if (q < 0)
{
q += Columns;
}
if (q > Columns)
{
q -= Columns;
}
}
if (vertWrapping)
{
r = r % Rows;
if (r < 0)
{
r += Rows;
}
if (r > Rows)
{
r -= Rows;
}
}
if (q >= Hexes.GetLength(0) || q < 0)
{
return(null);
}
if (r >= Hexes.GetLength(1) || r < 0)
{
return(null);
}
return(Hexes[q, r]);
}
public string Draw(int width, int height)
{
//var b = new Bitmap(width, height);
var hexWidth = Math.Floor((double)(width / (Columns * 1.75)));
var hexHeight = Math.Floor((double)(height / (Rows + 1))) * 2;
hexWidth = hexHeight = Math.Min(hexWidth, hexHeight);
var svgDoc = new SvgDocument
{
Width = width,
Height = height,
ViewBox = new SvgViewBox(0, 0, width, height),
};
var group = new SvgGroup();
svgDoc.Children.Add(group);
for (var r = 0; r < Hexes.GetLength(0); r++)
{
for (var q = 0; q < Hexes.GetLength(1); q++)
{
int offsetRow = !(r % 2 == 0) ? 1 : 0;
var originX = (q * hexWidth * 1.5) + (hexWidth / 2) + (offsetRow * hexWidth * 0.75);
var originY = (r * hexHeight / 2) + (hexHeight / 2);
var ax = originX - (hexWidth / 4);
var ay = originY - (hexHeight / 2);
var bx = originX + (hexWidth / 4);
var by = originY - (hexHeight / 2);
var cx = originX + (hexWidth / 2);
var cy = originY;
var dx = originX + (hexWidth / 4);
var dy = originY + (hexHeight / 2);
var ex = originX - (hexWidth / 4);
var ey = originY + (hexHeight / 2);
var fx = originX - (hexWidth / 2);
var fy = originY;
var p = new SvgPolygon();
p.Points = new SvgPointCollection();
p.Points.Add(new SvgUnit((float)ax));
p.Points.Add(new SvgUnit((float)ay));
p.Points.Add(new SvgUnit((float)bx));
p.Points.Add(new SvgUnit((float)by));
p.Points.Add(new SvgUnit((float)cx));
p.Points.Add(new SvgUnit((float)cy));
p.Points.Add(new SvgUnit((float)dx));
p.Points.Add(new SvgUnit((float)dy));
p.Points.Add(new SvgUnit((float)ex));
p.Points.Add(new SvgUnit((float)ey));
p.Points.Add(new SvgUnit((float)fx));
p.Points.Add(new SvgUnit((float)fy));
p.Stroke = new SvgColourServer(Color.Black);
p.Fill = new SvgColourServer(r % 2 == 0 ? Color.White : Color.AliceBlue);
group.Children.Add(p);
//DrawLine(b, ax, ay, bx, by);
//DrawLine(b, bx, by, cx, cy);
//DrawLine(b, cx, cy, dx, dy);
//DrawLine(b, dx, dy, ex, ey);
//DrawLine(b, ex, ey, fx, fy);
//DrawLine(b, fx, fy, ax, ay);
//DrawText(b, ax, ay, q, r);
}
}
//b.Save(@"c:\temp\output.jpg");
//svgDoc.Write(@"c:\temp\output.svg");
using (var stream = new MemoryStream())
{
svgDoc.Write(stream);
return(Encoding.UTF8.GetString(stream.GetBuffer()));
}
}
