public static WorldSlow from_ascii(string[] rows, int frames = 1200, int fps = 10)
{
var w = rows[0].Length;
var h = rows.Length;
if (w < 3 || h < 3)
{
throw new Exception("Cave dimensions are too small");
}
var world = new WorldSlow(w, h, frames, fps);
for (var y = 0; y < h; y++)
{
var row = rows[y];
if (row.Length != w)
{
throw new Exception("All rows must have the same length");
}
for (var x = 0; x < w; x++)
{
var c = row[x];
if (c != '#' && (x == 0 || x == w - 1 || y == 0 || y == h - 1))
{
throw new Exception("All cells along the borders must contain #");
}
var point = new Point(x, y);
switch (c)
{
case ' ': break;
case '#': world.set(point, new SteelWall(world)); break;
case '+': world.set(point, new BrickWall(world)); break;
case ':': world.set(point, new Dirt(world)); break;
case 'O': world.set(point, new Boulder(world)); break;
case '*': world.set(point, new Diamond(world)); break;
case '-':
case '/':
case '|':
case '\\':
world.set(point, new Butterfly(world));
break;
case 'A':
if (world.player.point != null)
{
throw new Exception("More than one player position found");
}
world.set(point, world.player);
break;
default:
throw new Exception("Unknown character: " + c);
}
}
}
if (world.player.point == null)
{
throw new Exception("Player position not found");
}
return(world);
}
