public static Bitmap GenerateMinimap(this DatabaseObject world)
{
if (world == null)
{
throw new ArgumentNullException(nameof(world));
}
var colors = JObject.Parse(File.ReadAllText("includes//colors.json"));
var width = world.GetInt("width", 200);
var height = world.GetInt("height", 200);
Color GetColor(int bid) => Color.FromArgb(
colors[bid.ToString()].SelectToken("a").Value <int>(),
colors[bid.ToString()].SelectToken("r").Value <int>(),
colors[bid.ToString()].SelectToken("g").Value <int>(),
colors[bid.ToString()].SelectToken("b").Value <int>());
Color GetColorFromARGB(uint color) =>
Color.FromArgb((byte)(color >> 24),
(byte)((color >> 16) & 0b11111111),
(byte)((color >> 8) & 0b11111111),
(byte)(color & 0b11111111));
var bitmap = new Bitmap(width, height);
using (var fb = bitmap.FastLock())
{
if (world.ContainsKey("backgroundColor"))
{
fb.Clear(GetColorFromARGB(world.GetUInt("backgroundColor")));
}
else
{
fb.Clear(Color.Black);
}
}
var world_data = world.GetArray("worlddata", null);
// complex object
if (world_data != null)
{
using var fb = bitmap.FastLock();
var background = new List <(int x, int y, int type)>();
var foreground = new List <(int x, int y, int type)>();
for (var a = 0u; a < world_data.Count; a++)
{
if (world_data.GetObject(a).Count == 0)
{
continue;
}
var ct = world_data.GetObject(a, null);
var type = (uint)ct["type"];
var layerNum = ct.GetInt("layer", 0);
var xs = ct.GetBytes("x", new byte[0]);
var ys = ct.GetBytes("y", new byte[0]);
var x1S = ct.GetBytes("x1", new byte[0]);
var y1S = ct.GetBytes("y1", new byte[0]);
if (type == 0)
{
continue;
}
for (var b = 0; b < x1S.Length; b++)
{
var nx = x1S[b];
var ny = y1S[b];
if (layerNum == 0)
{
foreground.Add((nx, ny, (int)type));
}
if (layerNum == 1)
{
background.Add((nx, ny, (int)type));
}
}
for (var b = 0; b < xs.Length; b += 2)
{
var nx = (uint)((xs[b] << 8) + xs[b + 1]);
var ny = (uint)((ys[b] << 8) + ys[b + 1]);
if (layerNum == 0)
{
foreground.Add(((int)nx, (int)ny, (int)type));
}
if (layerNum == 1)
{
background.Add(((int)nx, (int)ny, (int)type));
}
}
}
foreach (var(x, y, type) in background)
{
var color = GetColor(type);
if (color.A != 255)
{
continue;
}
fb.SetPixel(x, y, color);
}
foreach (var(x, y, type) in foreground)
{
var color = GetColor(type);
if (color.A != 255)
{
continue;
}
fb.SetPixel(x, y, color);
}
}
else // world bytes (legacy)
{
using var fb = bitmap.FastLock();
{
// draw border
var maxX = (uint)(width - 1);
var maxY = (uint)(height - 1);
var color = GetColor(world.GetInt("BorderType", 9));
for (uint y = 0; y <= maxY; y++)
{
fb.SetPixel(0, (int)y, color);
fb.SetPixel((int)maxX, (int)y, color);
}
for (uint x = 0; x <= maxX; x++)
{
fb.SetPixel((int)x, 0, color);
fb.SetPixel((int)x, (int)maxY, color);
}
}
var world_bytes = world.GetBytes("world", null);
if (world_bytes != null)
{
for (var y = 0U; y < height; y++)
{
for (var x = 0U; x < height; x++)
{
var color = GetColor(world_bytes[y * width + x]);
if (color.A != 255)
{
continue;
}
fb.SetPixel((int)x, (int)y, color);
}
}
}
}
return(bitmap);
}
