AsciiArt

inc/system/system.asciiart.lua

@@ -0,0 +1,63 @@
+--- @section AsciiArt
+AsciiArt = {}
+
+--- Draws ASCII art text using rectangles.
+--- @param text string The ASCII art text to draw.
+--- @param options table Configuration options (char_w, char_h, line_gap, word_gap, color, x, y).
+function AsciiArt.draw(text, options)
+  options = options or {}
+  local char_w = options.char_w or 4
+  local char_h = options.char_h or 5
+  local line_gap = options.line_gap or 0
+  local word_gap = options.word_gap or 6
+  local color = options.color or Config.colors.light_blue
+
+  local lines = {}
+  local max_len = 0
+  -- Get all lines and find max length
+  for line in (text .. "\n"):gmatch("(.-)\n") do
+    table.insert(lines, line)
+    if #line > max_len then max_len = #line end
+  end
+
+  -- Clean up empty lines from the start/end
+  while #lines > 0 and lines[1]:gsub("%s+", "") == "" do table.remove(lines, 1) end
+  while #lines > 0 and lines[#lines]:gsub("%s+", "") == "" do table.remove(lines, #lines) end
+
+  if #lines == 0 then return end
+
+  local total_h = 0
+  for _, line in ipairs(lines) do
+    if line:find("#") then
+      total_h = total_h + char_h + line_gap
+    else
+      total_h = total_h + word_gap
+    end
+  end
+  total_h = total_h - line_gap
+
+  local current_y = options.y or (Config.screen.height - total_h) / 2
+  local x_offset = options.x or (Config.screen.width - (max_len * char_w)) / 2
+
+  for _, line in ipairs(lines) do
+    if line:find("#") then
+      for j = 1, #line do
+        local char = line:sub(j, j)
+        if char == "#" then
+          rect(x_offset + (j - 1) * char_w, current_y, char_w - 1, char_h - 1, color)
+        end
+      end
+      current_y = current_y + char_h + line_gap
+    else
+      current_y = current_y + word_gap
+    end
+  end
+
+  return {
+    x = x_offset,
+    y = options.y or (Config.screen.height - total_h) / 2,
+    width = max_len * char_w,
+    height = total_h,
+    bottom = (options.y or (Config.screen.height - total_h) / 2) + total_h
+  }
+end