RedPanda-CPP/RedPandaIDE/resources/themes/random_light.lua

function apiVersion()
   return {
      kind = "theme",
      major = 0,
      minor = 1,
   }
end













local function rgbFromString(color)
   local r, g, b = color:match("#(%x%x)(%x%x)(%x%x)")
   return {
      r = tonumber(r, 16) / 255,
      g = tonumber(g, 16) / 255,
      b = tonumber(b, 16) / 255,
   }
end

local function rgbToString(rgb)
   return string.format(
   "#%02x%02x%02x",
   math.floor(rgb.r * 255),
   math.floor(rgb.g * 255),
   math.floor(rgb.b * 255))

end

local function hsvToRgb(hsv)
   local r, g, b
   local h, s, v = hsv.h, hsv.s, hsv.v
   local i = math.floor(h * 6)
   local f = h * 6 - i
   local p = v * (1 - s)
   local q = v * (1 - f * s)
   local t = v * (1 - (1 - f) * s)
   i = i % 6
   if i == 0 then
      r, g, b = v, t, p
   elseif i == 1 then
      r, g, b = q, v, p
   elseif i == 2 then
      r, g, b = p, v, t
   elseif i == 3 then
      r, g, b = p, q, v
   elseif i == 4 then
      r, g, b = t, p, v
   elseif i == 5 then
      r, g, b = v, p, q
   end
   return { r = r, g = g, b = b }
end

local function blend(lower, upper, alpha)
   local r = (1 - alpha) * lower.r + alpha * upper.r
   local g = (1 - alpha) * lower.g + alpha * upper.g
   local b = (1 - alpha) * lower.b + alpha * upper.b
   return { r = r, g = g, b = b }
end

local function transform(color, upperColor)
   local lowerColor = rgbFromString(color)
   local blended = blend(lowerColor, upperColor, 0.1)
   return rgbToString(blended)
end

local function transformPalette(palette, upperColor)
   local transformed = {}
   for key, value in pairs(palette) do
      transformed[key] = transform(value, upperColor)
   end
   return transformed
end

local originalPalette = {
   PaletteWindow = "#efefef",
   PaletteWindowText = "#000000",
   PaletteBase = "#ffffff",
   PaletteAlternateBase = "#f7f7f7",
   PaletteToolTipBase = "#ffffdc",
   PaletteToolTipText = "#000000",
   PaletteText = "#000000",
   PaletteButton = "#efefef",
   PaletteButtonText = "#000000",
   PaletteBrightText = "#ffffff",
   PaletteLink = "#0000ff",
   PaletteLinkVisited = "#ff00ff",
   PaletteLight = "#ffffff",
   PaletteMidlight = "#cacaca",
   PaletteDark = "#9f9f9f",
   PaletteMid = "#b8b8b8",
   PaletteWindowDisabled = "#efefef",
   PaletteWindowTextDisabled = "#bebebe",
   PaletteBaseDisabled = "#efefef",
   PaletteTextDisabled = "#bebebe",
   PaletteButtonDisabled = "#efefef",
   PaletteButtonTextDisabled = "#bebebe",
   PaletteHighlight = "#dddddd",
   PaletteHighlightedText = "#000000",
}

local nameMap = {
   en_US = "Random Light",
   pt_BR = "Clara aleatória",
   zh_CN = "随机浅色",
   zh_TW = "隨機淺色",
}

function main()
   local hue = math.random()
   local upperColor = hsvToRgb({ h = hue, s = 0.6, v = 1 })

   local lang = C_Desktop.language()

   return {
      ["name"] = nameMap[lang] or nameMap.en_US,
      ["style"] = "RedPandaLightFusion",
      ["default scheme"] = "Adaptive",
      ["default iconset"] = "newlook",
      ["palette"] = transformPalette(originalPalette, upperColor),
   }
end