feat(nvim): add color picker

dots/.nvim-environments/primary/config/lua/plugins/configs/ccc.lua

@@ -0,0 +1,87 @@
+local ColorInput = require("ccc.input")
+local convert = require("ccc.utils.convert")
+
+local RgbHslCmykInput = setmetatable({
+    name = "RGB/HSL/CMYK",
+    max = { 1, 1, 1, 360, 1, 1, 1, 1, 1, 1 },
+    min = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+    delta = { 1 / 255, 1 / 255, 1 / 255, 1, 0.01, 0.01, 0.005, 0.005, 0.005, 0.005 },
+    bar_name = { "R", "G", "B", "H", "S", "L", "C", "M", "Y", "K" },
+}, { __index = ColorInput })
+
+function RgbHslCmykInput.format(n, i)
+    if i <= 3 then
+        -- RGB
+        n = n * 255
+    elseif i == 5 or i == 6 then
+        -- S or L of HSL
+        n = n * 100
+    elseif i >= 7 then
+        -- CMYK
+        return ("%5.1f%%"):format(math.floor(n * 200) / 2)
+    end
+    return ("%6d"):format(n)
+end
+
+function RgbHslCmykInput.from_rgb(RGB)
+    local HSL = convert.rgb2hsl(RGB)
+    local CMYK = convert.rgb2cmyk(RGB)
+    local R, G, B = unpack(RGB)
+    local H, S, L = unpack(HSL)
+    local C, M, Y, K = unpack(CMYK)
+    return { R, G, B, H, S, L, C, M, Y, K }
+end
+
+function RgbHslCmykInput.to_rgb(value)
+    return { value[1], value[2], value[3] }
+end
+
+function RgbHslCmykInput:_set_rgb(RGB)
+    self.value[1] = RGB[1]
+    self.value[2] = RGB[2]
+    self.value[3] = RGB[3]
+end
+
+function RgbHslCmykInput:_set_hsl(HSL)
+    self.value[4] = HSL[1]
+    self.value[5] = HSL[2]
+    self.value[6] = HSL[3]
+end
+
+function RgbHslCmykInput:_set_cmyk(CMYK)
+    self.value[7] = CMYK[1]
+    self.value[8] = CMYK[2]
+    self.value[9] = CMYK[3]
+    self.value[10] = CMYK[4]
+end
+
+function RgbHslCmykInput:callback(index, new_value)
+    self.value[index] = new_value
+    local v = self.value
+    if index <= 3 then
+        local RGB = { v[1], v[2], v[3] }
+        local HSL = convert.rgb2hsl(RGB)
+        local CMYK = convert.rgb2cmyk(RGB)
+        self:_set_hsl(HSL)
+        self:_set_cmyk(CMYK)
+    elseif index <= 6 then
+        local HSL = { v[4], v[5], v[6] }
+        local RGB = convert.hsl2rgb(HSL)
+        local CMYK = convert.rgb2cmyk(RGB)
+        self:_set_rgb(RGB)
+        self:_set_cmyk(CMYK)
+    else
+        local CMYK = { v[7], v[8], v[9], v[10] }
+        local RGB = convert.cmyk2rgb(CMYK)
+        local HSL = convert.rgb2hsl(RGB)
+        self:_set_rgb(RGB)
+        self:_set_hsl(HSL)
+    end
+end
+
+local ccc = require("ccc")
+ccc.setup({
+    inputs = {
+        RgbHslCmykInput,
+    },
+})

dots/.nvim-environments/primary/config/lua/plugins/plugins.lua

@@ -845,6 +845,14 @@ return packer.startup({
             end,
         })
 
+        -- Color Picker
+        use({
+            "uga-rosa/ccc.nvim",
+            config = function()
+                require("plugins.configs.ccc")
+            end,
+        })
+
         -- Leave at end!!!
         -- Install and deploy packer plugins
         -- automatically