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0b3497eb2f
Local function get_base_color(), conversions hex <=> rgb, rgb color mixer, and global function get_color()
53 lines
1.2 KiB
Lua
53 lines
1.2 KiB
Lua
local function get_base_color(id)
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local colors = {
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h = "#999", -- header
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s = "#72FF63", -- selected
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i = "#FFD700", -- important
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a = "#CCCCDD", -- additional
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H = "#608631", -- highlighted
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n = "#00F529" -- new
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}
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return colors[id]
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end
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local function hex2rgb(hex)
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hex = hex:gsub("#","")
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return {
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r = tonumber("0x" .. hex:sub(1,2)),
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g = tonumber("0x" .. hex:sub(3,4)),
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b = tonumber("0x" .. hex:sub(5,6))
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}
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end
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local function rgb2hex(rgb)
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return "#" .. string.format("%x", rgb.r) .. string.format("%x", rgb.g) .. string.format("%x", rgb.b)
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end
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local function rgbColorsMix(colors)
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local R = 0
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local G = 0
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local B = 0
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for _, c in ipairs(colors) do
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R = R + c.r
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G = G + c.g
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B = B + c.b
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end
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R = R / #colors
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G = G / #colors
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B = B / #colors
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return {r=R,g=G,b=B}
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end
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function mail.get_color(mix)
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if #mix == 1 then
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return get_base_color(mix)
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else
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local colors = {}
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for i = 1, #mix do
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local c = mix:sub(i,i)
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colors[#colors+1] = hex2rgb(get_base_color(c))
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end
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local mixed_color = rgbColorsMix(colors)
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return rgb2hex(mixed_color)
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end
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end
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