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https://github.com/rose-pine/neovim.git
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4eac261d57* feat!: use new highlight api
* feat: support custom highlight blending
Example:
```
{
highlight_groups = {
StatusLine = { bg = 'love', blend = 10 }
}
}
```
* refactor: move config into separate file
* wip: update semantic tokens
* ci: add issue templates
Thanks to https://github.com/folke/lazy.nvim for the inspiration!
* ci: fix template formatting
* chore: update editorconfig
* fix: decouple more backgrounds from floats
* change `@tag.attribute` to iris
* add cursor highlights
Closes #121
* match link underline colour
* improve `dim_nc_background` behaviour
ref #123
* feat: expose each variant as individual theme
ref #98
* feat: update tokens
ref #107
* feat: distinguish between `CmpItemKind`'s
71 lines
1.7 KiB
Lua
71 lines
1.7 KiB
Lua
local util = {}
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local function byte(value, offset)
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return bit.band(bit.rshift(value, offset), 0xFF)
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end
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local function rgb(color)
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color = vim.api.nvim_get_color_by_name(color)
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if color == -1 then
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color = vim.opt.background:get() == 'dark' and 000 or 255255255
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end
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return { byte(color, 16), byte(color, 8), byte(color, 0) }
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end
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local function parse_color(color)
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if color == nil then
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return print('invalid color')
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end
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color = color:lower()
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if not color:find('#') and color ~= 'none' then
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color = require('rose-pine.palette')[color]
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or vim.api.nvim_get_color_by_name(color)
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end
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return color
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end
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---@param fg string foreground color
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---@param bg string background color
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---@param alpha number number between 0 (background) and 1 (foreground)
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util.blend = function(fg, bg, alpha)
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local fg_rgb = rgb(parse_color(fg))
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local bg_rgb = rgb(parse_color(bg))
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local function blend_channel(i)
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local ret = (alpha * fg_rgb[i] + ((1 - alpha) * bg_rgb[i]))
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return math.floor(math.min(math.max(0, ret), 255) + 0.5)
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end
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return string.format(
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'#%02X%02X%02X',
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blend_channel(1),
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blend_channel(2),
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blend_channel(3)
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)
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end
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---@param group string
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---@param color table<string, any>
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util.highlight = function(group, color)
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local fg = color.fg and parse_color(color.fg) or 'none'
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local bg = color.bg and parse_color(color.bg) or 'none'
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local sp = color.sp and parse_color(color.sp) or ''
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if
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color.blend ~= nil
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and (color.blend >= 0 or color.blend <= 100)
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and bg ~= nil
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then
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bg = util.blend(bg, parse_color('base') or '', color.blend / 100)
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end
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color = vim.tbl_extend('force', color, { fg = fg, bg = bg, sp = sp })
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vim.api.nvim_set_hl(0, group, color)
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end
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return util
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