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zenbones-theme/doc/zenbones.md
2021-10-30 15:11:56 +08:00

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# Zenbones
Zenbones is a collection of vim/neovim colorschemes designed to highlight code
using contrasts and font variations. Colors are tasked only for other roles such
as diagnostics, diffs, search matches.
## Usage
Just apply the colorscheme as usual:
```vim
set termguicolors
colorscheme zenbones " light
colorscheme zenflesh " dark
colorscheme zenwritten " Zero hue and saturation version
colorscheme neobones " https://neovim.io flavor
colorscheme rosebones " Rosé Pine flavor - https://rosepinetheme.com
colorscheme forestbones " Everforest flavor - https://github.com/sainnhe/everforest
colorscheme nordbones " Nord flavor - https://www.nordtheme.com/docs/colors-and-palettes
colorscheme tokyobones " Tokyo Night flavor - https://github.com/enkia/tokyo-night-vscode-theme#color-palette
```
It works pretty much the same as the first one but pretty handy when extending
or customizing the colors to your likings.
## Configuration
Configuration is only available for neovim. There are two ways to set
configuration. First:
```vim
" vimscript
let g:zenbones_solid_line_nr = v:true
let g:zenbones_darken_comments = 45
```
```lua
-- lua
vim.g.zenbones_solid_line_nr = true
vim.g.zenbones_darken_comments = 45
```
Second way is to set configuration is to assign a dictionary to the prefix:
```vim
" vimscript
let g:forestbones = #{ solid_line_nr: v:true, darken_comments: 45 }
```
```lua
-- lua
vim.g.forestbones = { solid_line_nr = true, darken_comments = 45 }
```
**Notes**: Flavors accept their own configuration by replacing the prefix with
the flavor name e.g. `g:rosebones_italic_comments`.
| Option | Background | Default | Description |
| ------------------------- | ---------- | ------- | ------------------------------------------------------------------------------------------- |
| lightness | light | `nil` | Change background colors lightness. Options: `'bright'`, `'dim'`. |
| darkness | dark | `nil` | Change background colors darkness. Options: `'stark'`, `'warm'`. |
| solid_vert_split | both | `false` | Solid \|hl-VertSplit\| background. |
| solid_line_nr | both | `false` | Solid \|hl-LineNr\| background. |
| solid_float_border | both | `false` | Make \|hl-FloatBorder\| have a more distinguishable background highlight. |
| darken_noncurrent_window | light | `false` | Make non-current window background darker than _Normal_. |
| lighten_noncurrent_window | dark | `false` | Make non-current window background lighter than _Normal_. |
| italic_comments | both | `true` | Make comments italicize. |
| darken_comments | light | `38` | Percentage to darken comments relative to Normal bg. See also \|lush-color-darken\|. |
| lighten_comments | dark | `38` | Percentage to lighten comments relative to Normal bg. See also \|lush-color-lighten\|. |
| darken_non_text | light | `25` | Percentage to darken \|hl-NonText\| relative to Normal bg. See also \|lush-color-darken\|. |
| lighten_non_text | dark | `30` | Percentage to lighten \|hl-NonText\| relative to Normal bg. See also \|lush-color-darken\|. |
| darken_line_nr | light | `33` | Percentage to darken \|hl-LineNr\| relative to Normal bg. See also \|lush-color-darken\|. |
| lighten_line_nr | dark | `35` | Percentage to lighten \|hl-LineNr\| relative to Normal bg. See also \|lush-color-darken\|. |
#### g:zenbones_compat
Set to `1` to enable compatibility mode. Enable in vim.
### lightline
```vim
let g:lightline = #{ colorscheme: 'zenbones' } " or zenflesh
```
### lualine
```lua
require("lualine").setup {
options = { theme = "zenbones" }, -- or zenflesh
}
```
## Advanced Usage
Zenbones is pretty extensible thanks to Lush. You can easily retrieve the colors
in lua:
```lua
local theme = require "zenbones" -- or zenflesh
local palette = require "zenbones.palette"
print(theme.StatusLine.bg.hex)
print(palette.blossom.darken(20).hex)
```
Here's an example of how to extend/override some highlights.
`lua/customize_zenbones.lua`:
```lua
local lush = require "lush"
local base = require "zenbones"
-- Create some specs
local specs = lush.parse(function()
return {
TabLine { base.TabLine, gui = "italic" }, -- setting gui to "italic"
}
end)
-- Apply specs using lush tool-chain
lush.apply(lush.compile(specs))
```
And then somewhere in your `init.vim`:
```vim
autocmd ColorScheme zenbones lua require "customize_zenbones"
colorscheme zenbones
```
See also
[Lush's documentation](https://github.com/rktjmp/lush.nvim#advanced-usage) for
more options.
### Create your own colorscheme
You can ultimately create your own colorscheme that is based on zenbones by
defining a palette and generating a specs. Best way to demonstrate this is
through an example. Let's make a zenbones-flavored Gruvbox colorscheme called
`gruvbones`.
Let's define our
[colorscheme](https://neovim.io/doc/user/syntax.html#:colorscheme) in
`colors/gruvbones.lua`. It contains the following:
```lua
local colors_name = "gruvbones"
vim.g.colors_name = colors_name -- Required when defining a colorscheme
local lush = require "lush"
local hsluv = lush.hsluv -- Human-friendly hsl
local util = require "zenbones.util"
local bg = vim.opt.background:get()
-- Define a palette. Use `palette_extend` to fill unspecified colors
-- Based on https://github.com/gruvbox-community/gruvbox#palette
local palette
if bg == "light" then
palette = util.palette_extend({
bg = hsluv "#fbf1c7",
fg = hsluv "#3c3836",
rose = hsluv "#9d0006",
leaf = hsluv "#79740e",
wood = hsluv "#b57614",
water = hsluv "#076678",
blossom = hsluv "#8f3f71",
sky = hsluv "#427b58",
}, bg)
else
palette = util.palette_extend({
bg = hsluv "#282828",
fg = hsluv "#ebdbb2",
rose = hsluv "#fb4934",
leaf = hsluv "#b8bb26",
wood = hsluv "#fabd2f",
water = hsluv "#83a598",
blossom = hsluv "#d3869b",
sky = hsluv "#83c07c",
}, bg)
end
-- Generate the lush specs using the generator util
local generator = require "zenbones.specs"
local base_specs = generator.generate(palette, bg, generator.get_global_config(colors_name, bg))
-- Optionally extend specs using Lush
local specs = lush.extends({ base_specs }).with(function()
return {
Statement { base_specs.Statement, fg = palette.rose },
Special { fg = palette.water },
Type { fg = palette.sky, gui = "italic" },
}
end)
-- Pass the specs to lush to apply
lush(specs)
-- Optionally set term colors
require("zenbones.term").apply_colors(palette)
```
And there you have it. Just call `colorscheme gruvbones` to use your new
colorscheme. It respects `&background` and other configurations too.
Also checkout the [neobones](../colors/neobones.lua) and
[rosebones](../colors/rosebones.lua) colorscheme for a similar and complete
example.