64 lines
1.8 KiB
Elixir
64 lines
1.8 KiB
Elixir
defmodule LabelmakerWeb.Constants do
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@defaults %{
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label: "",
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font: "Helvetica",
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color: "black",
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outline: "white",
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size: "32"
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}
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@preview %{
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preview_height: @defaults.size,
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preview_text: []
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}
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@stringview @preview
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|> Enum.map(fn {k, v} -> {Atom.to_string(k), v} end)
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|> Map.new()
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@permitted_keys @defaults
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|> Map.merge(@preview)
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|> Map.keys()
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|> Enum.map(&Atom.to_string/1)
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@colors System.cmd("magick", ["-list", "color"])
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|> elem(0)
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|> String.split("\n")
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# drop header stuff
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|> Enum.drop(5)
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|> Enum.map(fn color_info -> color_info |> String.split() |> List.first() end)
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|> Enum.reject(&is_nil/1)
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# filter out colors that end in a number (no CSS equivalent)
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|> Enum.reject(fn color -> String.match?(color, ~r/\d+$/) end)
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@fonts System.cmd("magick", ["-list", "font"])
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|> elem(0)
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|> String.split("\n")
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|> Enum.filter(&String.starts_with?(&1, " Font:"))
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|> Enum.reject(&String.starts_with?(&1, " Font: ."))
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|> Enum.map(&String.trim_leading(&1, " Font: "))
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@max_label_length 64
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@max_label_error "64-character maximum"
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@outlines ~w(none white black gray)
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@sizes 8..72
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|> Enum.to_list()
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|> Enum.take_every(4)
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|> Enum.map(&Integer.to_string/1)
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def colors, do: @colors
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def color_count, do: @colors |> length()
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def defaults, do: @defaults
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def fonts, do: @fonts
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def font_count, do: @fonts |> length()
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def max_label_length, do: @max_label_length
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def max_label_error, do: @max_label_error
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def outlines, do: @outlines
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def permitted_keys, do: @permitted_keys
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def preview, do: @preview
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def sizes, do: @sizes
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def stringview, do: @stringview
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end
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