dfhack/plugins/lua/buildingplan/pens.lua

local _ENV = mkmodule('plugins.buildingplan.pens')

GOOD_TILE_PEN, BAD_TILE_PEN = nil, nil
VERT_TOP_PEN, VERT_MID_PEN, VERT_BOT_PEN = nil, nil, nil
HORI_LEFT_PEN, HORI_MID_PEN, HORI_RIGHT_PEN = nil, nil, nil
BUTTON_START_PEN, BUTTON_END_PEN = nil, nil
SELECTED_ITEM_PEN = nil
MINI_TEXT_PEN, MINI_TEXT_HPEN, MINI_BUTT_PEN, MINI_BUTT_HPEN = nil, nil, nil, nil

local to_pen = dfhack.pen.parse

local tp = function(base, offset)
    if base == -1 then return nil end
    return base + offset
end

function reload_pens()
    GOOD_TILE_PEN = to_pen{ch='o', fg=COLOR_GREEN, tile=dfhack.screen.findGraphicsTile('CURSORS', 1, 2)}
    BAD_TILE_PEN = to_pen{ch='X', fg=COLOR_RED, tile=dfhack.screen.findGraphicsTile('CURSORS', 3, 0)}

    local tb_texpos = dfhack.textures.getThinBordersTexposStart()
    VERT_TOP_PEN = to_pen{tile=tp(tb_texpos, 10), ch=194, fg=COLOR_GREY, bg=COLOR_BLACK}
    VERT_MID_PEN = to_pen{tile=tp(tb_texpos, 4), ch=179, fg=COLOR_GREY, bg=COLOR_BLACK}
    VERT_BOT_PEN = to_pen{tile=tp(tb_texpos, 11), ch=193, fg=COLOR_GREY, bg=COLOR_BLACK}

    local mb_texpos = dfhack.textures.getMediumBordersTexposStart()
    HORI_LEFT_PEN = to_pen{tile=tp(mb_texpos, 12), ch=195, fg=COLOR_GREY, bg=COLOR_BLACK}
    HORI_MID_PEN = to_pen{tile=tp(mb_texpos, 5), ch=196, fg=COLOR_GREY, bg=COLOR_BLACK}
    HORI_RIGHT_PEN = to_pen{tile=tp(mb_texpos, 13), ch=180, fg=COLOR_GREY, bg=COLOR_BLACK}

    local cp_texpos = dfhack.textures.getControlPanelTexposStart()
    BUTTON_START_PEN = to_pen{tile=tp(cp_texpos, 13), ch='[', fg=COLOR_YELLOW}
    BUTTON_END_PEN = to_pen{tile=tp(cp_texpos, 15), ch=']', fg=COLOR_YELLOW}
    SELECTED_ITEM_PEN = to_pen{tile=tp(cp_texpos, 9), ch=string.char(251), fg=COLOR_YELLOW}

    MINI_TEXT_PEN = to_pen{fg=COLOR_BLACK, bg=COLOR_GREY}
    MINI_TEXT_HPEN = to_pen{fg=COLOR_BLACK, bg=COLOR_WHITE}
    MINI_BUTT_PEN = to_pen{fg=COLOR_BLACK, bg=COLOR_LIGHTRED}
    MINI_BUTT_HPEN = to_pen{fg=COLOR_WHITE, bg=COLOR_RED}
end
reload_pens()

return _ENV