mirror of https://github.com/20kdc/OC-KittenOS.git
51 lines
1.1 KiB
Lua
51 lines
1.1 KiB
Lua
-- This is released into the public domain.
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-- No warranty is provided, implied or otherwise.
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local event = require("event")(neo)
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local neoux = require("neoux")(event, neo)
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local braille = require("braille")
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local icecap = neo.requireAccess("x.neo.pub.base", "loadimg")
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local qt = icecap.open("/logo.data", false)
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local lc = {}
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local lcdq = {}
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local queueSize = 4
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if os.totalMemory() > (256 * 1024) then
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queueSize = 40
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end
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for i = 1, queueSize do
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lcdq[i] = 0
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end
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local function getLine(y)
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if not lc[y] then
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local idx = (y - 1) * 120
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qt.seek("set", idx)
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if lcdq[1] then
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lc[table.remove(lcdq, 1)] = nil
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end
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table.insert(lcdq, y)
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lc[y] = qt.read(120) or ""
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end
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return lc[y]
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end
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local running = true
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neoux.create(20, 10, nil, neoux.tcwindow(20, 10, {
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braille.new(1, 1, 20, 10, {
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selectable = true,
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get = function (window, x, y, bg, fg, selected, colour)
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local data = getLine(y)
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local idx = ((x - 1) * 3) + 1
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return data:byte(idx) or 255, data:byte(idx + 1) or 0, data:byte(idx + 2) or 255
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end
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}, 1)
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}, function (w)
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w.close()
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running = false
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end, 0xFFFFFF, 0))
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while running do
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event.pull()
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end
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