Messing with tape player

mess/scrolling-text.lua

@@ -0,0 +1,42 @@
+
+local lines = { "owo" }
+for line in io.lines("cc-stuff/mess/scrolling-text.lua") do
+    table.insert(lines, line)
+end
+
+local function drawScrollingText(x, y, w, time, t)
+    term.setCursorPos(x, y)
+    if #t <= w then
+        term.write(t)
+        return
+    end
+    time = (time % (#t + 5)) + 1
+    term.write((t .. " ::: " .. t):sub(time, time + w - 1))
+end
+
+term.clear()
+term.setCursorPos(1, 1)
+term.setCursorBlink(false)
+
+parallel.waitForAny(
+function()
+    local time = 0
+    while true do
+        local tw, th = term.getSize()
+        for i = 1, th do
+            local txt = lines[((#lines - th + i - 1) % #lines) + 1]
+            drawScrollingText(math.floor(tw / 2) - i, i, i * 2, time, txt)
+            drawScrollingText(math.floor(tw / 2) - i, i, i * 2, time, txt)
+        end
+        time = time + 1
+        os.sleep(0.05)
+    end
+end,
+function()
+    os.pullEvent("key")
+end,
+function()
+    os.sleep(10)
+end)
+
+print("exited")

mess/tmpc.lua

@@ -0,0 +1,215 @@
+settings.define("mplayer.colors.bg", {
+    description = "Background color in media player",
+    default = 0x131313, -- #131313
+    type = number
+})
+
+settings.define("mplayer.colors.fg", {
+    description = "Text color in media player",
+    default = 0xEFEFEF, -- #EFEFEF
+    type = number
+})
+
+settings.define("mplayer.colors.cursor", {
+    description = "Color of the cursor",
+    default = 0x8080EF, -- #8080EF
+    type = number
+})
+
+settings.define("mplayer.colors.current", {
+    description = "Color of the currently playing song",
+    default = 0xEFEF80, -- #EFEF80
+    type = number
+})
+
+settings.define("mplayer.colors.status", {
+    description = "Color of the statusbar",
+    default = 0x80EF80, -- #80EF80
+    type = number
+})
+
+
+
+local mplayer = {
+    colors = {
+        bg = colors.black,
+        fg = colors.white,
+        cursor = colors.blue,
+        current = colors.yellow,
+        status = colors.lime
+    },
+    songs = {},
+    scroll = 0,
+    cursor = 1,
+    pos = 0,
+    size = 360000 * 64,
+    state = "PLAYING",
+    currentSong = 0,
+    statusLineScroll = 0,
+    highlightedLineScroll = 0,
+}
+
+local function centerText(y, bg, fg, txt)
+    local w, _ = term.getSize()
+    local x = math.max(1, math.floor((w - #txt) / 2))
+    term.setCursorPos(x, y)
+    term.setBackgroundColor(bg)
+    term.setTextColor(fg)
+    term.clearLine()
+    term.write(txt)
+end
+
+local function time2str(ti)
+    ti = math.floor(ti)
+    local m, s = math.floor(ti / 60), ti % 60
+    return string.format("%02d:%02d", m, s)
+end
+
+local function setupTerminal()
+    for k, v in pairs(mplayer.colors) do
+        term.setPaletteColor(v, settings.get("mplayer.colors." .. k))
+    end
+    term.setCursorPos(1, 1)
+    term.setBackgroundColor(mplayer.colors.bg)
+    term.setTextColor(mplayer.colors.fg)
+    term.clear()
+end
+
+local function read32(fp)
+    local v = 0
+    for i = 1, 4 do
+        local b = string.byte(fp:read(1), 1)
+        v = bit32.bor(bit32.lshift(v, 8), b)
+    end
+    return v
+end
+
+local fp = io.open("noita.dfpwm", "rb")
+if fp ~= nil then
+    for i = 1, 24 do
+        mplayer.songs[i] = {}
+        mplayer.songs[i].offset = read32(fp)
+        mplayer.songs[i].length = read32(fp)
+        local title = fp:read(117)
+        local zero = math.min(64, title:find("\x00") or 0)
+        mplayer.songs[i].title = title:sub(1, zero)
+    end
+    fp:close()
+end
+
+setupTerminal()
+
+local tw, th = term.getSize()
+parallel.waitForAny(
+function()
+    term.setCursorPos(1, 1)
+    term.clear()
+    print("  0123456789abcdef")
+    term.write("0  ")
+    for i = 1, 255 do
+        if (i % 16) == 0 then term.write(string.format("%x ", i / 16)) end
+        term.write(string.char(i))
+        if (i % 16) == 15 then print() end
+    end
+    while true do
+
+        -- Top bar
+
+        -- Songs list
+        for i = 1, th - 3 do
+
+        end
+
+        local title, time, duration = "Whatever is on the tape", mplayer.pos / 6000, mplayer.size / 6000
+        if mplayer.currentSong ~= 0 then
+            local song = mplayer.songs[mplayer.currentSong]
+            time = (mplayer.pos - song.offset) / 6000
+            duration = song.length / 6000
+            title = song.title
+        end
+
+        -- Statusline
+        term.setCursorPos(1, th)
+        term.clearLine()
+        term.setTextColor(mplayer.colors.status)
+        term.write("Playing: ") -- 9 characters
+
+        -- Progressbar
+        local lw = math.floor(tw * time / duration)
+        term.setCursorPos(1, th - 1)
+        term.setTextColor(mplayer.colors.current)
+        term.clearLine()
+        term.write(string.rep("=", lw))
+        term.write(">")
+        term.setTextColor(mplayer.colors.cursor)
+        term.write(string.rep("-", tw - lw - 1))
+
+        -- Statusline text
+        term.setCursorPos(10, th)
+        local timeString = string.format("[%s:%s]", time2str(time), time2str(duration))
+        local w = tw - #timeString - 10 -- "Playing: " plus extra space
+
+        term.setTextColor(mplayer.colors.current)
+        if #title <= w then
+            term.write(title)
+        else
+            local off = (mplayer.statusLineScroll % (#title + 5)) + 1
+            local txt = title .. " ::: " .. title
+            term.write(txt:sub(off, off + w - 1))
+        end
+        term.setTextColor(mplayer.colors.status)
+        term.setCursorPos(tw - #timeString + 1, th)
+        term.write(timeString)
+        os.sleep(0.1)
+    end
+end,
+function()
+    local pretty = require("cc.pretty")
+    while true do
+        local _evd = { os.pullEvent() }
+        local ev, evd = table.remove(_evd, 1), _evd
+        if ev == "key_up" and evd[1] == keys.q then
+            break
+        elseif ev == "key" and evd[1] == keys.f then
+            mplayer.pos = mplayer.pos + 3000
+        elseif ev == "key" and evd[1] == keys.b then
+            mplayer.pos = mplayer.pos - 3000
+        elseif ev == "mouse_scroll" then
+            local dir, x, y = table.unpack(evd)
+        elseif ev == "song_change" then
+            mplayer.statusLineScroll = 0
+        elseif ev ~= "timer" then
+            local m = term.redirect(term.native())
+            io.write(ev .. " ")
+            pretty.print(pretty.pretty(evd))
+            term.redirect(m)
+        end
+    end
+end,
+function()
+    while true do
+        mplayer.statusLineScroll = mplayer.statusLineScroll + 1
+        os.sleep(0.5)
+    end
+end,
+function()
+    local oldSong = nil
+    while true do
+        if mplayer.pos < mplayer.size then
+            mplayer.pos = mplayer.pos + 600
+        end
+        mplayer.currentSong = 0
+        for i, song in ipairs(mplayer.songs) do
+            if mplayer.pos >= song.offset and mplayer.pos < (song.offset + song.length) then
+                mplayer.currentSong = i
+            end
+        end
+        if oldSong ~= mplayer.currentSong then
+            os.queueEvent("song_change")
+            oldSong = mplayer.currentSong
+        end
+        os.sleep(0.1)
+    end
+end
+)
+