mirror of
https://github.com/LDDestroier/CC/
synced 2024-11-08 19:09:58 +00:00
494 lines
16 KiB
Lua
494 lines
16 KiB
Lua
-- Windon't
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-- enhanced window API by LDDestroier
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-- intended for general use within all me new programs
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--
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-- Unique features:
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-- + Transparency within windows
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-- + Built-in window layering
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-- stores all local values to make drag-and-dropping into other programs less conflict-prone
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local lval = {
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to_blit = {},
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to_colors = {},
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expect = function(value, default, valueType)
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if value == nil or (valueType and type(value) ~= valueType) then
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return default
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else
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return value
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end
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end,
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getTime = function()
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return 24 * os.day() + os.time()
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end,
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-- check if space on screenBuffer is transparent
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check = function(buff, x, y, blitLayer)
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if buff[blitLayer or 1][y] then
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return (blitLayer or buff[1][y][x]) and (
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(not buff[blitLayer or 2][y][x] or buff[blitLayer or 2][y][x] ~= "-") or
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(not buff[blitLayer or 3][y][x] or buff[blitLayer or 3][y][x] ~= "-")
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) and (
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not (buff[1][y][x] == " " and buff[3][y][x] == "-")
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)
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end
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end
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}
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local table_insert = table.insert
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local math_floor = math.floor
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for i = 1, 16 do
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lval.to_blit[2 ^ (i - 1)] = ("0123456789abcdef"):sub(i, i)
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lval.to_colors[("0123456789abcdef"):sub(i, i)] = 2 ^ (i - 1)
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end
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lval.to_blit[0], lval.to_colors["-"] = "-", 0
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local windont = {
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doClearScreen = false, -- if true, will clear the screen during render
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default = {
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baseTerm = term.current(), -- default base terminal for all windows
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textColor = "0", -- default text color (what " " corresponds to in term.blit's second argument)
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backColor = "f", -- default background color (what " " corresponds to in term.blit's third argument)
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blink = true,
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visible = true,
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alwaysRender = true, -- if true, new windows will always render if they are written to
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},
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info = {
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BLIT_CALLS = 0, -- amount of term.blit calls during the last render
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LAST_RENDER_TIME = 0, -- last time in which render was called
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LAST_RENDER_AMOUNT = 0, -- amount of windows drawn during last render
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LAST_RENDER_WINDOWS = {}, -- table of the last window objects that were rendered
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}
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}
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-- draws one or more windon't objects
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-- should not draw over any terminal space that isn't occupied by a window
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windont.render = function(onlyX1, onlyX2, onlyY, ...)
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local windows = {...}
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local bT
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local check = lval.check
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local screenBuffer = {{}, {}, {}}
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local scr_x, scr_y
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local blitList = {} -- list of blit commands per line
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local c = 1 -- current blitList entry
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if type(onlyY) == "table" then
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table_insert(windows, 1, onlyY)
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onlyY = nil
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end
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if type(onlyX2) == "table" then
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table_insert(windows, 1, onlyX2)
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onlyX2 = nil
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end
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if type(onlyX1) == "table" then
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table_insert(windows, 1, onlyX1)
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onlyX1 = nil
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end
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local cTime = lval.getTime()
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local AMNT_OF_BLITS = 0 -- how many blit calls are there?
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local cx, cy -- each window's absolute X and Y
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local char_cx, text_cx, back_cx -- each window's transformed absolute X's in table form
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local char_cy, text_cy, back_cy -- each window's transformed absolute X's in table form
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local buffer -- each window's buffer
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local newChar, newText, newBack, newBuff -- if the transformation function declares a new dot, this is it
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local baseTerms = {}
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for i = 1, #windows do
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baseTerms[windows[i].meta.baseTerm] = baseTerms[windows[i].meta.baseTerm] or {}
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baseTerms[windows[i].meta.baseTerm][i] = true
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end
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for bT, bT_list in pairs(baseTerms) do
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if bT == output then
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bT = output.meta.baseTerm
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end
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scr_x, scr_y = bT.getSize()
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-- try entire buffer transformations
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for i = #windows, 1, -1 do
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if bT_list[i] then
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if windows[i].meta.metaTransformation then
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-- metaTransformation functions needn't return a value
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windows[i].meta.metaTransformation(windows[i].meta)
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end
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end
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end
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for y = onlyY or 1, onlyY or scr_y do
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screenBuffer[1][y] = {}
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screenBuffer[2][y] = {}
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screenBuffer[3][y] = {}
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blitList = {}
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c = 1
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for x = onlyX1 or 1, math.min(scr_x, onlyX2 or scr_x) do
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for i = #windows, 1, -1 do
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if bT_list[i] then
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newChar, newText, newBack = nil
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if windows[i].meta.visible then
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buffer = windows[i].meta.buffer
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cx = 1 + x + -windows[i].meta.x
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cy = 1 + y + -windows[i].meta.y
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char_cx, text_cx, back_cx = cx, cx, cx
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char_cy, text_cy, back_cy = cy, cy, cy
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-- try char transformation
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if windows[i].meta.charTransformation then
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char_cx, char_cy, newChar = windows[i].meta.charTransformation(cx, cy, windows[i].meta)
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if char_cx ~= math_floor(char_cx) or char_cy ~= math_floor(char_cy) then
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newChar = " "
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end
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char_cx = math_floor(char_cx)
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char_cy = math_floor(char_cy)
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end
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-- try text transformation
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if windows[i].meta.textTransformation then
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text_cx, text_cy, newText = windows[i].meta.textTransformation(cx, cy, windows[i].meta)
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text_cx = math_floor(text_cx)
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text_cy = math_floor(text_cy)
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end
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-- try back transformation
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if windows[i].meta.backTransformation then
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back_cx, back_cy, newBack = windows[i].meta.backTransformation(cx, cy, windows[i].meta)
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back_cx = math_floor(back_cx)
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back_cy = math_floor(back_cy)
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end
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if check(buffer, char_cx, char_cy) or check(buffer, text_cx, text_cy) or check(buffer, back_cx, back_cy) then
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screenBuffer[1][y][x] = newChar or check(buffer, char_cx, char_cy ) and (buffer[1][char_cy][char_cx]) or screenBuffer[1][y][x]
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screenBuffer[2][y][x] = newText or check(buffer, text_cx, text_cy, 2) and (buffer[2][text_cy][text_cx]) or screenBuffer[3][y][x]
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screenBuffer[3][y][x] = newBack or check(buffer, back_cx, back_cy, 3) and (buffer[3][back_cy][back_cx]) or screenBuffer[3][y][x]
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end
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end
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end
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end
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if windont.doClearScreen then
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screenBuffer[1][y][x] = screenBuffer[1][y][x] or " "
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end
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screenBuffer[2][y][x] = screenBuffer[2][y][x] or windont.default.backColor -- intentionally not the default text color
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screenBuffer[3][y][x] = screenBuffer[3][y][x] or windont.default.backColor
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if check(screenBuffer, x, y) then
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if check(screenBuffer, -1 + x, y) then
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blitList[c][1] = blitList[c][1] .. screenBuffer[1][y][x]
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blitList[c][2] = blitList[c][2] .. screenBuffer[2][y][x]
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blitList[c][3] = blitList[c][3] .. screenBuffer[3][y][x]
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else
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c = x
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blitList[c] = {
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screenBuffer[1][y][x],
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screenBuffer[2][y][x],
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screenBuffer[3][y][x]
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}
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end
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end
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end
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for k,v in pairs(blitList) do
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bT.setCursorPos(k, y)
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bT.blit(v[1], v[2], v[3])
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AMNT_OF_BLITS = 1 + AMNT_OF_BLITS
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end
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end
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end
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windont.info.LAST_RENDER_AMOUNT = #windows
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windont.info.BLIT_CALLS = AMNT_OF_BLITS
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windont.info.LAST_RENDER_WINDOWS = windows
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windont.info.LAST_RENDER_TIME = cTime
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windont.info.LAST_RENDER_DURATION = lval.getTime() + -cTime
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end
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-- creates a new windon't object that can be manipulated the same as a regular window
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windont.newWindow = function( x, y, width, height, misc )
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-- check argument types
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assert(type(x) == "number", "argument #1 must be number, got " .. type(x))
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assert(type(y) == "number", "argument #2 must be number, got " .. type(y))
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assert(type(width) == "number", "argument #3 must be number, got " .. type(width))
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assert(type(height) == "number", "argument #4 must be number, got " .. type(height))
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-- check argument validity
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assert(x > 0, "x position must be above zero")
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assert(y > 0, "y position must be above zero")
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assert(width > 0, "width must be above zero")
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assert(height > 0, "height must be above zero")
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local output = {}
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misc = misc or {}
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local meta = {
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x = lval.expect(x, 1), -- x position of the window
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y = lval.expect(y, 1), -- y position of the window
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width = width, -- width of the buffer
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height = height, -- height of the buffer
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buffer = lval.expect(misc.buffer, {}, "table"), -- stores contents of terminal in buffer[1][y][x] format
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renderBuddies = lval.expect(misc.renderBuddies, {}, "table"), -- renders any other window objects stored here after rendering here
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baseTerm = lval.expect(misc.baseTerm, windont.default.baseTerm, "table"), -- base terminal for which this window draws on
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isColor = lval.expect(misc.isColor, term.isColor(), "boolean"), -- if true, then it's an advanced computer
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charTransformation = lval.expect(misc.charTransformation, nil, "function"), -- function that transforms the characters of the window
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textTransformation = lval.expect(misc.textTransformation, nil, "function"), -- function that transforms the text colors of the window
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backTransformation = lval.expect(misc.backTransformation, nil, "function"), -- function that transforms the BG colors of the window
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metaTransformation = lval.expect(misc.miscTransformation, nil, "function"), -- function that transforms the whole output.meta function
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cursorX = lval.expect(misc.cursorX, 1),
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cursorY = lval.expect(misc.cursorY, 1),
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textColor = lval.expect(misc.textColor, windont.default.textColor, "string"), -- current text color
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backColor = lval.expect(misc.backColor, windont.default.backColor, "string"), -- current background color
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blink = lval.expect(misc.blink, windont.default.blink, "boolean"), -- cursor blink
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alwaysRender = lval.expect(misc.alwaysRender, windont.default.alwaysRender, "boolean"), -- render after every terminal operation
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visible = lval.expect(misc.visible, windont.default.visible, "boolean"), -- if false, don't render ever
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-- make a new buffer (optionally uses an existing buffer as a reference)
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newBuffer = function(width, height, char, text, back, drawAtop)
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local output = drawAtop or {{}, {}, {}}
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for y = 1, height do
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output[1][y] = output[1][y] or {}
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output[2][y] = output[2][y] or {}
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output[3][y] = output[3][y] or {}
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for x = 1, width do
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output[1][y][x] = output[1][y][x] or (char or " ")
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output[2][y][x] = output[2][y][x] or (text or "0")
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output[3][y][x] = output[3][y][x] or (back or "f")
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end
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end
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return output
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end
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}
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bT = meta.baseTerm
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-- initialize the buffer
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meta.buffer = meta.newBuffer(meta.width, meta.height, " ", meta.textColor, meta.backColor)
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output.meta = meta
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output.write = function(text)
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assert(type(text) == "string" or type(text) == "number", "expected string, got " .. type(text))
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local initX = meta.cursorX
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for i = 1, #tostring(text) do
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if meta.cursorX >= 1 and meta.cursorX <= meta.width and meta.cursorY >= 1 and meta.cursorY <= meta.height then
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if not meta.buffer[1] then
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error("what the fuck happened")
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end
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meta.buffer[1][meta.cursorY][meta.cursorX] = tostring(text):sub(i,i)
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meta.buffer[2][meta.cursorY][meta.cursorX] = meta.textColor
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meta.buffer[3][meta.cursorY][meta.cursorX] = meta.backColor
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end
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meta.cursorX = meta.cursorX + 1
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end
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if meta.alwaysRender then
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output.redraw(
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-1 + meta.x + initX,
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-1 + meta.x + meta.cursorX,
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-1 + meta.y + meta.cursorY
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)
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end
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end
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output.blit = function(char, text, back)
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assert(type(char) == "string" and type(text) == "string" and type(back) == "string", "all arguments must be strings")
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assert(#char == #text and #text == #back, "arguments must be same length")
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local initX = meta.cursorX
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for i = 1, #char do
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if meta.cursorX >= 1 and meta.cursorX <= meta.width and meta.cursorY >= 1 and meta.cursorY <= meta.height then
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meta.buffer[1][meta.cursorY][meta.cursorX] = char:sub(i,i)
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meta.buffer[2][meta.cursorY][meta.cursorX] = text:sub(i,i) == " " and windont.default.textColor or text:sub(i,i)
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meta.buffer[3][meta.cursorY][meta.cursorX] = back:sub(i,i) == " " and windont.default.backColor or back:sub(i,i)
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meta.cursorX = meta.cursorX + 1
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end
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end
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if meta.alwaysRender then
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output.redraw(
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-1 + meta.x + initX,
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-1 + meta.x + meta.cursorX,
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-1 + meta.y + meta.cursorY
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)
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end
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end
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output.setCursorPos = function(x, y)
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assert(type(x) == "number", "argument #1 must be number, got " .. type(x))
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assert(type(y) == "number", "argument #2 must be number, got " .. type(y))
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meta.cursorX, meta.cursorY = x, y
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if meta.alwaysRender then
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if bT == output then
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bT = output.meta.baseTerm
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end
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bT.setCursorPos(
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-1 + meta.x + meta.cursorX,
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-1 + meta.y + meta.cursorY
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)
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end
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end
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output.getCursorPos = function()
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return meta.cursorX, meta.cursorY
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end
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output.setTextColor = function(color)
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if lval.to_blit[color] then
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meta.textColor = lval.to_blit[color]
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else
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error("Invalid color (got " .. color .. ")")
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end
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end
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output.setTextColour = output.setTextColor
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output.setBackgroundColor = function(color)
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if lval.to_blit[color] then
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meta.backColor = lval.to_blit[color]
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else
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error("Invalid color (got " .. color .. ")")
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end
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end
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output.setBackgroundColour = output.setBackgroundColor
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output.getTextColor = function()
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return lval.to_colors[meta.textColor]
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end
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output.getTextColour = output.getTextColor
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output.getBackgroundColor = function()
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return lval.to_colors[meta.backColor]
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end
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output.getBackgroundColour = output.getBackgroundColor
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output.setVisible = function(visible)
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assert(type(visible) == "number", "bad argument #1 (expected boolean, got " .. type(visible) .. ")")
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meta.visible = visible and true or false
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end
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output.clear = function()
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meta.buffer = meta.newBuffer(meta.width, meta.height, " ", meta.textColor, meta.backColor)
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if meta.alwaysRender then
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output.redraw()
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end
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end
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output.clearLine = function()
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meta.buffer[1][meta.cursorY] = nil
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meta.buffer[2][meta.cursorY] = nil
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meta.buffer[3][meta.cursorY] = nil
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meta.buffer = meta.newBuffer(meta.width, meta.height, " ", meta.textColor, meta.backColor, meta.buffer)
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if meta.alwaysRender then
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bT.setCursorPos(meta.x, -1 + meta.y + meta.cursorY)
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bT.blit(
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(" "):rep(meta.width),
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(meta.textColor):rep(meta.width),
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(meta.backColor):rep(meta.width)
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)
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end
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end
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output.getLine = function(y)
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assert(type(y) == "number", "bad argument #1 (expected number, got " .. type(y) .. ")")
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assert(meta.buffer[1][y], "Line is out of range.")
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return table.concat(meta.buffer[1][y]), table.concat(meta.buffer[2][y]), table.concat(meta.buffer[3][y])
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end
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output.scroll = function(amplitude)
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if math.abs(amplitude) < meta.height then -- minor optimization
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local blank = {{}, {}, {}}
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for x = 1, meta.width do
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blank[1][x] = " "
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blank[2][x] = meta.textColor
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blank[3][x] = meta.backColor
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end
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for y = 1, meta.height do
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meta.buffer[1][y] = meta.buffer[1][y + amplitude] or blank[1]
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meta.buffer[2][y] = meta.buffer[2][y + amplitude] or blank[2]
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meta.buffer[3][y] = meta.buffer[3][y + amplitude] or blank[3]
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end
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else
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meta.buffer = meta.newBuffer(meta.width, meta.height, " ", meta.textColor, meta.backColor)
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end
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if meta.alwaysRender then
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if math_floor(amplitude) ~= 0 then
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output.redraw()
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end
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end
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end
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output.getSize = function()
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return width, height
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end
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output.isColor = function()
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return meta.isColor
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end
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output.isColour = output.isColor
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output.reposition = function(x, y, width, height)
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assert(type(x) == "number", "bad argument #1 (expected number, got " .. type(x) .. ")")
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assert(type(y) == "number", "bad argument #2 (expected number, got " .. type(y) .. ")")
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meta.x = math_floor(x)
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meta.y = math_floor(y)
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if width then
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assert(type(width) == "number", "bad argument #3 (expected number, got " .. type(width) .. ")")
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assert(type(height) == "number", "bad argument #4 (expected number, got " .. type(height) .. ")")
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meta.width = width
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meta.height = height
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meta.buffer = meta.newBuffer(meta.width, meta.height, " ", meta.textColor, meta.backColor, meta.buffer)
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end
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if meta.alwaysRender then
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output.redraw()
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|
end
|
|
end
|
|
|
|
output.restoreCursor = function()
|
|
bT.setCursorPos(
|
|
math.max(0, -1 + meta.x + meta.cursorX),
|
|
math.max(0, -1 + meta.y + meta.cursorY)
|
|
)
|
|
bT.setCursorBlink(meta.blink)
|
|
end
|
|
|
|
output.getPosition = function()
|
|
return meta.x, meta.y
|
|
end
|
|
|
|
output.setCursorBlink = function(blink)
|
|
meta.blink = blink and true or false
|
|
end
|
|
|
|
output.getCursorBlink = function(blink)
|
|
return meta.blink
|
|
end
|
|
|
|
output.setPaletteColor = bT.setPaletteColor
|
|
output.setPaletteColour = bT.setPaletteColour
|
|
output.getPaletteColor = bT.getPaletteColor
|
|
output.getPaletteColour = bT.getPaletteColour
|
|
|
|
output.redraw = function(x1, x2, y)
|
|
if #meta.renderBuddies > 0 then
|
|
windont.render(x1, x2, y, output, table.unpack(meta.renderBuddies))
|
|
else
|
|
windont.render(x1, x2, y, output)
|
|
end
|
|
output.restoreCursor()
|
|
end
|
|
|
|
if meta.alwaysRender then
|
|
output.redraw()
|
|
end
|
|
|
|
return output
|
|
|
|
end
|
|
|
|
return windont
|