The last cutting-edge commit out of the lot making the terminal a lot nicer

This commit is contained in:
2026-06-22 22:10:48 +03:00
parent b3a2ed2258
commit a9ecbccf2e
+279 -261
View File
@@ -66,7 +66,7 @@ function module.init()
end
if depth == 4 then
return {
-- Closest colors to the 4 bit OC pallete
-- Closest colors to the 4 bit OC palette
-- Better than outright failure
["dark"] = {
[0] = 0x000000, -- black
@@ -146,27 +146,20 @@ function module.init()
local cursor = { x = 1, y = 1, X = nil, Y = nil } -- X and Y are managed by ESC s and ESC u
local printState = 0 -- 0:none 1:in ESC 2:in CSI
local color = {
FG = ANSIColorPalette["bright"][7], BG = ANSIColorPalette["dark"][0],
fg = nil, bg = nil, reverse = false
}
color.fg = color.FG
color.bg = color.BG
local DEFAULT_FG = ANSIColorPalette["bright"][7] -- TODO make configurable
local DEFAULT_BG = ANSIColorPalette["dark"][0]
local fg = DEFAULT_FG
local bg = DEFAULT_BG
local gpuFg = nil
local gpuBg = nil
local reverse = false
local current_codepoint = 0
local bytes_remaining = 0
local seq = {}
local writeBuf = {}
local function update_gpu_colors()
if color.reverse then
gpu.setForeground(color.bg)
gpu.setBackground(color.fg)
else
gpu.setForeground(color.fg)
gpu.setBackground(color.bg)
end
end
local writeBuf = ""
local bufStartX = 1
local bufStartY = 1
local width, height = gpu.getResolution()
@@ -174,29 +167,60 @@ function module.init()
return width, height
end
gpu.setForeground(color.fg)
gpu.setBackground(color.bg)
local function scroll()
if gpu.copy(1, 2, width, height - 1, 0, -1) then
gpu.setForeground(color.FG)
gpu.setBackground(color.BG)
gpu.fill(1, height, width, 1, " ")
gpu.setForeground(color.fg)
gpu.setBackground(color.bg)
cursor.y = height
local function update_gpu_colors()
if reverse then
if gpuBg ~= fg then gpu.setBackground(fg) gpuBg = fg end
if gpuFg ~= bg then gpu.setForeground(bg) gpuFg = bg end
else
if gpuBg ~= bg then gpu.setBackground(bg) gpuBg = bg end
if gpuFg ~= fg then gpu.setForeground(fg) gpuFg = fg end
end
end
local function scroll(n)
if n <= 0 then return end
if writeBuf ~= "" then
update_gpu_colors()
gpu.set(bufStartX, bufStartY, writeBuf)
writeBuf = ""
end
local keep = height - n
if keep > 0 then
gpu.copy(1, n + 1, width, keep, 0, -n)
end
if gpuBg ~= bg then
gpu.setBackground(bg)
gpuBg = bg
end
gpu.fill(1, keep + 1, width, n, " ")
cursor.y = cursor.y - n
if cursor.y > height then cursor.y = height end
if cursor.y < 1 then cursor.y = 1 end
end
local function check_wrap_and_scroll()
if cursor.x > width then
cursor.x = 1
cursor.y = cursor.y + 1
end
while cursor.y > height do
scroll()
scroll(cursor.y - height)
end
-- must be called before any operation that moves the cursor or changes colors!!!!!!!
local function flush()
if writeBuf == "" then return end
update_gpu_colors()
gpu.set(bufStartX, bufStartY, writeBuf)
writeBuf = ""
end
local function buf_append(s, len)
if writeBuf == "" then
bufStartX = cursor.x
bufStartY = cursor.y
end
writeBuf = writeBuf .. s
cursor.x = cursor.x + len
end
local function exec_csi()
@@ -226,117 +250,84 @@ function module.init()
end
end
local function get_param(idx, default)
if idx <= #params and params[idx] ~= nil then
return params[idx]
end
return default
end
if op == 0x48 or op == 0x66 then
local row = get_param(1, 1)
local col = get_param(2, 1)
cursor.y = row
cursor.x = col
if cursor.x < 1 then cursor.x = 1 end
if cursor.y < 1 then cursor.y = 1 end
if cursor.x > width then cursor.x = width end
if cursor.y > height then cursor.y = height end
return
end
-- TODO maybe use a lookup table like this?
-- local thing = things[op]
-- if thing ~= nil then thing() end
if op == 0x41 then
local n = get_param(1, 1)
cursor.y = cursor.y - n
flush()
cursor.y = cursor.y - (params[1] or 1)
if cursor.y < 1 then cursor.y = 1 end
return
end
if op == 0x42 then
local n = get_param(1, 1)
cursor.y = cursor.y + n
elseif op == 0x42 then
flush()
cursor.y = cursor.y + (params[1] or 1)
if cursor.y > height then cursor.y = height end
return
end
if op == 0x43 then
local n = get_param(1, 1)
cursor.x = cursor.x + n
elseif op == 0x43 then
flush()
cursor.x = cursor.x + (params[1] or 1)
if cursor.x > width then cursor.x = width end
return
end
if op == 0x44 then
local n = get_param(1, 1)
cursor.x = cursor.x - n
elseif op == 0x44 then
flush()
cursor.x = cursor.x - (params[1] or 1)
if cursor.x < 1 then cursor.x = 1 end
return
end
if op == 0x47 then
local col = get_param(1, 1)
cursor.x = col
elseif op == 0x47 or op == 0x60 then
flush()
cursor.x = params[1] or 1
if cursor.x < 1 then cursor.x = 1 end
if cursor.x > width then cursor.x = width end
return
end
if op == 0x4a then
local mode = get_param(1, 0)
elseif op == 0x48 or op == 0x66 then
flush()
cursor.y = params[1] or 1
cursor.x = params[2] or 1
if cursor.x < 1 then cursor.x = 1 end
if cursor.y < 1 then cursor.y = 1 end
if cursor.x > width then cursor.x = width end
if cursor.y > height then cursor.y = height end
elseif op == 0x4a then
flush()
local mode = params[1] or 0
update_gpu_colors()
if mode == 0 then
update_gpu_colors()
gpu.fill(cursor.x, cursor.y, width - cursor.x + 1, height - cursor.y + 1, " ")
gpu.fill(cursor.x, cursor.y, width - cursor.x + 1, 1, " ")
if cursor.y < height then
gpu.fill(1, cursor.y + 1, width, height - cursor.y, " ")
end
elseif mode == 1 then
update_gpu_colors()
gpu.fill(1, 1, cursor.x, cursor.y, " ")
if cursor.y > 1 then
gpu.fill(1, 1, width, cursor.y - 1, " ")
end
gpu.fill(1, cursor.y, cursor.x, 1, " ")
elseif mode == 2 then
update_gpu_colors()
gpu.fill(1, 1, width, height, " ")
cursor.x = 1
cursor.y = 1
end
return
end
if op == 0x4b then
local mode = get_param(1, 0)
if mode == 0 then
elseif op == 0x4b then
flush()
local mode = params[1] or 0
update_gpu_colors()
if mode == 0 then
gpu.fill(cursor.x, cursor.y, width - cursor.x + 1, 1, " ")
elseif mode == 1 then
update_gpu_colors()
gpu.fill(1, cursor.y, cursor.x, 1, " ")
elseif mode == 2 then
update_gpu_colors()
gpu.fill(1, cursor.y, width, 1, " ")
end
return
elseif op == 0x64 then
flush()
cursor.y = params[1] or 1
if cursor.y < 1 then
cursor.y = 1
end
if op == 0x60 then
local col = get_param(1, 1)
cursor.x = col
if cursor.x < 1 then cursor.x = 1 end
if cursor.x > width then cursor.x = width end
return
if cursor.y > height then
cursor.y = height
end
if op == 0x64 then
local row = get_param(1, 1)
cursor.y = row
if cursor.y < 1 then cursor.y = 1 end
if cursor.y > height then cursor.y = height end
return
end
if op == 0x6d then
elseif op == 0x6d then
flush()
local j = 1
local function parse_extended_color()
local mode = get_param(j + 1, -1)
local mode = params[j + 1] or -1
if mode == 5 then
local idx = get_param(j + 2, 0)
local idx = params[j + 2] or 0
j = j + 2
if idx < 8 then
return ANSIColorPalette["dark"][idx]
@@ -353,9 +344,9 @@ function module.init()
return (v << 16) | (v << 8) | v
end
elseif mode == 2 then
local r = get_param(j + 2, 0)
local g = get_param(j + 3, 0)
local b = get_param(j + 4, 0)
local r = params[j + 2] or 0
local g = params[j + 3] or 0
local b = params[j + 4] or 0
j = j + 4
return (r << 16) | (g << 8) | b
end
@@ -363,10 +354,9 @@ function module.init()
end
if #params == 0 then
color.reverse = false
color.fg = color.FG
color.bg = color.BG
update_gpu_colors()
reverse = false
fg = DEFAULT_FG
bg = DEFAULT_BG
return
end
@@ -374,188 +364,203 @@ function module.init()
local p = params[j] or 0
if p == 0 then
color.reverse = false
color.fg = color.FG
color.bg = color.BG
elseif p == 1 then
elseif p == 2 then
elseif p == 3 then
elseif p == 4 then
elseif p == 5 or p == 6 then
reverse = false
fg = DEFAULT_FG
bg = DEFAULT_BG
--elseif p == 1 then
--elseif p == 2 then
--elseif p == 3 then
--elseif p == 4 then
--elseif p == 5 or p == 6 then
elseif p == 7 then
color.reverse = true
reverse = true
elseif p == 8 then
color.fg = color.bg
elseif p == 9 then
elseif p == 21 then
elseif p == 22 then
elseif p == 23 then
elseif p == 24 then
elseif p == 25 then
fg = bg
--elseif p == 9 then
--elseif p == 21 then
--elseif p == 22 then
--elseif p == 23 then
--elseif p == 24 then
--elseif p == 25 then
elseif p == 27 then
color.reverse = false
reverse = false
elseif p == 28 then
color.fg = color.FG
elseif p == 29 then
fg = DEFAULT_FG
--elseif p == 29 then
elseif 30 <= p and p <= 37 then
color.fg = ANSIColorPalette["dark"][p - 30]
fg = ANSIColorPalette["dark"][p - 30]
elseif p == 38 then
local c = parse_extended_color()
if c then color.fg = c end
if c then
fg = c
end
elseif p == 39 then
color.fg = color.FG
fg = DEFAULT_FG
elseif 40 <= p and p <= 47 then
color.bg = ANSIColorPalette["dark"][p - 40]
bg = ANSIColorPalette["dark"][p - 40]
elseif p == 48 then
local c = parse_extended_color()
if c then color.bg = c end
if c then
bg = c
end
elseif p == 49 then
color.bg = color.BG
elseif p == 58 then
parse_extended_color()
elseif p == 59 then
bg = DEFAULT_BG
elseif 90 <= p and p <= 97 then
color.fg = ANSIColorPalette["bright"][p - 90]
fg = ANSIColorPalette["bright"][p - 90]
elseif 100 <= p and p <= 107 then
color.bg = ANSIColorPalette["bright"][p - 100]
bg = ANSIColorPalette["bright"][p - 100]
end
j = j + 1
end
update_gpu_colors()
return
end
if op == 0x73 then
elseif op == 0x73 then
flush()
cursor.X = cursor.x
cursor.Y = cursor.y
return
end
if op == 0x75 then
elseif op == 0x75 then
flush()
if cursor.X and cursor.Y then
cursor.x = cursor.X
cursor.y = cursor.Y
if cursor.x < 1 then cursor.x = 1 end
if cursor.y < 1 then cursor.y = 1 end
if cursor.x > width then cursor.x = width end
if cursor.y > height then cursor.y = height end
if cursor.x < 1 then
cursor.x = 1
end
if cursor.y < 1 then
cursor.y = 1
end
if cursor.x > width then
cursor.x = width
end
if cursor.y > height then
cursor.y = height
end
end
return
end
end
function _G._PUBLIC.terminal.writec(byte)
function _G._PUBLIC.terminal.write(text)
text = tostring(text)
local len = #text
local i = 1
while i <= len do
local byte = string.byte(text, i)
if byte == 0x1b then
_PUBLIC.terminal.flush()
printState = 1
seq = {}
return
end
if printState == 1 then
if byte == 0x5b then
printState = 2
else
printState = 0
end
return
end
if printState == 2 then
i = i + 1
elseif printState == 1 then
printState = byte == 0x5b and 2 or 0
i = i + 1
elseif printState == 2 then
table.insert(seq, byte)
if 0x40 <= byte and byte <= 0x7e then
exec_csi()
printState = 0
seq = {}
end
return
end
if byte == 0xa then
_PUBLIC.terminal.flush()
i = i + 1
elseif byte == 0xa then
flush()
cursor.y = cursor.y + 1
cursor.x = 1
check_wrap_and_scroll()
return
end
if byte == 0xd then
_PUBLIC.terminal.flush()
bufStartX = cursor.x
bufStartY = cursor.y
i = i + 1
elseif byte == 0xd then
flush()
cursor.x = 1
return
end
if byte == 0x8 then
_PUBLIC.terminal.flush()
if cursor.x > 1 then
cursor.x = cursor.x - 1
end
return
end
if byte == 0x9 then
_PUBLIC.terminal.flush()
bufStartX = 1
bufStartY = cursor.y
i = i + 1
elseif byte == 0x8 then
flush()
if cursor.x > 1 then cursor.x = cursor.x - 1 end
i = i + 1
elseif byte == 0x9 then
flush()
cursor.x = ((cursor.x - 1) // 8) * 8 + 9
if cursor.x < 1 then cursor.x = 1 end
if cursor.x > width then cursor.x = width end
return
i = i + 1
elseif byte >= 0x20 and byte <= 0x7E then
local j = i + 1
while j <= len do
local b = string.byte(text, j)
if b < 0x20 or b > 0x7E then break end
j = j + 1
end
local runLen = j - i
local space = width - cursor.x + 1
if byte >= 0x20 and byte <= 0x7F then
table.insert(writeBuf, string.char(byte))
cursor.x = cursor.x + 1
if runLen <= space then
buf_append(text:sub(i, j - 1), runLen)
if cursor.x > width then
_PUBLIC.terminal.flush()
end
flush()
cursor.x = 1
cursor.y = cursor.y + 1
check_wrap_and_scroll()
bufStartX = cursor.x
bufStartY = cursor.y
end
i = j
else
buf_append(text:sub(i, i + space - 1), space)
flush()
cursor.x = 1
cursor.y = cursor.y + 1
check_wrap_and_scroll()
bufStartX = cursor.x
bufStartY = cursor.y
i = i + space
end
elseif byte >= 0xC2 and byte <= 0xDF then
current_codepoint = (byte & 0x1F)
bytes_remaining = 1
i = i + 1
elseif byte >= 0xE0 and byte <= 0xEF then
current_codepoint = (byte & 0x0F)
bytes_remaining = 2
i = i + 1
elseif byte >= 0xF0 and byte <= 0xF7 then
current_codepoint = (byte & 0x07)
bytes_remaining = 3
i = i + 1
elseif byte >= 0x80 and byte <= 0xBF and bytes_remaining > 0 then
current_codepoint = (current_codepoint << 6) | (byte & 0x3F)
bytes_remaining = bytes_remaining - 1
if bytes_remaining == 0 then
table.insert(writeBuf, utf8.char(current_codepoint))
cursor.x = cursor.x + 1
buf_append(unicode.char(current_codepoint), 1)
if cursor.x > width then
_PUBLIC.terminal.flush()
end
flush()
cursor.x = 1
cursor.y = cursor.y + 1
check_wrap_and_scroll()
bufStartX = cursor.x
bufStartY = cursor.y
end
current_codepoint = 0
end
i = i + 1
else
current_codepoint = 0
bytes_remaining = 0
i = i + 1
end
end
function _G._PUBLIC.terminal.write(text)
text = tostring(text)
for i = 1, #text do
_PUBLIC.terminal.writec(string.byte(text, i))
end
end
function _G._PUBLIC.terminal.clear()
update_gpu_colors()
gpu.fill(1, 1, width, height, " ")
writeBuf = {}
cursor.x = 1
cursor.y = 1
end
function _G._PUBLIC.terminal.flush()
if #writeBuf == 0 then return end
flush()
end
function _G._PUBLIC.terminal.clear()
flush()
update_gpu_colors()
gpu.set(cursor.x - #writeBuf, cursor.y, table.concat(writeBuf))
writeBuf = {}
gpu.fill(1, 1, width, height, " ")
cursor.x = 1
cursor.y = 1
end
function _G.print(...)
@@ -607,48 +612,65 @@ function module.init()
local cur = unicode.len(text) + 1
if options.prefix then _PUBLIC.terminal.write(options.prefix) end
_G._PUBLIC.terminal.flush()
flush()
local startX, startY = cursor.x, cursor.y
local fg, bg = gpu.getForeground(), gpu.getBackground()
local cursorBlink = true
local function checkScroll(y)
for i=1,y-height do
scrollDown()
startY=startY-1
if y > height then
local n = y - height
scroll(n)
startY = startY - n
y = height
end
return math.min(y,height)
return y
end
local function set(index, character, invertedColors) -- HACK: Currently, this will uncensor all spaces in the inputted text.
if character == nil or character == "" then return end
if options.censor then
character = character:gsub("[^ ]", options.censor)
end
if invertedColors then
gpu.setForeground(bg)
gpu.setBackground(fg)
if gpuFg ~= bg then gpu.setForeground(bg); gpuFg = bg end
if gpuBg ~= fg then gpu.setBackground(fg); gpuBg = fg end
else
gpu.setForeground(fg)
gpu.setBackground(bg)
if gpuFg ~= fg then gpu.setForeground(fg); gpuFg = fg end
if gpuBg ~= bg then gpu.setBackground(bg); gpuBg = bg end
end
index = startX + index - 1
local setX, setY = (index-1)%width+1, startY+((index-1)//width+1)-1
local setX = (index - 1) % width + 1
local setY = startY + ((index - 1) // width)
setY = checkScroll(setY)
gpu.set(setX,setY,unicode.sub(character,1,width-setX+1))
for i=1,math.ceil((#character+setX-1)/width)+1 do
gpu.set(1,setY+i,unicode.sub(character,2-setX+i*width,width+i*width-setX))
local firstLen = width - setX + 1
gpu.set(setX, setY, unicode.sub(character, 1, firstLen))
local charLen = unicode.len(character)
if charLen > firstLen then
local offset = firstLen + 1
while offset <= charLen do
setY = setY + 1
setY = checkScroll(setY)
local segEnd = offset + width - 1
gpu.set(1, setY, unicode.sub(character, offset, segEnd))
offset = segEnd + 1
end
end
end
local function strDef(a, b)
if #a == 0 then return b end
return a
end
local function curPos(cur)
return unicode.wlen(unicode.sub(text,1,cur-1))+1
local function curPos(c)
return unicode.wlen(unicode.sub(text, 1, c - 1)) + 1
end
local function add(chr)
if type(chr)~="string" or #chr==0 then return end
if unicode.len(text)>=options.maxChars then return end
if type(chr) ~= "string" or #chr == 0 then
return
end
if unicode.len(text) >= options.maxChars then
return
end
if options.maxChars < math.huge then
chr = unicode.sub(chr, 1, options.maxChars - unicode.len(text))
end
@@ -710,10 +732,7 @@ function module.init()
local function isLine(chr)
return chr == "\n" or chr == "\r"
end
--[[ gpu.set(startX,startY,unicode.sub(text,1,width-startX))
for i=1,(#text+startX)//width-1 do
gpu.set(startX,startY+i,unicode.sub(text,1+i*width,width-startX+i*width))
end ]]
set(1, text, false)
set(curPos(cur), " ", true)
@@ -724,7 +743,6 @@ function module.init()
set(curPos(cur), " ", true)
end
while true do
local args = { event.pull("key_down", "clipboard", 0.5) }
local ctrlDown = _PUBLIC.keyboard.getCtrlDown()
@@ -776,7 +794,7 @@ function module.init()
end
elseif args and args[1] == "clipboard" then
local clip = args[3]
if not args[3] then goto continue end
if not clip then goto continue end
while isLine(unicode.sub(clip, 1, 1)) do clip = unicode.sub(clip, 2) end
while isLine(unicode.sub(clip, -1)) do clip = unicode.sub(clip, 1, -2) end
add(clip)
@@ -793,7 +811,6 @@ function module.init()
table.remove(readHistory[options.readHistoryType], #readHistory[options.readHistoryType])
end
if historyIdx < #readHistory[options.readHistoryType] then
-- table.remove(readHistory[options.readHistoryType],historyIdx)
table.insert(readHistory[options.readHistoryType], text)
end
while #readHistory[options.readHistoryType] > 50 do
@@ -803,8 +820,9 @@ function module.init()
cursor.x = 1
cursor.y = cursor.y + math.ceil((unicode.wlen(text) + startX - 1) / width)
if cursor.y>height then scroll() end
if cursor.y > height then
scroll(cursor.y - height)
end
return text
end
end