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https://github.com/LDDestroier/CC/
synced 2024-11-05 09:36:19 +00:00
Optimized rendering
now it runs much faster
This commit is contained in:
LDDestroier
GitHub
parent
f16a28e6d8
commit
e6a8d1ff67
89
eldit.lua
89
eldit.lua
@ -8,7 +8,7 @@ local argData = {
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["-l"] = "number"
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}
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local eldit = {}
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local eldit, config = {}, {}
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eldit.buffer = {{}} -- stores all text, organized like eldit.buffer[yPos][xPos]
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eldit.undoBuffer = {{{}}} -- stores buffers for undoing/redoing
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eldit.maxUndo = 16 -- maximum size of the undo buffer
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@ -26,6 +26,14 @@ eldit.size = {
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height = scr_y -- vertical size
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}
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config.showLineNumberIndicator = false
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config.showWhitespace = false
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config.showTrailingSpace = false
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-- minor optimizations, I think
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local concatTable = table.concat
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local sortTable = table.sort
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-- I'm never using regular argument parsing again, this function rules
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local interpretArgs = function(tInput, tArgs)
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local output = {}
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@ -93,14 +101,14 @@ end
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local sortSelections = function()
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for id,sel in pairs(eldit.selections) do
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table.sort(sel, function(a,b)
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sortTable(sel, function(a,b)
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return (a.y * eldit.size.width) + a.x < (b.y * eldit.size.width) + b.x
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end)
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end
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end
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local sortCursors = function()
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table.sort(eldit.cursors, function(a,b)
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sortTable(eldit.cursors, function(a,b)
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return (a.y * eldit.size.width) + a.x < (b.y * eldit.size.width) + b.x
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end)
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end
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@ -153,6 +161,14 @@ deepCopy = function(tbl)
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return output
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end
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local getLineNoLen = function()
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if config.showLineNumberIndicator then
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return #tostring(#eldit.buffer)
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else
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return 0
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end
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end
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prompt = function(prebuffer, precy, _eldit)
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local keysDown = {} -- list of all keys being pressed
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local miceDown = {} -- list of all mouse buttons being pressed
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@ -260,12 +276,16 @@ prompt = function(prebuffer, precy, _eldit)
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[" "] = true,
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["\9"] = true
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}
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local lineNoLen = #tostring(#eldit.buffer)
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local lineNoLen = getLineNoLen()
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local textPoses = {math.huge, -math.huge} -- used to identify space characters without text
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local screen = {{},{},{}}
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for y = 1, eldit.size.height - 1 do -- minus one because it reserves space for the bar
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screen[1][y] = {}
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screen[2][y] = {}
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screen[3][y] = {}
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cy = y + eldit.scrollY
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-- find text
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if eldit.buffer[cy] then
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if eldit.buffer[cy] and (config.showWhitespace or config.showTrailingSpace) then
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for x = 1, #eldit.buffer[cy] do
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if (not tab[eldit.buffer[cy][x]]) and eldit.buffer[cy][x] then
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textPoses[1] = x
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@ -295,7 +315,7 @@ prompt = function(prebuffer, precy, _eldit)
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end
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end
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term.setCursorPos(eldit.size.x, eldit.size.y + y - 1)
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if cy <= #eldit.buffer then
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if cy <= #eldit.buffer and lineNoLen > 0 then
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if isHighlighted then
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term.setBackgroundColor(colors.gray)
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term.setTextColor(colors.white)
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@ -307,49 +327,64 @@ prompt = function(prebuffer, precy, _eldit)
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else
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term.write(" ")
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end
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-- actually draw text
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local cChar, cTxt, cBg = " ", " ", " "
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term.setCursorPos(eldit.size.x + lineNoLen + 0, eldit.size.y + y - 1)
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for x = lineNoLen + 1, eldit.size.width do
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term.setCursorPos(eldit.size.x + x - 1, eldit.size.y + y - 1)
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cx = x + eldit.scrollX - lineNoLen
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if checkIfSelected(cx, cy) then
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term.setBackgroundColor(colors.blue)
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cBg = "b"
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else
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term.setBackgroundColor(colors.black)
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cBg = "f"
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end
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if checkIfCursor(cx, cy) and isCursorBlink then
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if isInsert then
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term.setTextColor(colors.black)
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term.setBackgroundColor(colors.white)
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cTxt, cBg = "0", "f"
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else
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term.setTextColor(colors.black)
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term.setBackgroundColor(colors.lightGray)
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cTxt, cBg = "f", "8"
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end
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else
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term.setTextColor(colors.white)
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cTxt = "0"
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end
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if config.showWhitespace or config.showTrailingSpace then
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if textPoses[1] and textPoses[2] and eldit.buffer[cy] then
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if cx < textPoses[1] and eldit.buffer[cy][cx] then
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term.setTextColor(colors.gray)
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term.write("|")
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cTxt = "7"
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cChar = "|"
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elseif (cx > textPoses[2] and eldit.buffer[cy][cx]) then
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term.setTextColor(colors.gray)
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term.write("-")
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cTxt = "7"
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cChar = "-"
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else
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term.write(getChar(cx, cy) or " ")
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cChar = getChar(cx, cy) or " "
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end
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else
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term.write(getChar(cx, cy) or " ")
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cChar = getChar(cx, cy) or " "
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end
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else
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cChar = getChar(cx, cy) or " "
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end
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screen[1][y][x - lineNoLen] = cChar
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screen[2][y][x - lineNoLen] = cTxt
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screen[3][y][x - lineNoLen] = cBg
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end
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term.blit(
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concatTable(screen[1][y]),
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concatTable(screen[2][y]),
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concatTable(screen[3][y])
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)
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end
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term.setCursorPos(eldit.size.x, eldit.size.y + eldit.size.height - 1)
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term.setBackgroundColor(colors.gray)
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eClearLine()
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if barlife > 0 then
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term.setTextColor(colors.yellow)
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term.write(barmsg)
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else
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term.setTextColor(colors.white)
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for id,cur in pairs(eldit.cursors) do
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term.write("(" .. cur.x .. "," .. cur.y .. ") ")
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end
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@ -358,7 +393,7 @@ prompt = function(prebuffer, precy, _eldit)
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-- if all cursors are offscreen, will scroll so that at least one of them is onscreen
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local scrollToCursor = function()
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lineNoLen = #tostring(#eldit.buffer)
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lineNoLen = getLineNoLen()
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local lowCur, highCur = eldit.cursors[1], eldit.cursors[1]
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local leftCur, rightCur = eldit.cursors[1], eldit.cursors[1]
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for id,cur in pairs(eldit.cursors) do
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@ -397,7 +432,7 @@ prompt = function(prebuffer, precy, _eldit)
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-- scrolls the screen, and fixes it if it's set to some weird value
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local adjustScroll = function(modx, mody)
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modx, mody = modx or 0, mody or 0
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local lineNoLen = #tostring(#eldit.buffer)
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local lineNoLen = getLineNoLen()
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if mody then
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eldit.scrollY = math.min(
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math.max(
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@ -709,7 +744,7 @@ prompt = function(prebuffer, precy, _eldit)
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local saveFile = function()
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local compiled = ""
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for y = 1, #eldit.buffer do
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compiled = compiled .. table.concat(eldit.buffer[y])
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compiled = compiled .. concatTable(eldit.buffer[y])
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if y < #eldit.buffer then
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compiled = compiled .. "\n"
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end
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@ -804,7 +839,7 @@ prompt = function(prebuffer, precy, _eldit)
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for i = 1, #cbb do
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if eldit.cursors[i] then
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for y = 1, #cbb[i] do
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placeText(table.concat(cbb[i][y]), {eldit.cursors[i]})
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placeText(concatTable(cbb[i][y]), {eldit.cursors[i]})
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if y < #cbb[i] then
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makeNewLine({eldit.cursors[i]})
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end
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@ -812,7 +847,7 @@ prompt = function(prebuffer, precy, _eldit)
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else
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makeNewLine({eldit.cursors[#eldit.cursors]})
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for y = 1, #cbb[i] do
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placeText(table.concat(cbb[i][y]), {eldit.cursors[#eldit.cursors]})
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placeText(concatTable(cbb[i][y]), {eldit.cursors[#eldit.cursors]})
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if y < #cbb[i] then
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makeNewLine({eldit.cursors[#eldit.cursors]})
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end
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@ -1059,7 +1094,7 @@ prompt = function(prebuffer, precy, _eldit)
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elseif evt[1] == "key_up" then
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keysDown[evt[2]] = nil
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elseif evt[1] == "mouse_click" then
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local lineNoLen = #tostring(#eldit.buffer)
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local lineNoLen = getLineNoLen()
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miceDown[evt[2]] = {x = evt[3], y = evt[4]}
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if keysDown[keys.leftCtrl] then
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table.insert(eldit.cursors, {
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@ -1090,7 +1125,7 @@ prompt = function(prebuffer, precy, _eldit)
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eldit.undoBuffer[eldit.undoPos].cursors = eldit.cursors
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doRender = true
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elseif evt[1] == "mouse_drag" then
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local lineNoLen = #tostring(#eldit.buffer)
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local lineNoLen = getLineNoLen()
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miceDown[evt[2]] = {x = evt[3], y = evt[4]}
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if lastMouse.x and lastMouse.y and lastMouse.curID then
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local adjMX, adjMY = lastMouse.x + lastMouse.scrollX, lastMouse.y + lastMouse.scrollY
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