mirror of https://github.com/LDDestroier/CC/
Added stuff from working on workspace
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0f18153d98
308
lddterm-cc.lua
308
lddterm-cc.lua
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@ -1,14 +1,14 @@
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-- start up lddterm
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local lddterm = {}
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local scr_x, scr_y
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lddterm.alwaysRender = true -- renders after any and all screen-changing functions.
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lddterm.useColors = true -- normal computers do not allow color, but this variable doesn't do anything yet
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lddterm.alwaysRender = false -- renders after any and all screen-changing functions.
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lddterm.useColors = true -- normal computers do not allow color, but this variable doesn't do anything yet
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lddterm.baseTerm = term.current() -- will draw to this terminal
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lddterm.transformation = nil -- will modify the current buffer as an NFT image before rendering
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lddterm.cursorTransformation = nil -- will modify the cursor position
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lddterm.drawFunction = nil -- will draw using this function instead of basic NFT drawing
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lddterm.adjustX = 0 -- moves entire screen X
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lddterm.adjustY = 0 -- moves entire screen Y
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lddterm.drawFunction = nil -- will draw using this function instead of basic NFT drawing
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lddterm.adjustX = 0 -- moves entire screen X
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lddterm.adjustY = 0 -- moves entire screen Y
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lddterm.selectedWindow = 1 -- determines which window controls the cursor
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lddterm.windows = {}
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-- converts hex colors to colors api, and back
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@ -51,7 +51,7 @@ end
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-- determines the size of the terminal before rendering always
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local determineScreenSize = function()
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scr_x, scr_y = term.getSize()
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scr_x, scr_y = lddterm.baseTerm.getSize()
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lddterm.screenWidth = scr_x
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lddterm.screenHeight = scr_y
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end
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@ -84,19 +84,23 @@ end
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local fixCursorPos = function()
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local cx, cy
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if lddterm.windows[1] then
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if lddterm.windows[lddterm.selectedWindow] then
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if lddterm.cursorTransformation then
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cx, cy = lddterm.cursorTransformation(lddterm.windows[1].cursor[1], lddterm.windows[1].cursor[2])
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cx, cy = lddterm.cursorTransformation(
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lddterm.windows[lddterm.selectedWindow].cursor[1],
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lddterm.windows[lddterm.selectedWindow].cursor[2]
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)
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lddterm.baseTerm.setCursorPos(
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cx + lddterm.windows[1].x - 1,
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cy + lddterm.windows[1].y - 1
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cx + lddterm.windows[lddterm.selectedWindow].x - 1,
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cy + lddterm.windows[lddterm.selectedWindow].y - 1
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)
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else
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lddterm.baseTerm.setCursorPos(
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-1 + lddterm.windows[1].cursor[1] + lddterm.windows[1].x,
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lddterm.windows[1].cursor[2] + lddterm.windows[1].y - 1
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-1 + lddterm.windows[lddterm.selectedWindow].cursor[1] + lddterm.windows[lddterm.selectedWindow].x,
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lddterm.windows[lddterm.selectedWindow].cursor[2] + lddterm.windows[lddterm.selectedWindow].y - 1
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)
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end
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lddterm.baseTerm.setCursorBlink(lddterm.windows[lddterm.selectedWindow].blink)
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end
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end
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@ -123,258 +127,12 @@ lddterm.render = function(transformation, drawFunction)
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fixCursorPos()
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end
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-- paintutils is a set of art functions for loading and drawing images and drawing lines and boxes.
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local makePaintutilsAPI = function(term)
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local paintutils = {}
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local function drawPixelInternal( xPos, yPos )
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term.setCursorPos( xPos, yPos )
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term.write(" ")
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end
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local tColourLookup = {}
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for n=1,16 do
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tColourLookup[ string.byte( "0123456789abcdef",n,n ) ] = 2^(n-1)
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end
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local function parseLine( tImageArg, sLine )
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local tLine = {}
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for x=1,sLine:len() do
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tLine[x] = tColourLookup[ string.byte(sLine,x,x) ] or 0
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end
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table.insert( tImageArg, tLine )
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end
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function paintutils.parseImage( sRawData )
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if type( sRawData ) ~= "string" then
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error( "bad argument #1 (expected string, got " .. type( sRawData ) .. ")" )
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end
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local tImage = {}
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for sLine in ( sRawData .. "\n" ):gmatch( "(.-)\n" ) do -- read each line like original file handling did
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parseLine( tImage, sLine )
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end
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return tImage
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end
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function paintutils.loadImage( sPath )
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if type( sPath ) ~= "string" then
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error( "bad argument #1 (expected string, got " .. type( sPath ) .. ")", 2 )
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end
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local file = io.open( sPath, "r" )
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if file then
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local sContent = file:read("*a")
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file:close()
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return paintutils.parseImage( sContent ) -- delegate image parse to parseImage
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end
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return nil
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end
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function paintutils.drawPixel( xPos, yPos, nColour )
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if type( xPos ) ~= "number" then error( "bad argument #1 (expected number, got " .. type( xPos ) .. ")", 2 ) end
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if type( yPos ) ~= "number" then error( "bad argument #2 (expected number, got " .. type( yPos ) .. ")", 2 ) end
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if nColour ~= nil and type( nColour ) ~= "number" then error( "bad argument #3 (expected number, got " .. type( nColour ) .. ")", 2 ) end
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if nColour then
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term.setBackgroundColor( nColour )
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end
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drawPixelInternal( xPos, yPos )
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end
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function paintutils.drawLine( startX, startY, endX, endY, nColour )
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if type( startX ) ~= "number" then error( "bad argument #1 (expected number, got " .. type( startX ) .. ")", 2 ) end
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if type( startY ) ~= "number" then error( "bad argument #2 (expected number, got " .. type( startY ) .. ")", 2 ) end
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if type( endX ) ~= "number" then error( "bad argument #3 (expected number, got " .. type( endX ) .. ")", 2 ) end
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if type( endY ) ~= "number" then error( "bad argument #4 (expected number, got " .. type( endY ) .. ")", 2 ) end
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if nColour ~= nil and type( nColour ) ~= "number" then error( "bad argument #5 (expected number, got " .. type( nColour ) .. ")", 2 ) end
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local alwaysRender = lddterm.alwaysRender
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lddterm.alwaysRender = false
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startX = math.floor(startX)
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startY = math.floor(startY)
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endX = math.floor(endX)
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endY = math.floor(endY)
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if nColour then
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term.setBackgroundColor( nColour )
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end
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if startX == endX and startY == endY then
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drawPixelInternal( startX, startY )
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if alwaysRender then lddterm.render(lddterm.transformation, lddterm.drawFunction) end
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lddterm.alwaysRender = alwaysRender
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return
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end
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local minX = math.min( startX, endX )
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local maxX, minY, maxY
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if minX == startX then
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minY = startY
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maxX = endX
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maxY = endY
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else
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minY = endY
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maxX = startX
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maxY = startY
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end
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local xDiff = maxX - minX
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local yDiff = maxY - minY
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if xDiff > math.abs(yDiff) then
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local y = minY
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local dy = yDiff / xDiff
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for x=minX,maxX do
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drawPixelInternal( x, math.floor( y + 0.5 ) )
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y = y + dy
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end
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else
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local x = minX
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local dx = xDiff / yDiff
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if maxY >= minY then
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for y=minY,maxY do
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drawPixelInternal( math.floor( x + 0.5 ), y )
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x = x + dx
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end
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else
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for y=minY,maxY,-1 do
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drawPixelInternal( math.floor( x + 0.5 ), y )
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x = x - dx
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end
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end
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end
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if alwaysRender then lddterm.render(lddterm.transformation, lddterm.drawFunction) end
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lddterm.alwaysRender = alwaysRender
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end
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function paintutils.drawBox( startX, startY, endX, endY, nColour )
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if type( startX ) ~= "number" then error( "bad argument #1 (expected number, got " .. type( startX ) .. ")", 2 ) end
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if type( startY ) ~= "number" then error( "bad argument #2 (expected number, got " .. type( startY ) .. ")", 2 ) end
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if type( endX ) ~= "number" then error( "bad argument #3 (expected number, got " .. type( endX ) .. ")", 2 ) end
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if type( endY ) ~= "number" then error( "bad argument #4 (expected number, got " .. type( endY ) .. ")", 2 ) end
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if nColour ~= nil and type( nColour ) ~= "number" then error( "bad argument #5 (expected number, got " .. type( nColour ) .. ")", 2 ) end
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local alwaysRender = lddterm.alwaysRender
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lddterm.alwaysRender = false
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startX = math.floor(startX)
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startY = math.floor(startY)
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endX = math.floor(endX)
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endY = math.floor(endY)
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if nColour then
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term.setBackgroundColor( nColour )
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end
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if startX == endX and startY == endY then
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drawPixelInternal( startX, startY )
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if alwaysRender then lddterm.render(lddterm.transformation, lddterm.drawFunction) end
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lddterm.alwaysRender = alwaysRender
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return
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end
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local minX = math.min( startX, endX )
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local maxX, minY, maxY
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if minX == startX then
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minY = startY
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maxX = endX
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maxY = endY
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else
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minY = endY
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maxX = startX
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maxY = startY
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end
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for x=minX,maxX do
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drawPixelInternal( x, minY )
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drawPixelInternal( x, maxY )
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end
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if (maxY - minY) >= 2 then
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for y=(minY+1),(maxY-1) do
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drawPixelInternal( minX, y )
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drawPixelInternal( maxX, y )
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end
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end
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if alwaysRender then lddterm.render(lddterm.transformation, lddterm.drawFunction) end
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lddterm.alwaysRender = alwaysRender
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end
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function paintutils.drawFilledBox( startX, startY, endX, endY, nColour )
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if type( startX ) ~= "number" then error( "bad argument #1 (expected number, got " .. type( startX ) .. ")", 2 ) end
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if type( startY ) ~= "number" then error( "bad argument #2 (expected number, got " .. type( startY ) .. ")", 2 ) end
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if type( endX ) ~= "number" then error( "bad argument #3 (expected number, got " .. type( endX ) .. ")", 2 ) end
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if type( endY ) ~= "number" then error( "bad argument #4 (expected number, got " .. type( endY ) .. ")", 2 ) end
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if nColour ~= nil and type( nColour ) ~= "number" then error( "bad argument #5 (expected number, got " .. type( nColour ) .. ")", 2 ) end
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local alwaysRender = lddterm.alwaysRender
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lddterm.alwaysRender = false
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startX = math.floor(startX)
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startY = math.floor(startY)
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endX = math.floor(endX)
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endY = math.floor(endY)
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if nColour then
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term.setBackgroundColor( nColour )
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end
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if startX == endX and startY == endY then
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drawPixelInternal( startX, startY )
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return
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end
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local minX = math.min( startX, endX )
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local maxX, minY, maxY
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if minX == startX then
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minY = startY
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maxX = endX
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maxY = endY
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else
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minY = endY
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maxX = startX
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maxY = startY
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end
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for x=minX,maxX do
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for y=minY,maxY do
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drawPixelInternal( x, y )
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end
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end
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if alwaysRender then
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lddterm.render(lddterm.transformation, lddterm.drawFunction)
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end
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lddterm.alwaysRender = alwaysRender
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end
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function paintutils.drawImage( tImage, xPos, yPos )
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if type( tImage ) ~= "table" then error( "bad argument #1 (expected table, got " .. type( tImage ) .. ")", 2 ) end
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if type( xPos ) ~= "number" then error( "bad argument #2 (expected number, got " .. type( xPos ) .. ")", 2 ) end
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if type( yPos ) ~= "number" then error( "bad argument #3 (expected number, got " .. type( yPos ) .. ")", 2 ) end
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local alwaysRender = lddterm.alwaysRender
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lddterm.alwaysRender = false
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for y=1,#tImage do
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local tLine = tImage[y]
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for x=1,#tLine do
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if tLine[x] > 0 then
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term.setBackgroundColor( tLine[x] )
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drawPixelInternal( x + xPos - 1, y + yPos - 1 )
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end
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end
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end
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if alwaysRender then
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lddterm.render(lddterm.transformation, lddterm.drawFunction)
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end
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lddterm.alwaysRender = alwaysRender
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end
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return paintutils
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end
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lddterm.newWindow = function(width, height, x, y, meta)
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meta = meta or {}
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local window = {
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width = math.floor(width),
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height = math.floor(height),
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blink = true,
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cursor = meta.cursor or {1, 1},
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colors = meta.colors or {"0", "f"},
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clearChar = meta.clearChar or " ",
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@ -403,10 +161,10 @@ lddterm.newWindow = function(width, height, x, y, meta)
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return window.cursor[1], window.cursor[2]
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end
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window.handle.setCursorBlink = function(blink)
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return lddterm.baseTerm.setCursorBlink(blink)
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window.blink = blink or false
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end
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window.handle.getCursorBlink = function()
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return lddterm.baseTerm.getCursorBlink(blink)
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return window.blink
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end
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window.handle.scroll = function(amount)
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if amount > 0 then
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@ -533,16 +291,7 @@ lddterm.newWindow = function(width, height, x, y, meta)
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window.buffer[2][cy][cx] = textCol:sub(i,i)
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window.buffer[3][cy][cx] = backCol:sub(i,i)
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end
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if cx >= window.width or cy < 1 then
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cx = 1
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if cy >= window.height then
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window.handle.scroll(1)
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else
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cy = cy + 1
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end
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else
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cx = cx + 1
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end
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cx = cx + 1
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end
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window.cursor = {cx, cy}
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if lddterm.alwaysRender and not ignoreAlwaysRender then
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@ -661,11 +410,7 @@ lddterm.newWindow = function(width, height, x, y, meta)
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end
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window.handle.redraw = lddterm.render
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window.ccapi = {
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colors = colors,
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paintutils = makePaintutilsAPI(window.handle)
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}
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window.handle.current = window.handle
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window.layer = #lddterm.windows + 1
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lddterm.windows[window.layer] = window
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@ -712,7 +457,7 @@ lddterm.screenshot = function(window)
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line = {"","",""}
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for x = 1, scr_x do
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c = " "
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c = "."
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lt, lb = t, b
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t, b = "0", "f"
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for l = 1, #lddterm.windows do
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@ -743,4 +488,9 @@ lddterm.screenshot = function(window)
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return output
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end
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-- supports os.loadAPI
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for k,v in pairs(lddterm) do
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_ENV[k] = v
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end
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return lddterm
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