mirror of https://github.com/LDDestroier/CC/
842 lines
19 KiB
Lua
842 lines
19 KiB
Lua
--[[
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8888888b. d8888 8888888 888b 888 .d8888b.
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888 Y88b d88888 888 8888b 888 d88P Y88b
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888 888 d88P888 888 88888b 888 888
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888 d88P d88P 888 888 888Y88b 888 .d88P
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8888888P' d88P 888 888 888 Y88b888 .od888P"
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888 d88P 888 888 888 Y88888 d88P"
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888 d8888888888 888 888 Y8888 888"
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888 d88P 888 8888888 888 Y888 888888888
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Download with:
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wget https://github.com/LDDestroier/CC/raw/master/pain2.lua
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To-do:
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* Add more tools, such as Fill or Color Picker.
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* Add an actual menu.
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* Add a help screen, and don't make it as bland-looking as PAIN 1's.
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* Add support for every possible image format under the sun.
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* Add the ability to add/remove layers.
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--]]
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local pain = {
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running = true, -- if true, will run. otherwise, quit
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layer = 1, -- current layer selected
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image = {}, -- table of 2D canvases
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manip = {}, -- basic canvas manipulation functions
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timers = {}, -- built-in timer system
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windows = {}, -- various windows drawn to the screen
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}
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keys.ctrl = 256
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keys.alt = 257
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keys.shift = 258
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local keysDown = {}
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local miceDown = {}
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pain.color = {
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char = " ",
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text = "f",
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back = "0"
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}
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pain.controlHoldCheck = {} -- used to check if an input has just been used or not
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pain.control = {
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quit = {
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key = keys.q,
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holdDown = false,
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modifiers = {
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[keys.leftCtrl] = true
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},
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},
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scrollUp = {
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key = keys.up,
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holdDown = true,
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modifiers = {},
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},
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scrollDown = {
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key = keys.down,
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holdDown = true,
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modifiers = {},
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},
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scrollLeft = {
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key = keys.left,
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holdDown = true,
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modifiers = {},
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},
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scrollRight = {
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key = keys.right,
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holdDown = true,
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modifiers = {},
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},
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singleScroll = {
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key = keys.tab,
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holdDown = true,
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modifiers = {},
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},
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resetScroll = {
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key = keys.a,
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holdDown = false,
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modifiers = {},
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},
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cancelTool = {
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key = keys.space,
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holdDown = false,
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modifiers = {},
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},
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nextTextColor = {
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key = keys.rightBracket,
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holdDown = false,
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modifiers = {
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[keys.shift] = true
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},
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},
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prevTextColor = {
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key = keys.leftBracket,
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holdDown = false,
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modifiers = {
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[keys.shift] = true
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},
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},
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nextBackColor = {
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key = keys.rightBracket,
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holdDown = false,
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modifiers = {},
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},
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prevBackColor = {
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key = keys.leftBracket,
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holdDown = false,
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modifiers = {},
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},
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shiftDotsRight = {
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key = keys.right,
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holdDown = false,
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modifiers = {
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[keys.shift] = true
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}
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},
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shiftDotsLeft = {
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key = keys.left,
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holdDown = false,
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modifiers = {
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[keys.shift] = true
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}
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},
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shiftDotsUp = {
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key = keys.up,
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holdDown = false,
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modifiers = {
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[keys.shift] = true
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}
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},
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shiftDotsDown = {
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key = keys.down,
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holdDown = false,
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modifiers = {
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[keys.shift] = true
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}
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},
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toggleLayerMenu = {
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key = keys.l,
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holdDown = false,
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modifiers = {}
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}
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}
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local checkControl = function(name, forceHoldDown)
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local modlist = {
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keys.ctrl,
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keys.shift,
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keys.alt,
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}
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for i = 1, #modlist do
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if pain.control[name].modifiers[modlist[i]] then
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if not keysDown[modlist[i]] then
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return false
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end
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else
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if keysDown[modlist[i]] then
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return false
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end
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end
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end
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if pain.control[name].key then
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if keysDown[pain.control[name].key] then
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local holdDown = pain.control[name].holdDown
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if forceHoldDown ~= nil then
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holdDown = forceHoldDown
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end
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if holdDown then
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return true
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else
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if not pain.controlHoldCheck[name] then
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pain.controlHoldCheck[name] = true
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return true
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end
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end
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else
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pain.controlHoldCheck[name] = false
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return false
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end
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end
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end
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-- stores the native color palettes, in case the current iteration of ComputerCraft doesn't come with term.nativePaletteColor
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-- if you're using ATOM, feel free to minimize this whole table
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pain.nativePalette = {
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[ 1 ] = {
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0.94117647409439,
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0.94117647409439,
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0.94117647409439,
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},
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[ 2 ] = {
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0.94901961088181,
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0.69803923368454,
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0.20000000298023,
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},
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[ 4 ] = {
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0.89803922176361,
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0.49803921580315,
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0.84705883264542,
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},
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[ 8 ] = {
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0.60000002384186,
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0.69803923368454,
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0.94901961088181,
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},
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[ 16 ] = {
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0.87058824300766,
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0.87058824300766,
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0.42352941632271,
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},
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[ 32 ] = {
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0.49803921580315,
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0.80000001192093,
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0.098039217293262,
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},
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[ 64 ] = {
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0.94901961088181,
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0.69803923368454,
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0.80000001192093,
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},
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[ 128 ] = {
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0.29803922772408,
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0.29803922772408,
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0.29803922772408,
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},
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[ 256 ] = {
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0.60000002384186,
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0.60000002384186,
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0.60000002384186,
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},
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[ 512 ] = {
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0.29803922772408,
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0.60000002384186,
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0.69803923368454,
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},
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[ 1024 ] = {
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0.69803923368454,
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0.40000000596046,
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0.89803922176361,
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},
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[ 2048 ] = {
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0.20000000298023,
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0.40000000596046,
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0.80000001192093,
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},
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[ 4096 ] = {
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0.49803921580315,
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0.40000000596046,
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0.29803922772408,
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},
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[ 8192 ] = {
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0.34117648005486,
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0.65098041296005,
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0.30588236451149,
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},
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[ 16384 ] = {
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0.80000001192093,
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0.29803922772408,
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0.29803922772408,
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},
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[ 32768 ] = {
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0.066666670143604,
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0.066666670143604,
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0.066666670143604,
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}
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}
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local hexColors = "0123456789abcdef"
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-- load Windon't API
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-- if you're using ATOM, feel free to minimize this whole function
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local windont = require "windont"
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windont.default.alwaysRender = false
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local scr_x, scr_y = term.getSize()
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pain.windows.toolPreview = windont.newWindow(1, 1, scr_x, scr_y, {textColor = "-", backColor = "-"})
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pain.windows.mainMenu = windont.newWindow(1, 1, scr_x, scr_y, {textColor = "-", backColor = "-"})
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pain.windows.layerMenu = windont.newWindow(scr_x - 20, 1, 20, scr_y, {textColor = "-", backColor = "-"})
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pain.windows.smallPreview = windont.newWindow(1, 1, scr_x, scr_y, {textColor = "-", backColor = "-"})
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pain.windows.grid = windont.newWindow(1, 1, scr_x, scr_y, {textColor = "-", backColor = "-"})
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local function tableCopy(tbl)
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local output = {}
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for k, v in next, tbl do
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output[k] = type(v) == "table" and tableCopy(v) or v
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end
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return output
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end
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pain.startTimer = function(name, duration)
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if type(duration) ~= "number" then
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error("duration must be number")
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elseif type(name) ~= "string" then
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error("name must be string")
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else
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pain.timers[name] = duration
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end
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end
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pain.cancelTimer = function(name)
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if type(name) ~= "string" then
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error("name must be string")
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else
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pain.timers[name] = nil
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end
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end
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pain.tickTimers = function()
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local done = {}
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for k,v in next, pain.timers do
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pain.timers[k] = v - 1
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if pain.timers[k] <= 0 then
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done[k] = true
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end
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end
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for k,v in next, done do
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pain.timers[k] = nil
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end
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return done
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end
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-- a 'canvas' refers to a single layer only
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-- canvases are also windon't objects, like terminals
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-- stolen from the paintutils API...nwehehehe
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local getDotsInLine = function( startX, startY, endX, endY )
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local out = {}
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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 startX == endX and startY == endY then
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out = {{startX, startY}}
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return out
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end
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local minX = math.min( startX, endX )
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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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out[#out+1] = {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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out[#out+1] = {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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out[#out+1] = {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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return out
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end
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pain.manip.touchDot = function(canvas, x, y)
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for c = 1, 3 do
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canvas.meta.buffer[c][y] = canvas.meta.buffer[c][y] or {}
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for xx = 1, x do
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canvas.meta.buffer[c][y][xx] = canvas.meta.buffer[c][y][xx] or "-"
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end
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end
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return true
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end
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pain.manip.setDot = function(canvas, x, y, char, text, back)
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if pain.manip.touchDot(canvas, x, y) then
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canvas.meta.buffer[1][y][x] = char
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canvas.meta.buffer[2][y][x] = text
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canvas.meta.buffer[3][y][x] = back
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end
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end
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pain.manip.setDotLine = function(canvas, x1, y1, x2, y2, char, text, back)
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local dots = getDotsInLine(x1, y1, x2, y2)
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for i = 1, #dots do
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pain.manip.setDot(canvas, dots[i][1], dots[i][2], char, text, back)
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end
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end
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pain.manip.changePainColor = function(mode, amount, doLoop)
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local cNum = hexColors:find(pain.color[mode])
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local sNum
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if doLoop then
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sNum = ((cNum + amount - 1) % 16) + 1
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else
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sNum = math.min(math.max(cNum + amount, 1), 16)
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end
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pain.color[mode] = hexColors:sub(sNum, sNum)
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end
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pain.manip.shiftDots = function(canvas, xDist, yDist)
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local output = {{}, {}, {}}
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for c = 1, 3 do
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for y,vy in next, canvas.meta.buffer[c] do
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output[c][y + yDist] = {}
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for x,vx in next, vy do
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output[c][y + yDist][x + xDist] = vx
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end
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end
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end
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canvas.meta.buffer = output
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end
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local whitespace = {
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["\009"] = true,
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["\010"] = true,
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["\013"] = true,
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["\032"] = true,
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["\128"] = true
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}
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-- checks if a char/text/back combination should be considered "transparent"
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pain.checkTransparent = function(char, text, back)
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if whitespace[char] then
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return (not back) or (back == "-")
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else
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return ((not back) or (back == "-")) and ((not text) or (text == "-") )
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end
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end
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-- checks if a certain x,y position on the canvas exists
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pain.checkDot = function(canvas, x, y)
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if paint.manip.touchDot(canvas, x, y) then
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if canvas[1][y][x] then
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return canvas[1][y][x], canvas[2][y][x], canvas[3][y][x]
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end
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end
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end
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local tools = {}
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tools.pencil = {
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run = function(canvas, initEvent, toolInfo)
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local mx, my, evt = initEvent[3], initEvent[4]
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local oldX, oldY
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local mode = initEvent[2] -- 1 = draw, 2 = erase
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if keysDown[keys.shift] then
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return tools.line.run(canvas, initEvent, toolInfo)
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else
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local setDot = function()
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pain.manip.setDotLine(
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canvas,
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oldX or (mx - (canvas.meta.x - 1)),
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oldY or (my - (canvas.meta.y - 1)),
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mx - (canvas.meta.x - 1),
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my - (canvas.meta.y - 1),
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mode == 1 and pain.color.char or nil, -- " ",
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mode == 1 and pain.color.text or nil, -- "-",
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mode == 1 and pain.color.back or nil -- "-"
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)
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end
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while miceDown[mode] do
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evt = {os.pullEvent()}
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if evt[1] == "mouse_click" or evt[1] == "mouse_drag" then
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oldX, oldY = mx - (canvas.meta.x - 1), my - (canvas.meta.y - 1)
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mx, my = evt[3], evt[4]
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setDot()
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elseif evt[1] == "refresh" then
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oldX, oldY = mx - (canvas.meta.x - 1), my - (canvas.meta.y - 1)
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setDot()
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end
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end
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end
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end,
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options = {}
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}
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tools.line = {
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run = function(canvas, initEvent, toolInfo)
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local mx, my, evt = initEvent[3], initEvent[4]
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local initX, initY
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local oldX, oldY
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local mode = initEvent[2] -- 1 = draw, 2 = erase
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local setDot = function(sCanvas)
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if initX and initY then
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pain.manip.setDotLine(
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sCanvas,
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initX,
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initY,
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mx - (canvas.meta.x - 1),
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my - (canvas.meta.y - 1),
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mode == 1 and pain.color.char or nil, --" ",
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mode == 1 and pain.color.text or nil, -- "-",
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mode == 1 and pain.color.back or nil -- "-"
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)
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end
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end
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toolInfo.showToolPreview = true
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while miceDown[mode] do
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evt = {os.pullEvent()}
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if evt[1] == "mouse_click" or evt[1] == "mouse_drag" then
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oldX, oldY = mx - (canvas.meta.x - 1), my - (canvas.meta.y - 1)
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mx, my = evt[3], evt[4]
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if not (initX and initY) then
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initX = mx - (canvas.meta.x - 1)
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initY = my - (canvas.meta.y - 1)
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end
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setDot(pain.windows.toolPreview)
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elseif evt[1] == "mouse_up" then
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setDot(canvas)
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elseif evt[1] == "refresh" then
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oldX, oldY = mx - (canvas.meta.x - 1), my - (canvas.meta.y - 1)
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setDot(pain.windows.toolPreview)
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end
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end
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end,
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options = {}
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}
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local genPalette = function()
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local palette = {}
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for i = 0, 15 do
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palette[2^i] = pain.nativePalettes[2^i]
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end
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return palette
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end
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local newCanvas = function()
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local canvas = windont.newWindow(1, 1, 1, 1, {textColor = "-", backColor = "-"})
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canvas.meta.x = 1
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canvas.meta.y = 1
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return canvas
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end
|
|
|
|
local getGridFromPos = function(x, y, scrollX, scrollY)
|
|
local grid
|
|
if (x >= 0 and y >= 0) then
|
|
grid = {
|
|
"$$..%%..%%..%%..",
|
|
"$$..%%..%%..%%..",
|
|
"$$..%%..%%..%%..",
|
|
"..$$..%%..%%..$$",
|
|
"..$$..%%..%%..$$",
|
|
"..$$..%%..%%..$$",
|
|
"%%..$$..%%..$$..",
|
|
"%%..$$..%%..$$..",
|
|
"%%..$$..%%..$$..",
|
|
"..%%..$$..$$..%%",
|
|
"..%%..$$..$$..%%",
|
|
"..%%..$$..$$..%%",
|
|
"%%..%%..$$..%%..",
|
|
"%%..%%..$$..%%..",
|
|
"%%..%%..$$..%%..",
|
|
"..%%..$$..$$..%%",
|
|
"..%%..$$..$$..%%",
|
|
"..%%..$$..$$..%%",
|
|
"%%..$$..%%..$$..",
|
|
"%%..$$..%%..$$..",
|
|
"%%..$$..%%..$$..",
|
|
"..$$..%%..%%..$$",
|
|
"..$$..%%..%%..$$",
|
|
"..$$..%%..%%..$$",
|
|
}
|
|
else
|
|
if (x < 0 and y >= 0) then
|
|
-- too far to the left, but not too far up
|
|
grid = {
|
|
"GO#RIGHT#",
|
|
"#---\16####",
|
|
"##---\16###",
|
|
"###---\16##",
|
|
"####---\16#",
|
|
"###---\16##",
|
|
"##---\16###",
|
|
"#---\16####",
|
|
}
|
|
elseif (x >= 0 and y < 0) then
|
|
-- too far up, but not too far to the left
|
|
grid = {
|
|
"#GO##DOWN#",
|
|
"#|#######|",
|
|
"#||#####||",
|
|
"#\31||###||\31",
|
|
"##\31||#||\31#",
|
|
"###\31|||\31##",
|
|
"####\31|\31###",
|
|
"#####\31####",
|
|
"##########",
|
|
}
|
|
else
|
|
grid = {
|
|
"\\##\\",
|
|
"\\\\##",
|
|
"#\\\\#",
|
|
"##\\\\",
|
|
}
|
|
end
|
|
end
|
|
local xx = (x % #grid[1]) + 1
|
|
return grid[(y % #grid) + 1]:sub(xx, xx), "7", "f"
|
|
end
|
|
|
|
local drawGrid = function(canvas)
|
|
local xx
|
|
for y = 1, pain.windows.grid.meta.height do
|
|
for x = 1, pain.windows.grid.meta.width do
|
|
pain.windows.grid.meta.buffer[1][y][x], pain.windows.grid.meta.buffer[2][y][x], pain.windows.grid.meta.buffer[3][y][x] = getGridFromPos(x - canvas.meta.x, y - canvas.meta.y)
|
|
end
|
|
end
|
|
end
|
|
|
|
local copyCanvasBuffer = function(buffer, x1, y1, x2, y2)
|
|
local output = {{}, {}, {}}
|
|
for c = 1, 3 do
|
|
for y = y1, y2 do
|
|
output[c][y] = {}
|
|
if buffer[c][y] then
|
|
for x = x1, x2 do
|
|
output[c][y][x] = buffer[c][y][x]
|
|
end
|
|
end
|
|
end
|
|
end
|
|
return output
|
|
end
|
|
|
|
local main = function()
|
|
local render = function(canvasList)
|
|
drawGrid(canvasList[1])
|
|
local rList = {
|
|
-- pain.windows.mainMenu,
|
|
-- pain.windows.layerMenu,
|
|
-- pain.windows.smallPreview,
|
|
pain.windows.toolPreview,
|
|
}
|
|
for i = 1, #canvasList do
|
|
rList[#rList + 1] = canvasList[i]
|
|
end
|
|
rList[#rList + 1] = pain.windows.grid
|
|
windont.render(
|
|
{baseTerm = term.current()},
|
|
table.unpack(rList)
|
|
)
|
|
end
|
|
local canvas, evt
|
|
local tCompleted = {}
|
|
local mainTimer = os.startTimer(0.05)
|
|
local resumeTimer = os.startTimer(0.05)
|
|
|
|
pain.startTimer("render", 0.05)
|
|
|
|
-- initialize first layer
|
|
pain.image[1] = newCanvas()
|
|
|
|
local cTool = {
|
|
name = "pencil",
|
|
lastEvent = nil,
|
|
active = false,
|
|
coroutine = nil,
|
|
doRender = false, -- if true after resuming the coroutine, renders directly after resuming
|
|
showToolPreview = false -- if true, will render the tool preview INSTEAD of the current canvas
|
|
}
|
|
|
|
local resume = function(newEvent)
|
|
if cTool.coroutine then
|
|
if (cTool.lastEvent == (newEvent or evt[1])) or (not cTool.lastEvent) then
|
|
cTool.doQuickResume = false
|
|
if cTool.showToolPreview then
|
|
pain.windows.toolPreview.meta.buffer = copyCanvasBuffer(
|
|
canvas.meta.buffer,
|
|
-canvas.meta.x,
|
|
-canvas.meta.y,
|
|
-canvas.meta.x + scr_x + 1,
|
|
-canvas.meta.y + scr_y + 1
|
|
)
|
|
pain.windows.toolPreview.meta.x = canvas.meta.x
|
|
pain.windows.toolPreview.meta.y = canvas.meta.y
|
|
pain.windows.toolPreview.meta.width = canvas.meta.width
|
|
pain.windows.toolPreview.meta.height = canvas.meta.height
|
|
end
|
|
cTool.active, cTool.lastEvent = coroutine.resume(cTool.coroutine, table.unpack(newEvent or evt))
|
|
end
|
|
if checkControl("cancelTool") then
|
|
cTool.active = false
|
|
end
|
|
if (not cTool.active) or coroutine.status(cTool.coroutine) == "dead" then
|
|
cTool.active = false
|
|
end
|
|
if not cTool.active then
|
|
if type(cTool.lastEvent) == "string" then
|
|
if cTool.lastEvent:sub(1,4) == "ERR:" then
|
|
error(cTool.lastEvent:sub(5))
|
|
end
|
|
end
|
|
cTool.coroutine = nil
|
|
cTool.lastEvent = nil
|
|
cTool.showToolPreview = false
|
|
pain.windows.toolPreview.clear()
|
|
end
|
|
if cTool.doRender then
|
|
render({canvas})
|
|
cTool.doRender = false
|
|
end
|
|
end
|
|
end
|
|
|
|
while pain.running do
|
|
|
|
evt = {os.pullEvent()}
|
|
|
|
|
|
if evt[1] == "timer" and evt[2] == mainTimer then
|
|
mainTimer = os.startTimer(0.05)
|
|
tCompleted = pain.tickTimers() -- get list of completed pain timers
|
|
canvas = pain.image[pain.layer] -- 'canvas' is a term object, you smarmy cunt
|
|
for k,v in next, keysDown do keysDown[k] = v + 1 end
|
|
|
|
local singleScroll = checkControl("singleScroll")
|
|
|
|
if checkControl("quit") then -- why did I call myself a cunt
|
|
pain.running = false
|
|
end
|
|
|
|
if checkControl("scrollRight", not singleScroll) then
|
|
canvas.meta.x = canvas.meta.x - 1
|
|
end
|
|
|
|
if checkControl("scrollLeft", not singleScroll) then
|
|
canvas.meta.x = canvas.meta.x + 1
|
|
end
|
|
|
|
if checkControl("scrollDown", not singleScroll) then
|
|
canvas.meta.y = canvas.meta.y - 1
|
|
end
|
|
|
|
if checkControl("scrollUp", not singleScroll) then
|
|
canvas.meta.y = canvas.meta.y + 1
|
|
end
|
|
|
|
if checkControl("shiftDotsRight") then
|
|
pain.manip.shiftDots(canvas, 1, 0)
|
|
end
|
|
|
|
if checkControl("shiftDotsLeft") then
|
|
pain.manip.shiftDots(canvas, -1, 0)
|
|
end
|
|
|
|
if checkControl("shiftDotsUp") then
|
|
pain.manip.shiftDots(canvas, 0, -1)
|
|
end
|
|
|
|
if checkControl("shiftDotsDown") then
|
|
pain.manip.shiftDots(canvas, 0, 1)
|
|
end
|
|
|
|
if checkControl("resetScroll") then
|
|
canvas.meta.x = 1
|
|
canvas.meta.y = 1
|
|
end
|
|
|
|
if checkControl("nextTextColor") then
|
|
pain.manip.changePainColor("text", 1, false)
|
|
end
|
|
|
|
if checkControl("nextBackColor") then
|
|
pain.manip.changePainColor("back", 1, false)
|
|
end
|
|
|
|
if checkControl("prevTextColor") then
|
|
pain.manip.changePainColor("text", -1, false)
|
|
end
|
|
|
|
if checkControl("prevBackColor") then
|
|
pain.manip.changePainColor("back", -1, false)
|
|
end
|
|
|
|
resume({"refresh"})
|
|
|
|
if tCompleted.render then
|
|
pain.startTimer("render", 0.05)
|
|
render({cTool.showToolPreview and pain.windows.toolPreview or canvas})
|
|
end
|
|
|
|
else
|
|
|
|
if evt[1] == "term_resize" then
|
|
scr_x, scr_y = term.getSize()
|
|
elseif evt[1] == "key" or evt[1] == "key_up" then
|
|
if evt[1] == "key" then
|
|
if not evt[3] then
|
|
keysDown[evt[2]] = 0
|
|
end
|
|
elseif evt[1] == "key_up" then
|
|
keysDown[evt[2]] = nil
|
|
end
|
|
keysDown[keys.ctrl] = keysDown[keys.leftCtrl] or keysDown[keys.rightCtrl]
|
|
keysDown[keys.shift] = keysDown[keys.leftShift] or keysDown[keys.rightShift]
|
|
keysDown[keys.alt] = keysDown[keys.leftAlt] or keysDown[keys.rightAlt]
|
|
elseif evt[1] == "mouse_up" then
|
|
miceDown[evt[2]] = nil
|
|
elseif (evt[1] == "mouse_click" or evt[1] == "mouse_drag") then
|
|
miceDown[evt[2]] = {evt[3], evt[4]}
|
|
if evt[1] == "mouse_click" then
|
|
if not cTool.active then
|
|
cTool.coroutine = coroutine.create(function(...)
|
|
local result, message = pcall(tools[cTool.name].run, ...)
|
|
if not result then
|
|
error("ERR:" .. message, 2)
|
|
end
|
|
end)
|
|
cTool.active = coroutine.resume(cTool.coroutine, canvas, evt, cTool)
|
|
end
|
|
end
|
|
end
|
|
|
|
resume()
|
|
|
|
end
|
|
|
|
end
|
|
|
|
term.setCursorPos(1, scr_y)
|
|
term.clearLine()
|
|
|
|
end
|
|
|
|
main()
|