mirror of
https://github.com/LDDestroier/CC/
synced 2024-11-05 01:26:20 +00:00
316 lines
6.8 KiB
Lua
316 lines
6.8 KiB
Lua
-- pain2
|
|
|
|
local scr_x, scr_y = term.getSize()
|
|
local mx, my = scr_x/2, scr_y/2
|
|
local keysDown = {}
|
|
local miceDown = {}
|
|
|
|
-- debug renderer is slower, but the normal one isn't functional yet
|
|
local useDebugRenderer = true
|
|
|
|
local canvas = {
|
|
{{},{},{}}
|
|
}
|
|
local frame = 1
|
|
local dot = 1
|
|
|
|
local pain = {
|
|
screenWidth = scr_x,
|
|
screenHeight = scr_y,
|
|
scrollX = 0,
|
|
scrollY = 0,
|
|
doRender = true,
|
|
dots = {
|
|
[0] = {
|
|
" ",
|
|
" ",
|
|
" "
|
|
},
|
|
[1] = {
|
|
" ",
|
|
"f",
|
|
"0"
|
|
},
|
|
[2] = {
|
|
" ",
|
|
"f",
|
|
"e"
|
|
},
|
|
},
|
|
tool = "pencil"
|
|
}
|
|
|
|
local control = {
|
|
scrollUp = keys.up, -- decrease scrollY
|
|
scrollDown = keys.down, -- increase scrollY
|
|
scrollLeft = keys.left, -- decrease scrollX
|
|
scrollRight = keys.right, -- increase scrollX
|
|
moveMod = keys.leftShift, -- hold to move image instead of scrolling
|
|
creepMod = keys.leftAlt, -- hold to only scroll/move one dot at a time
|
|
toolSelect = keys.leftShift -- hold and push specific buttons to quick select tool
|
|
}
|
|
|
|
-- converts hex colors to colors api, and back
|
|
local to_colors, to_blit = {
|
|
[' '] = 0,
|
|
['0'] = 1,
|
|
['1'] = 2,
|
|
['2'] = 4,
|
|
['3'] = 8,
|
|
['4'] = 16,
|
|
['5'] = 32,
|
|
['6'] = 64,
|
|
['7'] = 128,
|
|
['8'] = 256,
|
|
['9'] = 512,
|
|
['a'] = 1024,
|
|
['b'] = 2048,
|
|
['c'] = 4096,
|
|
['d'] = 8192,
|
|
['e'] = 16384,
|
|
['f'] = 32768,
|
|
}, {}
|
|
for k,v in pairs(to_colors) do
|
|
to_blit[v] = k
|
|
end
|
|
|
|
-- takes two coordinates, and returns every point between the two
|
|
local getDotsInLine = function( startX, startY, endX, endY )
|
|
local out = {}
|
|
startX = math.floor(startX)
|
|
startY = math.floor(startY)
|
|
endX = math.floor(endX)
|
|
endY = math.floor(endY)
|
|
if startX == endX and startY == endY then
|
|
out = {{x=startX,y=startY}}
|
|
return out
|
|
end
|
|
local minX = math.min( startX, endX )
|
|
if minX == startX then
|
|
minY = startY
|
|
maxX = endX
|
|
maxY = endY
|
|
else
|
|
minY = endY
|
|
maxX = startX
|
|
maxY = startY
|
|
end
|
|
local xDiff = maxX - minX
|
|
local yDiff = maxY - minY
|
|
if xDiff > math.abs(yDiff) then
|
|
local y = minY
|
|
local dy = yDiff / xDiff
|
|
for x=minX,maxX do
|
|
out[#out+1] = {x=x,y=math.floor(y+0.5)}
|
|
y = y + dy
|
|
end
|
|
else
|
|
local x = minX
|
|
local dx = xDiff / yDiff
|
|
if maxY >= minY then
|
|
for y=minY,maxY do
|
|
out[#out+1] = {x=math.floor(x+0.5),y=y}
|
|
x = x + dx
|
|
end
|
|
else
|
|
for y=minY,maxY,-1 do
|
|
out[#out+1] = {x=math.floor(x+0.5),y=y}
|
|
x = x - dx
|
|
end
|
|
end
|
|
end
|
|
return out
|
|
end
|
|
|
|
-- places a dot on the canvas, predictably enough
|
|
local placeDot = function(x, y, frame, dot)
|
|
if not canvas[frame][1][y] then
|
|
canvas[frame][1][y] = {}
|
|
canvas[frame][2][y] = {}
|
|
canvas[frame][3][y] = {}
|
|
end
|
|
canvas[frame][1][y][x] = dot[1]
|
|
canvas[frame][2][y][x] = dot[2]
|
|
canvas[frame][3][y][x] = dot[3]
|
|
end
|
|
|
|
-- used for tools that involve dragging
|
|
local dragPos = {}
|
|
|
|
-- every tool at your disposal
|
|
local tools = {
|
|
pencil = function(arg)
|
|
if arg.event == "mouse_click" then
|
|
if arg.button == 1 then
|
|
placeDot(arg.sx, arg.sy, frame, arg.dot)
|
|
elseif arg.button == 2 then
|
|
placeDot(arg.sx, arg.sy, frame, {" "," "," "})
|
|
end
|
|
dragPos = {arg.sx, arg.sy}
|
|
else
|
|
if #dragPos == 0 then
|
|
dragPos = {arg.sx, arg.sy}
|
|
end
|
|
local poses = getDotsInLine(arg.sx, arg.sy, dragPos[1], dragPos[2])
|
|
for i = 1, #poses do
|
|
if arg.button == 1 then
|
|
placeDot(poses[i].x, poses[i].y, frame, arg.dot)
|
|
elseif arg.button == 2 then
|
|
placeDot(poses[i].x, poses[i].y, frame, {" "," "," "})
|
|
end
|
|
end
|
|
dragPos = {arg.sx, arg.sy}
|
|
end
|
|
end,
|
|
text = function(arg)
|
|
term.setCursorPos(arg.x, arg.y)
|
|
term.setTextColor(to_colors[arg.dot[2]])
|
|
term.setBackgroundColor(to_colors[arg.dot[3]])
|
|
local text = read()
|
|
-- re-render every keypress, requires custom read function
|
|
for i = 1, #text do
|
|
placeDot(arg.sx + i - 1, arg.sy, frame, {text:sub(i,i), dot[2], dot[3]})
|
|
end
|
|
end
|
|
}
|
|
|
|
local render = function(x, y, width, height)
|
|
local buffer = {{},{},{}}
|
|
local cx, cy
|
|
-- see, it wouldn't do if I just individually set the cursor position for every dot
|
|
if useDebugRenderer then
|
|
|
|
term.clear()
|
|
local cx, cy
|
|
for yy, line in pairs(canvas[frame][1]) do
|
|
for xx, dot in pairs(canvas[frame][1][yy]) do
|
|
cx = xx - pain.scrollX
|
|
cy = yy - pain.scrollY
|
|
if cx >= x and cx <= (x + width - 1) and cy >= y and cy <= (x + width - 1) then
|
|
term.setCursorPos(cx, cy)
|
|
term.blit(
|
|
canvas[frame][1][yy][xx],
|
|
canvas[frame][2][yy][xx],
|
|
canvas[frame][3][yy][xx]
|
|
)
|
|
end
|
|
end
|
|
end
|
|
|
|
else
|
|
|
|
for yy = y, height do
|
|
buffer[1][yy] = ""
|
|
buffer[2][yy] = ""
|
|
buffer[3][yy] = ""
|
|
for xx = x, width do
|
|
cx = xx - pain.scrollX
|
|
cy = yy - pain.scrollY
|
|
for c = 1, 3 do
|
|
buffer[c][yy] = buffer[c][yy] .. canvas[frame][c][cy]:sub(cx,cx)
|
|
end
|
|
end
|
|
end
|
|
for yy = 0, height - 1 do
|
|
for xx = 0, width - 1 do
|
|
term.setCursorPos(x + xx, y + yy)
|
|
term.blit(buffer[1][yy+1], buffer[2][yy+1], buffer[3][yy+1])
|
|
end
|
|
end
|
|
|
|
end
|
|
end
|
|
|
|
local tryTool = function()
|
|
for butt = 1, 3 do
|
|
if miceDown[butt] and tools[pain.tool] then
|
|
tools[pain.tool]({
|
|
x = miceDown[butt][1],
|
|
y = miceDown[butt][2],
|
|
sx = miceDown[butt][1] + pain.scrollX,
|
|
sy = miceDown[butt][2] + pain.scrollY,
|
|
dot = pain.dots[dot],
|
|
button = butt,
|
|
event = miceDown[butt][3]
|
|
})
|
|
break
|
|
end
|
|
end
|
|
end
|
|
|
|
getInput = function()
|
|
local evt
|
|
while true do
|
|
evt = {os.pullEvent()}
|
|
if evt[1] == "mouse_click" or evt[1] == "mouse_drag" then
|
|
miceDown[evt[2]] = {evt[3], evt[4], evt[1]}
|
|
elseif evt[1] == "key" then
|
|
keysDown[evt[2]] = true
|
|
elseif evt[1] == "mouse_up" then
|
|
miceDown[evt[2]] = false
|
|
elseif evt[1] == "key_up" then
|
|
keysDown[evt[2]] = false
|
|
end
|
|
tryTool()
|
|
end
|
|
end
|
|
|
|
-- executes everything that doesn't run asynchronously
|
|
main = function()
|
|
while true do
|
|
|
|
render(1, 1, scr_x, scr_y)
|
|
|
|
-- handle scrolling
|
|
if keysDown[control.scrollLeft] then
|
|
pain.scrollX = pain.scrollX - 1
|
|
end
|
|
if keysDown[control.scrollRight] then
|
|
pain.scrollX = pain.scrollX + 1
|
|
end
|
|
if keysDown[control.scrollUp] then
|
|
pain.scrollY = pain.scrollY - 1
|
|
end
|
|
if keysDown[control.scrollDown] then
|
|
pain.scrollY = pain.scrollY + 1
|
|
end
|
|
|
|
if keysDown[control.toolSelect] then
|
|
-- dot palette selection
|
|
if keysDown[keys.one] then
|
|
dot = 1
|
|
elseif keysDown[keys.two] then
|
|
dot = 2
|
|
elseif keysDown[keys.three] then
|
|
dot = 3
|
|
elseif keysDown[keys.four] then
|
|
dot = 4
|
|
elseif keysDown[keys.five] then
|
|
dot = 5
|
|
elseif keysDown[keys.six] then
|
|
dot = 6
|
|
elseif keysDown[keys.seven] then
|
|
dot = 7
|
|
elseif keysDown[keys.eight] then
|
|
dot = 8
|
|
elseif keysDown[keys.nine] then
|
|
dot = 9
|
|
elseif keysDown[keys.zero] then
|
|
dot = 0
|
|
end
|
|
-- tool selection
|
|
if keysDown[keys.p] then
|
|
pain.tool = "pencil"
|
|
elseif keysDown[keys.t] then
|
|
pain.tool = "text"
|
|
end
|
|
end
|
|
|
|
sleep(0.05)
|
|
end
|
|
end
|
|
|
|
term.clear()
|
|
|
|
parallel.waitForAny( main, getInput )
|