ba29ceb3eb
Reworked the graphic object The goal is to create a object people can use for drawing stuff while the program is running. It has to be done programatically - Added bimg lib (simple one) to make it easier for me to work with bimg - Small bugfix when using mouseclick/mouseup events
113 lines
3.1 KiB
Lua
113 lines
3.1 KiB
Lua
local sub,rep = string.sub,string.rep
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return function()
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local w, h = 0,0
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local t,fg,bg = {}, {}, {}
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local x, y = 1,1
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local function recalculateSize()
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for y=1,h do
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if(t[y]==nil)then
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t[y] = rep(" ", w)
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else
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t[y] = t[y]..rep(" ", w-#t[y])
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end
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if(fg[y]==nil)then
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fg[y] = rep("0", w)
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else
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fg[y] = fg[y]..rep("0", w-#fg[y])
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end
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if(bg[y]==nil)then
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bg[y] = rep("f", w)
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else
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bg[y] = bg[y]..rep("f", w-#bg[y])
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end
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end
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end
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local addText = function(text, _x, _y)
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x = _x or x
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y = _y or y
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if(t[y]==nil)then
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t[y] = rep(" ", x-1)..text..rep(" ", w-(#text+x))
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else
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t[y] = sub(t[y], 1, x-1)..rep(" ", x-#t[y])..text..sub(t[y], x+#text, w)
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end
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if(#t[y]>w)then w = #t[y] end
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if(y > h)then h = y end
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recalculateSize()
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end
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local addBg = function(b, _x, _y)
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x = _x or x
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y = _y or y
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if(bg[y]==nil)then
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bg[y] = rep("f", x-1)..b..rep("f", w-(#b+x))
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else
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bg[y] = sub(bg[y], 1, x-1)..rep("f", x-#bg[y])..b..sub(bg[y], x+#b, w)
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end
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if(#bg[y]>w)then w = #bg[y] end
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if(y > h)then h = y end
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recalculateSize()
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end
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local addFg = function(f, _x, _y)
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x = _x or x
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y = _y or y
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if(fg[y]==nil)then
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fg[y] = rep("0", x-1)..f..rep("0", w-(#f+x))
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else
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fg[y] = sub(fg[y], 1, x-1)..rep("0", x-#fg[y])..f..sub(fg[y], x+#f, w)
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end
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if(#fg[y]>w)then w = #fg[y] end
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if(y > h)then h = y end
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recalculateSize()
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end
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local public = {
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blit = function(text, fgCol, bgCol, x, y)
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addText(text, x, y)
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addFg(fgCol, x, y)
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addBg(bgCol, x, y)
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end,
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text = addText,
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fg = addFg,
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bg = addBg,
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getSize = function()
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return w, h
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end,
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setSize = function(_w, _h)
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local nt,nfg,nbg = {}, {}, {}
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for _y=1,_h do
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if(t[_y]~=nil)then
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nt[_y] = sub(t[_y], 1, _w)..rep(" ", _w - w)
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else
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nt[_y] = rep(" ", _w)
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end
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if(fg[_y]~=nil)then
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nfg[_y] = sub(fg[_y], 1, _w)..rep("0", _w - w)
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else
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nfg[_y] = rep("0", _w)
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end
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if(bg[_y]~=nil)then
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nbg[_y] = sub(bg[_y], 1, _w)..rep("f", _w - w)
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else
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nbg[_y] = rep("f", _w)
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end
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end
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t, fg, bg = nt, nfg, nbg
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w, h = _w, _h
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end,
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getBimgData = function()
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local data = {}
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for k,v in pairs(t)do
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data[k] = {t[k], fg[k], bg[k]}
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end
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return {[1]=data,creator="Basalt Graphic 1.0",version="1.0.0"}
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end
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}
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return public
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end |