Created
April 29, 2013 15:21
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Garry's mod Lua - drawing multiline text.
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| local currentY = 50; -- the first line of text will be at Y coordinate 50 | |
| local textX = 50; -- what X coordinate will the text be drawn from | |
| local maxWidth = 500; -- maximal width of the text, if the text exceeds this size then it'll be broken into another line(s) | |
| surface.SetFont("SomeFontYouUse") | |
| surface.SetTextColor(Color(255,255,255)) | |
| local function breakIntoLines(text, mWidth) | |
| local wordsBuffer = {} | |
| local lines = {} | |
| for word in string.gmatch(text, " ") do -- iterate over words | |
| local w, h = surface.GetTextSize(text) | |
| if (w > mWidth) then | |
| table.insert(lines, table.concat(wordsBuffer, " ")) | |
| wordsBuffer = "" | |
| else | |
| table.insert(wordsBuffer, word) | |
| end | |
| end | |
| if (#wordsBuffer > 0) then | |
| table.insert(lines, table.concat(wordsBuffer, " ")) | |
| end | |
| return lines | |
| end | |
| local chatLines = {} | |
| for textLine in string.gmatch(textToDraw, "\n") do | |
| for brokenLine in pairs(breakIntoLines(textLine, maxWidth)) do | |
| table.insert(chatLines, brokenLine) | |
| end | |
| end | |
| for textLine in pairs(chatLines) do | |
| local textLineWidth, textLineHeight = surface.GetTextSize(textLine) | |
| surface.SetTextPos(textX, currentY) | |
| surface.DrawText(textLine) | |
| currentY = currentY + textLineHeight | |
| end |
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Very useful. Updated and slightly modified version on my GitHub (11/05/19)
https://gist.github.com/Phoenix1123/95863a1a903f7d50ec68a2e86e34d5c7