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| local p = {} | | local p = {} |
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| local g = require("Module:Common")
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|
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| function p.calcSpriteSheetPos(index, spriteSize, sheetSize)
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| local iconsOnRow = sheetSize / spriteSize
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| return {
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| top = -math.floor(index / iconsOnRow) * spriteSize,
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| left = -math.mod(index, iconsOnRow) * spriteSize
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| }
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| end
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| function p.makeSprite(image, index, spriteSize, sheetSize, link, title, align)
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| local output = "<span style=\"position: relative; height: "
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| output = output .. spriteSize .. "px; width: "
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| output = output .. spriteSize .. "px; overflow: hidden; display: inline-block; vertical-align: "
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| output = output .. (align or "middle") .. ";\"><span style=\"position: absolute; height: "
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| output = output .. sheetSize .. "px; width: " .. sheetSize .. "px;"
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| local spritePos = p.calcSpriteSheetPos(index, spriteSize, sheetSize)
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| if spritePos.top ~= 0 then
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| output = output .. "top: " .. spritePos.top .. "px;"
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| end
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| output = output .. "left: " .. spritePos.left .. "px;\">[[File:" .. image
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| if g.isGiven(link) then
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| output = output .. "|link=" .. link
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| end
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| if g.isGiven(title) then
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| output = output .. "|" .. title
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| end
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| output = output .. "]]</span></span>"
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| return output
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| end
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| function p.main(frame)
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| local frame, args = g.getFrameAndArgs(frame)
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| if not (g.isGiven(args.pos) and tonumber(args.pos)) then
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| args.pos = 1
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| end
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| if not (g.isGiven(args.size) and tonumber(args.size)) then
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| args.size = 16
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| end
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| if not (g.isGiven(args.sheetsize) and tonumber(args.sheetsize)) then
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| args.sheetsize = 256
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| end
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| return p.makeSprite(args.image, tonumber(args.pos) - 1, args.size,
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| args.sheetsize, args.link, args.title, args.align)
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| end
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| return p
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