Module:Color contrast: Difference between revisions
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(add shorthand) |
(refactor to allow this to be called from another module) |
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| Line 120: | Line 120: | ||
-- failure, return blank |
-- failure, return blank |
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return '' |
return '' |
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end |
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local function colors2ratio(c1,c2) |
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local v1 = color2lum(c1) |
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local v2 = color2lum(c2) |
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| ⚫ | |||
| ⚫ | |||
else |
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return '' |
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end |
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end |
end |
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| Line 127: | Line 137: | ||
function p.ratio(frame) |
function p.ratio(frame) |
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local r = colors2ratio( |
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frame.args[1] or frame:getParent().args[1], |
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| ⚫ | |||
) |
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if (r ~= '') then |
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return r |
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else |
else |
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return frame.args['error'] or frame:getParent().args['error'] or '?' |
return frame.args['error'] or frame:getParent().args['error'] or '?' |
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