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added option to use em units for min and max font #3

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added option to use em units for min and max font #3

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03fcf0c
added option to use em units for min and max font
Aug 23, 2013
8ba065e
refactored to use less if statements and avoid duplication of code
Aug 23, 2013
0aa7dd7
test revert
kevcenteno Feb 10, 2015
0292de5
Merge pull request #1 from kevcenteno/something
kevcenteno Feb 10, 2015
08c127a
Revert "test revert"
kevcenteno Feb 10, 2015
680a0df
Merge pull request #2 from kevcenteno/revert-1-something
kevcenteno Feb 10, 2015
9771c45
holler
kevcenteno Feb 10, 2015
2f9d8d5
at
kevcenteno Feb 10, 2015
393653e
your
kevcenteno Feb 10, 2015
dfeaa57
Merge pull request #3 from kevcenteno/test
kevcenteno Feb 10, 2015
383704d
Revert "Test"
kevcenteno Feb 10, 2015
0282ac1
Merge pull request #4 from kevcenteno/revert-3-test
kevcenteno Feb 10, 2015
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26 changes: 17 additions & 9 deletions flowtype.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,22 +23,30 @@
maxFont : 9999,
minFont : 1,
fontRatio : 35,
lineRatio : 1.45
lineRatio : 1.45,
useEm: false
}, options),

// Do the magic math
// =================
changes = function(el) {
var $el = $(el),
elw = $el.width(),
width = elw > settings.maximum ? settings.maximum : elw < settings.minimum ? settings.minimum : elw,
fontBase = width / settings.fontRatio,
fontSize = fontBase > settings.maxFont ? settings.maxFont : fontBase < settings.minFont ? settings.minFont : fontBase;
unit = 'px',
elw = $el.width();

$el.css({
'font-size' : fontSize + 'px',
'line-height' : fontSize * settings.lineRatio + 'px'
});
if (settings.useEm) {
unit = 'em';
elw = elw / parseFloat($('body').css('font-size'));
}

var width = elw > settings.maximum ? settings.maximum : elw < settings.minimum ? settings.minimum : elw,
fontBase = width / settings.fontRatio,
fontSize = fontBase > settings.maxFont ? settings.maxFont : fontBase < settings.minFont ? settings.minFont : fontBase;

$el.css({
'font-size' : fontSize + unit,
'line-height' : settings.useEm ? settings.lineRatio + unit : fontSize * settings.lineRatio + unit
});
};

// Make the magic visible
Expand Down