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Add a helper function to calculate weight display string

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Add a helper function to unify the calculation of the
weight display string, instead of having the same calculation
in two places in the code.

Signed-off-by: Benjamin Fogel <nystire@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Benjamin 2013-10-04 21:39:33 +03:00 • committed by Dirk Hohndel
parent f63605e02e
commit ae713763c7
4 changed files with 27 additions and 17 deletions
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18
qthelper.cpp
View file

@ -76,3 +76,21 @@ void DiveComputerList::rmDC(QString m, uint32_t d)
const DiveComputerNode *existNode = this->getExact(m, d);
dcMap.remove(m, *existNode);
}
QString weight_string(int weight_in_grams)
{
QString str;
if (get_units()->weight == units::KG) {
int gr = weight_in_grams % 1000;
int kg = weight_in_grams / 1000;
if (kg >= 20.0) {
str = QString("0");
} else {
str = QString("%1.%2").arg(kg).arg((unsigned)(gr) / 100);
}
} else {
double lbs = grams_to_lbs(weight_in_grams);
str = QString("%1").arg(lbs, 0, 'f', lbs >= 40.0 ? 0 : 1 );
}
return (str);
}