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divesummary: fix potential division by zero

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[Dirk Hohndel: extracted from a larger commit from Jan]

Signed-off-by: jan Iversen <jan@casacondor.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
jan Iversen 2020-01-30 10:45:55 +01:00 committed by Dirk Hohndel
parent a65ec77263
commit 9452a78b1d
1 changed files with 7 additions and 2 deletions
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9
backend-shared/divesummary.cpp
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@ -175,9 +175,14 @@ void diveSummary::buildStringList(int inx)
unitText = (qPrefUnits::volume() == units::LITER) ? " l/min" : " cuft/min";
diveSummaryText[18+inx] = volumeString(sacMin[inx]) + unitText;
diveSummaryText[20+inx] = volumeString(sacMax[inx]) + unitText;
// finally the weighted average
long avgSac = totalSacVolume[inx] / totalSACTime[inx];
diveSummaryText[22+inx] = volumeString(avgSac) + unitText;
if (totalSACTime[inx]) {
long avgSac = totalSacVolume[inx] / totalSACTime[inx];
diveSummaryText[22+inx] = volumeString(avgSac) + unitText;
} else {
diveSummaryText[22+inx] = QObject::tr("no dives");
}
// Diveplan(s)
diveSummaryText[24+inx] = QStringLiteral("%1").arg(diveplans[inx]);