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#1800 Ensure auto-scaling of QWT plots with date scale and week resolution will not miss points in the upper end of the plot

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Bjørnar Grip Fjær 2017-08-22 11:08:39 +02:00
parent 86365357f4
commit 46919b463d
1 changed files with 11 additions and 1 deletions
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12
ThirdParty/Qwt/src/qwt_date_scale_engine.cpp vendored
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@ -1170,7 +1170,17 @@ QDateTime QwtDateScaleEngine::alignDate(
const QDate date = QwtDate::dateOfWeek0(
dt.date().year(), d_data->week0Type );
const int numWeeks = date.daysTo( dt.date() ) / 7;
// Manually patched from QWT trunk
int numWeeks = date.daysTo( dt.date() ) / 7;
if (up)
{
if (dt.time() > QTime(0, 0) ||
date.daysTo(dt.date()) % 7)
{
numWeeks++;
}
}
const int d = qwtAlignValue( numWeeks, stepSize, up ) * 7;
dt = QwtDate::floor( dt, QwtDate::Day );