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PrintLayout: add estimateTotalDives()

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estimateTotalDives() is used to calculate the total dives
to be printed, it requires a 'struct dive' pointer
and a couple of 'int' pointers for the iterator 'i' and
'total' return.

Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
This commit is contained in:
Lubomir I. Ivanov 2013-12-04 15:13:40 +02:00
parent ecf483db46
commit 08cf1be212
2 changed files with 15 additions and 0 deletions
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11
qt-ui/printlayout.cpp
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@ -91,6 +91,17 @@ void PrintLayout::setup()
scaledPageH = pageRect.height() / scaleY;
}
// go trought the dive table and find how many dives we are a going to print
void PrintLayout::estimateTotalDives(struct dive *dive, int *i, int *total) const
{
*total = 0;
for_each_dive(*i, dive) {
if (!dive->selected && printOptions->print_selected)
continue;
(*total)++;
}
}
/* the used formula here is:
* s = (S - (n - 1) * p) / n
* where: