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More convenient max scale rect check.

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vng 2011-01-29 23:56:33 +02:00 • committed by Alex Zolotarev
parent c2ca1c66be
commit 3112228048
1 changed files with 4 additions and 2 deletions
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6
map/navigator.cpp
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@ -157,8 +157,10 @@ namespace
bool CheckMaxScale(ScreenBase const & screen)
{
m2::RectD const r = screen.GlobalRect();
return ((r.SizeX() <= (MercatorBounds::maxX - MercatorBounds::minX)) ||
(r.SizeY() <= (MercatorBounds::maxY - MercatorBounds::minY)));
// multiple by 2 to allow scale on zero level
double const maxSize = 2.0 * (MercatorBounds::maxX - MercatorBounds::minX);
return (r.SizeX() <= maxSize || r.SizeY() <= maxSize);
}
}