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Avoid rounding issue when painting selection

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This is the same issue that was addressed in the all_sel case at
695b0cc3. The rounding issue only happens at specific zoom and
jusification values.

Fixes part of #8883.
This commit is contained in:
Jean-Marc Lasgouttes 2017-06-12 14:39:03 +02:00
parent c9fefd5a2c
commit 71563835c7
1 changed files with 3 additions and 2 deletions
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5
src/RowPainter.cpp
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@ -640,8 +640,9 @@ void RowPainter::paintSelection() const
double x2 = e.pos2x(to);
if (x1 > x2)
swap(x1, x2);
pi_.pain.fillRectangle(int(x + x1), y1, int(x2 - x1), y2 - y1,
Color_selection);
// the 3rd argument is written like that to avoid rounding issues
pi_.pain.fillRectangle(int(x + x1), y1, int(x2 + x) - int(x1 + x),
y2 - y1, Color_selection);
}
x += e.full_width();
}