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Fix BTextView tab calculation.

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In rare cases such as described in #7955 BTextView happens to calculate the
width of a tab close to zero (e.g. 0.000031). This patch adds a fallback to the
default tab width in that case.

Signed-off-by: Ryan Leavengood <[email protected]>
This commit is contained in:
x-ist
2012-08-08 22:17:38 -04:00
committed by Ryan Leavengood
parent 6e3918fa63
commit 6e1a7a15cd
1 changed files with 5 additions and 1 deletions
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src/kits/interface/TextView.cpp
+5 -1
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@@ -4198,7 +4198,11 @@ BTextView::_StyledWidth(int32 fromOffset, int32 length, float* outAscent,
float float
BTextView::_ActualTabWidth(float location) const BTextView::_ActualTabWidth(float location) const
{ {
return fTabWidth - fmod(location, fTabWidth); float tabWidth = fTabWidth - fmod(location, fTabWidth);
if (round(tabWidth) == 0)
tabWidth = fTabWidth;
return tabWidth;
} }