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add check for division by zero

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Kurt Hindenburg
2018-01-06 18:57:04 -05:00
parent 06b13420bf
commit 27e894f05e
1 changed files with 4 additions and 1 deletions
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5
src/ScrollState.cpp
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@@ -41,7 +41,10 @@ void ScrollState::clearAll()
int ScrollState::consumeLegacySteps(int stepsize)
{
int steps = _remainingScrollAngle / stepsize;
if (stepsize < 1) {
stepsize = DEFAULT_ANGLE_SCROLL_LINE;
}
const int steps = _remainingScrollAngle / stepsize;
_remainingScrollAngle -= steps * stepsize;
if (steps != 0) {
_remainingScrollPixel = 0;