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Fix crash in intro label crossfade animation.

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Remove the assertion because the assumption was not valid.

Closed #3270
This commit is contained in:
John Preston 2017-04-15 20:37:43 +03:00
parent 8a8e101cd0
commit 4fc2c18f58
1 changed files with 6 additions and 1 deletions
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7
Telegram/SourceFiles/ui/widgets/labels.cpp
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@ -61,7 +61,12 @@ void CrossFadeAnimation::paintFrame(Painter &p, float64 positionReady, float64 a
void CrossFadeAnimation::paintLine(Painter &p, const Line &line, float64 positionReady, float64 alphaWas, float64 alphaNow) {
auto &snapshotWas = line.was.snapshot;
auto &snapshotNow = line.now.snapshot;
t_assert(!snapshotWas.isNull() || !snapshotNow.isNull());
if (snapshotWas.isNull() && snapshotNow.isNull()) {
// This can happen if both labels have an empty line or if one
// label has an empty line where the second one already ended.
// In this case lineWidth is zero and snapshot is null.
return;
}
auto positionWas = line.was.position;
auto positionNow = line.now.position;