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Fix tile previews with Qt5

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This commit is contained in:
Martin Dobias 2016-09-12 23:52:07 +08:00
parent 03671eb29d
commit 4fa3191a85
1 changed files with 1 additions and 1 deletions
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src/core/raster/qgsrasterlayerrenderer.cpp
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@ -241,7 +241,7 @@ void QgsRasterLayerRenderer::Feedback::onNewData()
// update only once upon a time
// (preview itself takes some time)
if ( mLastPreview.msecsTo( QTime::currentTime() ) < mMinimalPreviewInterval )
if ( mLastPreview.isValid() && mLastPreview.msecsTo( QTime::currentTime() ) < mMinimalPreviewInterval )
return;
// TODO: update only the area that got new data