[labeling] Don't waste time trying to chop lines smaller then the rep…

…eat distance
qgis · Jul 25, 2019 · 00d3bec · 00d3bec
1 parent 594e52f
commit 00d3bec
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/core/pal/layer.cpp b/src/core/pal/layer.cpp
@@ -383,8 +383,18 @@ void Layer::chopFeaturesAtRepeatDistance()
     std::unique_ptr< FeaturePart > fpart( mFeatureParts.takeFirst() );
     const GEOSGeometry *geom = fpart->geos();
     double chopInterval = fpart->repeatDistance();
+    bool shouldChop = false;
     if ( chopInterval != 0. && GEOSGeomTypeId_r( geosctxt, geom ) == GEOS_LINESTRING )
     {
+      double featureLen = 0;
+      ( void )GEOSLength_r( geosctxt, geom, &featureLen );
+      if ( featureLen > chopInterval )
+        shouldChop = true;
+    }
+
+    if ( shouldChop )
+    {
+      QList<FeaturePart *> repeatParts;
       chopInterval *= std::ceil( fpart->getLabelWidth() / fpart->repeatDistance() );
 
       double bmin[2], bmax[2];