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-rw-r--r--src/live_effects/lpe-spiro.cpp9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/live_effects/lpe-spiro.cpp b/src/live_effects/lpe-spiro.cpp
index 6a98e6d29..44ba32e4d 100644
--- a/src/live_effects/lpe-spiro.cpp
+++ b/src/live_effects/lpe-spiro.cpp
@@ -14,6 +14,7 @@
#include <2geom/bezier-curve.h>
#include <2geom/hvlinesegment.h>
#include "helper/geom-nodetype.h"
+#include "helper/geom-curves.h"
#include "live_effects/bezctx.h"
#include "live_effects/bezctx_intf.h"
@@ -154,12 +155,8 @@ LPESpiro::doEffect(SPCurve * curve)
// Determine type of spiro node this is, determined by the tangents (angles) of the curves
// TODO: see if this can be simplified by using /helpers/geom-nodetype.cpp:get_nodetype
- bool this_is_line = ( dynamic_cast<Geom::LineSegment const *>(&*curve_it1) ||
- dynamic_cast<Geom::HLineSegment const *>(&*curve_it1) ||
- dynamic_cast<Geom::VLineSegment const *>(&*curve_it1) );
- bool next_is_line = ( dynamic_cast<Geom::LineSegment const *>(&*curve_it2) ||
- dynamic_cast<Geom::HLineSegment const *>(&*curve_it2) ||
- dynamic_cast<Geom::VLineSegment const *>(&*curve_it2) );
+ bool this_is_line = is_straight_curve(*curve_it1);
+ bool next_is_line = is_straight_curve(*curve_it2);
Geom::NodeType nodetype = Geom::get_nodetype(*curve_it1, *curve_it2);