X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Flive_effects%2Flpe-tangent_to_curve.h;h=8d9622c672cf95d888c8685fddf14ec6f081491a;hb=e9c4a66f3db12ac811f42b73493c1c88460f0de3;hp=678c32c3696130dbf5cbb21108c44c9606b828cb;hpb=5be124ad592f5c71eca838ad2eaac9ffa953605f;p=inkscape.git

diff --git a/src/live_effects/lpe-tangent_to_curve.h b/src/live_effects/lpe-tangent_to_curve.h
index 678c32c36..8d9622c67 100644
--- a/src/live_effects/lpe-tangent_to_curve.h
+++ b/src/live_effects/lpe-tangent_to_curve.h
@@ -23,20 +23,27 @@
 namespace Inkscape {
 namespace LivePathEffect {
 
+namespace TtC {
+  // we need a separate namespace to avoid clashes with LPEPerpBisector
+  class KnotHolderEntityLeftEnd;
+  class KnotHolderEntityRightEnd;
+  class KnotHolderEntityAttachPt;
+}
+
 class LPETangentToCurve : public Effect {
 public:
     LPETangentToCurve(LivePathEffectObject *lpeobject);
     virtual ~LPETangentToCurve();
 
-    bool providesKnotholder() { return true; }
-
     virtual Geom::Piecewise<Geom::D2<Geom::SBasis> >
       doEffect_pwd2 (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & pwd2_in);
 
+    virtual LPEPathFlashType pathFlashType() { return PERMANENT_FLASH; }
+
     /* the knotholder entity classes must be declared friends */
-    friend class KnotHolderEntityLeftEnd;
-    friend class KnotHolderEntityRightEnd;
-    friend class KnotHolderEntityAttachPt;
+    friend class TtC::KnotHolderEntityLeftEnd;
+    friend class TtC::KnotHolderEntityRightEnd;
+    friend class TtC::KnotHolderEntityAttachPt;
 
 private:
     ScalarParam angle;