Enabling path manipulator to comunicate if paths are bspline when

accessing const objects.

This change was required to correctly show on the GUI whether or not a
node was a bspline.

(bzr r11950.8.1)

1 files changed, 8 insertions, 4 deletions

diff --git a/src/ui/tool/path-manipulator.cpp b/src/ui/tool/path-manipulator.cpp
index 487c31b10..3beeed049 100644
--- a/src/ui/tool/path-manipulator.cpp
+++ b/src/ui/tool/path-manipulator.cpp
@@ -1181,14 +1181,14 @@ void PathManipulator::_createControlPointsFromGeometry()
 }
 
 //determines if the trace has a bspline effect and the number of steps that it takes
-int PathManipulator::BSplineGetSteps(){
+int PathManipulator::BSplineGetSteps() const {
 
-    LivePathEffect::LPEBSpline *lpe_bsp = NULL;
+    LivePathEffect::LPEBSpline const *lpe_bsp = NULL;
 
     if (SP_IS_LPE_ITEM(_path) && _path->hasPathEffect()){
-        Inkscape::LivePathEffect::Effect* thisEffect = SP_LPE_ITEM(_path)->getPathEffectOfType(Inkscape::LivePathEffect::BSPLINE);
+        Inkscape::LivePathEffect::Effect const *thisEffect = SP_LPE_ITEM(_path)->getPathEffectOfType(Inkscape::LivePathEffect::BSPLINE);
         if(thisEffect){
-            lpe_bsp = dynamic_cast<LivePathEffect::LPEBSpline*>(thisEffect->getLPEObj()->get_lpe());
+            lpe_bsp = dynamic_cast<LivePathEffect::LPEBSpline const*>(thisEffect->getLPEObj()->get_lpe());
         }
     }
     int steps = 0;
@@ -1206,6 +1206,10 @@ bool PathManipulator::isBSpline(bool recalculate){
     return  _is_bspline;
 }
 
+bool PathManipulator::isBSpline() const {
+    return BSplineGetSteps() > 0;
+}
+
 // returns the corresponding strength to the position of the handlers
 double PathManipulator::BSplineHandlePosition(Handle *h, Handle *h2){
     using Geom::X;