Separate version of sp_nodepath_generate_helperpath() to generate a helperpath from...

diff --git a/src/nodepath.cpp b/src/nodepath.cpp
index c9456d17e64f1ef79abbc1bb1fd8735b0cac34fc..0a599382364754b9266a98985926cf99b157d256 100644 (file)
--- a/src/nodepath.cpp
+++ b/src/nodepath.cpp
@@ -4741,11 +4741,10 @@ void sp_nodepath_set_curve (Inkscape::NodePath::Path *np, SPCurve *curve) {
 }
 
 SPCanvasItem *
-sp_nodepath_generate_helperpath(SPDesktop *desktop, SPPath *path) {
-    // This should be put somewhere else under the name of "generate helperpath" or something. Because basically this is copied of code from nodepath...
-    SPCurve *curve_new = sp_path_get_curve_for_edit(path);
-    SPCurve *flash_curve = curve_new->copy();
-    flash_curve->transform(sp_item_i2d_affine(SP_ITEM(path)));
+sp_nodepath_generate_helperpath(SPDesktop *desktop, SPCurve *curve, const SPItem *item) {
+    SPCurve *flash_curve = curve->copy();
+    Geom::Matrix i2d = item ? sp_item_i2d_affine(item) : Geom::identity();
+    flash_curve->transform(i2d);
     SPCanvasItem * canvasitem = sp_canvas_bpath_new(sp_desktop_tempgroup(desktop), flash_curve);
     // would be nice if its color could be XORed or something, now it is invisible for red stroked objects...
     // unless we also flash the nodes...
@@ -4757,6 +4756,11 @@ sp_nodepath_generate_helperpath(SPDesktop *desktop, SPPath *path) {
     return canvasitem;
 }
 
+SPCanvasItem *
+sp_nodepath_generate_helperpath(SPDesktop *desktop, SPPath *path) {
+    return sp_nodepath_generate_helperpath(desktop, sp_path_get_curve_for_edit(path), SP_ITEM(path));
+}
+
 void sp_nodepath_show_helperpath(Inkscape::NodePath::Path *np, bool show) {
     np->show_helperpath = show;
 

diff --git a/src/nodepath.h b/src/nodepath.h
index 42bfcfd212ec484e0d64bc6166c45304a151e383..77cf5a5184c24ba28047b05572e589a6627f3060 100644 (file)
--- a/src/nodepath.h
+++ b/src/nodepath.h
@@ -307,6 +307,7 @@ NR::Rect sp_node_selected_bbox (Inkscape::NodePath::Path *nodepath);
 NR::Maybe<NR::Coord> sp_node_selected_common_coord (Inkscape::NodePath::Path *nodepath, NR::Dim2 axis);
 
 void sp_nodepath_show_handles(Inkscape::NodePath::Path *nodepath, bool show);
+SPCanvasItem *sp_nodepath_generate_helperpath(SPDesktop *desktop, SPCurve *curve, const SPItem *item);
 SPCanvasItem *sp_nodepath_generate_helperpath(SPDesktop *desktop, SPPath *path);
 void sp_nodepath_show_helperpath(Inkscape::NodePath::Path *nodepath, bool show);
 void sp_nodepath_make_straight_path(Inkscape::NodePath::Path *np);