From 238f18ff7d05d690b399da7cf62305cbf748700e Mon Sep 17 00:00:00 2001
From: "Johan B. C. Engelen" <jbc.engelen@swissonline.ch>
Date: Thu, 7 Aug 2008 17:45:53 +0000
Subject: try to make LPE optimizations easier. example in LPE Bend

(bzr r6584)
---
 src/live_effects/parameter/path.cpp | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'src/live_effects/parameter/path.cpp')

diff --git a/src/live_effects/parameter/path.cpp b/src/live_effects/parameter/path.cpp
index 68cb5cd63..84aadff3c 100644
--- a/src/live_effects/parameter/path.cpp
+++ b/src/live_effects/parameter/path.cpp
@@ -49,6 +49,7 @@ PathParam::PathParam( const Glib::ustring& label, const Glib::ustring& tip,
                       const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr,
                       Effect* effect, const gchar * default_value)
     : Parameter(label, tip, key, wr, effect),
+      changed(true),
       _pathvector(),
       _pwd2(),
       must_recalculate_pwd2(false),
@@ -119,7 +120,7 @@ PathParam::param_readSVGValue(const gchar * strvalue)
             _pathvector = sp_svg_read_pathv(strvalue);
         }
 
-        signal_path_changed.emit();
+        emit_changed();
         return true;
     }
 
@@ -254,7 +255,7 @@ PathParam::set_new_value (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & newpa
     } else {
         _pwd2 = newpath;
         must_recalculate_pwd2 = false;
-        signal_path_changed.emit();
+        emit_changed();
     }
 }
 
@@ -282,7 +283,7 @@ PathParam::set_new_value (std::vector<Geom::Path> const &newpath, bool write_to_
         param_write_to_repr(svgd);
         g_free(svgd);
     } else {
-        signal_path_changed.emit();
+        emit_changed();
     }
 }
 
@@ -299,6 +300,13 @@ PathParam::ensure_pwd2()
     }
 }
 
+void
+PathParam::emit_changed()
+{
+    changed = true;
+    signal_path_changed.emit();
+}
+
 void
 PathParam::start_listening(SPObject * to)
 {
@@ -364,7 +372,7 @@ PathParam::linked_modified(SPObject *linked_obj, guint /*flags*/)
     }
 
     must_recalculate_pwd2 = true;
-    signal_path_changed.emit();
+    emit_changed();
     SP_OBJECT(param_effect->getLPEObj())->requestModified(SP_OBJECT_MODIFIED_FLAG);
 }
 
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