X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Fvaluenode.cpp;h=61714a21e6fa8a33d868a6daa839ff4f0b290fc9;hb=98f63b98156f5f35aa1dc49eb561b52e7c96b6b5;hp=cd7a7b5ae322bdae79d829cb01d73649e31cc05d;hpb=83fc7407cf368b3f537dee4509b404f73b766dfe;p=synfig.git

diff --git a/synfig-core/trunk/src/synfig/valuenode.cpp b/synfig-core/trunk/src/synfig/valuenode.cpp
index cd7a7b5..61714a2 100644
--- a/synfig-core/trunk/src/synfig/valuenode.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode.cpp
@@ -54,6 +54,7 @@
 #include "valuenode_radialcomposite.h"
 #include "valuenode_gradientrotate.h"
 #include "valuenode_sine.h"
+#include "valuenode_exp.h"
 
 #include "layer.h"
 
@@ -115,6 +116,7 @@ ValueNode::subsys_init()
 	ADD_VALUENODE2(ValueNode_DynamicList,	"dynamic_list",		_("Dynamic List")		);
 	ADD_VALUENODE(ValueNode_GradientRotate,	"gradient_rotate",	_("Gradient Rotate")	);
 	ADD_VALUENODE(ValueNode_Sine,			"sine",				_("Sine")				);
+	ADD_VALUENODE(ValueNode_Exp,			"exp",				_("Exponential")		);
 
 #undef ADD_VALUENODE
 #undef ADD_VALUENODE2
@@ -235,9 +237,12 @@ ValueNode::~ValueNode()
 void
 ValueNode::on_changed()
 {
-	if(get_parent_canvas())
-		get_parent_canvas()->signal_value_node_changed()(this);
-	else if(get_root_canvas() && get_parent_canvas())
+	etl::loose_handle<Canvas> parent_canvas = get_parent_canvas();
+	if(parent_canvas)
+		do						// signal to all the ancestor canvases
+			parent_canvas->signal_value_node_changed()(this);
+		while (parent_canvas = parent_canvas->parent());
+	else if(get_root_canvas())
 		get_root_canvas()->signal_value_node_changed()(this);
 
 	Node::on_changed();