Use link_count from children vocabulary and return the stored vocabulary if already...

[synfig.git] / synfig-core / src / synfig / valuenode_blinecalctangent.cpp

diff --git a/synfig-core/src/synfig/valuenode_blinecalctangent.cpp b/synfig-core/src/synfig/valuenode_blinecalctangent.cpp
index e595915..04278b8 100644 (file)
--- a/synfig-core/src/synfig/valuenode_blinecalctangent.cpp
+++ b/synfig-core/src/synfig/valuenode_blinecalctangent.cpp
@@ -58,6 +58,8 @@ using namespace synfig;
 ValueNode_BLineCalcTangent::ValueNode_BLineCalcTangent(const ValueBase::Type &x):
        LinkableValueNode(x)
 {
+       Vocab ret(get_children_vocab());
+       set_children_vocab(ret);
        if(x!=ValueBase::TYPE_ANGLE && x!=ValueBase::TYPE_REAL && x!=ValueBase::TYPE_VECTOR)
                throw Exception::BadType(ValueBase::type_local_name(x));
 
@@ -271,8 +273,11 @@ ValueNode_BLineCalcTangent::check_type(ValueBase::Type type)
 }
 
 LinkableValueNode::Vocab
-ValueNode_BLineCalcTangent::get_param_vocab()const
+ValueNode_BLineCalcTangent::get_children_vocab_vfunc()const
 {
+       if(children_vocab.size())
+               return children_vocab;
+
        LinkableValueNode::Vocab ret;
 
        ret.push_back(ParamDesc(ValueBase(),"bline")