Use LinkableValueNode members functions when possible in the derived valuenodes.

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

diff --git a/synfig-core/src/synfig/valuenode_range.cpp b/synfig-core/src/synfig/valuenode_range.cpp
index c4107f8..4c9b728 100644 (file)
--- a/synfig-core/src/synfig/valuenode_range.cpp
+++ b/synfig-core/src/synfig/valuenode_range.cpp
@@ -57,6 +57,8 @@ using namespace synfig;
 synfig::ValueNode_Range::ValueNode_Range(const ValueBase &value):
        LinkableValueNode(value.get_type())
 {
+       Vocab ret(get_children_vocab());
+       set_children_vocab(ret);
        ValueBase::Type id(value.get_type());
 
        switch(id)
@@ -90,8 +92,6 @@ synfig::ValueNode_Range::ValueNode_Range(const ValueBase &value):
        assert(max_->get_type()==id);
        assert(link_->get_type()==id);
        assert(get_type()==id);
-
-       DCAST_HACK_ENABLE();
 }
 
 LinkableValueNode*
@@ -159,6 +159,63 @@ synfig::ValueNode_Range::operator()(Time t)const
        return ValueBase();
 }
 
+synfig::ValueBase
+synfig::ValueNode_Range::get_inverse(Time t, const synfig::Vector &target_value) const
+{
+       switch (get_type())
+       {
+               case ValueBase::TYPE_INTEGER:
+                       {
+                       int max_value((*max_)(t).get(int()));
+                       int min_value((*min_)(t).get(int()));
+                       return std::max(min_value, std::min(max_value, int(target_value.mag())));
+                       }
+               case ValueBase::TYPE_REAL:
+                       {
+                       Real max_value((*max_)(t).get(Real()));
+                       Real min_value((*min_)(t).get(Real()));
+                       return std::max(min_value, std::min(max_value, target_value.mag()));
+                       }
+               case ValueBase::TYPE_ANGLE:
+                       {
+                       Angle max_value((*max_)(t).get(Angle()));
+                       Angle min_value((*min_)(t).get(Angle()));
+                       Angle target_angle(Angle::tan(target_value[1],target_value[0]));
+                       return target_angle>max_value?max_value:target_angle<min_value?min_value:target_angle;
+                       }
+               case ValueBase::TYPE_TIME:
+                       {
+                       Real max_value((*max_)(t).get(Time()));
+                       Real min_value((*min_)(t).get(Time()));
+                       return std::max(min_value, std::min(max_value, target_value.mag()));
+                       }
+               default:
+                       return target_value;
+       }
+       return ValueBase();
+}
+
+synfig::ValueBase
+synfig::ValueNode_Range::get_inverse(Time t, const synfig::Angle &target_value) const
+{
+       Angle minimum = (* min_)(t).get(Angle());
+       Angle maximum = (* max_)(t).get(Angle());
+       Angle link = (*link_)(t).get(Angle());
+               switch (get_type())
+               {
+                       default:
+
+               if(Angle::rad(maximum).get()>=Angle::rad(target_value).get() && Angle::rad(target_value).get()>=Angle::rad(minimum).get())
+                       return target_value;
+               else if (Angle::rad(minimum).get()>Angle::rad(target_value).get())
+                       return minimum;
+               else
+                       return maximum;
+               }
+       return ValueBase();
+}
+
+
 bool
 ValueNode_Range::set_link_vfunc(int i,ValueNode::Handle value)
 {
@@ -187,49 +244,6 @@ ValueNode_Range::get_link_vfunc(int i)const
        }
 }
 
-int
-ValueNode_Range::link_count()const
-{
-       return 3;
-}
-
-String
-ValueNode_Range::link_local_name(int i)const
-{
-       assert(i>=0 && i<link_count());
-
-       switch(i)
-       {
-               case 0: return _("Min");
-               case 1: return _("Max");
-               case 2: return _("Link");
-               default: return String();
-       }
-}
-
-String
-ValueNode_Range::link_name(int i)const
-{
-       assert(i>=0 && i<link_count());
-
-       switch(i)
-       {
-               case 0: return "min";
-               case 1: return "max";
-               case 2: return "link";
-               default: return String();
-       }
-}
-
-int
-ValueNode_Range::get_link_index_from_name(const String &name)const
-{
-       if(name=="min") return 0;
-       if(name=="max") return 1;
-       if(name=="link") return 2;
-       throw Exception::BadLinkName(name);
-}
-
 String
 ValueNode_Range::get_name()const
 {
@@ -250,3 +264,29 @@ ValueNode_Range::check_type(ValueBase::Type type)
                || type==ValueBase::TYPE_REAL
                || type==ValueBase::TYPE_TIME;
 }
+
+LinkableValueNode::Vocab
+ValueNode_Range::get_children_vocab_vfunc()const
+{
+       if(children_vocab.size())
+               return children_vocab;
+
+       LinkableValueNode::Vocab ret;
+
+       ret.push_back(ParamDesc(ValueBase(),"min")
+               .set_local_name(_("Min"))
+               .set_description(_("Returned value when 'Link' is smaller"))
+       );
+
+       ret.push_back(ParamDesc(ValueBase(),"max")
+               .set_local_name(_("Max"))
+               .set_description(_("Returned value when 'Link' is greater"))
+       );
+
+       ret.push_back(ParamDesc(ValueBase(),"link")
+               .set_local_name(_("Link"))
+               .set_description(_("The value node to limit its range"))
+       );
+
+       return ret;
+}