Add "Loop" link to the "Gradient Color" ValueNode.

git-svn-id: http://svn.voria.com/code@1901 1f10aa63-cdf2-0310-b900-c93c546f37ac

diff --git a/synfig-core/trunk/src/synfig/valuenode_gradientcolor.cpp b/synfig-core/trunk/src/synfig/valuenode_gradientcolor.cpp
index fc7bed6..3fdf938 100644 (file)
--- a/synfig-core/trunk/src/synfig/valuenode_gradientcolor.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode_gradientcolor.cpp
@@ -59,6 +59,7 @@ ValueNode_GradientColor::ValueNode_GradientColor(const ValueBase &value):
        case ValueBase::TYPE_COLOR:
                set_link("gradient", ValueNode_Const::create(Gradient(value.get(Color()),value.get(Color()))));
                set_link("index",    ValueNode_Const::create(Real(0.5)));
+               set_link("loop",    ValueNode_Const::create(bool(false)));
                break;
        default:
                throw Exception::BadType(ValueBase::type_local_name(value.get_type()));
@@ -88,6 +89,8 @@ ValueBase
 ValueNode_GradientColor::operator()(Time t)const
 {
        Real index((*index_)(t).get(Real()));
+       bool loop((*loop_)(t).get(bool()));
+       if (loop) index -= floor(index);
        return (*gradient_)(t).get(Gradient())(index);
 }
 
@@ -99,8 +102,9 @@ ValueNode_GradientColor::set_link_vfunc(int i,ValueNode::Handle value)
 
        switch(i)
        {
-       case 0: CHECK_TYPE_AND_SET_VALUE(gradient_, ValueBase::TYPE_GRADIENT);
-       case 1: CHECK_TYPE_AND_SET_VALUE(index_, ValueBase::TYPE_REAL);
+       case 0: CHECK_TYPE_AND_SET_VALUE(gradient_,     ValueBase::TYPE_GRADIENT);
+       case 1: CHECK_TYPE_AND_SET_VALUE(index_,        ValueBase::TYPE_REAL);
+       case 2: CHECK_TYPE_AND_SET_VALUE(loop_,         ValueBase::TYPE_BOOL);
        }
        return false;
 }
@@ -114,6 +118,7 @@ ValueNode_GradientColor::get_link_vfunc(int i)const
        {
                case 0: return gradient_;
                case 1: return index_;
+               case 2: return loop_;
        }
 
        return 0;
@@ -122,7 +127,7 @@ ValueNode_GradientColor::get_link_vfunc(int i)const
 int
 ValueNode_GradientColor::link_count()const
 {
-       return 2;
+       return 3;
 }
 
 String
@@ -134,6 +139,7 @@ ValueNode_GradientColor::link_local_name(int i)const
        {
                case 0: return _("Gradient");
                case 1: return _("Index");
+               case 2: return _("Loop");
        }
        return String();
 }
@@ -147,6 +153,7 @@ ValueNode_GradientColor::link_name(int i)const
        {
                case 0: return "gradient";
                case 1: return "index";
+               case 2: return "loop";
        }
        return String();
 }
@@ -156,6 +163,7 @@ ValueNode_GradientColor::get_link_index_from_name(const String &name)const
 {
        if (name=="gradient") return 0;
        if (name=="index")        return 1;
+       if (name=="loop")         return 2;
        throw Exception::BadLinkName(name);
 }
 

diff --git a/synfig-core/trunk/src/synfig/valuenode_gradientcolor.h b/synfig-core/trunk/src/synfig/valuenode_gradientcolor.h
index 7ab7c65..4824822 100644 (file)
--- a/synfig-core/trunk/src/synfig/valuenode_gradientcolor.h
+++ b/synfig-core/trunk/src/synfig/valuenode_gradientcolor.h
@@ -40,6 +40,7 @@ class ValueNode_GradientColor : public LinkableValueNode
 {
        ValueNode::RHandle gradient_;
        ValueNode::RHandle index_;
+       ValueNode::RHandle loop_;
 
        ValueNode_GradientColor(const ValueBase &value);