Enable duck reverse manipulation for Range value node convert types.

[synfig.git] / synfig-studio / src / gtkmm / canvasview.cpp

diff --git a/synfig-studio/src/gtkmm/canvasview.cpp b/synfig-studio/src/gtkmm/canvasview.cpp
index 807a63e..5afa535 100644 (file)
--- a/synfig-studio/src/gtkmm/canvasview.cpp
+++ b/synfig-studio/src/gtkmm/canvasview.cpp
@@ -52,6 +52,7 @@
 #include <synfig/valuenode_linear.h>
 #include <synfig/valuenode_timedswap.h>
 #include <synfig/valuenode_scale.h>
+#include <synfig/valuenode_range.h>
 #include <synfig/valuenode_dynamiclist.h>
 #include <synfig/valuenode_twotone.h>
 #include <synfig/valuenode_stripes.h>
@@ -2949,6 +2950,15 @@ CanvasView::on_duck_changed(const synfig::Point &value,const synfigapp::ValueDes
                        return false;
        }
 
+       if (ValueNode_Range::Handle range_value_node = ValueNode_Range::Handle::cast_dynamic(value_desc.get_value_node()))
+       {
+               int link_index(range_value_node->get_link_index_from_name("link"));
+               return canvas_interface()->change_value(
+                       synfigapp::ValueDesc(range_value_node,link_index),
+                               range_value_node->get_inverse(get_time(), value)
+                               );
+       }
+
        switch(value_desc.get_value_type())
        {
        case ValueBase::TYPE_REAL:
@@ -2982,6 +2992,14 @@ CanvasView::on_duck_angle_changed(const synfig::Angle &rotation,const synfigapp:
                        return false;
 
        }
+       if (ValueNode_Range::Handle range_value_node = ValueNode_Range::Handle::cast_dynamic(value_desc.get_value_node()))
+       {
+               int link_index(range_value_node->get_link_index_from_name("link"));
+               return canvas_interface()->change_value(
+                       synfigapp::ValueDesc(range_value_node,link_index),
+                               range_value_node->get_inverse(get_time(), rotation)
+                               );
+       }
        // \todo will this really always be the case?
        assert(value_desc.get_value_type() == ValueBase::TYPE_ANGLE);
        return canvas_interface()->change_value(value_desc, value_desc.get_value(get_time()).get(Angle()) + rotation);