Remove ancient trunk folder from svn repository

[synfig.git] / synfig-studio / src / synfigapp / actions / valuenodelinkconnect.cpp

diff --git a/synfig-studio/src/synfigapp/actions/valuenodelinkconnect.cpp b/synfig-studio/src/synfigapp/actions/valuenodelinkconnect.cpp
new file mode 100644 (file)
index 0000000..3f3c34b
--- /dev/null
+++ b/synfig-studio/src/synfigapp/actions/valuenodelinkconnect.cpp
@@ -0,0 +1,162 @@
+/* === S Y N F I G ========================================================= */
+/*!    \file valuenodelinkconnect.cpp
+**     \brief Template File
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package is distributed in the hope that it will be useful,
+**     but WITHOUT ANY WARRANTY; without even the implied warranty of
+**     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+**     General Public License for more details.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#      include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#      include <config.h>
+#endif
+
+#include "valuenodelinkconnect.h"
+#include <synfigapp/canvasinterface.h>
+
+#include <synfigapp/general.h>
+
+#endif
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+using namespace synfigapp;
+using namespace Action;
+
+/* === M A C R O S ========================================================= */
+
+ACTION_INIT(Action::ValueNodeLinkConnect);
+ACTION_SET_NAME(Action::ValueNodeLinkConnect,"ValueNodeLinkConnect");
+ACTION_SET_LOCAL_NAME(Action::ValueNodeLinkConnect,N_("Connect ValueNode Link"));
+ACTION_SET_TASK(Action::ValueNodeLinkConnect,"connect");
+ACTION_SET_CATEGORY(Action::ValueNodeLinkConnect,Action::CATEGORY_LAYER|Action::CATEGORY_VALUENODE);
+ACTION_SET_PRIORITY(Action::ValueNodeLinkConnect,0);
+ACTION_SET_VERSION(Action::ValueNodeLinkConnect,"0.0");
+ACTION_SET_CVS_ID(Action::ValueNodeLinkConnect,"$Id$");
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+Action::ValueNodeLinkConnect::ValueNodeLinkConnect():
+       index(-1)       // Initially set it to negative one so that we know when it has changed
+{
+}
+
+Action::ParamVocab
+Action::ValueNodeLinkConnect::get_param_vocab()
+{
+       ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+       ret.push_back(ParamDesc("parent_value_node",Param::TYPE_VALUENODE)
+               .set_local_name(_("Parent ValueNode"))
+       );
+
+       ret.push_back(ParamDesc("index",Param::TYPE_INTEGER)
+               .set_local_name(_("Index"))
+       );
+
+       ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
+               .set_local_name(_("ValueNode to be connected"))
+       );
+
+       return ret;
+}
+
+bool
+Action::ValueNodeLinkConnect::is_candidate(const ParamList &x)
+{
+       return candidate_check(get_param_vocab(),x);
+}
+
+bool
+Action::ValueNodeLinkConnect::set_param(const synfig::String& name, const Action::Param &param)
+{
+       if(name=="parent_value_node" && param.get_type()==Param::TYPE_VALUENODE)
+       {
+               parent_value_node=LinkableValueNode::Handle::cast_dynamic(param.get_value_node());
+
+               return static_cast<bool>(parent_value_node);
+       }
+
+       if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
+       {
+               new_value_node=param.get_value_node();
+
+               return true;
+       }
+
+       if(name=="index" && param.get_type()==Param::TYPE_INTEGER)
+       {
+               index=param.get_integer();
+
+               return true;
+       }
+
+       return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::ValueNodeLinkConnect::is_ready()const
+{
+       if(!new_value_node || !parent_value_node || index==-1)
+               return false;
+       return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::ValueNodeLinkConnect::perform()
+{
+       if(parent_value_node->link_count()<=index)
+               throw Error(_("Bad index, too big. LinkCount=%d, Index=%d"),parent_value_node->link_count(),index);
+
+       old_value_node=parent_value_node->get_link(index);
+
+       if(!parent_value_node->set_link(index,new_value_node))
+               throw Error(_("Parent would not accept link"));
+
+       /*set_dirty(true);
+
+       if(get_canvas_interface())
+       {
+               get_canvas_interface()->signal_value_node_changed()(parent_value_node);
+       }*/
+}
+
+void
+Action::ValueNodeLinkConnect::undo()
+{
+       if(parent_value_node->link_count()<=index)
+               throw Error(_("Bad index, too big. LinkCount=%d, Index=%d"),parent_value_node->link_count(),index);
+
+       if(!parent_value_node->set_link(index,old_value_node))
+               throw Error(_("Parent would not accept old link"));
+
+       /*set_dirty(true);
+
+       if(get_canvas_interface())
+       {
+               get_canvas_interface()->signal_value_node_changed()(parent_value_node);
+       }*/
+}