--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file layerparamconnect.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 "layerparamconnect.h"
+#include <synfigapp/canvasinterface.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::LayerParamConnect);
+ACTION_SET_NAME(Action::LayerParamConnect,"layer_param_connect");
+ACTION_SET_LOCAL_NAME(Action::LayerParamConnect,_("Connect Layer Parameter"));
+ACTION_SET_TASK(Action::LayerParamConnect,"connect");
+ACTION_SET_CATEGORY(Action::LayerParamConnect,Action::CATEGORY_LAYER|Action::CATEGORY_VALUENODE);
+ACTION_SET_PRIORITY(Action::LayerParamConnect,0);
+ACTION_SET_VERSION(Action::LayerParamConnect,"0.0");
+ACTION_SET_CVS_ID(Action::LayerParamConnect,"$Id$");
+
+/* === 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::LayerParamConnect::LayerParamConnect()
+{
+}
+
+Action::ParamVocab
+Action::LayerParamConnect::get_param_vocab()
+{
+ ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+ ret.push_back(ParamDesc("layer",Param::TYPE_LAYER)
+ .set_local_name(_("Layer"))
+ );
+
+ ret.push_back(ParamDesc("param",Param::TYPE_STRING)
+ .set_local_name(_("Param"))
+ );
+
+ ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
+ .set_local_name(_("ValueNode"))
+ );
+
+ return ret;
+}
+
+bool
+Action::LayerParamConnect::is_candidate(const ParamList &x)
+{
+ return candidate_check(get_param_vocab(),x);
+}
+
+bool
+Action::LayerParamConnect::set_param(const synfig::String& name, const Action::Param ¶m)
+{
+ if(name=="layer" && param.get_type()==Param::TYPE_LAYER)
+ {
+ layer=param.get_layer();
+
+ return true;
+ }
+
+ if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
+ {
+ value_node=param.get_value_node();
+
+ return true;
+ }
+
+ if(name=="param" && param.get_type()==Param::TYPE_STRING)
+ {
+ param_name=param.get_string();
+
+ return true;
+ }
+
+ return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::LayerParamConnect::is_ready()const
+{
+ if(!layer)
+ synfig::warning("Action::LayerParamConnect: Missing \"layer\"");
+ if(!value_node)
+ synfig::warning("Action::LayerParamConnect: Missing \"value_node\"");
+ if(param_name.empty())
+ synfig::warning("Action::LayerParamConnect: Missing \"param\"");
+
+ if(!layer || !value_node || param_name.empty())
+ return false;
+ return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::LayerParamConnect::perform()
+{
+ // See if the parameter is dynamic
+ if(layer->dynamic_param_list().count(param_name))
+ old_value_node=layer->dynamic_param_list().find(param_name)->second;
+ else
+ {
+ old_value_node=0;
+ }
+
+ old_value=layer->get_param(param_name);
+ if(!old_value.is_valid())
+ throw Error(_("Layer did not recognise parameter name"));
+
+ if(!layer->set_param(param_name,(*value_node)(0)))
+ throw Error(_("Bad connection"));
+
+ layer->connect_dynamic_param(param_name,value_node);
+
+ layer->changed();
+ value_node->changed();
+/* if(get_canvas_interface())
+ {
+ get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
+ //get_canvas_interface()->signal_value_node_changed()(value_node);
+ }
+*/
+}
+
+void
+Action::LayerParamConnect::undo()
+{
+ if(old_value_node)
+ layer->connect_dynamic_param(param_name,old_value_node);
+ else
+ {
+ layer->disconnect_dynamic_param(param_name);
+ layer->set_param(param_name,old_value);
+ }
+
+ layer->changed();
+ if(old_value_node)
+ old_value_node->changed();
+ /*
+ if(layer->active())
+ set_dirty(true);
+ else
+ set_dirty(false);
+ */
+
+ if(get_canvas_interface())
+ {
+ get_canvas_interface()->signal_layer_param_changed()(layer,param_name);
+ //if(old_value_node)get_canvas_interface()->signal_value_node_changed()(old_value_node);
+ }
+}