--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file layerduplicate.cpp
+** \brief Template File
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2008 Chris Moore
+**
+** 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 "layerduplicate.h"
+#include "layeradd.h"
+#include <synfig/context.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_NO_GET_LOCAL_NAME(Action::LayerDuplicate);
+ACTION_SET_NAME(Action::LayerDuplicate,"LayerDuplicate");
+ACTION_SET_LOCAL_NAME(Action::LayerDuplicate,N_("Duplicate Layer"));
+ACTION_SET_TASK(Action::LayerDuplicate,"duplicate");
+ACTION_SET_CATEGORY(Action::LayerDuplicate,Action::CATEGORY_LAYER);
+ACTION_SET_PRIORITY(Action::LayerDuplicate,0);
+ACTION_SET_VERSION(Action::LayerDuplicate,"0.0");
+ACTION_SET_CVS_ID(Action::LayerDuplicate,"$Id$");
+
+/* === 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::LayerDuplicate::LayerDuplicate()
+{
+}
+
+synfig::String
+Action::LayerDuplicate::get_local_name()const
+{
+ return get_layer_descriptions(layers, _("Duplicate Layer"), _("Duplicate Layers"));
+}
+
+Action::ParamVocab
+Action::LayerDuplicate::get_param_vocab()
+{
+ ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+ ret.push_back(ParamDesc("layer",Param::TYPE_LAYER)
+ .set_local_name(_("Layer"))
+ .set_desc(_("Layer to be duplicated"))
+ .set_supports_multiple()
+ );
+
+ return ret;
+}
+
+bool
+Action::LayerDuplicate::is_candidate(const ParamList &x)
+{
+ return candidate_check(get_param_vocab(),x);
+}
+
+bool
+Action::LayerDuplicate::set_param(const synfig::String& name, const Action::Param ¶m)
+{
+ if(name=="layer" && param.get_type()==Param::TYPE_LAYER)
+ {
+ layers.push_back(param.get_layer());
+
+ return true;
+ }
+
+ return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::LayerDuplicate::is_ready()const
+{
+ if(layers.empty())
+ return false;
+ return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::LayerDuplicate::prepare()
+{
+ if(!first_time())
+ return;
+
+ std::list<synfig::Layer::Handle>::const_iterator iter;
+
+ for(iter=layers.begin();iter!=layers.end();++iter)
+ {
+ Layer::Handle layer(*iter);
+
+ Canvas::Handle subcanvas(layer->get_canvas());
+
+ // Find the iterator for the layer
+ Canvas::iterator iter=find(subcanvas->begin(),subcanvas->end(),layer);
+
+ // If we couldn't find the layer in the canvas, then bail
+ if(*iter!=layer)
+ throw Error(_("This layer doesn't exist anymore."));
+
+ // If the subcanvas isn't the same as the canvas,
+ // then it had better be an inline canvas. If not,
+ // bail
+ if(get_canvas()!=subcanvas && !subcanvas->is_inline())
+ throw Error(_("This layer doesn't belong to this canvas anymore"));
+
+ Layer::Handle new_layer(layer->clone(guid));
+
+ {
+ Action::Handle action(Action::create("LayerMove"));
+
+ action->set_param("canvas",subcanvas);
+ action->set_param("canvas_interface",get_canvas_interface());
+ action->set_param("layer",new_layer);
+ action->set_param("new_index",layers.front()->get_depth());
+
+ add_action_front(action);
+ }
+ {
+ Action::Handle action(Action::create("LayerAdd"));
+
+ action->set_param("canvas",subcanvas);
+ action->set_param("canvas_interface",get_canvas_interface());
+ action->set_param("new",new_layer);
+
+ add_action_front(action);
+ }
+
+ // automatically export the Index parameter of Duplicate layers when duplicating
+ int index = 1;
+ export_dup_nodes(new_layer, subcanvas, index);
+ }
+}
+
+void
+Action::LayerDuplicate::export_dup_nodes(synfig::Layer::Handle layer, Canvas::Handle canvas, int &index)
+{
+ // automatically export the Index parameter of Duplicate layers when duplicating
+ if (layer->get_name() == "duplicate")
+ while (true)
+ {
+ String name = strprintf(_("Index %d"), index++);
+ try
+ {
+ canvas->find_value_node(name);
+ }
+ catch (Exception::IDNotFound x)
+ {
+ Action::Handle action(Action::create("ValueNodeAdd"));
+
+ action->set_param("canvas",canvas);
+ action->set_param("canvas_interface",get_canvas_interface());
+ action->set_param("new",layer->dynamic_param_list().find("index")->second);
+ action->set_param("name",name);
+
+ add_action_front(action);
+
+ break;
+ }
+ }
+ else
+ {
+ Layer::ParamList param_list(layer->get_param_list());
+ for (Layer::ParamList::const_iterator iter(param_list.begin())
+ ; iter != param_list.end()
+ ; iter++)
+ if (layer->dynamic_param_list().count(iter->first)==0 && iter->second.get_type()==ValueBase::TYPE_CANVAS)
+ {
+ Canvas::Handle subcanvas(iter->second.get(Canvas::Handle()));
+ if (subcanvas && subcanvas->is_inline())
+ for (Context iter = subcanvas->get_context(); iter != subcanvas->end(); iter++)
+ export_dup_nodes(*iter, canvas, index);
+ }
+
+ for (Layer::DynamicParamList::const_iterator iter(layer->dynamic_param_list().begin())
+ ; iter != layer->dynamic_param_list().end()
+ ; iter++)
+ if (iter->second->get_type()==ValueBase::TYPE_CANVAS)
+ {
+ Canvas::Handle canvas((*iter->second)(0).get(Canvas::Handle()));
+ if (canvas->is_inline())
+ //! \todo do we need to implement this? and if so, shouldn't we check all canvases, not just the one at t=0s?
+ warning("%s:%d not yet implemented - do we need to export duplicate valuenodes in dynamic canvas parameters?", __FILE__, __LINE__);
+ }
+ }
+}