/* === S Y N F I G ========================================================= */
/*! \file layercopy.cpp
** \brief Template File
**
** $Id$
**
** \legal
** ......... ... 2014 Ivan Mahonin
**
** 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 <synfig/general.h>
#include "layercopy.h"
#include "layeradd.h"
#include <synfig/context.h>
#include <synfigapp/canvasinterface.h>
#include <synfigapp/instance.h>
#include <synfigapp/localization.h>
#include <synfig/layers/layer_bitmap.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::LayerCopy);
ACTION_SET_NAME(Action::LayerCopy,"LayerCopy");
ACTION_SET_LOCAL_NAME(Action::LayerCopy,N_("Simple Copy Layer"));
ACTION_SET_TASK(Action::LayerCopy,"copy");
ACTION_SET_CATEGORY(Action::LayerCopy,Action::CATEGORY_LAYER);
ACTION_SET_PRIORITY(Action::LayerCopy,0);
ACTION_SET_VERSION(Action::LayerCopy,"0.0");
ACTION_SET_CVS_ID(Action::LayerCopy,"$Id$");
/* === 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::LayerCopy::LayerCopy()
{
}
synfig::String
Action::LayerCopy::get_local_name()const
{
return get_layer_descriptions(layers, _("Simple Copy Layer"), _("Simple Copy Layers"));
}
Action::ParamVocab
Action::LayerCopy::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 copied"))
);
return ret;
}
bool
Action::LayerCopy::is_candidate(const ParamList &x)
{
return candidate_check(get_param_vocab(),x);
}
bool
Action::LayerCopy::set_param(const synfig::String& name, const Action::Param ¶m)
{
if(name=="layer" && param.get_type()==Param::TYPE_LAYER && param.get_layer())
{
layers.push_back(param.get_layer());
return true;
}
return Action::CanvasSpecific::set_param(name,param);
}
bool
Action::LayerCopy::is_ready()const
{
if(layers.empty())
return false;
return Action::CanvasSpecific::is_ready();
}
void
Action::LayerCopy::prepare()
{
if(!first_time())
return;
for(std::list<Layer::Handle>::iterator i = layers.begin(); i != layers.end(); ++i)
{
Layer::Handle layer(*i);
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"));
// generate names
String description, filename, filename_param;
get_canvas_interface()
->get_instance()
->generate_new_name(
layer,
description,
filename,
filename_param );
// make copy
Layer::Handle new_layer = Layer::create(layer->get_name()).get();
new_layer->add_to_group(layer->get_group());
new_layer->set_active(layer->active());
new_layer->set_exclude_from_rendering(layer->get_exclude_from_rendering());
new_layer->set_param_list(layer->get_param_list());
new_layer->set_description(description);
// copy file
etl::handle<Layer_Bitmap> layer_bitmap = etl::handle<Layer_Bitmap>::cast_dynamic(layer);
if (layer_bitmap && !filename.empty())
{
get_canvas_interface()
->get_instance()
->save_surface(layer_bitmap->rendering_surface, filename);
filenames.push_back(filename);
new_layer->set_param("filename", filename_param);
}
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(action);
}
}
void
Action::LayerCopy::undo() {
Action::Super::undo();
while(!filenames.empty())
{
get_canvas()->get_file_system()->file_remove(filenames.back());
filenames.pop_back();
}
}