+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file layerremove.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 "layerremove.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::LayerRemove);
-ACTION_SET_NAME(Action::LayerRemove,"LayerRemove");
-ACTION_SET_LOCAL_NAME(Action::LayerRemove,N_("Remove Layer"));
-ACTION_SET_TASK(Action::LayerRemove,"remove");
-ACTION_SET_CATEGORY(Action::LayerRemove,Action::CATEGORY_LAYER);
-ACTION_SET_PRIORITY(Action::LayerRemove,0);
-ACTION_SET_VERSION(Action::LayerRemove,"0.0");
-ACTION_SET_CVS_ID(Action::LayerRemove,"$Id$");
-
-/* === 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::LayerRemove::LayerRemove()
-{
-}
-
-synfig::String
-Action::LayerRemove::get_local_name()const
-{
- return get_layer_descriptions(layer_list, _("Remove Layer"), _("Remove Layers"));
-}
-
-Action::ParamVocab
-Action::LayerRemove::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 deleted"))
- .set_supports_multiple()
- );
-
- return ret;
-}
-
-bool
-Action::LayerRemove::is_candidate(const ParamList &x)
-{
- return candidate_check(get_param_vocab(),x);
-}
-
-bool
-Action::LayerRemove::set_param(const synfig::String& name, const Action::Param ¶m)
-{
- if(name=="layer" && param.get_type()==Param::TYPE_LAYER)
- {
- std::pair<synfig::Layer::Handle,int> layer_pair;
- layer_pair.first=param.get_layer();
- layer_list.push_back(layer_pair);
-
- return true;
- }
-
- return Action::CanvasSpecific::set_param(name,param);
-}
-
-bool
-Action::LayerRemove::is_ready()const
-{
- if(layer_list.empty())
- return false;
- return Action::CanvasSpecific::is_ready();
-}
-
-void
-Action::LayerRemove::perform()
-{
- std::list<std::pair<synfig::Layer::Handle,int> >::iterator iter;
- for(iter=layer_list.begin();iter!=layer_list.end();++iter)
- {
- Layer::Handle layer(iter->first);
-// int& depth(iter->second);
- Canvas::Handle subcanvas(layer->get_canvas());
-
- // Find the iterator for the layer
- Canvas::iterator iter2=find(subcanvas->begin(),subcanvas->end(),layer);
-
- // If we couldn't find the layer in the canvas, then bail
- if(*iter2!=layer)
- {
- /*! \todo We should really undo all prior removals
- ** before we go throwing shit around */
- 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())
- {
- /*! \todo We should really undo all prior removals
- ** before we go throwing shit around */
- throw Error(_("This layer doesn't belong to this canvas anymore"));
- }
-
- set_canvas(subcanvas);
-
- // Calculate the depth that the layer was at (For the undo)
- iter->second=layer->get_depth();
-
- // Mark ourselves as dirty if necessary
- set_dirty(layer->active());
-
- // Remove the layer from the canvas
- subcanvas->erase(iter2);
-
- // Signal that a layer has been removed
- if(get_canvas_interface())
- get_canvas_interface()->signal_layer_removed()(layer);
- }
-}
-
-void
-Action::LayerRemove::undo()
-{
- std::list<std::pair<synfig::Layer::Handle,int> >::reverse_iterator iter;
- for(iter=layer_list.rbegin();iter!=layer_list.rend();++iter)
- {
- Layer::Handle layer(iter->first);
- int& depth(iter->second);
-
- // Set the layer's canvas
- layer->set_canvas(get_canvas());
-
- // Make sure that the depth is valid
- if(get_canvas()->size()<depth)
- depth=get_canvas()->size();
-
- // Mark ourselves as dirty if necessary
- set_dirty(layer->active());
-
- // Insert the layer into the canvas at the desired depth
- get_canvas()->insert(get_canvas()->begin()+depth,layer);
-
- // Signal that a layer has been inserted
- if(get_canvas_interface())
- get_canvas_interface()->signal_layer_inserted()(layer,depth);
- }
-}
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