+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file layermove.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 "layermove.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::LayerMove);
-ACTION_SET_NAME(Action::LayerMove,"LayerMove");
-ACTION_SET_LOCAL_NAME(Action::LayerMove,N_("Move Layer"));
-ACTION_SET_TASK(Action::LayerMove,"move");
-ACTION_SET_CATEGORY(Action::LayerMove,Action::CATEGORY_LAYER);
-ACTION_SET_PRIORITY(Action::LayerMove,0);
-ACTION_SET_VERSION(Action::LayerMove,"0.0");
-ACTION_SET_CVS_ID(Action::LayerMove,"$Id$");
-
-/* === G L O B A L S ======================================================= */
-
-static const int nindex=-1;
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-Action::LayerMove::LayerMove():
- new_index(0xdeadbeef)
-{
-}
-
-synfig::String
-Action::LayerMove::get_local_name()const
-{
- if (layer)
- return strprintf("%s '%s'", _("Move Layer"), layer->get_non_empty_description().c_str());
- else
- return _("Move Layer");
-}
-
-Action::ParamVocab
-Action::LayerMove::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 moved"))
- );
-
- ret.push_back(ParamDesc("new_index",Param::TYPE_INTEGER)
- .set_local_name(_("New Index"))
- .set_desc(_("Where the layer is to be moved to"))
- );
-
- ret.push_back(ParamDesc("dest_canvas",Param::TYPE_CANVAS)
- .set_local_name(_("Destination Canvas"))
- .set_desc(_("The canvas the layer is to be moved to"))
- .set_optional()
- );
-
- return ret;
-}
-
-bool
-Action::LayerMove::is_candidate(const ParamList &x)
-{
- return candidate_check(get_param_vocab(),x);
-}
-
-bool
-Action::LayerMove::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=="new_index" && param.get_type()==Param::TYPE_INTEGER)
- {
- new_index=param.get_integer();
-
- return true;
- }
-
- if(name=="dest_canvas" && param.get_type()==Param::TYPE_CANVAS)
- {
- dest_canvas=param.get_canvas();
-
- return true;
- }
-
- return Action::CanvasSpecific::set_param(name,param);
-}
-
-bool
-Action::LayerMove::is_ready()const
-{
- // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count());
- if(!layer || (unsigned)new_index==0xdeadbeef)
- return false;
- return Action::CanvasSpecific::is_ready();
-}
-
-void
-Action::LayerMove::perform()
-{
- // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count());
-
- Canvas::Handle subcanvas(layer->get_canvas());
- src_canvas=subcanvas;
- if(!dest_canvas)
- dest_canvas=subcanvas;
-
- // Find the iterator for the layer
- Canvas::iterator iter=find(src_canvas->begin(),src_canvas->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."));
-
- // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count());
-
- // 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())
- if(get_canvas()->get_root()!=dest_canvas->get_root() || get_canvas()->get_root()!=src_canvas->get_root())
- throw Error(_("You cannot directly move layers across compositions"));
-
- old_index=iter-src_canvas->begin();
- int depth;
-
- if(new_index<0)
- depth=dest_canvas->size()+new_index+1;
- else
- depth=new_index;
-
- set_dirty(layer->active());
-
- // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count());
-
- // If we were to move it to where it is
- if(old_index==depth && src_canvas==dest_canvas)
- return;
-
- if(depth>dest_canvas->size())
- depth=dest_canvas->size();
- if(depth<0)
- depth=0;
-
- src_canvas->erase(iter);
-
- dest_canvas->insert(dest_canvas->begin()+depth,layer);
- layer->set_canvas(dest_canvas);
-
- layer->changed();
- dest_canvas->changed(); if(dest_canvas!=src_canvas) src_canvas->changed();
-
- // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count());
-
- if(get_canvas_interface())
- {
- if(src_canvas==dest_canvas)
- {
- if(new_index==old_index-1) // Raise
- get_canvas_interface()->signal_layer_raised()(layer);
- else if(new_index==old_index+1) // Lower
- get_canvas_interface()->signal_layer_lowered()(layer);
- else // Moved
- {
- get_canvas_interface()->signal_layer_moved()(layer,depth,dest_canvas);
- }
- }
- else
- {
- get_canvas_interface()->signal_layer_moved()(layer,depth,dest_canvas);
- }
- }
- else synfig::warning("CanvasInterface not set on action");
-
- // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count());
-}
-
-void
-Action::LayerMove::undo()
-{
- // Find the iterator for the layer
- Canvas::iterator iter=find(dest_canvas->begin(),dest_canvas->end(),layer);
-
- // If we couldn't find the layer in the canvas, then bail
- if(*iter!=layer || (get_canvas()!=dest_canvas && !dest_canvas->is_inline()))
- throw Error(_("This layer doesn't exist anymore."));
-
- // If we were to move it to where it is
- if(old_index==new_index && src_canvas==dest_canvas)
- return;
-
- // Mark ourselves as dirty if necessary
- set_dirty(layer->active());
-
- dest_canvas->erase(iter);
-
- src_canvas->insert(src_canvas->begin()+old_index,layer);
- layer->set_canvas(src_canvas);
-
- layer->changed();
- dest_canvas->changed(); if(dest_canvas!=src_canvas) src_canvas->changed();
-
- // Execute any signals
- if(get_canvas_interface())
- {
- if(src_canvas==dest_canvas)
- {
- if(new_index==old_index+1) // Raise
- get_canvas_interface()->signal_layer_raised()(layer);
- else if(new_index==old_index-1) // Lower
- get_canvas_interface()->signal_layer_lowered()(layer);
- else // Moved
- {
- get_canvas_interface()->signal_layer_moved()(layer,old_index,src_canvas);
- }
- }
- else
- {
- get_canvas_interface()->signal_layer_moved()(layer,old_index,src_canvas);
- //get_canvas_interface()->signal_layer_removed()(layer);
- //get_canvas_interface()->signal_layer_inserted()(layer,old_index);
- }
- }
- else synfig::warning("CanvasInterface not set on action");
-}
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