/* === S Y N F I G ========================================================= */
/*! \file layermakebline.cpp
** \brief Template File
**
** $Id$
**
** \legal
** ......... ... 2013 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 "layermakebline.h"
#include "layeradd.h"
#include "layermove.h"
#include "layerparamconnect.h"
#include <synfig/context.h>
#include <synfigapp/canvasinterface.h>
#include <synfigapp/localization.h>
#endif
using namespace std;
using namespace etl;
using namespace synfig;
using namespace synfigapp;
using namespace Action;
/* === M A C R O S ========================================================= */
#define ACTION_LAYERMAKEBLINE_IMPLEMENT(class_name, local_name, bline_layer_name, put_new_layer_behind, ...) \
ACTION_INIT(Action::class_name); \
ACTION_SET_NAME(Action::class_name, #class_name); \
ACTION_SET_LOCAL_NAME(Action::class_name, local_name); \
ACTION_SET_TASK(Action::class_name,"make_" bline_layer_name); \
ACTION_SET_CATEGORY(Action::class_name,Action::CATEGORY_LAYER); \
ACTION_SET_PRIORITY(Action::class_name,0); \
ACTION_SET_VERSION(Action::class_name,"0.0"); \
ACTION_SET_CVS_ID(Action::class_name,"$Id$"); \
const char * Action::class_name::possible_layer_names__[] = {__VA_ARGS__}; \
bool Action::class_name::is_candidate(const ParamList &x) \
{ return is_candidate_for_make_bline(x, possible_layer_names__, sizeof(possible_layer_names__)/sizeof(possible_layer_names__[0])); } \
void Action::class_name::prepare() { prepare_make_bline(bline_layer_name, put_new_layer_behind); }
ACTION_LAYERMAKEBLINE_IMPLEMENT(
LayerMakeOutline, N_("Make Outline"), "outline", false,
"advanced_outline", "region");
ACTION_LAYERMAKEBLINE_IMPLEMENT(
LayerMakeAdvancedOutline, N_("Make Advanced Outline"), "advanced_outline", false,
"outline", "region");
ACTION_LAYERMAKEBLINE_IMPLEMENT(
LayerMakeRegion, N_("Make Region"), "region", true,
"outline", "advanced_outline");
/* === 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::ParamVocab
Action::LayerMakeBLine::get_param_vocab()
{
ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
ret.push_back(ParamDesc("layer",Param::TYPE_LAYER)
.set_local_name(_("Layer"))
.set_desc(_("Base layer"))
);
return ret;
}
bool
Action::LayerMakeBLine::is_candidate_for_make_bline(const ParamList &x, const char **possible_layer_names, size_t possible_layer_names_count)
{
if(!candidate_check(get_param_vocab(),x))
return false;
if(x.count("layer") == 1)
{
const Param ¶m = x.find("layer")->second;
if(param.get_type() == Param::TYPE_LAYER
&& param.get_layer()
&& param.get_layer()->dynamic_param_list().count("bline") == 1)
{
for(size_t i = 0; i < possible_layer_names_count; i++)
if (param.get_layer()->get_name() == possible_layer_names[i])
return true;
}
}
return false;
}
bool
Action::LayerMakeBLine::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;
}
return Action::CanvasSpecific::set_param(name,param);
}
bool
Action::LayerMakeBLine::is_ready()const
{
if(!layer)
return false;
return Action::CanvasSpecific::is_ready();
}
void
Action::LayerMakeBLine::prepare_make_bline(const synfig::String &bline_layer_name, bool put_new_layer_behind)
{
if (!layer)
return;
if(!layer->dynamic_param_list().count("bline"))
throw Error(_("This layer doesn't contain linked \"spline\" parameter."));
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 region 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"));
// todo: which canvas should we use? subcanvas is the layer's canvas, get_canvas() is the canvas set in the action
Layer::Handle new_layer(synfig::Layer::create(bline_layer_name));
// Apply some defaults
new_layer->set_canvas(subcanvas);
get_canvas_interface()->layer_set_defaults(new_layer);
// Set depth
{
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", put_new_layer_behind ? layer->get_depth()+1 : layer->get_depth());
add_action_front(action);
}
// Add into canvas
{
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);
}
// Connect vertices list
{
Action::Handle action(Action::create("LayerParamConnect"));
action->set_param("canvas",subcanvas);
action->set_param("canvas_interface",get_canvas_interface());
action->set_param("layer",new_layer);
action->set_param("param","bline");
action->set_param("value_node",layer->dynamic_param_list().find("bline")->second);
add_action_front(action);
}
// Connect origin
ValueNode::Handle value_node_origin;
if (layer->dynamic_param_list().count("origin"))
value_node_origin=layer->dynamic_param_list().find("origin")->second;
else
{
Vector origin;
origin = layer->get_param("origin").get(Vector());
value_node_origin=ValueNode_Const::create(origin);
{
Action::Handle action(Action::create("LayerParamConnect"));
action->set_param("canvas",subcanvas);
action->set_param("canvas_interface",get_canvas_interface());
action->set_param("layer",layer);
action->set_param("param","origin");
action->set_param("value_node",value_node_origin);
add_action_front(action);
}
}
{
Action::Handle action(Action::create("LayerParamConnect"));
action->set_param("canvas",subcanvas);
action->set_param("canvas_interface",get_canvas_interface());
action->set_param("layer",new_layer);
action->set_param("param","origin");
action->set_param("value_node",value_node_origin);
add_action_front(action);
}
}