/* -*- Mode: C ; c-basic-offset: 2 -*- */
/*
 * LADI Session Handler (ladish)
 *
 * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
 *
 **************************************************************************
 * This file contains implementation of the canvas class
 **************************************************************************
 *
 * LADI Session Handler 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.
 *
 * LADI Session Handler 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
 * or write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "common.h"
#include "PatchageCanvas.hpp"
#include "Patchage.hpp"
#include "PatchageModule.hpp"
#include "PatchagePort.hpp"

PatchageCanvas::PatchageCanvas(Patchage* app, int width, int height) : _app(app)
{
	canvas_create(width, height, &_canvas);
}

#if 0
boost::shared_ptr<PatchageModule>
PatchageCanvas::find_module(const string& name, ModuleType type)
{
  for (ItemList::iterator m = _items.begin(); m != _items.end(); ++m) {
    boost::shared_ptr<PatchageModule> pm = boost::dynamic_pointer_cast<PatchageModule>(*m);
    if (pm && pm->identify(name, type)) {
      return pm;
    }
  }

  return boost::shared_ptr<PatchageModule>();
}


void
PatchageCanvas::connect(boost::shared_ptr<Connectable> port1, boost::shared_ptr<Connectable> port2)
{
  _app->connect(boost::dynamic_pointer_cast<PatchagePort>(port1), boost::dynamic_pointer_cast<PatchagePort>(port2));
}


void
PatchageCanvas::disconnect(boost::shared_ptr<Connectable> port1, boost::shared_ptr<Connectable> port2)
{
  _app->disconnect(boost::dynamic_pointer_cast<PatchagePort>(port1), boost::dynamic_pointer_cast<PatchagePort>(port2));
}


void
PatchageCanvas::status_message(const string& msg)
{
  _app->status_msg(string("[Canvas] ").append(msg));
}


boost::shared_ptr<PatchagePort>
PatchageCanvas::get_port(const string& node_name, const string& port_name)
{
  for (ItemList::iterator i = _items.begin(); i != _items.end(); ++i) {
    const boost::shared_ptr<Item> item = *i;
    const boost::shared_ptr<Module> module
      = boost::dynamic_pointer_cast<Module>(item);
    if (!module)
      continue;
    const boost::shared_ptr<Port> port = module->get_port(port_name);
    if (module->name() == node_name && port)
      return dynamic_pointer_cast<PatchagePort>(port);
  }
  
  return boost::shared_ptr<PatchagePort>();
}

boost::shared_ptr<PatchagePort>
PatchageCanvas::lookup_port_by_a2j_jack_port_name(
  const char * a2j_jack_port_name)
{
  for (ItemList::iterator i = _items.begin(); i != _items.end(); ++i)
  {
    const boost::shared_ptr<Item> item = *i;
    const boost::shared_ptr<Module> module = boost::dynamic_pointer_cast<Module>(item);
    if (!module)
      continue;

    PortVector ports = module->ports(); // copy
    for (PortVector::iterator p = ports.begin(); p != ports.end(); ++p)
    {
      boost::shared_ptr<PatchagePort> port = boost::dynamic_pointer_cast<PatchagePort>(*p);
      if (port->is_a2j_mapped && port->a2j_jack_port_name == a2j_jack_port_name)
      {
        return dynamic_pointer_cast<PatchagePort>(port);
      }
    }
  }
  
  return boost::shared_ptr<PatchagePort>();
}
#endif