context_object_collection.cpp

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/*
 * Copyright (c) 2010, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Willow Garage, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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#include <rve_render_client/context_object_collection.h>
#include <rve_render_client/client_context.h>

namespace rve_render_client
{

void destroyContextObjectCollection(ContextObjectCollection* coll)
{
  while (!coll->contexts_.empty())
  {
    ClientContext* context = *coll->contexts_.begin();
    context->removeObject(coll);
  }

  delete coll;
}

ContextObjectCollectionPtr createContextObjectCollection()
{
  ContextObjectCollectionPtr coll(new ContextObjectCollection, destroyContextObjectCollection);
  return coll;
}

ContextObjectCollection::ContextObjectCollection()
: id_(rve_common::UUID::generate())
{
}

void ContextObjectCollection::create(ClientContext* context)
{
  contexts_.insert(context);
  S_ContextObject::iterator it = objects_.begin();
  S_ContextObject::iterator end = objects_.end();
  for (; it != end; ++it)
  {
    const ContextObjectPtr& obj = *it;
    obj->create(context);
  }
}

void ContextObjectCollection::destroy(ClientContext* context)
{
  S_ContextObject::iterator it = objects_.begin();
  S_ContextObject::iterator end = objects_.end();
  for (; it != end; ++it)
  {
    const ContextObjectPtr& obj = *it;
    obj->destroy(context);
  }

  contexts_.erase(context);
}

void ContextObjectCollection::addObject(const ContextObjectPtr& obj)
{
  objects_.insert(obj);

  S_Context::iterator it = contexts_.begin();
  S_Context::iterator end = contexts_.end();
  for (; it != end; ++it)
  {
    ClientContext* context = *it;
    obj->create(context);
  }
}

void ContextObjectCollection::removeObject(const ContextObjectPtr& obj)
{
  S_Context::iterator it = contexts_.begin();
  S_Context::iterator end = contexts_.end();
  for (; it != end; ++it)
  {
    ClientContext* context = *it;
    obj->destroy(context);
  }

  objects_.erase(obj);
}

void ContextObjectCollection::getDependencies(V_UUID& deps)
{
  S_ContextObject::iterator it = objects_.begin();
  S_ContextObject::iterator end = objects_.end();
  for (; it != end; ++it)
  {
    const ContextObjectPtr& obj = *it;
    obj->getDependencies(deps);
  }
}

}