/*---------------------------------------------------------------------------*
  Project:  NintendoWare
  File:     lyt_TextureContainer.cpp
  
  Copyright (C)2009-2011 Nintendo/HAL Laboratory, Inc.  All rights reserved.
  
  These coded instructions, statements, and computer programs contain proprietary
  information of Nintendo and/or its licensed developers and are protected by
  national and international copyright laws. They may not be disclosed to third
  parties or copied or duplicated in any form, in whole or in part, without the
  prior written consent of Nintendo.
  
  The content herein is highly confidential and should be handled accordingly.
  
  $Revision: 31311 $
 *---------------------------------------------------------------------------*/

#include "precompiled.h"

#include <nw/lyt/lyt_Layout.h>
#include <nw/lyt/lyt_TextureContainer.h>
#include <nw/lyt/lyt_Util.h>

namespace nw
{
namespace lyt
{

TextureRefLink::TextureRefLink()
{
    m_Name[0] = '\0';
}

TextureRefLink::~TextureRefLink()
{
    lyt::DeleteTexture(m_TexInfo);
}

void
TextureRefLink::Set(
    const char* name,
    const TextureInfo& texInfo)
{
    NW_NULL_ASSERT(name);

    // TODO: バイナリコンバータでファイル名の長さをチェックする。
    ut::strcpy(m_Name, sizeof(m_Name), name);
    m_TexInfo = texInfo;
}

TextureContainer::~TextureContainer()
{
    this->Finalize();
}

void
TextureContainer::Finalize()
{
    while (!this->empty())
    {
        TextureRefLink* pLink = &this->front();
        this->erase(pLink);
        Layout::DeleteObj(pLink);
    }
}

const TextureInfo
TextureContainer::FindTextureByName(const char* name)
{
    for (Iterator it = this->GetBeginIter(); it != this->GetEndIter(); ++it)
    {
        if (0 == std::strcmp(name, it->GetResourceName()))
        {
            return it->GetTextureInfo();
        }
    }

    return TextureInfo();
}

const TextureInfo
TextureContainer::FindTextureByKey(TextureKey key)
{
    NW_NULL_ASSERT(key);
    TextureRefLink* pLink = (TextureRefLink*)(key);

    for (Iterator it = this->GetBeginIter(); it != this->GetEndIter(); ++it)
    {
        if (&(*it) == pLink)
        {
            return it->GetTextureInfo();
        }
    }

    return TextureInfo();
}

TextureKey
TextureContainer::RegistTexture(const char* name, const TextureInfo& textureInfo)
{
    NW_ASSERT(name);

    TextureRefLink* pLink = Layout::NewObj<TextureRefLink>();
    if (pLink == NULL)
    {
        return NULL;
    }

    pLink->Set(name, textureInfo);

    this->push_back(pLink);

    return (TextureKey) pLink;
}

void
TextureContainer::UnregistTexture(TextureKey key)
{
    NW_NULL_ASSERT(key);

    TextureRefLink* pLink = (TextureRefLink*)(key);
    this->erase(pLink);
    Layout::DeleteObj(pLink);
}

} // namespace nw::lyt
} // namespace nw