C++ CTextureMap::size方法代码示例

bool CGUITextureManager::HasTexture(const CStdString &textureName, CStdString *path, int *bundle, int *size)
{
  // default values
  if (bundle) *bundle = -1;
  if (size) *size = 0;
  if (path) *path = textureName;

  if (textureName == "-")
    return false;
  if (textureName.Find("://") >= 0)
    return false;

  // first check of texture exists...
  for (int i = 0; i < (int)m_vecTextures.size(); ++i)
  {
    CTextureMap *pMap = m_vecTextures[i];
    if (pMap->GetName() == textureName)
    {
      for (int i = 0; i < 2; i++)
      {
        if (m_iNextPreload[i] != m_PreLoadNames[i].end() && (*m_iNextPreload[i] == textureName))
        {
          ++m_iNextPreload[i];
          // preload next file
          if (m_iNextPreload[i] != m_PreLoadNames[i].end())
            m_TexBundle[i].PreloadFile(*m_iNextPreload[i]);
        }
      }
      if (size) *size = pMap->size();
      return true;
    }
  }

  for (int i = 0; i < 2; i++)
  {
    if (m_iNextPreload[i] != m_PreLoadNames[i].end() && (*m_iNextPreload[i] == textureName))
    {
      if (bundle) *bundle = i;
      ++m_iNextPreload[i];
      // preload next file
      if (m_iNextPreload[i] != m_PreLoadNames[i].end())
        m_TexBundle[i].PreloadFile(*m_iNextPreload[i]);
      return true;
    }
    else if (m_TexBundle[i].HasFile(textureName))
    {
      if (bundle) *bundle = i;
      return true;
    }
  }

  CStdString fullPath = GetTexturePath(textureName);
  if (path)
    *path = fullPath;

  return !fullPath.IsEmpty();
}

int CGUITextureManager::Load(const CStdString& strTextureName, DWORD dwColorKey, bool checkBundleOnly /*= false */)
{
  CStdString strPath;
  int bundle = -1;
  int size = 0;
  if (!HasTexture(strTextureName, &strPath, &bundle, &size))
    return 0;

  if (size) // we found the texture
    return size;

  // See if texture is being overridden.
  CStdString strTextureFile = strTextureName;
  CStdString strTextureOverridePath1;
  CStdString strTextureOverridePath2;
  CStdString strExt = CUtil::GetExtension(strTextureFile);
  CUtil::RemoveExtension(strTextureFile);
  
  // Check original format and JPEG.
  strTextureOverridePath1.Format("%s/media/%s%s", _P("Q:"), strTextureFile.c_str(), strExt.c_str());
  strTextureOverridePath2.Format("%s/media/%s.jpg", _P("Q:"), strTextureFile.c_str(), strExt.c_str());
  
  if (checkBundleOnly && bundle == -1)
    return 0;

  if (XFILE::CFile::Exists(strTextureOverridePath1))
    { strPath = strTextureOverridePath1; bundle = -1; }
  else if (XFILE::CFile::Exists(strTextureOverridePath2))
    { strPath = strTextureOverridePath2; bundle = -1; }
  else if (bundle == -1)
    strPath = GetTexturePath(strTextureName);
  else
    strPath = strTextureName;

  //Lock here, we will do stuff that could break rendering
  CSingleLock lock(g_graphicsContext);

#ifndef HAS_SDL
  LPDIRECT3DTEXTURE8 pTexture;
  LPDIRECT3DPALETTE8 pPal = 0;
#else
  SDL_Surface* pTexture;
  SDL_Palette* pPal = NULL;
#endif

#ifdef _DEBUG
  LARGE_INTEGER start;
  QueryPerformanceCounter(&start);
#endif

  D3DXIMAGE_INFO info;

  if (strPath.Right(4).ToLower() == ".gif")
  {
    CTextureMap* pMap;

    if (bundle >= 0)
    {
#ifndef HAS_SDL    
      LPDIRECT3DTEXTURE8* pTextures;
#else
      SDL_Surface** pTextures;
#endif
      int nLoops = 0;
      int* Delay;
#ifndef HAS_SDL
      int nImages = m_TexBundle[bundle].LoadAnim(g_graphicsContext.Get3DDevice(), strTextureName, &info, &pTextures, &pPal, nLoops, &Delay);
#else
      int nImages = m_TexBundle[bundle].LoadAnim(strTextureName, &info, &pTextures, &pPal, nLoops, &Delay);
#endif        
      if (!nImages)
      {
        CLog::Log(LOGERROR, "Texture manager unable to load bundled file: %s", strTextureName.c_str());
        return 0;
      }

      pMap = new CTextureMap(strTextureName);
      for (int iImage = 0; iImage < nImages; ++iImage)
      {
        CTexture* pclsTexture = new CTexture(pTextures[iImage], info.Width, info.Height, true, 100, pPal);
        pclsTexture->SetDelay(Delay[iImage]);
        pclsTexture->SetLoops(nLoops);
        pMap->Add(pclsTexture);
#ifndef HAS_SDL
        delete pTextures[iImage];
#else
        SDL_FreeSurface(pTextures[iImage]);
#endif
      }

      delete [] pTextures;
      delete [] Delay;
    }
    else
    {
      CAnimatedGifSet AnimatedGifSet;
      int iImages = AnimatedGifSet.LoadGIF(strPath.c_str());
      if (iImages == 0)
      {
        if (!strnicmp(strPath.c_str(), "q:\\skin", 7))
//.........这里部分代码省略.........