Aegisub/aegisub/src/subtitles_provider.cpp

130 lines
3.8 KiB
C++

// Copyright (c) 2007, Rodrigo Braz Monteiro
// 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 Aegisub Group 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
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
//
// $Id$
/// @file subtitles_provider.cpp
/// @brief Base class for subtitle renderers
/// @ingroup subtitle_rendering
///
///////////
// Headers
#include "config.h"
#include "subtitles_provider_manager.h"
#ifdef WITH_CSRI
#include "subtitles_provider_csri.h"
#endif
#ifdef WITH_LIBASS
#include "subtitles_provider_libass.h"
#endif
#include "options.h"
/// @brief Destructor
///
SubtitlesProvider::~SubtitlesProvider() {
}
/// @brief Check if provider available (doesn't verify provider works!)
/// @return
///
bool SubtitlesProviderFactoryManager::ProviderAvailable() {
// List of providers
wxArrayString list = GetFactoryList(Options.AsText(_T("Subtitles provider")));
// None available
return (list.Count() > 0);
}
/// @brief Get provider
/// @return
///
SubtitlesProvider* SubtitlesProviderFactoryManager::GetProvider() {
// List of providers
wxArrayString list = GetFactoryList(Options.AsText(_T("Subtitles provider")));
// None available
if (list.Count() == 0) throw _T("No subtitle providers are available.");
// Get provider
wxString error;
for (unsigned int i=0;i<list.Count();i++) {
try {
size_t pos = list[i].Find(_T('/'));
wxString name = list[i].Left(pos);
wxString subType = list[i].Mid(pos+1);
SubtitlesProvider *provider = GetFactory(list[i])->CreateProvider(subType);
if (provider) return provider;
}
catch (wxString err) { error += list[i] + _T(" factory: ") + err + _T("\n"); }
catch (const wxChar *err) { error += list[i] + _T(" factory: ") + wxString(err) + _T("\n"); }
catch (...) { error += list[i] + _T(" factory: Unknown error\n"); }
}
// Failed
throw error;
}
/// @brief Register providers
///
void SubtitlesProviderFactoryManager::RegisterProviders() {
#ifdef WITH_CSRI
CSRISubtitlesProviderFactory *csri = new CSRISubtitlesProviderFactory();
RegisterFactory(csri,_T("CSRI"),csri->GetSubTypes());
#endif
#ifdef WITH_LIBASS
RegisterFactory(new LibassSubtitlesProviderFactory(),_T("libass"));
#endif
}
/// @brief Clear providers
///
void SubtitlesProviderFactoryManager::ClearProviders() {
ClearFactories();
}
/// DOCME
template <class SubtitlesProviderFactory> std::map<wxString,SubtitlesProviderFactory*>* FactoryManager<SubtitlesProviderFactory>::factories=NULL;