scummvm/common/system.cpp

156 lines
4.0 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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.
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#define FORBIDDEN_SYMBOL_EXCEPTION_exit
#define FORBIDDEN_SYMBOL_EXCEPTION_FILE
#define FORBIDDEN_SYMBOL_EXCEPTION_fputs
#define FORBIDDEN_SYMBOL_EXCEPTION_fflush
#define FORBIDDEN_SYMBOL_EXCEPTION_stdout
#define FORBIDDEN_SYMBOL_EXCEPTION_stderr
#include "common/system.h"
#include "common/events.h"
#include "common/fs.h"
#include "common/savefile.h"
#include "common/str.h"
#include "common/textconsole.h"
#include "backends/audiocd/default/default-audiocd.h"
#include "backends/fs/fs-factory.h"
#include "backends/timer/default/default-timer.h"
OSystem *g_system = 0;
OSystem::OSystem() {
_audiocdManager = 0;
_eventManager = 0;
_timerManager = 0;
_savefileManager = 0;
_fsFactory = 0;
}
OSystem::~OSystem() {
delete _audiocdManager;
_audiocdManager = 0;
delete _eventManager;
_eventManager = 0;
delete _timerManager;
_timerManager = 0;
delete _savefileManager;
_savefileManager = 0;
delete _fsFactory;
_fsFactory = 0;
}
void OSystem::initBackend() {
// Verify all managers has been set
if (!_audiocdManager)
error("Backend failed to instantiate audio CD manager");
if (!_eventManager)
error("Backend failed to instantiate event manager");
if (!_timerManager)
error("Backend failed to instantiate timer manager");
// TODO: We currently don't check _savefileManager, because at least
// on the Nintendo DS, it is possible that none is set. That should
// probably be treated as "saving is not possible". Or else the NDS
// port needs to be changed to always set a _savefileManager
// if (!_savefileManager)
// error("Backend failed to instantiate savefile manager");
// TODO: We currently don't check _fsFactory because not all ports
// set it.
// if (!_fsFactory)
// error("Backend failed to instantiate fs factory");
}
bool OSystem::setGraphicsMode(const char *name) {
if (!name)
return false;
// Special case for the 'default' filter
if (!scumm_stricmp(name, "normal") || !scumm_stricmp(name, "default")) {
return setGraphicsMode(getDefaultGraphicsMode());
}
const GraphicsMode *gm = getSupportedGraphicsModes();
while (gm->name) {
if (!scumm_stricmp(gm->name, name)) {
return setGraphicsMode(gm->id);
}
gm++;
}
return false;
}
void OSystem::fatalError() {
quit();
exit(1);
}
FilesystemFactory *OSystem::getFilesystemFactory() {
assert(_fsFactory);
return _fsFactory;
}
Common::SeekableReadStream *OSystem::createConfigReadStream() {
Common::FSNode file(getDefaultConfigFileName());
return file.createReadStream();
}
Common::WriteStream *OSystem::createConfigWriteStream() {
#ifdef __DC__
return 0;
#else
Common::FSNode file(getDefaultConfigFileName());
return file.createWriteStream();
#endif
}
Common::String OSystem::getDefaultConfigFileName() {
return "scummvm.ini";
}
void OSystem::logMessage(LogMessageType::Type type, const char *message) {
#if !defined(__PLAYSTATION2__) && !defined(__DS__)
FILE *output = 0;
if (type == LogMessageType::kInfo || type == LogMessageType::kDebug)
output = stdout;
else
output = stderr;
fputs(message, output);
fflush(output);
#endif
}
Common::String OSystem::getSystemLanguage() const {
return "en_US";
}