scummvm/backends/base-backend.cpp
2011-05-25 19:40:55 +02:00

101 lines
2.7 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.
*
* $URL$
* $Id$
*
*/
#include "backends/base-backend.h"
#include "backends/events/default/default-events.h"
#include "backends/audiocd/default/default-audiocd.h"
#include "gui/message.h"
void BaseBackend::displayMessageOnOSD(const char *msg) {
// Display the message for 1.5 seconds
GUI::TimedMessageDialog dialog(msg, 1500);
dialog.runModal();
}
static Common::EventManager *s_eventManager = 0;
Common::EventManager *BaseBackend::getEventManager() {
// FIXME/TODO: Eventually this method should be turned into an abstract one,
// to force backends to implement this conciously (even if they
// end up returning the default event manager anyway).
if (!s_eventManager)
s_eventManager = new DefaultEventManager(this);
return s_eventManager;
}
void BaseBackend::fillScreen(uint32 col) {
Graphics::Surface *screen = lockScreen();
if (screen && screen->pixels)
memset(screen->pixels, col, screen->h * screen->pitch);
unlockScreen();
}
/*
FIXME: Maybe we should push the default config file loading/saving code below
out to all the backends?
*/
#if defined(POSIX)
#define DEFAULT_CONFIG_FILE ".scummvmrc"
#endif
#if !defined(POSIX)
#define DEFAULT_CONFIG_FILE "scummvm.ini"
#endif
BaseBackend::BaseBackend() {
_audiocdManager = 0;
}
BaseBackend::~BaseBackend() {
delete _audiocdManager;
}
Common::SeekableReadStream *BaseBackend::createConfigReadStream() {
Common::FSNode file(DEFAULT_CONFIG_FILE);
return file.createReadStream();
}
Common::WriteStream *BaseBackend::createConfigWriteStream() {
#ifdef __DC__
return 0;
#else
Common::FSNode file(DEFAULT_CONFIG_FILE);
return file.createWriteStream();
#endif
}
AudioCDManager *BaseBackend::getAudioCDManager() {
if (!_audiocdManager)
_audiocdManager = new DefaultAudioCDManager();
return _audiocdManager;
}
void BaseBackend::resetGraphicsScale() {
}