game.cpp

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos 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 3
 * of the License, or (at your option) any later version.
 *
 * xoreos 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 xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#include <cassert>

#include <algorithm>

#include "src/common/filepath.h"
#include "src/common/filelist.h"
#include "src/common/configman.h"

#include "src/events/events.h"

#include "src/sound/sound.h"

#include "src/engines/aurora/util.h"

#include "src/engines/kotor2/game.h"
#include "src/engines/kotor2/kotor2.h"
#include "src/engines/kotor2/console.h"
#include "src/engines/kotor2/module.h"
#include "src/engines/kotor2/area.h"
#include "src/engines/kotor2/creature.h"

#include "src/engines/kotor2/gui/main/main.h"

#include "src/engines/kotor2/script/functions.h"

namespace Engines {

namespace KotOR2 {

Game::Game(KotOR2Engine &engine, ::Engines::Console &console, Aurora::Platform platform) :
    _engine(&engine), _platform(platform), _console(&console) {

    _functions.reset(new Functions(*this));
}

Game::~Game() {
}

Module &Game::getModule() {
    assert(_module);

    return *_module;
}

void Game::run() {
    _module.reset(new Module(*_console));

    while (!EventMan.quitRequested()) {
        mainMenu();
        runModule();
    }

    _module.reset();
}

void Game::runModule() {
    if (EventMan.quitRequested() || !_module->isLoaded()) {
        _module->clear();
        return;
    }

    _module->enter();
    EventMan.enableKeyRepeat(true);

    while (!EventMan.quitRequested() && _module->isRunning()) {
        Events::Event event;
        while (EventMan.pollEvent(event))
            _module->addEvent(event);

        _module->processEventQueue();
        EventMan.delay(10);
    }

    EventMan.enableKeyRepeat(false);
    _module->leave();

    _module->clear();
}

void Game::playMenuMusic(Common::UString music) {
    stopMenuMusic();

    if (music.empty())
        music = "mus_sion";

    _menuMusic = playSound(music, Sound::kSoundTypeMusic, true);
}

void Game::stopMenuMusic() {
    SoundMan.stopChannel(_menuMusic);
}

void Game::playMusic(const Common::UString &music) {
    if (_module && _module->isRunning()) {
        Area *area = _module->getCurrentArea();
        if (area)
            area->playAmbientMusic(music);

        return;
    }

    playMenuMusic(music);
}

void Game::stopMusic() {
    stopMenuMusic();

    if (_module && _module->isRunning()) {
        Area *area = _module->getCurrentArea();
        if (area)
            area->stopAmbientMusic();
    }
}

void Game::mainMenu() {
    EventMan.flushEvents();

    MainMenu menu(*_module, _console);

    _console->disableCommand("loadmodule", "not available in the main menu");
    _console->disableCommand("exitmodule", "not available in the main menu");

    menu.show();
    menu.run();
    menu.hide();

    _console->enableCommand("loadmodule");
    _console->enableCommand("exitmodule");
}

void Game::getModules(std::vector<Common::UString> &modules) {
    modules.clear();

    Common::UString moduleDir = ConfigMan.getString("KOTOR2_moduleDir");
    if (moduleDir.empty())
        return;

    Common::FileList mods;
    mods.addDirectory(moduleDir);

    for (Common::FileList::const_iterator m = mods.begin(); m != mods.end(); ++m) {
        Common::UString file = m->toLower();
        if (!file.endsWith("_s.rim"))
            continue;

        file = Common::FilePath::getStem(file);
        file.truncate(file.size() - Common::UString("_s").size());

        modules.push_back(file);
    }

    std::sort(modules.begin(), modules.end(), Common::UString::iless());
}

} // End of namespace KotOR2

} // End of namespace Engines