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/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "hpl1/hpl1.h"
#include "audio/mixer.h"
#include "common/config-manager.h"
#include "common/debug-channels.h"
#include "common/events.h"
#include "common/savefile.h"
#include "common/scummsys.h"
#include "common/system.h"
#include "engine/engine.h"
#include "engines/util.h"
#include "graphics/palette.h"
#include "hpl1/debug.h"
#include "hpl1/detection.h"
#include "hpl1/engine/system/String.h"
#include "hpl1/penumbra-overture/Init.h"
#include "hpl1/penumbra-overture/MainMenu.h"
#include "hpl1/penumbra-overture/SaveHandler.h"
namespace Hpl1 {
Hpl1Engine *g_engine;
Hpl1Engine::Hpl1Engine(OSystem *syst, const ADGameDescription *gameDesc)
: Engine(syst), _gameDescription(gameDesc), _randomSource("Hpl1") {
g_engine = this;
}
Hpl1Engine::~Hpl1Engine() {
delete _screen;
}
uint32 Hpl1Engine::getFeatures() const {
return _gameDescription->flags;
}
Common::String Hpl1Engine::getGameId() const {
return _gameDescription->gameId;
}
static Common::String getStartupSave(MetaEngine *meta, const char *target) {
if (ConfMan.hasKey("save_slot")) {
const int saveSlot = ConfMan.getInt("save_slot");
const SaveStateDescriptor saveInfo = meta->querySaveMetaInfos(target, saveSlot);
return saveInfo.getDescription();
}
return "";
}
Common::Error Hpl1Engine::run() {
_gameInit = new cInit(); // TODO: remove allocation
if (!_gameInit->Init(getStartupSave(getMetaEngine(), _targetName.c_str()).c_str())) {
delete _gameInit;
return Common::kUnknownError; // TODO: better errors
};
_gameInit->Run();
_gameInit->Exit();
delete _gameInit;
return Common::kNoError;
}
void Hpl1Engine::pauseEngineIntern(bool pause) {
_mixer->pauseAll(pause);
g_system->lockMouse(!pause);
// if a save is deleted from the global main menu,
// it would still appear on the game's menu
if (!pause)
_gameInit->mpMainMenu->UpdateWidgets();
}
static Common::String freeSaveSlot(const Engine *engine, const int maxSaves) {
for (int i = 1; i < maxSaves; ++i) {
const Common::String name = engine->getSaveStateName(i);
if (!g_system->getSavefileManager()->exists(name))
return name;
}
return "";
}
Common::String Hpl1Engine::createSaveFile(const Common::String &internalName) {
const Common::String freeSlot = freeSaveSlot(this, getMetaEngine()->getMaximumSaveSlot());
if (freeSlot == "")
warning("game out of save slots");
return freeSlot;
}
static Common::String findSaveFile(const SaveStateList &saves, const Common::String &internalName) {
for (auto &s : saves) {
if (s.getDescription() == internalName)
return g_engine->getSaveStateName(s.getSaveSlot());
}
logWarning(kDebugSaves | kDebugFilePath, "save file for save %s does not exist", internalName.c_str());
return "";
}
void Hpl1Engine::removeSaveFile(const Common::String &internalName) {
Common::String filename = findSaveFile(g_engine->getMetaEngine()->listSaves(_targetName.c_str()), internalName);
if (filename != "")
_saveFileMan->removeSavefile(filename);
}
Common::String Hpl1Engine::mapInternalSaveToFile(const Common::String &internalName) {
return findSaveFile(g_engine->getMetaEngine()->listSaves(_targetName.c_str()), internalName);
}
Common::StringArray Hpl1Engine::listInternalSaves(const Common::String &pattern) {
Common::StringArray internalSaves;
SaveStateList saves = g_engine->getMetaEngine()->listSaves(_targetName.c_str());
for (auto &save : saves) {
const Common::String saveDesc = save.getDescription();
if (saveDesc.matchString(pattern))
internalSaves.push_back(saveDesc);
}
return internalSaves;
}
Common::Error Hpl1Engine::loadGameState(int slot) {
SaveStateDescriptor a = getMetaEngine()->querySaveMetaInfos(_targetName.c_str(), slot);
_gameInit->mpMainMenu->SetActive(false);
_gameInit->mpSaveHandler->LoadGameFromFile(a.getDescription());
return Common::kNoError;
}
Common::Error Hpl1Engine::syncGame(Common::Serializer &s) {
// The Serializer has methods isLoading() and isSaving()
// if you need to specific steps; for example setting
// an array size after reading it's length, whereas
// for saving it would write the existing array's length
int dummy = 0;
s.syncAsUint32LE(dummy);
return Common::kNoError;
}
} // namespace Hpl1
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