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engines/hdb/metaengine.cpp
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292
engines/hdb/metaengine.cpp
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "base/plugins.h"
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#include "common/debug.h"
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#include "common/translation.h"
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#include "backends/keymapper/action.h"
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#include "backends/keymapper/keymapper.h"
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#include "backends/keymapper/standard-actions.h"
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#include "engines/advancedDetector.h"
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#include "graphics/thumbnail.h"
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#include "hdb/hdb.h"
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#include "hdb/input.h"
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#include "hdb/detection.h"
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namespace HDB {
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static const ADExtraGuiOptionsMap optionsList[] = {
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{
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GAMEOPTION_CHEATMODE,
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{
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_s("Enable cheat mode"),
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_s("Debug info and level selection becomes available"),
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"hypercheat",
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false,
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0,
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0
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}
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},
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AD_EXTRA_GUI_OPTIONS_TERMINATOR
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};
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const char *HDBGame::getGameId() const { return _gameDescription->gameId; }
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Common::Platform HDBGame::getPlatform() const { return _gameDescription->platform; }
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const char *HDBGame::getGameFile() const {
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return _gameDescription->filesDescriptions[0].fileName;
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}
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uint32 HDBGame::getGameFlags() const {
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return _gameDescription->flags;
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}
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bool HDBGame::isDemo() const {
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return (getGameFlags() & ADGF_DEMO);
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}
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bool HDBGame::isPPC() const {
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return (getPlatform() == Common::kPlatformPocketPC);
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}
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bool HDBGame::isHandango() const {
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return (getGameFlags() & GF_HANDANGO);
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}
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} // End of namespace HDB
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class HDBMetaEngine : public AdvancedMetaEngine<ADGameDescription> {
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public:
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const char *getName() const override {
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return "hdb";
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}
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const ADExtraGuiOptionsMap *getAdvancedExtraGuiOptions() const override {
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return HDB::optionsList;
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}
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bool hasFeature(MetaEngineFeature f) const override;
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int getMaximumSaveSlot() const override;
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bool removeSaveState(const char *target, int slot) const override;
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SaveStateList listSaves(const char *target) const override;
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SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const override;
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Common::KeymapArray initKeymaps(const char *target) const override;
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Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const override;
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};
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bool HDBMetaEngine::hasFeature(MetaEngineFeature f) const {
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return
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(f == kSupportsLoadingDuringStartup) ||
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(f == kSupportsListSaves) ||
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(f == kSupportsDeleteSave) ||
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(f == kSavesSupportMetaInfo) ||
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(f == kSavesSupportThumbnail) ||
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(f == kSimpleSavesNames) ||
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(f == kSavesSupportPlayTime);
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}
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bool HDB::HDBGame::hasFeature(Engine::EngineFeature f) const {
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return (f == kSupportsReturnToLauncher) ||
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(f == kSupportsLoadingDuringRuntime) ||
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(f == kSupportsSavingDuringRuntime);
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}
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bool HDBMetaEngine::removeSaveState(const char *target, int slot) const {
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Common::String fileName = Common::String::format("%s.%03d", target, slot);
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return g_system->getSavefileManager()->removeSavefile(fileName);
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}
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int HDBMetaEngine::getMaximumSaveSlot() const { return 99; }
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SaveStateList HDBMetaEngine::listSaves(const char *target) const {
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Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
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Common::StringArray filenames;
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Common::String pattern = target;
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pattern += ".###";
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filenames = saveFileMan->listSavefiles(pattern);
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SaveStateList saveList;
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for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
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// Obtain the last 2 digits of the filename, since they correspond to the save slot
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int slotNum = atoi(file->c_str() + file->size() - 2);
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if (slotNum >= 0 && slotNum <= getMaximumSaveSlot()) {
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Common::ScopedPtr<Common::InSaveFile> in(saveFileMan->openForLoading(*file));
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if (in) {
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SaveStateDescriptor desc;
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char mapName[32];
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Graphics::Surface *thumbnail;
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if (!Graphics::loadThumbnail(*in, thumbnail)) {
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warning("Error loading thumbnail for %s", file->c_str());
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}
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desc.setThumbnail(thumbnail);
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uint32 timeSeconds = in->readUint32LE();
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in->read(mapName, 32);
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debug(1, "mapName: %s playtime: %d", mapName, timeSeconds);
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desc.setSaveSlot(slotNum);
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desc.setPlayTime(timeSeconds * 1000);
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if (slotNum < 8)
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desc.setDescription(Common::String::format("Auto: %s", mapName));
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else
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desc.setDescription(mapName);
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saveList.push_back(desc);
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}
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}
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}
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// Sort saves based on slot number.
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Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
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return saveList;
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}
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SaveStateDescriptor HDBMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
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Common::ScopedPtr<Common::InSaveFile> in(g_system->getSavefileManager()->openForLoading(Common::String::format("%s.%03d", target, slot)));
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if (in) {
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SaveStateDescriptor desc;
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char mapName[32];
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Graphics::Surface *thumbnail;
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if (!Graphics::loadThumbnail(*in, thumbnail)) {
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warning("Error loading thumbnail");
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}
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desc.setThumbnail(thumbnail);
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uint32 timeSeconds = in->readUint32LE();
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in->read(mapName, 32);
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desc.setSaveSlot(slot);
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desc.setPlayTime(timeSeconds * 1000);
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desc.setDescription(mapName);
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return desc;
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}
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return SaveStateDescriptor();
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}
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Common::KeymapArray HDBMetaEngine::initKeymaps(const char *target) const {
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using namespace Common;
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using namespace HDB;
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Keymap *engineKeyMap = new Keymap(Keymap::kKeymapTypeGame, "hdb", "Hyperspace Delivery Boy!");
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Action *act;
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act = new Action(kStandardActionLeftClick, _("Left click"));
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act->setLeftClickEvent();
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act->addDefaultInputMapping("MOUSE_LEFT");
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act->addDefaultInputMapping("JOY_A");
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engineKeyMap->addAction(act);
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act = new Action(kStandardActionMoveUp, _("Move up"));
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act->setCustomEngineActionEvent(kHDBActionUp);
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act->addDefaultInputMapping("UP");
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act->addDefaultInputMapping("JOY_UP");
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engineKeyMap->addAction(act);
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act = new Action(kStandardActionMoveDown, _("Move down"));
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act->setCustomEngineActionEvent(kHDBActionDown);
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act->addDefaultInputMapping("DOWN");
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act->addDefaultInputMapping("JOY_DOWN");
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engineKeyMap->addAction(act);
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act = new Action(kStandardActionMoveLeft, _("Move left"));
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act->setCustomEngineActionEvent(kHDBActionLeft);
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act->addDefaultInputMapping("LEFT");
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act->addDefaultInputMapping("JOY_LEFT");
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engineKeyMap->addAction(act);
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act = new Action(kStandardActionMoveRight, _("Move right"));
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act->setCustomEngineActionEvent(kHDBActionRight);
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act->addDefaultInputMapping("RIGHT");
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act->addDefaultInputMapping("JOY_RIGHT");
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engineKeyMap->addAction(act);
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act = new Action("USE", _("Use"));
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act->setCustomEngineActionEvent(kHDBActionUse);
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act->addDefaultInputMapping("RETURN");
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act->addDefaultInputMapping("MOUSE_RIGHT");
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act->addDefaultInputMapping("JOY_B");
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engineKeyMap->addAction(act);
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act = new Action("CLEAR", _("Clear waypoints"));
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act->setCustomEngineActionEvent(kHDBActionClearWaypoints);
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act->addDefaultInputMapping("MOUSE_MIDDLE");
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act->addDefaultInputMapping("JOY_X");
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engineKeyMap->addAction(act);
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#if 0
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act = new Action("INV", _("Inventory"));
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act->setCustomEngineActionEvent(kHDBActionInventory);
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act->addDefaultInputMapping("SPACE");
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act->addDefaultInputMapping("JOY_Y");
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engineKeyMap->addAction(act);
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#endif
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act = new Action(kStandardActionPause, _("Pause"));
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act->setCustomEngineActionEvent(kHDBActionPause);
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act->addDefaultInputMapping("p");
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act->addDefaultInputMapping("JOY_LEFT_SHOULDER");
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engineKeyMap->addAction(act);
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act = new Action(kStandardActionOpenMainMenu, _("Menu"));
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act->setCustomEngineActionEvent(kHDBActionMenu);
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act->addDefaultInputMapping("ESCAPE");
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act->addDefaultInputMapping("JOY_RIGHT_SHOULDER");
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engineKeyMap->addAction(act);
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act = new Action("DEBUG", _("Debug"));
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act->setCustomEngineActionEvent(kHDBActionDebug);
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act->addDefaultInputMapping("F1");
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engineKeyMap->addAction(act);
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act = new Action("QUIT", _("Quit"));
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act->setCustomEngineActionEvent(kHDBActionQuit);
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act->addDefaultInputMapping("F10");
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engineKeyMap->addAction(act);
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return Keymap::arrayOf(engineKeyMap);
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}
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Common::Error HDBMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
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*engine = new HDB::HDBGame(syst, desc);
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return Common::kNoError;
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}
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#if PLUGIN_ENABLED_DYNAMIC(HDB)
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REGISTER_PLUGIN_DYNAMIC(HDB, PLUGIN_TYPE_ENGINE, HDBMetaEngine);
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#else
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REGISTER_PLUGIN_STATIC(HDB, PLUGIN_TYPE_ENGINE, HDBMetaEngine);
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#endif
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