158 lines
4.7 KiB
C++
158 lines
4.7 KiB
C++
/* 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 "engines/advancedDetector.h"
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#include "graphics/scaler.h"
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#include "common/savefile.h"
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#include "common/translation.h"
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#include "private/private.h"
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#include "private/detection.h"
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#include "private/savegame.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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static const ADExtraGuiOptionsMap optionsList[] = {
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{
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GAMEOPTION_SFX_SUBTITLES,
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{
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_s("Display SFX subtitles"),
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_s("Use SFX subtitles (if subtitles are enabled)."),
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"sfxSubtitles",
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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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{
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GAMEOPTION_HIGHLIGHT_MASKS,
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{
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_s("Highlight decision areas"),
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_s("Highlight clickable areas in decision scenes."),
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"highlightMasks",
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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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class PrivateMetaEngine : public AdvancedMetaEngine<ADGameDescription> {
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public:
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const char *getName() const override {
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return "private";
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}
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const ADExtraGuiOptionsMap *getAdvancedExtraGuiOptions() const override {
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return optionsList;
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}
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Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const override;
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void getSavegameThumbnail(Graphics::Surface &thumb) 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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};
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Common::Error PrivateMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const {
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*engine = new Private::PrivateEngine(syst, gd);
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return Common::kNoError;
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}
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void PrivateMetaEngine::getSavegameThumbnail(Graphics::Surface &thumb) {
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byte *palette;
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bool isNewPalette;
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Graphics::Surface *vs = Private::g_private->decodeImage(Private::g_private->_nextVS, &palette, &isNewPalette);
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::createThumbnail(&thumb, (const uint8 *)vs->getPixels(), vs->w, vs->h, palette);
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vs->free();
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delete vs;
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if (isNewPalette) {
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free(palette);
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}
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}
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/**
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* querySaveMetaInfos override that filters out saves with incompatible formats.
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*
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* The Private Eye save format was significantly changed to add more engine state.
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* Older saves are incompatible, and we might have to change the format again.
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* Save files now contain a version number in their header so that we can detect
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* that a save is compatible, and not present incompatible saves to users.
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*/
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SaveStateDescriptor PrivateMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
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using namespace Private;
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SaveStateDescriptor desc = MetaEngine::querySaveMetaInfos(target, slot);
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if (desc.getSaveSlot() == -1) {
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return desc;
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}
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// Only saves with compatible metadata headers are allowed.
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Common::ScopedPtr<Common::InSaveFile> f(g_system->getSavefileManager()->openForLoading(
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getSavegameFile(slot, target)));
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if (f) {
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SavegameMetadata meta;
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if (!readSavegameMetadata(f.get(), meta)) {
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return SaveStateDescriptor();
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}
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}
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return desc;
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}
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Common::KeymapArray PrivateMetaEngine::initKeymaps(const char *target) const {
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using namespace Common;
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using namespace Private;
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Keymap *engineKeymap = new Keymap(Keymap::kKeymapTypeGame, "private-default", _("Default keymappings"));
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Action *act;
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act = new Action(kStandardActionLeftClick, _("Select / Interact"));
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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("SKIP", _("Skip video"));
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act->setCustomEngineActionEvent(kActionSkip);
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act->addDefaultInputMapping("ESCAPE");
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act->addDefaultInputMapping("JOY_X");
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engineKeymap->addAction(act);
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return Keymap::arrayOf(engineKeymap);
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}
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namespace Private {
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bool PrivateEngine::isDemo() const {
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return (bool)(_gameDescription->flags & ADGF_DEMO);
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}
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} // End of namespace Private
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#if PLUGIN_ENABLED_DYNAMIC(PRIVATE)
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REGISTER_PLUGIN_DYNAMIC(PRIVATE, PLUGIN_TYPE_ENGINE, PrivateMetaEngine);
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#else
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REGISTER_PLUGIN_STATIC(PRIVATE, PLUGIN_TYPE_ENGINE, PrivateMetaEngine);
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#endif
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