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engines/alcachofa/menu.h

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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/>.
+ *
+ */
+
+#ifndef ALCACHOFA_MENU_H
+#define ALCACHOFA_MENU_H
+
+#include "common/savefile.h"
+
+namespace Alcachofa {
+
+class Room;
+
+enum class MainMenuAction : int32 {
+	ContinueGame = 0,
+	Save,
+	Load,
+	InternetMenu,
+	OptionsMenu,
+	Exit,
+	NextSave,
+	PrevSave,
+	NewGame,
+	AlsoExit // there seems to be no difference to Exit
+};
+
+enum class OptionsMenuAction : int32 {
+	SubtitlesOn = 0,
+	SubtitlesOff,
+	HighQuality,
+	LowQuality,
+	Bits32,
+	Bits16,
+	MainMenu
+};
+
+enum class OptionsMenuValue : int32 {
+	Music = 0,
+	Speech = 1
+};
+
+class Menu {
+public:
+	Menu();
+
+	inline bool isOpen() const { return _isOpen; }
+	inline uint32 millisBeforeMenu() const { return _millisBeforeMenu; }
+	inline Room *previousRoom() { return _previousRoom; }
+	inline FakeSemaphore &interactionSemaphore() { return _interactionSemaphore; }
+
+	void resetAfterLoad();
+	void updateOpeningMenu();
+	void triggerMainMenuAction(MainMenuAction action);
+	void triggerLoad();
+
+	void openOptionsMenu();
+	void triggerOptionsAction(OptionsMenuAction action);
+	void triggerOptionsValue(OptionsMenuValue valueId, float value);
+
+	// if we do still have a big thumbnail, any autosaves, ScummVM-saves, ingame-saves
+	// do not have to render themselves, they can just reuse the one we have.
+	// as such - may return nullptr
+	const Graphics::Surface *getBigThumbnail() const;
+
+private:
+	void triggerSave();
+	void updateSelectedSavefile(bool hasJustSaved);
+	bool tryReadOldSavefile();
+	void continueGame();
+	void continueMainMenu();
+	void setOptionsState();
+
+	bool
+		_isOpen = false,
+		_openAtNextFrame = false;
+	uint32
+		_millisBeforeMenu = 0,
+		_selectedSavefileI = 0;
+	Room *_previousRoom = nullptr;
+	FakeSemaphore _interactionSemaphore; // to prevent ScummVM loading during button clicks
+	Common::String _selectedSavefileDescription = "<unset>";
+	Common::Array<Common::String> _savefiles;
+	Graphics::ManagedSurface
+		_bigThumbnail, // big because it is for the in-game menu, not for ScummVM
+		_selectedThumbnail;
+	Common::SaveFileManager *_saveFileMgr;
+};
+
+}
+
+#endif // ALCACHOFA_MENU_H