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engines/sky/sky.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 SKY_SKY_H
+#define SKY_SKY_H
+
+
+#include "common/array.h"
+#include "common/error.h"
+#include "common/keyboard.h"
+#include "engines/engine.h"
+#include "graphics/big5.h"
+
+/**
+ * This is the namespace of the Sky engine.
+ *
+ * Status of this engine: ???
+ *
+ * Games using this engine:
+ * - Beneath a Steel Sky
+ */
+namespace Sky {
+
+struct SystemVars {
+	uint32 systemFlags;
+	uint32 gameVersion;
+	uint32 mouseFlag;
+	uint16 language;
+	uint32 currentPalette;
+	uint16 gameSpeed;
+	uint16 currentMusic;
+	bool pastIntro;
+	bool paused;
+	bool textDirRTL;
+};
+
+class Sound;
+class Disk;
+class Text;
+class Logic;
+class Mouse;
+class Screen;
+class Control;
+class MusicBase;
+class Debugger;
+class SkyCompact;
+
+enum SkyAction {
+	kSkyActionNone,
+	kSkyActionToggleFastMode,
+	kSkyActionToggleReallyFastMode,
+	kSkyActionOpenControlPanel,
+	kSkyActionConfirm,
+	kSkyActionSkip,
+	kSkyActionSkipLine,
+	kSkyActionPause
+};
+
+class SkyEngine : public Engine {
+protected:
+	SkyAction _action;
+	Common::KeyState _keyPressed;
+
+	Sound *_skySound;
+	Disk *_skyDisk;
+	Text *_skyText;
+	Logic *_skyLogic;
+	Mouse *_skyMouse;
+	Screen *_skyScreen;
+	Control *_skyControl;
+	SkyCompact *_skyCompact;
+	Debugger *_debugger;
+
+	MusicBase *_skyMusic;
+
+public:
+	SkyEngine(OSystem *syst);
+	~SkyEngine() override;
+
+	void syncSoundSettings() override;
+
+	static bool isDemo();
+	static bool isCDVersion();
+
+	Common::Error loadGameState(int slot) override;
+	Common::Error saveGameState(int slot, const Common::String &desc, bool isAutosave = false) override;
+	bool canLoadGameStateCurrently(Common::U32String *msg = nullptr) override;
+	bool canSaveGameStateCurrently(Common::U32String *msg = nullptr) override;
+	Common::String getSaveStateName(int slot) const override {
+		return Common::String::format("SKY-VM.%03d", slot);
+	}
+
+	static void *fetchItem(uint32 num);
+	static void *_itemList[300];
+	static SystemVars *_systemVars;
+	static const char *shortcutsKeymapId;
+	uint32 _chineseTraditionalOffsets[8];
+	char *_chineseTraditionalBlock;
+	Graphics::Big5Font *_big5Font;
+
+protected:
+	// Engine APIs
+	Common::Error init();
+	bool loadChineseTraditional();
+	Common::Error go();
+	Common::Error run() override {
+		Common::Error err;
+		err = init();
+		if (err.getCode() != Common::kNoError)
+			return err;
+		return go();
+	}
+
+	bool hasFeature(EngineFeature f) const override;
+
+	byte _fastMode;
+
+	void delay(int32 amount);
+	void handleKey();
+
+	void initItemList();
+
+	void initVirgin();
+	void loadFixedItems();
+};
+
+} // End of namespace Sky
+
+#endif