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engines/qdengine/qdengine.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 QDENGINE_H
+#define QDENGINE_H
+
+#include "common/error.h"
+#include "common/random.h"
+#include "common/serializer.h"
+#include "engines/engine.h"
+#include "graphics/pixelformat.h"
+
+#include "qdengine/qd_fwd.h"
+#include "qdengine/parser/qdscr_parser.h"
+#include "qdengine/qdcore/qd_screen_text.h"
+
+struct ADGameDescription;
+
+namespace Graphics {
+class Screen;
+}
+
+namespace QDEngine {
+
+struct QDEngineGameDescription;
+class grDispatcher;
+class qdGameDispatcher;
+
+enum QDEngineDebugChannels {
+	kDebugGraphics = 1,
+	kDebugImGui,
+	kDebugInput,
+	kDebugLoad,
+	kDebugLog,
+	kDebugSave,
+	kDebugSound,
+	kDebugTemp,
+	kDebugQuant,
+	kDebugMinigames,
+	kDebugMovement,
+	kDebugText,
+	kDebug16BppMode,
+};
+
+enum {
+	GF_BROKEN_VIDEOS = 1
+};
+
+class QDEngineEngine : public Engine {
+private:
+	const ADGameDescription *_gameDescription;
+	Common::RandomSource _randomSource;
+
+	grDispatcher *_grD = nullptr;
+	qdGameDispatcher *_gameD = nullptr;
+
+protected:
+	// Engine APIs
+	Common::Error run() override;
+
+public:
+	Graphics::Screen *_screen = nullptr;
+	Graphics::PixelFormat _pixelformat;
+	int _tagMap[QDSCR_MAX_KEYWORD_ID];
+
+	int _screenW;
+	int _screenH;
+
+	bool _forceFullRedraw = false;
+
+public:
+	QDEngineEngine(OSystem *syst, const ADGameDescription *gameDesc);
+	~QDEngineEngine() override;
+
+	uint32 getFeatures() const;
+	Common::Language getLanguage() const;
+
+	/**
+	 * Returns the game Id
+	 */
+	Common::String getGameId() const;
+	Common::String getTargetName() const { return _targetName; }
+
+	const char *getExeName() const;
+
+	/**
+	 * Gets a random number
+	 */
+	uint32 getRandomNumber(uint maxNum) {
+		return _randomSource.getRandomNumber(maxNum);
+	}
+
+	void setSeed(uint32 seed) {
+		_randomSource.setSeed(seed);
+	}
+
+	bool hasFeature(EngineFeature f) const override {
+		return
+		    (f == kSupportsLoadingDuringRuntime) ||
+		    (f == kSupportsSavingDuringRuntime) ||
+		    (f == kSupportsReturnToLauncher);
+	};
+
+	bool canLoadGameStateCurrently(Common::U32String *msg = nullptr) override {
+		return true;
+	}
+	bool canSaveGameStateCurrently(Common::U32String *msg = nullptr) override {
+		return true;
+	}
+
+	Common::Error saveGameStream(Common::WriteStream *stream, bool isAutosave = false) override;
+	Common::Error loadGameStream(Common::SeekableReadStream *stream) override;
+
+	void syncSoundSettings() override;
+
+	int engineMain();
+
+	const Vect2i &screen_offset() {
+		return _screen_offset;
+	}
+	void set_screen_offset(const Vect2i &offset) {
+		_screen_offset = offset;
+	}
+
+public:
+	int _thumbSizeX = 0, _thumbSizeY = 0;
+	bool _debugDraw = false;
+	bool _debugDrawGrid = false;
+	bool _debugDrawPath = false;
+	int _gameVersion = 0;
+
+	Vect2i _screen_offset = Vect2i(0, 0);
+	grScreenRegion _fps_region = grScreenRegion_EMPTY;
+	grScreenRegion _fps_region_last = grScreenRegion_EMPTY;
+	Std::vector<qdGameObject *> _visible_objects;
+
+	// Default text format
+	qdScreenTextFormat _default_format;
+	// Global format
+	qdScreenTextFormat _global_text_format;
+	// Global format for dialog topics
+	qdScreenTextFormat _global_topic_format;
+
+private:
+	void init_graphics();
+};
+
+extern QDEngineEngine *g_engine;
+#define SHOULD_QUIT ::QDEngine::g_engine->shouldQuit()
+
+} // namespace QDEngine
+
+byte *transCyrillic(const Common::String &str);
+
+#endif // QDENGINE_H